Showing results 151 to 200 out of 205
Released: 2021-07-07 19:23:36
Spectroscopic Classification of AT2021qyd (ZTF21abhywxv) with Keck I + LRIS
Yuhan Yao (Caltech), Yashvi Sharma (Caltech), Anna Y. Q. Ho (UC Berkeley), D. Perley (LJMU), S. R. Kulkarni (Caltech)
Source Group: ZTF
Related Objects:
2021qyd [ZTF21abhywxv]
RA, DEC:16:55:04.485, +52:07:39.48
(253.768686, 52.127632)
Redshift:0.049
Type:SN Ib/c
Related Notes:
We report the spectroscopic classification of AT2021qyd as a peculiar Type Ib/c supernova.
Released: 2021-07-01 21:14:00
AT2021ehb/ZTF21aanxhjv: Tidal Disruption Event that is Brightening in the X-rays
Yuhan Yao (Caltech), Murray Brightman (Caltech), Suvi Gezari (STScI), Sjoert van Velzen (Leiden University), Erica Hamm…
Source Group: ZTF
Keywords: TDE, X-rays, Time-domain
Related Objects:
2021ehb [ZTF21aanxhjv]
RA, DEC:03:07:47.806, +40:18:40.57
(46.949190, 40.311268)
Redshift:0.018
Type:TDE
We report Swift/XRT detection of X-ray emission in the tidal disruption event (TDE) AT2021ehb/ZTF21aanxhjv.
Released: 2021-06-26 22:14:50
ZTF and LT Observations of AT2021qyd (ZTF21abhywxv), a Fast Blue Extragalactic Transient
A. Y. Q. Ho (UC Berkeley), D. A. Perley (LJMU), Y. Yao (Caltech), M. Coughlin (UMN), on behalf of the Zwicky Transient …
Source Group: ZTF
Related Objects:
2021qyd [ZTF21abhywxv]
RA, DEC:16:55:04.485, +52:07:39.48
(253.768686, 52.127632)
Redshift:0.049
Type:SN Ib/c
We report the rapid (0.5 mag/day) fading of AT2021qyd, a young blue extragalactic transient. The fast evolution, blue colors, and photometric redshift of the host galaxy is reminiscent of shock-cooli…
Released: 2021-06-15 17:04:12
ZTF superluminous supernova candidates
Lin Yan (Caltech), Daniel A. Perley (LJMU), Ragnhild Lunnan, Ting-Wan Chen, Steve Schulze, Tuomas Kangas (OKC)
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2021mrn [ZTF21aazpcon]
RA, DEC:13:19:13.467, +38:45:45.96
(199.806112, 38.762768)
Redshift:
Type:
,
2021oky
RA, DEC:13:19:24.269, +10:01:53.01
(199.851120, 10.031393)
Redshift:
Type:
,
2021nxq [ZTF21abcpsjy]
RA, DEC:14:25:20.679, +37:45:44.70
(216.336162, 37.762417)
Redshift:0.15
Type:SLSN-I
,
2021mkr [ZTF21abbqeea]
RA, DEC:14:56:52.570, +60:50:05.10
(224.219042, 60.834750)
Redshift:0.28
Type:SLSN-I
,
2021mlh [ZTF21abavqaz]
RA, DEC:17:25:28.659, +63:08:42.50
(261.369414, 63.145139)
Redshift:0.189
Type:SN IIP
,
2021owc
RA, DEC:20:22:44.746, -14:48:45.89
(305.686440, -14.812746)
Redshift:0.127
Type:SN IIn
We report 6 ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is about 50 days and a typical peak r-band magnitude is …
Released: 2021-05-18 19:06:49
Spectroscopic classification of 10 ZTF transients
Moa Skan, Jakub Cehula, Marie Schoelch, Cis Lagae, Matthew Hayes, Jesper Sollerman, Steve Schulze, Joel Johansson (SU)
Source Group: ZTF
Related Objects:
2021kqt [ZTF21aaxtjvm]
RA, DEC:12:47:05.713, +71:19:50.30
(191.773805, 71.330638)
Redshift:0.107
Type:SN Ia
,
2021hac [ZTF21aaqldsj]
RA, DEC:14:12:30.458, +34:33:00.40
(213.126908, 34.550111)
Redshift:0.0316
Type:SN II
,
2021kgu [ZTF21aawtewf]
RA, DEC:15:43:21.070, +42:09:13.21
(235.837792, 42.153669)
Redshift:0.103
Type:SN Ia
,
2021lea [ZTF21aayrbnn]
RA, DEC:14:21:35.131, +75:20:57.35
(215.396379, 75.349264)
Redshift:0.09
Type:SN Ia
,
2021jun [ZTF21aavotzn]
RA, DEC:10:11:10.221, +54:33:02.47
(152.792588, 54.550685)
Redshift:0.04
Type:SN Iax[02cx-like]
,
2021jaj [ZTF21aaukcog]
RA, DEC:15:47:49.500, +71:36:09.54
(236.956250, 71.602650)
Redshift:0.04
Type:SN II
,
2021kat [ZTF21aavuqzr]
RA, DEC:19:50:31.660, +57:59:28.07
(297.631917, 57.991131)
Redshift:0.1013
Type:SN IIn
,
2021kjn [ZTF21aawmtug]
RA, DEC:11:04:55.190, +24:46:56.35
(166.229958, 24.782319)
Redshift:
Type:SN II
,
2021kxf [ZTF21aaydwzt]
RA, DEC:13:37:47.539, +01:19:45.41
(204.448080, 1.329280)
Redshift:
Type:SN Ia
,
2021kqv [ZTF21aaxtije]
RA, DEC:15:56:52.040, +78:27:48.96
(239.216833, 78.463600)
Redshift:0.051
Type:SN IIn
We report spectral classifications of 10 supernovae from the Zwicky Transient Facility.
Released: 2021-05-15 17:26:36
Reclassification of SN 2020aekp (Gaia20fxk/ZTF21aaabwzx) as a Type Ia-CSM Supernova
Daniel A. Perley (LJMU), Steve Schulze (OKC), Christoffer Fremling (Caltech), Jesper Sollerman (OKC), Aishwarya Dahiwal…
Source Group: ZTF
Related Objects:
2020aekp [ZTF21aaabwzx]
RA, DEC:15:43:11.390, +17:48:47.20
(235.797458, 17.813111)
Redshift:0.046
Type:SN Ia-CSM
We reclassify SN 2020aekp as a Type Ia-CSM supernova. It was previously classified as a normal Type Ia based on a low-resolution spectrum taken around the time of its initial light curve maximum. T…
Released: 2021-05-15 10:17:23
ZTF Discovery and Classification of SN 2021lwz: A Young, Fast-rising, Hydrogen-Poor Luminous Supernova
Daniel A. Perley (LJMU), Yuhan Yao (Caltech), Ting-Wan Chen (OKC), Steve Schulze (OKC), Yashvi Sharma (Caltech), Anna Y…
Source Group: ZTF
Related Objects:
2021lwz [ZTF21abaiono]
RA, DEC:09:44:47.390, +34:42:44.21
(146.197458, 34.712281)
Redshift:0.065
Type:SLSN-I
We report the classification of SN 2021lwz as a young Type Ic luminous/superluminous supernova. A Keck/LRIS spectrum resembles early-phase SLSN-I template spectra, and the absolute magnitude is M_g …
Released: 2021-05-14 21:54:28
ZTF superluminous supernova candidates
Daniel A. Perley (LJMU), Ting-Wan Chen (OKC), Steve Schulze (OKC), Lin Yan (Caltech), Ragnhild Lunnan (OKC), Tuomas Kan…
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2021lji [ZTF21aaxtgsv]
RA, DEC:15:20:53.831, +02:12:47.87
(230.224295, 2.213298)
Redshift:0.12
Type:SLSN-I
,
2021kal [ZTF21aavxtdx]
RA, DEC:10:05:06.687, -05:28:58.41
(151.277863, -5.482893)
Redshift:
Type:
,
2021jtu [ZTF21aatwkkg]
RA, DEC:10:39:13.681, -26:38:27.33
(159.807005, -26.640925)
Redshift:0.113
Type:SN IIn
,
2021bpz [ZTF21aagskhr]
RA, DEC:12:47:56.669, +29:43:12.30
(191.986121, 29.720083)
Redshift:
Type:
,
2021ejo [ZTF21aaherjf]
RA, DEC:10:31:38.990, +31:00:04.50
(157.912458, 31.001250)
Redshift:0.44
Type:SLSN-I
We report 5 ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is >30 days and a typical peak r-band magnitude is 19-20…
Released: 2021-05-08 15:32:18
ZTF superluminous supernova candidates
Steve Schulze (OKC), Daniel A. Perley (LJMU), Lin Yan (Caltech), Ragnhild Lunnan, Ting-Wan Chen, Tuomas Kangas, Jesper …
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2021kqi [ZTF21aavelfw]
RA, DEC:13:18:46.261, -07:42:09.04
(199.692755, -7.702510)
Redshift:
Type:
,
2021iuj [ZTF21aaryclo]
RA, DEC:11:36:45.855, -24:46:09.14
(174.191062, -24.769206)
Redshift:
Type:
,
2021lmv [ZTF21aavyozi]
RA, DEC:09:07:58.565, -16:00:03.05
(136.994021, -16.000846)
Redshift:
Type:
,
2021mz [ZTF20acxmxtu]
RA, DEC:23:01:51.218, +13:57:23.81
(345.463407, 13.956614)
Redshift:0.121
Type:SN IIn
,
2021kfu [ZTF21aavgnyg]
RA, DEC:00:00:00.000,
(0.000000, 0.000000)
Redshift:
Type:
2021kfu [ZTF21aavgnyg]
,
2021lft
RA, DEC:17:12:05.980, +40:20:42.88
(258.024916, 40.345245)
Redshift:0.076
Type:SN IIn
,
2021kat [ZTF21aavuqzr]
RA, DEC:00:00:00.000,
(0.000000, 0.000000)
Redshift:
Type:
2021kat [ZTF21aavuqzr]
We report 7 ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is >30 days and a typical peak r-band magnitude is 19-20…
Released: 2021-05-06 20:32:32
Detection of X-ray Emission from ZTF21aayokph (AT2021lfa) with Swift/XRT
A. Y. Q. Ho (UC Berkeley), Y. Yao (Caltech), and D. A. Perley (LJMU)
Source Group: ZTF
Keywords: X-rays, Transient
Related Objects:
2021lfa
RA, DEC:12:32:48.725, -01:29:22.56
(188.203019, -1.489601)
Redshift:
Type:
Related Notes: ,
We report the detection of luminous X-ray emission from AT2021lfa, with a luminosity typical of long-duration GRB afterglows.
Released: 2021-04-15 05:19:03
Fully automated spectroscopic classification of ZTF SNe Ia
C. Fremling (Caltech), A. Dahiwale (Caltech), A. Mahabal (Caltech), A. Miller (Northwestern), J. Neill (Caltech), D. Pe…
Source Group: ZTF
Related Objects:
2021ijb [ZTF21aastazz]
RA, DEC:07:22:54.454, +46:29:44.04
(110.726890, 46.495566)
Redshift:0.053
Type:SN Ia
The Zwicky Transient Facility (ZTF) Bright Transient Survey (BTS) announces the start of fully automated spectroscopic classifications of SNe Ia using spectra obtained by the robotic Palomar 60-inch …
Released: 2021-04-13 17:26:51
ZTF superluminous supernova candidates
Lin Yan (Caltech), Dan Perley (LJMU), Ragnhild Lunnan, Ting-Wan Chen, Steve Schulze, Tuomas Kangas, Jesper Sollerman (O…
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2021jmn [ZTF21aamwsud]
RA, DEC:17:10:25.090, +64:09:41.60
(257.604542, 64.161556)
Redshift:0.298
Type:SLSN-II
,
2021hpx [ZTF21aappdnv]
RA, DEC:09:31:06.260, -19:31:04.76
(142.776083, -19.517989)
Redshift:0.213
Type:SLSN-I
,
2021jmj [ZTF21aakmsod]
RA, DEC:08:25:25.390, +23:18:41.70
(126.355792, 23.311583)
Redshift:
Type:
,
2021jmk [ZTF21aaphpys]
RA, DEC:12:04:34.010, -23:52:41.70
(181.141708, -23.878250)
Redshift:
Type:
,
2021jmm [ZTF21aanuxvd]
RA, DEC:09:56:55.850, +45:57:03.50
(149.232708, 45.950972)
Redshift:0.19
Type:SN IIn
,
2021hpc [ZTF21aaqawpd]
RA, DEC:13:33:01.069, +43:10:33.80
(203.254454, 43.176056)
Redshift:0.24
Type:SLSN-I
,
2021jml [ZTF21aarkkof]
RA, DEC:06:12:15.340, +58:35:19.50
(93.063917, 58.588750)
Redshift:
Type:
We report 7 ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is about 50 days and a typical peak r-band magnitude is …
Released: 2021-03-28 18:23:57
ZTF21aaquyjp/AT2021hel: ZTF discovery of a hostless fast transient
Igor Andreoni (Caltech), Michael Coughlin (UMN), Mansi Kasliwal (Caltech), Erik Kool (OKC), Tomas Ahumada (UMD), Shreya…
Source Group: ZTF
Keywords: Optical, Transient
Related Objects:
2021hel [ZTF21aaquyjp]
RA, DEC:00:00:00.000,
(0.000000, 0.000000)
Redshift:
Type:
2021hel [ZTF21aaquyjp]
We report the discovery of the fast optical transient ZTF21aaquyjp/AT2021hel with the Zwicky Transient Facility (ZTF). ZTF data at these coordinates are public and the light curve of ZTF21aaquyjp can…
Released: 2021-03-26 13:33:55
ZTF21aanxhjv/AT2021ehb: ZTF discovery of a young, UV-bright tidal disruption event
Suvi Gezari (STScI), Erica Hammerstein (UMD), Yuhan Yao (Caltech), Sjoert van Velzen (Leiden), Brad Cenko (NASA/Goddard…
Source Group: ZTF
Related Objects:
2021ehb [ZTF21aanxhjv]
RA, DEC:03:07:47.806, +40:18:40.57
(46.949190, 40.311268)
Redshift:0.018
Type:TDE
We report the discovery and classification of ZTF21aanxhjv/AT2021ehb, a young, UV-bright tidal disruption event in a galaxy at z=0.017, still on the rise to peak.
Released: 2021-03-24 11:18:28
ZTF superluminous supernova candidates
Ragnhild Lunnan (OKC), Daniel Perley (LJMU), Lin Yan (Caltech), Ting-Wan Chen, Steve Schulze, Tuomas Kangas, Jesper Sol…
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2021elz [ZTF21aanefkx]
RA, DEC:14:00:10.848, -12:18:58.92
(210.045199, -12.316368)
Redshift:0.26
Type:SLSN-II
,
2021fpe [ZTF21aamftdg]
RA, DEC:12:49:24.360, +52:22:49.00
(192.351500, 52.380278)
Redshift:
Type:
,
2021fmu [ZTF21aaokvio]
RA, DEC:10:31:56.240, -15:57:19.62
(157.984333, -15.955450)
Redshift:0.14
Type:SLSN-II
,
2021dqw [ZTF21aamwvhr]
RA, DEC:16:06:38.934, +16:14:07.21
(241.662227, 16.235337)
Redshift:0.04
Type:SN II
,
2021bwf [ZTF21aahfjrr]
RA, DEC:16:35:02.950, +56:28:38.35
(248.762292, 56.477319)
Redshift:0.194
Type:SN IIn
,
2021gwf [ZTF21aalyubu]
RA, DEC:15:06:13.896, +20:04:14.44
(226.557898, 20.070678)
Redshift:0.242
Type:
Related Notes:
We report six ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is about 40 days and a typical peak r-band magnitude i…
Released: 2021-03-21 06:31:55
ZTF21aapkbav/AT2021gca: Gemini-N spectroscopy
Tomas Ahumada (UMD), Christoffer Fremling (Caltech), Igor Andreoni (Caltech), Leo Singer (NASA/GSFC)
Source Group: ZTF
Related Objects:
2021gca [ZTF21aapkbav]
RA, DEC:14:28:07.331, +33:29:49.39
(217.030547, 33.497052)
Redshift:0.036
Type:SN IIb
Related Notes: ,
We observed the fast optical transient ZTF21aapkbav/AT2021gca (Andreoni et al., AstroNote 2021-89; Chen et al., AstroNote 2021-92) with the Gemini North telescope equipped with the GMOS instrument (p…
Released: 2021-03-20 22:52:13
Liverpool Telescope spectroscopy of AT2021gno and AT2021gmj
Daniel Perley (LJMU) on behalf of ZTF
Source Group: ZTF
Related Objects:
2021gmj [ZTF21aaqgmjt]
RA, DEC:00:00:00.000,
(0.000000, 0.000000)
Redshift:
Type:
2021gmj [ZTF21aaqgmjt]
,
2021gno [ZTF21aaqhhfu]
RA, DEC:00:00:00.000,
(0.000000, 0.000000)
Redshift:
Type:
2021gno [ZTF21aaqhhfu]
Related Notes:
Spectroscopy from the Liverpool Telescope shows AT2021gmj to be a young Type II supernova. The spectrum of AT2021gno is blue and featureless.
Released: 2021-03-20 17:06:51
ZTF early discovery and rapid follow-up of two very nearby infant SNe: ZTF21aaqhhfu / 2021gno and ZTF21aaqgmjt / 2021gmj
Erez Zimmerman (WIS), Steve Schulze, Joel Johansson (OKC), Yi Yang (UC Berkeley), Daniel Perley (LJMU), Rachel Bruch, A…
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2021gno [ZTF21aaqhhfu]
RA, DEC:12:12:10.290, +13:14:57.05
(183.042875, 13.249181)
Redshift:0.006211
Type:SN Ib
,
2021gmj [ZTF21aaqgmjt]
RA, DEC:10:38:47.270, +53:30:30.31
(159.696958, 53.508419)
Redshift:0.0034
Type:SN II
We report the ZTF discovery of ZTF21aaqhhfu / 2021gno and ZTF21aaqgmjt / 2021gmj - two young supernova in the nearby galaxies NGC 4165 (z=0.0062,~46 Mpc) and NGC 3310 (z=0.0033,~13.1 Mpc). AT 2021gno…
Released: 2021-03-20 04:05:39
ZTF21aapkbav/AT2021gca: ZTF discovery of an intrinsically faint fast transient
Igor Andreoni (Caltech), Michael Coughlin (UMN), Erik Kool (OKC), Tomas Ahumada (UMD), David Cook (IPAC), Mansi Kasliwa…
Source Group: ZTF
Keywords: Transient, Optical
Related Objects:
2021gca [ZTF21aapkbav]
RA, DEC:14:28:07.331, +33:29:49.39
(217.030547, 33.497052)
Redshift:0.036
Type:SN IIb
We report the discovery of the fast, low-luminosity optical transient ZTF21aapkbav/AT2021gca with the Zwicky Transient Facility (ZTF). ZTF21aapkbav was first detected on 2021-03-17 09:23 UT at r=19…
Released: 2021-03-08 19:16:21
UV and X-ray detection of optical tidal disruption event ZTF20acyydkh/AT2021ack
Erica Hammerstein (UMd), Suvi Gezari (UMd), Sjoert van Velzen (Leiden), Shri Kulkarni (Caltech), Yuhan Yao (Caltech), B…
Source Group: ZTF
Keywords: TDE, Transient
Related Objects:
2021ack [ZTF20acyydkh]
RA, DEC:13:53:09.988, +09:44:25.35
(208.291618, 9.740374)
Redshift:0.133
Type:TDE
We report the UV and X-ray detection of optical tidal disruption event (TDE) ZTF20acyydkh/AT2021ack.
Released: 2021-03-04 14:34:14
ZTF superluminous supernova candidates
Ting-Wan Chen, Steve Schulze (OKC), Daniel Perley (LJMU), Lin Yan (Caltech), Ragnhild Lunnan, Tuomas Kangas, Jesper Sol…
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2021ejo [ZTF21aaherjf]
RA, DEC:10:31:38.990, +31:00:04.50
(157.912458, 31.001250)
Redshift:0.44
Type:SLSN-I
,
2021ejp [ZTF21aahfqxb]
RA, DEC:16:59:25.260, +25:57:57.90
(254.855250, 25.966083)
Redshift:
Type:
,
2021eik [ZTF21aagdrdu]
RA, DEC:17:00:55.730, +35:32:03.30
(255.232208, 35.534250)
Redshift:
Type:
,
2020aexd [ZTF21aadasoq]
RA, DEC:14:17:39.490, +15:57:45.30
(214.414542, 15.962583)
Redshift:
Type:
,
2021cjk [ZTF21aabjajq]
RA, DEC:03:11:34.491, +09:40:36.49
(47.893713, 9.676804)
Redshift:
Type:
,
2021eil [ZTF21aagktfv]
RA, DEC:01:04:10.160, -03:04:21.60
(16.042333, -3.072667)
Redshift:
Type:
,
2021clq [ZTF21aagnkdp]
RA, DEC:08:11:48.190, +44:23:28.55
(122.950792, 44.391264)
Redshift:
Type:
,
2020ader [ZTF20acydasr]
RA, DEC:23:48:44.490, +14:18:56.27
(357.185375, 14.315631)
Redshift:
Type:
,
2021bxq [ZTF21aafmkjk]
RA, DEC:14:31:38.039, +06:10:44.71
(217.908495, 6.179087)
Redshift:0.09
Type:SN IIn
,
2021chd [ZTF21aafkphe]
RA, DEC:13:26:32.590, +59:46:43.43
(201.635792, 59.778731)
Redshift:
Type:
We report ten ZTF superluminous supernova candidates selected by our software filter and subsequent vetting. In this sample, a typical rise time is about 50 days and a typical peak r-band magnitude i…
Released: 2021-02-13 11:16:09
Swift observations of ZTF21aakilyd/AT2021csp
Steve Schulze (OKC)
Source Group: ZTF
Related Objects:
2021csp [ZTF21aakilyd]
RA, DEC:14:26:22.114, +05:51:33.18
(216.592143, 5.859216)
Redshift:0.083
Type:SN Icn
Related Notes:
We report UV/optical and X-ray observations of the fast, luminous blue transient ZTF21aakilyd/AT2021csp.
Released: 2021-02-12 17:23:14
ZTF/LT discovery of a fast, luminous blue transient with narrow carbon features
Daniel Perley (LJMU), Yuhan Yao (Caltech), Steve Schulze (OKC), Erik Kool (OKC), Jesper Sollerman (OKC), Anna Ho (Berke…
Source Group: ZTF
Related Objects:
2021csp [ZTF21aakilyd]
RA, DEC:14:26:22.114, +05:51:33.18
(216.592143, 5.859216)
Redshift:0.083
Type:SN Icn
We report the discovery of ZTF21aakilyd (AT 2021csp), a rapidly-rising and luminous (M ~ -20) blue transient at z=0.081. A Liverpool Telescope spectrum obtained shortly following the discovery is fe…
Released: 2021-02-10 15:25:59
ZTF early discovery and rapid follow-up of the infant SN ZTF21aaiaqhh / 2021can
Rachel Bruch (WIS), Lucy Astles (UoL), Steve Schulze (OKC), Anna Ho (Berkeley), Daniel Perley (LJMU), Yi Yang (Berkeley…
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2021can [ZTF21aaiaqhh]
RA, DEC:12:55:30.795, +30:01:40.80
(193.878315, 30.028000)
Redshift:0.0207
Type:SN II
We report the discovery of ZTF21aaiaqhh / 2021can - a rapidly rising young supernova in the nearby galaxy (z=0.0207, ~90 Mpc). The transient was discovered on February 07, 2021 at 07:55 UT with an ab…
Released: 2021-02-10 06:30:36
ZTF21aahifke/AT2021clk: ZTF discovery of an optical fast transient
Igor Andreoni (Caltech), Michael Coughlin (UMN), Tomas Ahumada (UMD), Harsh Kumar (IITB), Mansi Kasliwal (Caltech), Eri…
Source Group: ZTF
Keywords: Transient, Optical
Related Objects:
2021clk [ZTF21aahifke]
RA, DEC:02:54:27.540, +36:31:56.74
(43.614750, 36.532428)
Redshift:
Type:
We report the discovery of the fast optical transient ZTF21aahifke/AT2021clk with the Zwicky Transient Facility (ZTF, Bellm et al. 2019, Graham et al. 2019), as part of the "ZTFReST" project aiming a…
Released: 2021-02-05 20:04:23
ZTF21aagwbjr/AT2021buv: ZTF discovery of a fast optical transient likely associated with GRB 210104A
Erik Kool (OKC), Igor Andreoni (Caltech), Anna Ho (UCB), Michael Coughlin (UMN), Tomas Ahumada (UMD), Yuhan Yao (Caltec…
Source Group: ZTF
Related Objects:
2021buv [ZTF21aagwbjr]
RA, DEC:07:48:19.320, +11:24:34.21
(117.080500, 11.409503)
Redshift:
Type:
We report on the ZTF discovery of ZTF21aagwbjr/AT2021buv, a fast optical transient that is temporally and spatially consistent with GRB210204A. ZTF21aagwbjr was first detected 45 minutes after the lo…
Released: 2021-01-25 13:27:40
ZTF Bright Transient Survey classification of AT 2020aeuv, 2021lx, 2021xv and 2021avg
Steve Schulze and Jesper Sollerman (OKC)
Source Group: ZTF
Keywords: Supernova
Related Objects:
2021avg [ZTF21aafkktu]
RA, DEC:11:39:58.980, +14:31:40.69
(174.995750, 14.527969)
Redshift:0.031
Type:SN II
,
2020aeuv [ZTF20aczgmai]
RA, DEC:13:35:42.770, +13:19:55.76
(203.928207, 13.332156)
Redshift:0.042843
Type:SN IIn
,
2021xv [ZTF21aadatfg]
RA, DEC:16:07:32.810, +36:46:46.33
(241.886708, 36.779536)
Redshift:0.05
Type:SN Ic-BL
,
2021lx [ZTF21aabjesm]
RA, DEC:05:39:35.470, +51:27:05.51
(84.897792, 51.451531)
Redshift:0.03
Type:SN II
We report the spectroscopic classification of AT 2020aeuv, 2021lx, 2021xv and 2021avg.
Released: 2021-01-16 21:35:39
ZTF Discovery of ZTF21aaeyldq (AT2021any): a Hostless, Young, and Rapidly Fading Transient
A. Y. Q. Ho (UC Berkeley), D. A. Perley (LJMU), Y. Yao (Caltech), I. Andreoni (Caltech), on behalf of the Zwicky Transi…
Source Group: ZTF
Keywords: Transient, Optical
Related Objects:
2021any
RA, DEC:08:15:15.338, -05:52:01.23
(123.813909, -5.867007)
Redshift:
Type:
The Zwicky Transient Facility (ZTF) reports the discovery last night of ZTF21aaeyldq (AT2021any), a young and moderately red transient with a rapid fade rate of 2 magnitudes in 3 hours. The source wa…
Released: 2021-01-07 22:40:23
ZTF discovery of enhanced optical activity associated with the quadruply imaged quasar 2M J1134-2103
A. Munoz-Arancibia (MAS), F.E. Bauer (UC/MAS), T. Anguita (UNAB/MAS), F. Forster (CMM/MAS), P. Sanchez-Saez (MAS/UC/UAI…
Source Group: ZTF
Keywords: Transient
Related Objects:
2021ia
RA, DEC:11:34:40.607, -21:03:22.68
(173.669195, -21.056299)
Redshift:0
Type:
We report the discovery of ZTF21aabgpub / AT 2021ia, a transient associated with the gravitationally lensed system 2M J1134-2103 (Lucey et al. 2018), reported by the ALeRCE broker (TNS #95604) using …
Released: 2020-10-21 23:12:12
ZTF + ATLAS discovery of young transient ZTF20aclwclm / AT 2020xtz
A. Munoz-Arancibia (MAS), L. Hernandez-Garcia (MAS), F. Forster (CMM/MAS), F.E. Bauer (UC/MAS), G. Pignata (UNAB/MAS), …
Source Group: ZTF
Keywords: Transient
Related Objects:
2020xtz [ZTF20aclwclm]
RA, DEC:18:11:51.090, +14:58:56.82
(272.962875, 14.982450)
Redshift:0.007612
Type:SN Ia
We report the discovery of ZTF20aclwclm / AT 2020xtz, a young transient in galaxy NGC 6574 reported by the ALeRCE broker (TNS #86978) using the ZTF public alert stream. The object was detected at 18…
Released: 2020-10-21 18:58:06
Observations of ZTF20acigmel / AT2020xnd, a distant fast optical transient similar to AT2018cow
Daniel A. Perley (LJMU), Anna Ho (UC Berkeley), Christoffer Fremling (Caltech), Yuhan Yao (Caltech)
Source Group: ZTF
Related Objects:
2020xnd [ZTF20acigmel]
RA, DEC:22:20:02.030, -02:50:25.30
(335.008458, -2.840361)
Redshift:
Type:
,
2018cow [ATLAS18qqn]
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
We report on the fast-fading, moderate-redshift AT2018cow-like transient AT2020xnd, discovered by ZTF on Oct 12. The magnitude of the transient is currently r~21.3 mag.
Released: 2020-10-14 17:47:13
ZTF Bright Transient Survey classification of SN 2020ttu
A. A. Miller (Northwestern), X. Hall (Caltech), on behalf of the Zwicky Transient Facility collaboration
Source Group: ZTF
Keywords: Supernova
Related Objects:
2020ttu [ZTF20acaiztt]
RA, DEC:02:47:12.111, +41:24:35.67
(41.800460, 41.409909)
Redshift:0.05
Type:SN II
We report the spectral classification of SN 2020ttu as a Type II supernova with the Low Resolution Imaging Spectrometer (range 320-1020nm, spectral resolution R~1100) mounted on the 10m Keck-I telesc…
Released: 2020-10-14 16:20:05
ZTF Detection and Classification of Nearby Superluminous Supernova SN2020tcw
Daniel Perley (LJMU), Jesper Sollerman (Stockholm), Christoffer Fremling (Caltech), Richard Walters (Caltech), Aishwary…
Source Group: ZTF
Related Objects:
2020tcw [ATLAS20zst]
RA, DEC:15:28:17.080, +39:56:50.53
(232.071167, 39.947369)
Redshift:0.0645
Type:SLSN-I
We report the classification of a very bright (r=16.3 mag) and nearby (z=0.0645) hydrogen-poor luminous/superluminous supernova in a starburst host galaxy.
Released: 2020-09-26 04:45:34
Classification of SN 2020udy (ZTF20acdqjeq) as a young Type Iax (02cx-like) supernovae
Jakob Nordin (Humboldt Universität zu Berlin), Kate Maguire (Trinity College Dublin), Adam Miller (Northwestern Univers…
Source Group: ZTF
Related Objects:
2005hk
RA, DEC:00:27:50.870, -01:11:52.51
(6.961960, -1.197920)
Redshift:
Type:SN Ia-pec
,
2002cx
RA, DEC:13:13:49.721, +06:57:31.90
(198.457170, 6.958860)
Redshift:
Type:SN Ia-pec
,
2020udy
RA, DEC:02:06:49.350, +44:35:15.29
(31.705625, 44.587581)
Redshift:0.017222
Type:SN Iax[02cx-like]
We classify SN 2020udy in NGC 0812 (z=0.017222) as a young Type Iax supernova using spectra from the Palomar 60-inch and the Gemini North telescopes.
Released: 2020-08-29 02:59:25
Zwicky Transient Facility discovery of ZTF20abtxwfx/AT2020sev, a fast optical transient and candidate afterglow
Igor Andreoni (Caltech), Anna Ho (UCB), Michael Coughlin (UMN), Mansi Kasliwal (Caltech), Eric Burns (LSU), Dmitry Svin…
Source Group: ZTF
Related Objects:
2020sev [ZTF20abtxwfx]
RA, DEC:16:41:21.212, +57:08:20.50
(250.338384, 57.139027)
Redshift:
Type:
We report the discovery of the fast optical transient ZTF20abtxwfx/AT2020sev with the Zwicky Transient Facility (ZTF, Bellm et al. 2019, Graham et al. 2019). ZTF20abtxwfx was found during the science…
Released: 2020-08-11 19:22:48
ZTF early discovery of the rapidly rising transient ZTF20abqvsik / AT2020rcq
Nora Linn Strotjohann, Rachel Bruch, Yi Yang, Steve Schulze, Avishay Gal-Yam, Ofer Yaron, Erez Zimmerman, Ido Irani (WI…
Source Group: ZTF
Keywords: Transient, Optical
Related Objects:
2020rcq [ZTF20abqvsik]
RA, DEC:11:57:14.680, +49:17:31.99
(179.311167, 49.292219)
Redshift:0.002597
Type:SN Ia
We report the ZTF discovery of ZTF20abqvsik / AT2020rcq - a rapidly rising young transient in the nearby galaxy UGC 06930 at z=0.00259. At a distance of ~11 Mpc the transient was discovered on Augus…
Released: 2020-07-31 01:01:36
Discovery of young rising transient ZTF20abpgnos / AT2020qna
A. Munoz Arancibia (MAS), L. Hernandez-Garcia (MAS), M. Catelan (UC/MAS), P. Sanchez-Saez (MAS/UC/UAI), E. Camacho (UC/…
Source Group: ZTF
Keywords: Transient
Related Objects:
2020qna [ZTF20abpgnos]
RA, DEC:20:48:25.181, +29:45:04.83
(312.104919, 29.751341)
Redshift:
Type:
We report the discovery ZTF20abpgnos / AT2020qna, a young rising transient reported by the ALeRCE broker (TNS #78910) using the ZTF public alert stream. The object was detected on ZTF r-band images o…
Released: 2020-07-21 19:56:16
ZTF discovery and follow-up of the tidal disruption event candidate ZTF20abisysx / AT2020nov
Sara Frederick (UMd), Suvi Gezari (UMd), Sjoert van Velzen (Leiden), Charlotte Ward (UMd), Erica Hammerstein (UMd), S. …
Source Group: ZTF
Keywords: TDE, Transient
Related Objects:
2020nov
RA, DEC:16:58:12.970, +02:07:03.04
(254.554042, 2.117511)
Redshift:0.084
Type:TDE
We report the ZTF discovery and classification of ZTF20abisysx / AT2020nov, a candidate tidal disruption event at z = 0.087. The transient was discovered on 2020 Jun 27 with a ZTF magnitude of g = 19…
Released: 2020-07-17 17:57:33
ZTF early discovery and rapid follow-up of the infant SN ZTF20ablygyy/SN2020pni
Rachel Bruch (WIS), Jakob Nordin (DESY), Steve Schulze, Yi Yang, Ido Irani, Avishay Gal-Yam, Ofer Yaron (WIS), Daniel …
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2020pni [ZTF20ablygyy]
RA, DEC:15:03:49.960, +42:06:50.51
(225.958167, 42.114031)
Redshift:0.01687
Type:SN II
We report the ZTF discovery of ZTF20ablygyy/SN2020pni - a rapidly rising young supernova in the nearby galaxy UGC 9684, z=0.01687. The transient was discovered on July 16, 2020 at 04:44 UT with an ab…
Released: 2020-05-24 19:58:37
ZTF Discovery of ZTF20abbiixp: The Likely Optical Afterglow to GRB 200524A
Anna Y. Q. Ho (Caltech), Yuhan Yao (Caltech), Daniel A. Perley (LJMU) on behalf of the Zwicky Transient Facility collab…
Source Group: ZTF
Related Objects:
2020kym [ZTF20abbiixp]
RA, DEC:14:12:10.329, +60:54:19.04
(213.043037, 60.905288)
Redshift:
Type:
Released: 2020-05-07 07:38:28
ZTF early discovery and rapid follow-up of the infant SN ZTF20aaynrrh / 2020jfo
Steve Schulze (WIS), Jesper Sollermann (OKC), Daniel A. Perley (LJMU), Anna Ho (Caltech), Yi Yang, Rachel Bruch, Ofer Y…
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2020jfo [ZTF20aaynrrh]
RA, DEC:12:21:50.480, +04:28:54.05
(185.460333, 4.481681)
Redshift:0.00502
Type:SN II
We report the ZTF discovery of ZTF20aaynrrh / 2020jfo - a rapidly rising young supernova in the nearby galaxy M61, z=0.005224. At a distance of ~19 Mpc the transient was discovered on 6 May 2020 04:…
Released: 2020-04-17 22:08:47
Spectroscopic classification of the intrinsically faint optical transient AT 2020hdh as Type Ic supernova
Andreoni Igor (Caltech), Kishalay De (Caltech), Anastasios Tzanidakis (Caltech), Mansi M. Kasliwal (Caltech)
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2020hdh
RA, DEC:14:32:38.466, +31:40:15.57
(218.160273, 31.670993)
Redshift:0.012
Type:SN Ic
Related Notes: , ,
We observed with P60/SEDM the intrinsically faint optical transient AT2020hdh, discovered during the the "Pan-STARRS Search for Kilonovae" and also found as part of the "Census of the Local Universe"…
Released: 2020-04-01 18:03:38
ZTF early discovery and rapid follow-up of the potential infant SN ZTF20aatzhhl / 2020fqv
Rachel Bruch (WIS), Jesper Sollerman (OKC), Yi Yang, Steve Schulze, Avishay Gal-Yam (WIS)
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2020fqv [ZTF20aatzhhl]
RA, DEC:12:36:33.260, +11:13:53.87
(189.138583, 11.231631)
Redshift:0.007522
Type:SN IIb
We report the ZTF discovery of ZTF20aatzhhl / 2020fqv - a potential rapidly rising young supernova in the nearby galaxy NGC 4568, z=0.0075. At a distance of ~32 Mpc the transient was discovered on M…
Released: 2020-03-09 20:37:04
Gemini-N / GMOS classification of AT2020dih as a classical nova outburst in Messier 94
Kishalay De (Caltech), Anna Ho (Caltech), Adam Miller (Northwestern) on behalf of the ZTF collaboration
Source Group: ZTF
Related Objects:
2020dih [ZTF20aaqhsil]
RA, DEC:12:50:35.091, +40:58:39.13
(192.646212, 40.977536)
Redshift:
Type:
Related Notes: ,
We report Target of Opportunity spectroscopy of the fast transient AT2020dih / ZTF20aaqhsil / ATLAS20hfc with GMOS on the Gemini North telescope. The spectrum shows intermediate width emission lines …
Released: 2020-02-08 16:37:34
Classification of SN2020bvc (ASASSN-20bs) as a young broad-lined Ic supernova in UGC 9379
Daniel Perley (LJMU), Steve Schulze (Weizmann), Rachel Bruch (Weizmann)
Source Group: ZTF
Related Objects:
2013cu
RA, DEC:14:33:58.970, +40:14:20.69
(218.495710, 40.239080)
Redshift:0.025235
Type:SN IIb
,
2018gep
RA, DEC:16:43:48.201, +41:02:43.38
(250.950838, 41.045383)
Redshift:0.032
Type:SN Ic-BL
,
1998bw
RA, DEC:19:35:03.310, -52:50:44.81
(293.763790, -52.845780)
Redshift:
Type:SN Ic
,
2020bvc
RA, DEC:14:33:57.009, +40:14:37.62
(218.487539, 40.243784)
Redshift:0.025235
Type:SN Ic-BL
We report Liverpool Telescope spectroscopy of SN 2020bvc, classifying it as a young Ic-BL supernova at d=110 Mpc. Early ZTF, LT, and ASAS-SN photometry shows it to have had an extremely fast initial…
Released: 2020-01-30 22:50:11
ZTF Discovery of ZTF20aajnksq: a Rapidly Fading, Luminous Red Transient at z = 2.9
A. Y. Q. Ho (Caltech), D. A. Perley (LJMU), I. Andreoni (Caltech), C. Fremling (Caltech), K. De (Caltech), B. Cenko (UM…
Source Group: ZTF
Related Objects:
2020blt [ZTF20aajnksq]
RA, DEC:12:47:04.870, +45:12:02.25
(191.770292, 45.200626)
Redshift:2.9
Type:Afterglow
The Zwicky Transient Facility (ZTF) reports the discovery of ZTF20aajnksq, a red (g-r=+0.65) transient with a rapid fade rate of 2.5 magnitudes in 1.25 days. A spectrum with the Low Resolution Imagin…
Released: 2020-01-08 22:08:33
Early ZTF and UVOT Observations of ZTF20aaelulu, a Supernova Candidate in M100
A. Y. Q. Ho (Caltech), S. Schulze (Weizmann), D. Perley (LJMU), J. Sollerman (OKC), Y. Yang (Weizmann), O. Yaron (Weizm…
Source Group: ZTF
Related Objects:
2020oi [ZTF20aaelulu]
RA, DEC:12:22:54.930, +15:49:24.96
(185.728875, 15.823600)
Redshift:0.0052
Type:SN Ic
We report early photometry of ZTF20aaelulu (AT2020oi) from the Zwicky Transient Facility (ZTF; ATel #11266) and Swift/UVOT. ZTF20aaelulu is a rapidly rising transient coincident with M100 (z=0.0052) …
Released: 2019-11-14 23:22:21
ZTF early discovery and rapid follow-up of the infant SN AT2019ust (ZTF19acryurj)
Rachel Bruch, Steve Schulze, Ofer Yaron, Yi Yang (WIS), Mattia Bulla (OKC, Nordita) and Avishay Gal-Yam (WIS) on behalf…
Source Group: ZTF
Keywords: Supernova, Transient
Related Objects:
2019ust
RA, DEC:00:54:22.420, +31:40:12.61
(13.593417, 31.670169)
Redshift:0.022035
Type:SN II
Released: 2019-11-05 20:41:27
Public reports of transients from the Zwicky Transient Facility volume limited experiment
K. De (Caltech), A. Tzanidakis (Caltech), M. M. Kasliwal (Caltech), C. Fremling (Caltech), S. R. Kulkarni (Caltech) re…
Source Group: ZTF
Related Objects:
2019ubs
RA, DEC:02:26:24.110, +28:30:28.55
(36.600458, 28.507931)
Redshift:0.034
Type:SN Ia
,
2019ubr
RA, DEC:06:25:52.312, +64:44:38.40
(96.467966, 64.744000)
Redshift:0.01434
Type:SN II
,
2019tyf
RA, DEC:01:14:55.176, -14:27:29.07
(18.729900, -14.458075)
Redshift:
Type:
,
2019tuj
RA, DEC:00:54:40.935, -01:34:30.04
(13.670563, -1.575010)
Redshift:
Type:
,
2019tkn
RA, DEC:00:25:42.053, +08:38:08.36
(6.425220, 8.635656)
Redshift:0.043
Type:SN Ia
Related Notes:
We announce the beginning of public reports to the Transient Name Sever (TNS) of transients saved as a part of the volume limited experiment of the Zwicky Transient Facility. The volume-limited exper…
Released: 2019-08-28 19:50:39
ZTF and LT Discovery of the Bright, Nearby Superluminous Supernova SN 2019neq / ZTF19abpbopt
Daniel A. Perley (LJMU), Lin Yan (Caltech), Avishay Gal-Yam (Weizmann), Steve Schulze (Weizmann), Kirsty Taggart (LJMU)…
Source Group: ZTF
Related Objects:
2019neq [ZTF19abpbopt]
RA, DEC:17:54:26.736, +47:15:40.62
(268.611402, 47.261284)
Redshift:0.1075
Type:SLSN-I
We report the discovery and classification of a bright and nearby superluminous supernova in a ZTF high-cadence public field.

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Yiming Mao, Mi Zhang, Guangyao Cai, Jinan Chen, Jin Chen, Xing Gao, Keying Li, Xiaodong Lyu, Yujing…
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ePESSTO+ re-classification of AT2019xis as a light echo of SN 1987A in the LMC.
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Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
O. Yaron, E. Ofek, A. Gal-Yam, A. Sass (Weizmann)

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