Showing results 1 to 36 out of 36
Classification of SN2024ahr as a Type I superluminous supernova at z~0.1
Source Group: ZTF
Related Objects:
2024ahr [ZTF24aacrbua]
RA, DEC:14:21:59.270, -12:30:22.07
(215.496958, -12.506131)
Redshift:0.1
Type:SLSN-I
Related Notes:
A spectrum of the slow-rising transient SN2024ahr (ZTF24aacrbua) obtained ALFOSC on the Nordic Optical Telescope shows broad features consistent with previous Type I superluminous supernovae at a r...
BVR Photometry of 2023wrk in NGC3690
Source Group: GSNST
Related Objects:
2023wrk [GOTO23bdo]
RA, DEC:11:28:39.170, +58:33:12.64
(172.163208, 58.553511)
Redshift:0.01
Type:SN Ia
Here we present multiband photometric follow up observations of SN2023wrk in NGC 3690 discovered by B. Godson et al. (GOTO) on 2023-11-04.229. The observations were done using a 91mm refractor + CM...
DAO Photometric Follow Up of selected Optical Transients
Related Objects: , , , ,
2023qre
, , , , , , RA, DEC:20:50:59.188, +06:08:18.50
(312.746619, 6.138471)
Redshift:0.047
Type:SN Ibn/Icn
Here we present multi-band photometric follow up observations of 11 optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Council o...
DAO Photometric Follow Up of selected Optical Transients
Source Group: GSNST
Here we present multi-band photometric follow up observations of 8 optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Council of...
Pre-rise activity in the candidate supernova AT 2023mtp (ZTF23aalftvv, ATLAS23qbj)
Source Group: SGLF
Related Objects:
2023mtp [ZTF23aalftvv]
RA, DEC:17:14:08.556, +81:04:29.41
(258.535650, 81.074837)
Redshift:0.04
Type:SN
Here we report pre-rise activity in the candidate supernova AT 2023mtp (ZTF23aalftvv, ATLAS23qbj), that is likely associated with a low-surface-brightness galaxy. AT 2023mtp was discovered by ZTF o...
Multiband Photometry Evolution in the First Weeks of SN 2023ixf, a possible II-L Subtype Supernova
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
Multiband photometric observations and their evaluation to instrumental magnitudes were performed using standard Johnson-Cousins filters (B, V, Rc) as well r and g Sloan filters, and not standard o...
Time Constrained Observations of SN 2023ixf in M101
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
We have obtained L filter (square transmission window from 420 to 680 nm) observations of SN2023ixf in M101 discovered by K.Itagaki on 2023-05-19.728. The observations were done using a 130mm refra...
2023mhs: ZTF detection of a superluminous fast-rising blue nuclear transient
Source Group: ZTF
Related Objects:
2023mhs [ZTF23aaqdjhi]
RA, DEC:13:43:15.681, +19:15:00.90
(205.815338, 19.250251)
Redshift:0.0482
Type:TDE
We report the detection of a luminous, fast-rising blue nuclear transient in SDSS J134315.65+191500.9, a star-forming galaxy at z=0.0482. The transient has so far risen 2.77 magnitudes in the g-ban...
Time Constrained Observations of SN 2023ixf in M101 from the DAO.
Source Group: GSNST
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
We have obtained SDSS u, g and r filter observations of SN 2023ixf in M101 discovered by K.Itagaki on 2023-05-19.728. The photometric observations and colour index were done using 1.8-m Plaskett Te...
Continued VLT FORS2 imaging observations of the candidate LFBOT AT2023fhn
Source Group: ZTF
Keywords: Photometry
Related Objects:
2023fhn [ZTF23aaeozpp]
, RA, DEC:10:08:03.815, +21:04:26.95
(152.015896, 21.074153)
Redshift:
Type:
2018cow [ZTF18abcfcoo]
, RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
2020xnd [ZTF20acigmel]
RA, DEC:22:20:02.030, -02:50:25.30
(335.008458, -2.840361)
Redshift:
Type:
Related Notes: ,
We summarise 4 epochs of VLT FORS2 imaging observations of the candidate LFBOT 2023fhn from 2023-04-23 to 2023-06-12 (13 to 63 days after first ZTF detection). The fast-fading lightcurve and blue c...
Second photometry in filter V of the Supernova SN 2023ixf
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
Related Notes:
I report the continuation of the photometric follow-up of SN 2023ixf through images obtained remotely at the Burke-Gaffney Observatory - Halifax/Canada.
Third follow-up observation in bands V & B for SN 2023ixf using LCOGT
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
Related Notes: ,
Third set of multiple amateur calibrated measurements in V & B bands for supernova SN 2023ixf using the LCO Global Telescope Network 0m4 telescopes.
Public Liverpool Telescope Observing Campaign on SN2023ixf
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
Related Notes:
We summarize our plans for continued follow-up of the nearby SN2023ixf with the Liverpool Telescope, and provide public data access information to the global community.
Photometrical follow-up in V filter of SN 2023ixf
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
I report the photometric follow-up of SN 2023ixf through an image obtained remotely at the Burke-Gaffney Observatory - Halifax/Canada.
Amateur Follow-up observations in bands V & B for SN 2023 ixf using LCOGT
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
Amateur Multiple measurements in V & B bands for supernova SN 2023ixf using the LCO Global Telescope Network 0m4 telescopes
Onset of SN 2023ixf observed over East Asian longitudes
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
We present the observations made by several China-based amateur astronomers that cover the onset of SN 2023ixf. A serendipitous time-lapse observation of M 101 captured the onset of the supernova e...
ZTF Pre-Discovery Forced Photometry of SN 2023ixf
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
We present ZTF observations of SN 2023ixf in survey imaging taken prior to the initial discovery report. We recover a single detection (g=15.87) at MJD 60083.3229977, and a deep upper limit two da...
LT Classification of SN 2023ixf as a Type II Supernova in M101
Related Objects:
2023ixf
RA, DEC:14:03:38.562, +54:18:41.94
(210.910675, 54.311651)
Redshift:0.0008
Type:SN II
We report the classification of the nearby (~6.4 Mpc) supernova SN 2023ixf as Type II using the Liverpool Telescope. The spectrum shows strong flash-ionization features of H, He, C, and N.
ZTF discovery and LT follow-up of AT2023iuc (ZTF23aakfysp), a Fast-Rising Luminous Transient
Source Group: ZTF
Related Objects:
2023iuc [ZTF23aakfysp]
RA, DEC:14:38:55.643, +02:17:14.15
(219.731845, 2.287264)
Redshift:0.0768
Type:SN Ibn
We report the discovery of AT2023iuc (ZTF23aakfysp), a very fast (t_rise < 2 days) and luminous (M_peak < -19.7) transient discovered by ZTF.
Follow-up photometry of at2023hcp from the Dominion Astrophysical Observatory
Source Group: DAO_OTS
Keywords: photometry
photometric follow-up is provided for SN candidate at2023hcp
VLT FORS2 observations of the candidate LFBOT AT2023fhn
Related Objects:
2023fhn [ZTF23aaeozpp]
, RA, DEC:10:08:03.815, +21:04:26.95
(152.015896, 21.074153)
Redshift:
Type:
2018cow [ZTF18abcfcoo]
, RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
2020xnd [ZTF20acigmel]
, RA, DEC:22:20:02.030, -02:50:25.30
(335.008458, -2.840361)
Redshift:
Type:
2022tsd [ZTF22abftjko]
RA, DEC:03:20:10.863, +08:44:55.63
(50.045264, 8.748787)
Redshift:
Type:
Related Notes: ,
We obtained ugRI imaging observations of AT2023fhn using FORS2 on the Very Large Telescope (VLT), measuring blue colours consistent with observations of past LFBOTs. Fits of the photometry to black...
Possible Supernova in NGC 5135 at 60 MPc
Source Group: MeerLICHT
Related Objects:
2023dpj [MLT J132544.41-295011.9]
RA, DEC:13:25:44.399, -29:50:11.91
(201.434995, -29.836642)
Redshift:0.01369
Type:SN II
MeerLICHT discovery of AT2023dpj, a possible supernova in NGC 5135 at 60 Mpc.
A Red Transient Detected in JWST NIRCam imaging of ULIRG Arp 220
Related Objects:
2023axi [joust2023y]
RA, DEC:15:34:57.494, +23:30:14.30
(233.739557, 23.503973)
Redshift:
Type:
We report a detection of an infrared transient in JWST NIRCam observations of Arp 220 (PID 2739). The source is detected in 6 filters and exhibits a red SED. These data were taken July 2022, so opp...
Pre-rise activity in the Ibn supernova 2022pda
Source Group: OxQUB
Related Objects:
2022pda [PS22gdx]
RA, DEC:22:04:13.895, -18:49:40.46
(331.057897, -18.827906)
Redshift:0.062
Type:SN Ibn
Here we report the spectroscopic and photometric follow-up of SN2022pda.
Spectroscopic observations were performed on MJDs 59847.37 (2022-09-25 08:57:28 UTC) with SNIFS on the University of Haw...
Detection of SN 2021afdx in JWST images of the Cartwheel Galaxy
Related Objects:
Related Notes:
We report on the detection of SN 2021afdx, a type II SN discovered by the ATLAS survey on 2021-11-23, in James Webb Space Telescope NIRCam and MIRI images of ESO 350-40, the Cartwheel Galaxy.
Spectroscopic follow-up of SN2022oqm reveals similarities to SN2005ek
Source Group: OxQUB
Related Objects:
2022oqm [ZTF22aasxgjp]
RA, DEC:15:09:08.211, +52:32:05.14
(227.284213, 52.534761)
Redshift:0.012
Type:SN Ic-pec
Related Notes:
Here we report the new spectroscopic follow-up of SN2022oqm. Spectroscopic observations were performed on MJD 59788.37 (2022-07-28 08:56:02 UTC) with SNIFS on the University of Hawaii 2.2-meter Tel...
Follow-up observations of SN 2021yja by SOS
Source Group: SOS
Related Objects:
2021yja
RA, DEC:03:24:21.180, -21:33:56.20
(51.088250, -21.565611)
Redshift:0.0053
Type:SN IIP
Related Notes: ,
We report BVRI photometry of SN 2021yja (ATLAS21bidw, TNS Report N° 122832), obtained by the SOS group (Supernova Observations and Simulations) with the 60 cm Helen Sawyer Hogg telescope at the Cas...
SOS observations of AT2021weu, AT2021wvp, and AT2021wwl
Source Group: SOS
Related Objects:
2021weu [ATLAS21bgjq]
, RA, DEC:20:06:06.390, -44:37:34.39
(301.526625, -44.626219)
Redshift:
Type:
2021wvp [ATLAS21bgtl]
, RA, DEC:18:36:40.740, -44:27:12.78
(279.169750, -44.453550)
Redshift:
Type:
2021wwl [ATLAS21bgni]
RA, DEC:04:19:54.167, -41:22:49.17
(64.975696, -41.380326)
Redshift:0.05
Type:SN Ia-91T-like
We report optical photometry of transients ATLAS21bgjq (AT2021weu; TNS Report No. 120736, filter R), ATLAS21bgtl (AT2021wvp; TNS Report No. 121436, filters BVRI) and ATLAS21bgni (AT2021wwl; TNS Rep...
Follow-up observations of ZTF21abuyqwf, AT2021wve, by SOS
Source Group: SOS
Related Objects:
2021wve [ZTF21abuyqwf]
RA, DEC:19:01:53.193, -16:10:50.64
(285.471636, -16.180735)
Redshift:
Type:CV
We report VR photometry of transient ZTF21abuyqwf (AT2021wve; TNS Report No. 121347) obtained by the SOS (Supernova Observations and Simulations) with the 60 cm Helen Sawyer Hogg telescope in Casle...
Supernovae detected in NEOWISE-R 2021
Related Objects:
2020edi [ZTF20aasuiks]
, RA, DEC:13:16:13.680, -22:33:30.13
(199.057000, -22.558369)
Redshift:0.16
Type:SLSN-II
2020iq [ZTF20aabcemq]
, RA, DEC:02:55:19.720, -11:24:48.64
(43.832167, -11.413511)
Redshift:0.096
Type:SN IIn
2020usa [ZTF20acbcfaa]
, RA, DEC:22:26:13.590, -02:16:06.71
(336.556625, -2.268531)
Redshift:0.263
Type:SLSN-II
2020aaym [ATLAS20bgav]
, RA, DEC:10:23:17.160, -08:23:19.58
(155.821502, -8.388771)
Redshift:0.06
Type:SN Ia
2020yex [Gaia20eyb]
, RA, DEC:02:26:38.490, -52:43:36.80
(36.660375, -52.726889)
Redshift:0.09
Type:SN Ia-91T-like
2020eyj [ATLAS20hxk]
, RA, DEC:11:11:47.180, +29:23:06.36
(167.946583, 29.385100)
Redshift:0.03
Type:SN Ia
2020hvp [ATLAS20ktt]
, RA, DEC:16:21:45.390, -02:17:21.37
(245.439125, -2.289269)
Redshift:0.005247
Type:SN Ib
2019jys [ZTF19abcejfo]
, RA, DEC:00:15:25.650, -14:15:13.75
(3.856875, -14.253819)
Redshift:0.083
Type:SN IIn
2019vxm [ASASSN-19acc]
RA, DEC:19:58:28.540, +62:08:15.83
(299.618917, 62.137731)
Redshift:0.019
Type:SN II
Related Notes:
We report 100 SNe detected in the NEOWISE-R 2021 Data Release. We describe a few notable detections, including very bright mid-IR SNe, possible type Ia-CSM and 2010jl-like candidates.
Campo Imperatore observations of ZTF21aakilyd/AT2021csp.
Related Notes: ,
We report on optical observations of the fast blue transient ZTF21aakilyd/AT2021csp performed with Campo Imperatore Telescope.
Observations of ZTF20acigmel / AT2020xnd, a distant fast optical transient similar to AT2018cow
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.
Observations of AT2019edx
Source Group: GSNST
Keywords: Photometry
Related Objects:
2019edx [GSNST-19ad]
RA, DEC:14:13:36.200, +54:38:13.30
(213.400833, 54.637028)
Redshift:
Type:
Most Viewed
Discovery of Possible Transient in JWST NIRCam Images of SDSS J141930.11+525159.3
LT Classification of SN 2023ixf as a Type II Supernova in M101
Early multiband light curve of SN 2023ixf
Classification of SN 2020jfo (ZTF20aaynrrh) as a young Type II supernova
ATLAS20ktt (AT2020hvp): discovery of a candidate supernova in NGC 6118 (27 Mpc)
ePESSTO+ re-classification of AT2019xis as a light echo of SN 1987A in the LMC.
Onset of SN 2023ixf observed over East Asian longitudes
ATLAS20qoq (AT2020nlb): discovery of a candidate SN in MESSIER 85 (17 Mpc)
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
Recent Released Tools
Reactivation of the LIGO (LVK) Gravitational-Wave event tool on the TNS
Monthly ZTF public experiment - Announcement
SN 2023tyk: discovery to spectroscopic classification performed fully automatically