RA/DEC (2000)
12:21:09.774 -12:01:49.03
185.2907263 -12.0302869
Type
---
Redshift
Reporting Group
STSP
Discovering Data Source
STSP
Discovery Date
2026-03-24 15:08:29.000
TNS AT
Y
Public
Y
Host Name
DESI J122109.77-120149.1
Discovery Mag
19.36
Filter
Clear-
Reporter/s
Minrui Ning, Huixuan Lin, Jiashuo Zhang

Light curves

 P48_ZTF-Cam_g
 Other_Other_Clear
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
No Data
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
g-ZTF P48_ZTF-Cam 2026-03-15 09:34:43 - 2026-03-25 07:02:48 2461114.8991088 - 2461124.7936111 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
569801 2026-03-25 07:02:48 2461124.7936111 19.7933 0.141795 ABMag g-ZTF P48_ZTF-Cam
569800 2026-03-15 09:58:08 2461114.9153704 20.5834 0.197133 ABMag g-ZTF P48_ZTF-Cam
569799 2026-03-15 09:34:43 2461114.8991088 20.2109 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
Clear- Other_Other 2026-03-24 15:08:29 - 2026-03-24 15:08:29 2461124.1308912 - 2461124.1308912 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
569687 2026-03-24 15:08:29 2461124.1308912 19.36 0.22 ABMag Clear- Other_Other
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
297211 2026-03-25 07:37:00 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 12:21:09.774 -12:01:49.03 2026-03-15 09:58:08.002 20.5834 g-ZTF PSN ZTF26aancjvl ZTF N
297162 2026-03-24 16:35:48 jiashuo Zhang Minrui Ning, Huixuan Lin, Jiashuo Zhang STSP STSP 12:21:09.890 -12:01:49.40 2026-03-24 15:08:29.000 19.36 Clear- PSN DESI J122109.77-120149.1 STSP We report a potential supernova candidate, although we cannot rule out the possibility that it is a QSO. Spectroscopic follow-up observations are encouraged to further confirm the nature and classification of this object. 2026TNSTR1265....1N N
Related files
File Comments Last Modified (UT) Modified By
tns_2026hco_atrep_297162_STSP.png Discovery image. 2026-03-24 16:35:49 jiashuo Zhang
No Data

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 297211 of Group ZTF
Previous RA, DEC: 12:21:09.890, -12:01:49.40 (185.291208, -12.030389)
Updated RA, DEC: 12:21:09.774, -12:01:49.03 (185.2907263, -12.0302869)