RA/DEC (2000)
02:05:25.875 +21:09:15.97
31.3578115942 +21.1544365857
Type
---
Redshift
Discovery Report
Reporting Group
LAST
Discovering Data Source
LAST
Discovery Date
2025-09-30 00:00:10.368
TNS AT
Y
Public
Y
Discovery Mag
19.86
Filter
Clear-
Reporter/s
E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS), A. Horowicz (WIS), S. Garrappa (WIS), S. Ben-Ami (WIS), D. Polishook (WIS), O. Yaron (WIS), P. Chen (WIS), A. Krassilchtchikov (WIS), Y. M. Shani (WIS), E. Segre (WIS), A. Gal-Yam (WIS), S. Spitzer (WIS), and K. Rybicki (WIS) on behalf of the LAST Collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Light curves

 ▌LAST_LAST-Cam_Clear
 ▌GOTO-N_GOTO-1_L
 ▌BG4_BlackGEM-Cam4_BG-q
 ▌BG2_BlackGEM-Cam2_BG-q
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_cyan
 ▌PS1_GPC1_w
   
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
Clear- LAST_LAST-Cam 2025-09-29 00:51:34 - 2025-09-30 00:00:10 2460947.53581 - 2460948.50012 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
520835 2025-09-30 00:00:10 2460948.50012 19.86 ABMag Clear- LAST_LAST-Cam 360
520834 2025-09-29 00:51:34 2460947.53581 20.25 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-09-30 01:02:00 - 2025-10-02 01:00:36 2460948.543057 - 2460950.542082 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
521823 2025-10-02 01:00:36 2460950.542082 19.45 0.15 ABMag L-GOTO GOTO-N_GOTO-1 180
521822 2025-09-30 01:02:00 2460948.543057 19.9 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
BG-q-BlackGem BG4_BlackGEM-Cam4 2025-09-30 06:10:29 - 2025-09-30 06:10:29 2460948.7572801 - 2460948.7572801 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
586656 2025-09-30 06:10:29 2460948.7572801 20.19 0.16 20.51 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic
BG-q-BlackGem BG2_BlackGEM-Cam2 2025-08-12 08:56:19 - 2025-08-12 08:56:19 2460899.8724421 - 2460899.8724421 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
586655 2025-08-12 08:56:19 2460899.8724421 18.73 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic [Last non detection]
r-ZTF P48_ZTF-Cam 2025-09-23 10:30:40 - 2025-09-23 10:30:40 2460941.937963 - 2460941.937963 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
521824 2025-09-23 10:30:40 2460941.937963 20.4204 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-09-25 09:11:01 - 2025-10-02 08:30:31 2460943.8826505 - 2460950.8545255 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
521826 2025-10-02 08:30:31 2460950.8545255 19.3754 0.107115 ABMag g-ZTF P48_ZTF-Cam
521825 2025-09-25 09:11:01 2460943.8826505 21.1804 0.195058 ABMag g-ZTF P48_ZTF-Cam
cyan-ATLAS ATLAS-HKO_ATLAS-02 2025-09-29 11:36:40 - 2025-09-30 10:44:24 2460947.9838 - 2460948.9475 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
521112 2025-09-30 10:44:24 2460948.9475 19.407 0.161 19.49 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
521111 2025-09-29 11:36:40 2460947.9838 19.38 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
w-P1 PS1_GPC1 2025-09-26 13:58:16 - 2025-09-26 13:58:16 2460945.08213 - 2460945.08213 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522958 2025-09-26 13:58:16 2460945.08213 20.82 0.25 22 ABMag w-P1 PS1_GPC1 45 Robot
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
305892 2026-05-27 15:24:57 BlackGEM_Bot1 H. Tranin, F. Stoppa, D. Pieterse et al. BlackGEM BlackGEM 02:05:25.885 +21:09:16.01 2025-09-30 06:10:29.000 20.19 BG-q-BlackGem PSN BGEM J020525.89+210916.0 BlackGEM N
272870 2025-10-11 21:57:18 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 02:05:25.875 +21:09:15.97 2025-09-26 13:58:16.032 20.82 w-P1 PSN PS25hxn Pan-STARRS N
272297 2025-10-02 09:08:57 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 02:05:25.893 +21:09:15.93 2025-09-25 09:11:01.003 21.1804 g-ZTF PSN ZTF25abujjyq ZTF N
272296 2025-10-02 08:12:06 GOTO_bot S. Belkin, G. Ramsay, K. Ackley et al. GOTO GOTO 02:05:25.905 +21:09:15.56 2025-10-02 01:00:35.712 19.45 L-GOTO Other GOTO25ieb GOTO N
271879 2025-09-30 15:28:43 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 02:05:25.887 +21:09:16.08 2025-09-30 10:44:24.000 19.407 cyan-ATLAS PSN ATLAS25mfo ATLAS N
271745 2025-09-30 04:10:32 LAST_Bot1 E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS) et al. LAST LAST 02:05:25.896 +21:09:16.65 2025-09-30 00:00:10.368 19.86 Clear- PSN LAST 2025TNSTR3928....1O N
No Data

Comments

TNS
System

Sat, 10/11/2025 - 21:57

Object coordinates updated

Object coordinates updated according to AT-report 272870 of Group Pan-STARRS
Previous RA, DEC: 02:05:25.893, +21:09:15.93 (31.3578895, +21.154426)
Updated RA, DEC: 02:05:25.875, +21:09:15.97 (31.3578115942, +21.1544365857)

TNS
System

Thu, 10/02/2025 - 09:08

Object coordinates updated

Object coordinates updated according to AT-report 272297 of Group ZTF
Previous RA, DEC: 02:05:25.887, +21:09:16.08 (31.3578633333, +21.1544666667)
Updated RA, DEC: 02:05:25.893, +21:09:15.93 (31.3578895, +21.154426)

TNS
System

Tue, 09/30/2025 - 15:28

Object coordinates updated

Object coordinates updated according to AT-report 271879 of Group ATLAS
Previous RA, DEC: 02:05:25.896, +21:09:16.65 (31.357901198073, +21.154625930481)
Updated RA, DEC: 02:05:25.887, +21:09:16.08 (31.3578633333, +21.1544666667)