Showing results 1 to 50 out of 206
Pages
AMI-LA radio observation of the TDE AT2024AS
Related Objects:
Radio Detection of AT2024wpp
Source Group: ZTF
Keywords: Radio
Related Objects: ,
2018cow
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
Related Notes: ,
We report the detection of 10 and 15 GHz radio emission coincident with the luminous fast blue optical transient AT2024wpp at z=0.0868.
ZTF discovery of a re-brightening or second transient event towards AT 2024led / ZTF24aarjcbz
Source Group: ZTF
Keywords: Transient
Related Objects:
2024led [ZTF24aarjcbz]
RA, DEC:21:06:18.814, -01:04:00.06
(316.578390, -1.066684)
Redshift:0.097
Type:SN Ia
We report on a re-brightening or second transient event towards the position of AT 2024led / ZTF24aarjcbz on ZTF light curves, 133 days after discovery. Both events lie towards the center of SDSS J...
DAO photometric follow-up of selected transients (Oct. 2024 - II)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects: ,
2024xrd
, , , , RA, DEC:01:13:09.360, +27:48:08.20
(18.289000, 27.802279)
Redshift:0.0452379
Type:SN Ia
We present (SDSS) g&r filter photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Rese...
LAST optical observations of the blazar BL Lacertae in bright optical state
Related Objects:
BL Lacertae
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
BL Lacertae
We report observations of the blazar BL Lacertae with the Large Array Survey Telescope (LAST) during two nights on 8 and 10 October 2024 following-up recent reports of multi-wavelength outburst.
Radio observation of the FBOT AT 2024wpp with the Allen Telescope Array
Related Objects:
Related Notes: , ,
DAO photometric follow-up of selected transients (Oct. 2024)
Source Group: DAO_OTS
Keywords: Photometry
We present (SDSS) g&r filter photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Rese...
Confirmation of X-ray Detection for AT 2024wpp
Related Objects:
2024wpp [ZTF24abjjpbo]
RA, DEC:02:42:05.499, -16:57:22.90
(40.522912, -16.956360)
Redshift:
Type:SN
Related Notes:
We report the confirmation of an X-ray detection for the rapidly rising (3 mag/day) and blue optical transient, AT 2024wpp.
DAO Photometric Follow Up of selected Optical Transients
Source Group: GSNST
Related Objects: , , , , ,
2024nxg
, , , , , RA, DEC:17:09:49.166, +32:17:53.04
(257.454858, 32.298067)
Redshift:0.063111
Type:SN Ia
2024ozn
, , RA, DEC:22:39:00.444, +24:37:37.17
(339.751850, 24.626992)
Redshift:0.050021
Type:SN Ia
Here we present multi-band photometric follow up observations of 13 optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Council o...
ZTF Identification of the Fast Blue Optical Transient AT2024vsc
Source Group: ZTF
Keywords: Optical
Related Objects: ,
2018cow
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
We report the identification of fast-fading blue emission in the transient AT2024vsc, as well as a candidate high photo-z host galaxy.
Radio Detection of TDE AT2024rny/ZTF24aazlori with the Very Large Array
Related Objects:
We report the radio detection of the TDE AT2024rny (z = 0.1055; TNS Classification Report No. 17882) with the VLA Ku-band receiver (~15GHz) at a flux density of 49 +/- 5 microJy.
GOTO detection of AT2024vjm (BGEM J190925.80-635001.7)
Source Group: GOTO
Keywords: Transient
Related Objects:
2024vjm
RA, DEC:19:09:25.780, -63:50:01.75
(287.357417, -63.833819)
Redshift:0.0028
Type:SN Iax[02cx-like]
Related Notes:
We report a pre-discovery GOTO detection of AT2024vjm (BGEM J190925.80-635001.7) on 2024-09-13 at 10:08:19 UT, constraining the explosion time to within ~9.2 hours.
DAO photometric follow-up of selected transients (Sept. 2024)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects:
2024uau
, , , , , , , , , , , , , , RA, DEC:01:31:09.150, +21:01:57.79
(22.788125, 21.032719)
Redshift:0.08
Type:SN Ia-91T-like
Here we present photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Research Council ...
ATLAS forced-photometry detection of the fast transient ZTF24abefmrx / AT 2024uaq
Source Group: SGLF
Related Objects:
2024uaq [ZTF24abefmrx]
RA, DEC:21:44:29.644, +44:03:10.96
(326.123517, 44.053044)
Redshift:
Type:
Related Notes:
We report on the ATLAS forced-photometry detection of the fast rising and fading transient
ZTF24abefmrx / AT 2024uaq
ZTF24abefmrx/AT 2024uaq: ZTF identification of a fast rising and rapidly fading transient
Related Objects:
We report the identification of ZTF24abefmrx/AT 2024uaq as a fast rising (1.5 mag/day) and subsequently rapidly fading (0.25 mag/day) transient, on the basis of ZTF forced photometry and follow-up ...
DAO photometric follow-up of selected transients (Aug. 2024)
Source Group: DAO_OTS
Keywords: Photometry
Related Objects: , , , , , ,
2024rcc
, , , , RA, DEC:23:30:11.207, +18:26:12.54
(352.546694, 18.436817)
Redshift:0.14
Type:SN Ia-91T-like
2024sck
RA, DEC:20:14:38.648, +56:46:29.81
(303.661033, 56.774947)
Redshift:0.080049
Type:SN Ia
Here we present photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Research Council ...
NuSTAR detection of the FBOT AT2024qfm and evidence for soft X-ray variability from Swift-XRT
Source Group: TRex
Keywords: X-rays
Related Objects: ,
2018cow [ZTF18abcfcoo]
RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
Related Notes: , , , ,
We report the NuSTAR detection of hard X-rays from the FBOT AT2024qfm and the evidence for soft X-ray variability from Swift-XRT
DAO photometric follow-up of selected transients
Source Group: DAO_OTS
Keywords: Photometry
Related Objects: , , , , ,
2024qwi
RA, DEC:16:54:40.480, +40:44:37.03
(253.668667, 40.743619)
Redshift:0.097427
Type:SN Ia
Here we present photometric follow up observations of selected optical transients obtained using the 1.82-m Plaskett telescope of the (Dominion Astrophysical Observatory) National Research Council ...
Liverpool Telescope imaging observations of AT2024qfm / ZTF24aaxhxhf
Source Group: ZTF
Related Objects:
2024qfm [ZTF24aaxhxhf]
, RA, DEC:23:21:23.461, +11:56:32.04
(350.347753, 11.942233)
Redshift:
Type:
2018cow
, RA, DEC:16:16:00.220, +22:16:04.91
(244.000917, 22.268031)
Redshift:0.014
Type:SN Ic-BL
Related Notes: ,
We obtained Liverpool Telescope imaging follow-up of AT2024qfm, a fast and blue optical transient. The source has continued to fade rapidly and maintains a blue color, similar to previous AT2018co...
Continued Observations of AT2024kmq (ZTF24aapvieu): Optical, X-ray, and Radio Detections
Source Group: ZTF
Related Notes:
We present luminous optical, UV, X-ray, and radio detections of the fast transient AT2024kmq (z=0.192). The transient is spatially coincident with the nucleus of an early-type galaxy, and we consid...
LAST optical observations of the blazar NVSS J004348+342626 prior to the X-ray observations from EP-WXT and Swift-XRT
Related Objects:
NVSS J004348+342626
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
NVSS J004348+342626
We report observations of the blazar NVSS J004348+342626 with the Large Array Survey Telescope (LAST) during 4 nights, with the latest observations about 3 days before the detections in the X-ray b...
DAO photometric follow-up of selected optical transients
Source Group: DAO_OTS
Here we present photometric follow up observations of selected optical transients using 1.82-m Plaskett telescope of the Dominion Astrophysical Observatory (HAA) National Research Council of Canada.
AT 2024nqr / ZTF24aauekqv and AT 2024pgd / ZTF24aauywft, two ongoing transients towards a z = 0.089 galaxy
Source Group: ZTF
Related Objects:
2024nqr [ZTF24aauekqv]
, RA, DEC:15:12:27.278, +32:32:44.54
(228.113659, 32.545705)
Redshift:
Type:
2024pgd [ZTF24aauywft]
RA, DEC:15:12:26.332, +32:32:44.29
(228.109717, 32.545636)
Redshift:
Type:
We report on two ongoing transient events separated by ~12 arcsec, towards Seyfert 2 galaxy 2MASX J15122674+3232460, the brightest member of a group at z = 0.089. Follow-up observations of these tr...
V & B Measurements for T Corona Borealis (T CrB) previous to its predicted eruption
Related Objects:
T Corona Borealis [T CrB]
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
T Corona Borealis [T CrB]
V & B Measurements for T Corona Borealis (T CrB) previous to its predicted (expected) eruption
LAST optical observations of the blazar OQ 334 during its recent multi-wavelength flaring activity.
Related Objects:
OQ 334
RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
OQ 334
We report observations of the FSRQ OQ 334 (a.k.a. B2 1420+32) with the Large Array Survey Telescope (LAST) during 2 nights, following up on recent reports of brightening in gamma-ray and optical ob...
AT 2024muv (ZTF24aatbpbr): a bright SN candidate in NGC 4699, in the Virgo cluster of galaxies
Source Group: SGLF
Related Objects:
2024muv [ZTF24aatbpbr]
RA, DEC:12:49:02.452, -08:39:51.19
(192.260218, -8.664220)
Redshift:0.00465
Type:SN Ia
We report on the ZTF discovery and LCOGT follow-up imaging of AT 2024muv (ZTF24aatbpbr), a bright SN candidate in NGC 4699, in the Virgo cluster of galaxies
DAO & RAO photometric follow-up of selected transients
Source Group: DAO_OTS
Keywords: Photometry
Related Objects: , , , ,
2024ljb
, , , , , RA, DEC:13:53:51.025, +38:08:28.21
(208.462604, 38.141169)
Redshift:0.0343980007
Type:SN Ia
Here we present photometric follow up observations of selected optical transients using 0.76-m Baker-Nunn Schmidt Telescope + CCD at Rothney Astrophysical Observatory of the University of Calgary a...
ZTF Observations of the Fast Blue Optical Transient AT2024lhs
Source Group: ZTF
Keywords: Optical
Related Objects:
We report ZTF observations of a blue rapidly evolving transient, AT2024lhs (ZTF24aascytf). The host galaxy has a Dark Energy Spectroscopic Instrument (DESI) redshift of z = 0.038, implying a peak a...
Multi-filter & multi-site follow-up of selected transients
Source Group: DAO_OTS
Keywords: Transient
Related Objects:
2024kce
, , RA, DEC:12:29:49.560, +08:12:48.49
(187.456500, 8.213469)
Redshift:0.003
Type:SN Ia-pec
Here we present photometric follow up observations of selected optical transients using 0.76-m Baker-Nunn Schmidt Telescope + CCD at Rothney Astrophysical Observatory of the University of Calgary a...
Photometry and Spectroscopy of the Fast Optical Transient AT2024kmq
Source Group: ZTF
Related Objects:
We report photometric and spectroscopic observations of a rapidly evolving transient, AT2024kmq (ZTF24aapvieu). A Gemini spectrum shows that the host-galaxy redshift is z = 0.192 and that the galax...
RAO Photometric Follow Up of Three Optical Transients
Source Group: DAO_OTS
Keywords: Variable Star
Here we present photometric follow up observations of 3 optical transients using 0.76-m Baker-Nunn Schmidt Telescope + CCD at Rothney Astrophysical Observatory of the University of Calgary.
Follow-up of the Type II SN 2024jlf with Swift/UVOT and NOT/ALFOSC
Source Group: ZTF
Related Objects:
2024jlf [ZTF24aaozxhx]
RA, DEC:14:37:42.320, +02:17:04.20
(219.426333, 2.284500)
Redshift:0.005844
Type:SN II
Related Notes:
We present follow-up observations of the young Type II SN 2024jlf.
AMI-LA radio detection of the type II SN 2024iss
Related Objects:
2024iss
RA, DEC:12:59:06.130, +28:48:42.62
(194.775542, 28.811839)
Redshift:0.003334
Type:SN IIb
Liverpool Telescope Polarimetric Observations of SN 2024iss
Related Objects:
2024iss
RA, DEC:12:59:06.130, +28:48:42.62
(194.775542, 28.811839)
Redshift:0.003334
Type:SN IIb
We report broad-band (BVRIL) polarimetric observations of SN 2024iss with the Liverpool Telescope on 2024 May 14.
VSSP J063224.80+100109.3 - A long-lasting fading of GSC2.3 N81Z000565
Source Group: XOSS
Related Objects:
2022aeur [VSSP J063224.80+100109.3]
RA, DEC:06:32:24.800, +10:01:09.30
(98.103333, 10.019250)
Redshift:
Type:
We detected a previously unknown variability (~0.3 magnitudes fading) of GSC2.3 N81Z000565 in the KATS database. More continuous data shows that the fading happened around HJD 2459658 and reached a...
DAO Photometric Follow Up of Nine selected Optical Transients
Source Group: DAO_OTS
Here we present multi-band photometric follow up observations of 9 optical transients using 1.82-m Plaskett Telescope + CCD at Dominion Astrophysical Observatory of the National Research Council of...
SN 2024gzk: one more supernova in Arp 299, the most prolific supernova factory
Source Group: SGLF
Related Objects:
2024gzk [ZTF19abgbbzy]
, RA, DEC:11:28:32.397, +58:33:44.08
(172.134987, 58.562244)
Redshift:0.0103
Type:SN IIb
2023wrk [GOTO23bdo]
, RA, DEC:11:28:39.170, +58:33:12.64
(172.163208, 58.553511)
Redshift:0.01
Type:SN Ia
PSN J11283070+5833456
, RA, DEC:00:00:00.000, +00:00:00.00
(0.000000, 0.000000)
Redshift:
Type:
PSN J11283070+5833456
2022gnp [ZTF22aadoihx]
, RA, DEC:11:28:32.810, +58:33:47.52
(172.136708, 58.563200)
Redshift:0.010411
Type:SN Ib
2020fkb [ZTF18aarlpzd]
, RA, DEC:11:28:30.436, +58:33:46.78
(172.126817, 58.562994)
Redshift:0.01
Type:SN Ib
2019lqo [Gaia19dcu]
, RA, DEC:11:28:32.460, +58:33:44.82
(172.135250, 58.562450)
Redshift:0.0103
Type:SN II
2018mel [ZTF18aakogek]
, RA, DEC:11:28:30.736, +58:33:49.13
(172.128069, 58.563646)
Redshift:
Type:
2018lrd [ATLAS20jns]
, , , , , , , RA, DEC:11:28:30.413, +58:33:44.04
(172.126721, 58.562234)
Redshift:0.00999
Type:SN Ib
Related Notes:
We report ATLAS forced photometry, LCOGT imaging, and analysis of SN 2024gzk, the last reported supernova in the luminous infrared galaxy Arp 299, the most prolific supernova factory in the local u...
Follow-up observation of SN 2024ggi in NGC 3621
Source Group: F. D. Romanov
Related Objects:
2024ggi [SN 2024ggi]
RA, DEC:11:18:22.087, -32:50:15.27
(169.592031, -32.837576)
Redshift:0.002435
Type:SN II
Monitoring of AT 2024ggi (ATLAS24fsk) with Mephisto facilities
Keywords: Supernova
Related Objects:
2024ggi [ATLAS24fsk]
RA, DEC:11:18:22.087, -32:50:15.27
(169.592031, -32.837576)
Redshift:0.002435
Type:SN II
Related Notes: , , , , , ,
We observed AT 2024ggi (ATLAS24fsk) with the Mephisto facilities (50 cm array and 1.6m) located at the Lijiang observatory. The preliminary analysis of 1.6m images indicates that the SN has brighte...
Identification of the likely progenitor star of SN 2024ggi in the near IR with the VISTA Hemisphere Survey.
Source Group: SGLF
Related Objects:
2024ggi [ATLAS24fsk]
RA, DEC:11:18:22.087, -32:50:15.27
(169.592031, -32.837576)
Redshift:0.002435
Type:SN II
Related Notes: , , , , ,
We report on the near-IR properties of the likely progenitor star of the recently discovered SN 2024ggi (ATLAS24fsk, GOTO24aig) in NGC 3621 using archival data from the VISTA Hemisphere Survey. VHS...
Maximum luminosity of the progenitor of SN 2024ggi (ATLAS24fsk) from the Legacy Survey images
Source Group: Kinder
Related Objects:
2024ggi [ATLAS24fsk]
RA, DEC:11:18:22.087, -32:50:15.27
(169.592031, -32.837576)
Redshift:0.002435
Type:SN II
Related Notes:
We measured the brightness at the location of SN 2024ggi (ATLAS24fsk) in the Legacy Survey images and found absolute magnitudes within the range typical for a red supergiant. We caution however th...
AT 2024eyo (ATLAS24ein): a bright supernova candidate in ESO 285- G 048 (32.156 Mpc)
Source Group: SGLF
Related Objects:
2024eyo [ATLAS24ein]
RA, DEC:20:44:37.595, -45:58:51.66
(311.156646, -45.981017)
Redshift:0.009
Type:SN Ia
We report on LCOGT follow-up photometry of AT 2024eyo (ATLAS24ein), a bright supernova candidate in ESO 285- G 048 (32.156 Mpc)
Pages
Most Viewed
Discovery of Possible Transient in JWST NIRCam Images of SDSS J141930.11+525159.3
Early multiband light curve of SN 2023ixf
LT Classification of SN 2023ixf as a Type II Supernova in M101
Classification of SN 2020jfo (ZTF20aaynrrh) as a young Type II supernova
ATLAS20ktt (AT2020hvp): discovery of a candidate supernova in NGC 6118 (27 Mpc)
Onset of SN 2023ixf observed over East Asian longitudes
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
ePESSTO+ re-classification of AT2019xis as a light echo of SN 1987A in the LMC.
ATLAS20qoq (AT2020nlb): discovery of a candidate SN in MESSIER 85 (17 Mpc)
Fast Radio Bursts (FRBs) now reported to and distributed via the TNS
Recent Released Tools
Keck Cosmic Web Imager host galaxy redshift of AT2024wpp
An Upcoming ZTF Experiment: Extended Deep-drilling Observations in the Galactic Plane
Upcoming Experiment: ZTF High-cadence Observations of an ULTRASAT High-cadence Field