Showing results 1 to 8 out of 8
AstroNote 2025-131
Type: Object/s-Discovery/Classification
Released: 2025-05-02 03:08:08
ZTF/2DTS report of AT2025hbw/ZTF25aajjeon as a featureless TDE candidate at z=0.628
Xander J. Hall (CMU), Erica Hammerstein (UC Berkeley), Jonathan Carney (UNC), Igor Andreoni (UNC), Jean Somalwar (Calte…
Source Group: DESIRT
Keywords: TDE
Related Objects:
2025hbw [ZTF25aajjeon]
RA, DEC:09:32:00.828, +46:06:15.30
(143.003452, 46.104250)
Redshift:0.6278
Type:TDE
See object 2025hbw [ZTF25aajjeon]
Related Notes:
2025-111
2025-1312025-04-11 10:17:34
Title: SLSN and TDE candidates from NEEDLE on Lasair
Authors: X. Sheng, M. Nicholl, K. W. Smith, C. R. Angus, A. Aamer, M…
Source Group: OxQUB
Here we present AT2025hbw/ZTF25aajjeon as a high redshift, extraordinarily luminous tidal disruption event (TDE) candidate. With a peak absolute magnitude of g = -23.7 and a redshift of z = 0.628, AT…
AstroNote 2025-84
Type: Announcement-Campaign/Survey
Released: 2025-03-10 17:49:14
The DECam DESI Transient Survey (2DTS)
Xander J. Hall (CMU), Lei Hu (CMU), Antonella Palmese (CMU), Lifan Wang (TAMU), Brendan O’Connor (CMU), Tomás Cabrera (…
Source Group: DESIRT
Keywords: Surveys, Spectroscopy, Time-domain, Transient, Supernova, TDE
We announce the 2DTS: the DECam DESI Transient Survey, a new survey combining the efforts of DESIRT (DECam Search for Intermediate Redshift Transients) and the DESI (Dark Energy Spectroscopic Instrum…
AstroNote 2021-163
Type: Object/s-Discovery/Classification
Released: 2021-05-21 14:32:30
T202105181428159m015855 (AT2021mtq): A Possible Very Early Supernova in CGCG 019-037
Xingzhuo Chen (TAMU), Lei Hu (PMO), Jiawen Yang (TAMU), Lifan Wang (TAMU), Antonella Palmese (KICP), Jian Tao (TAMU)
Source Group: DESIRT
Keywords: Transient
Related Objects:
2021mtq
RA, DEC:14:28:15.924, -01:58:55.72
(217.066351, -1.982144)
Redshift:0.055
Type:SN Ia
See object 2021mtq
We report the DESIRT discovery of the transient T202105181428159m015855 (AT2021mtq) in galaxy CGCG 019-037 at z = 0.05466.
AstroNote 2021-158
Type: Object/s-Discovery/Classification
Released: 2021-05-16 01:05:17
HET spectroscopic classification of AT2021ihf discovered by DESIRT
Jiawen Yang (TAMU), Lifan Wang (TAMU), Jozsef Vinko (Konkoly Observatory), Benjamin Thomas (UT), J. Craig Wheeler (UT),…
Source Group: DESIRT
Keywords: Supernova, Transient
Related Objects:
2021ihf
RA, DEC:14:32:14.661, +01:20:14.29
(218.061089, 1.337302)
Redshift:0.135
Type:SN Ia-pec
See object 2021ihf
This report classifies AT2021ihf as a 2000cx-like SN Ia using spectrum from HET-LRS2.
AstroNote 2021-157
Type: Object/s-Discovery/Classification
Released: 2021-05-15 20:19:10
DESIRT spectroscopic classification of AT2021knj
Thomas Brink (UCB), Alexei V. Filippenko (UCB), Weikang Zheng (UCB), Yi Yang (UCB), Jujia Zhan (Yunnan Observatory), J…
Source Group: DESIRT
Keywords: Supernova, Cosmology
Related Objects:
2021knj
RA, DEC:14:36:23.135, -00:35:03.18
(219.096394, -0.584217)
Redshift:0.08
Type:SN Ia-91T-like
See object 2021knj
This report classifies AT2021knj as a SN 1991T-like SN Ia using a spectrum obtained on May 04 2021 (UT date) with the Kast spectrograph on the 3 m Shane telescope at Lick Observatory.
AstroNote 2021-143
Type: Object/s-Discovery/Classification
Released: 2021-05-04 19:15:19
Classification of SN 2021jyh as a young Type Ia supernova
Jiawen Yang (TAMU), Saurabh W. Jha (Rutgers), Danièl Groenewald (SALT/SAAO), Lei Hu (PMO), Xingzhuo Chen (TAMU), and Li…
Source Group: DESIRT
Keywords: Supernova
Related Objects:
2021jyh
RA, DEC:14:18:58.343, -02:04:07.96
(214.743094, -2.068877)
Redshift:0.134
Type:SN Ia
See object 2021jyh
We classify SN 2020jyh as a young Type Ia supernova using spectra from the Southern African Large Telescope (SALT).
AstroNote 2021-133
Type: Object/s-Discovery/Classification
Released: 2021-04-21 06:03:04
DESIRT: discovery of three rapidly rising transients
Xingzhuo Chen (TAMU), Lei Hu (PMO), Jiawen Yang (TAMU), Antonella Palmese (FNAL), Lifan Wang (TAMU), Xiaofeng Wang (Tsi…
Source Group: DESIRT
Keywords: Transient, Supernova
Related Objects:
2021jyh
RA, DEC:14:18:58.343, -02:04:07.96
(214.743094, -2.068877)
Redshift:0.134
Type:SN Ia
See object 2021jyh
,
2021kib
RA, DEC:14:13:27.646, +01:13:16.37
(213.365193, 1.221213)
Redshift:
Type:
See object 2021kib
,
2021jyi
RA, DEC:14:17:48.934, +01:33:24.86
(214.453891, 1.556905)
Redshift:
Type:
See object 2021jyi
we report on behalf of the DESIRT team on three rapidly rising transients.
AstroNote 2021-114
Type: Object/s-Discovery/Classification
Released: 2021-04-09 05:40:20
DESIRT early discovery of two infant candidate SNe AT2021iro and AT2021irn
Xingzhuo Chen (TAMU), Lei Hu (PMO), Jiawen Yang (TAMU), Antonella Palmese (FNAL), Lifan Wang (TAMU), Xiaofeng Wang (Tsi…
Source Group: DESIRT
Keywords: Transient, Supernova, Optical
Related Objects:
2021irn
RA, DEC:14:28:44.828, +00:42:46.88
(217.186785, 0.713023)
Redshift:
Type:
See object 2021irn
,
2021iro
RA, DEC:14:28:52.765, +02:25:37.45
(217.219856, 2.427069)
Redshift:
Type:
See object 2021iro
Here we report the DESIRT discovery of the transient AT2021irn in galaxy 2MFGC 11748 (z= 0.05684), and AT2021iro in galaxy LEDA 1226591 (z= 0.13717). AT2021irn was discovered on 2021-04-06 05:56 UT w…

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