Showing results 1 to 9 out of 9
EP250108a / AT 2025kg (the "kangaroo”): VLT/X-shooter spectroscopic redshift z = 0.176 and LFBOT classification
Source Group: STARGATE
Related Objects:
2025kg
RA, DEC:03:42:28.389, -22:30:21.28
(55.618289, -22.505910)
Redshift:0.176
Type:SN Ic-BL
We report a redshift z = 0.176 for the optical counterpart AT 2025kg (the "kangaroo") of the X-ray transient EP250108a. Its luminosity and extremely blue spectral shape suggest an FBOT classification…
X-shooter spectroscopy of SN2023vuc/GOTO23baj reveals a young supernova with flash ionisation features
Source Group: STARGATE
Related Objects:
2023vuc [GOTO23baj]
RA, DEC:00:55:07.306, -15:15:19.75
(13.780440, -15.255487)
Redshift:0.056
Type:SN II
We report spectroscopic observations of the transient GOTO23baj/SN2023vuc that show it to be a young supernova with flash ionization features. The transient was found in the error box of the short GR…
X-shooter confirmation of the redshift of the probable host galaxy of the Fast X-ray Transient XRT 210423
Keywords: Time-domain, Transient, Spectroscopy, Gamma-Ray Burst, Black Hole, Neutron Star, Optical, Infra-Red, X-rays, Gravitational Waves
Related Objects:
XRT210423
RA, DEC:00:00:00.000,
(0.000000, 0.000000)
Redshift:
Type:
XRT210423
Using VLT/X-shooter we confirm the redshift determination of z=1.5105 (Andreoni et al. 2021 ATel #14641) of the potential host galaxy of the fast X-ray transient XRT210423. The offset and peak lumino…
ZTF21aagwbjr/AT2021buv: ZTF discovery of a fast optical transient likely associated with GRB 210104A
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…
ZTF Discovery of ZTF20abbiixp: The Likely Optical Afterglow to GRB 200524A
Source Group: ZTF
Related Objects:
2020kym [ZTF20abbiixp]
RA, DEC:14:12:10.329, +60:54:19.04
(213.043037, 60.905288)
Redshift:
Type:
Chandra Detection of SN2020bvc
Related Objects:
2020bvc
RA, DEC:14:33:57.009, +40:14:37.62
(218.487539, 40.243784)
Redshift:0.025235
Type:SN Ic-BL
Related Notes:
On 2020-02-16 UT we obtained a 10ks Chandra observation of the radio-loud Ic-BL SN2020bvc. The source is detected with a flux of approximately 1E-14 erg/cm2/s, corresponding to a luminosity of 1E40 e…
VLA X-band Detection of SN2020bvc
Related Objects:
2020bvc
RA, DEC:14:33:57.009, +40:14:37.62
(218.487539, 40.243784)
Redshift:0.025235
Type:SN Ic-BL
Related Notes:
We report a radio detection of SN2020bvc, a nearby broad-lined Ic supernova, using the Very Large Array (VLA).
ZTF Discovery of ZTF20aajnksq: a Rapidly Fading, Luminous Red Transient at z = 2.9
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…
GRB190829A: GROND detection of the accompanying SN
GROND found a relativley sharp rise in all seven GROND bands (e.g. about 0.5 mag in z' to 19.55 +/- 0.03 mag) between 4.5 and 5.5 days after the BAT trigger. This behavior can be interpreted as the
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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
SN 2023tyk: discovery to spectroscopic classification performed fully automatically
ATLAS20ktt (AT2020hvp): discovery of a candidate supernova in NGC 6118 (27 Mpc)
Onset of SN 2023ixf observed over East Asian longitudes
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