RA/DEC (2000)
08:30:20.103 -04:06:15.54
127.583763 -4.104317
Type
---
Redshift
Reporting Group
MASTER
Discovering Data Source
MASTER
Discovery Date
2025-12-02 01:41:23.424
TNS AT
Y
Public
Y
Discovery Mag
16.8
Filter
Other-
Reporter/s
A.Ospanov, V.Shumkov, V.Lipunov, V.Oknyansky, E.Gorbovskoy, A.Kuznetsov, K.Zhirkov, I.Panchenko, N.Tiurina, P.Balanutsa, V.Topolev, D.Vlasenko, G.Antipov, A.Sankovich, Yu.Tselik, Ya.Kechin, V.Senik, A.Chasovnikov (Lomonosov MSU), O.Gress, N.Budnev (ISU), C.Francile, F. Podesta, R.Podesta, E. Gonzalez (Observatorio Astronomico Felix Aguilar (OAFA), A. Tlatov, D. Dormidontov (Kislovodsk Solar Station of the Pulkovo Observatory), A.Sosnovskij (CrAO), A. Gabovich, V.Yurkov (Blagoveschensk Educational StateUniversity), D.Buckley (SAAO), R.Rebolo (The Instituto de Astrofisica de Canarias), L.Carrasco, J.R.Valdes, V.Chavushyan, V.M.Patino Alvarez, J.Martinez, A.R.Corella, L.H.Rodriguez (INAOE, Guillermo Haro Astrophysics Observatory)

Light curves

 BG2_BlackGEM-Cam2_BG-q
 P48_ZTF-Cam_g
 Other_Other_Other
   
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
BG-q-BlackGem BG2_BlackGEM-Cam2 2025-11-27 07:01:21 - 2025-11-27 08:13:04 2461006.7926042 - 2461006.8424074 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
536150 2025-11-27 08:13:04 2461006.8424074 19.32 0.12 20.24 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic
536149 2025-11-27 07:01:21 2461006.7926042 20.1 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic [Last non detection]
g-ZTF P48_ZTF-Cam 2025-12-06 10:32:58 - 2025-12-07 10:32:13 2461015.9395602 - 2461016.9390394 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
536463 2025-12-07 10:32:13 2461016.9390394 17.4714 0.0547721 ABMag g-ZTF P48_ZTF-Cam
536462 2025-12-06 10:32:58 2461015.9395602 17.2015 0.047682 ABMag g-ZTF P48_ZTF-Cam
Other- Other_Other 2017-04-27 18:14:59 - 2025-12-02 01:44:56 2457871.2604 - 2461011.57287 6
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
535817 2025-12-02 01:44:56 2461011.57287 16.8 19.3 VegaMag Other- Other_Other 120 Robot MASTER-SAAO
535816 2025-12-02 01:41:23 2461011.57041 16.8 19.3 VegaMag Other- Other_Other 180 Robot MASTER-SAAO
535820 2025-11-29 01:41:36 2461008.57055 16.1 19.4 VegaMag Other- Other_Other 180 Robot MASTER-SAAO
535819 2025-11-29 01:38:04 2461008.5681 16.1 18.4 VegaMag Other- Other_Other 180 Robot MASTER-SAAO
535815 2025-10-16 02:15:52 2460964.59435 20 VegaMag Other- Other_Other 540 Robot [Last non detection] MASTER-SAAO
535818 2017-04-27 18:14:59 2457871.2604 20.1 VegaMag Other- Other_Other 540 Robot [Last non detection] MASTER-SAAO
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
279527 2025-12-07 10:43:20 BTSbot_bot Nabeel Rehemtulla (CIERA,NU),Wynn Jacobson-Galán (Caltech) et al. ZTF ZTF 08:30:20.093 -04:06:15.68 2025-12-06 10:32:58.001 17.2015 g-ZTF PSN ZTF25acgbcph ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). N
279393 2025-12-05 17:43:02 BlackGEM_Bot1 S. Faris,H. Tranin,F. Stoppa et al. BlackGEM BlackGEM 08:30:20.103 -04:06:15.54 2025-11-27 08:13:04.000 19.32 BG-q-BlackGem PSN BGEM J083020.10-040615.5 BlackGEM N
279253 2025-12-02 20:27:40 MASTER A.Ospanov,V.Shumkov,V.Lipunov et al. MASTER MASTER 08:30:20.120 -04:06:16.00 2025-11-29 01:38:03.840 16.1 Other- PSN MASTER OT J083020.12-040616.0 MASTER ampl>8mag N
279252 2025-12-02 20:03:08 MASTER A.Ospanov,V.Shumkov,V.Lipunov et al. MASTER MASTER 08:30:20.050 -04:06:16.60 2025-12-02 01:41:23.424 16.8 Other- PSN MASTER OT J083020.05-040616.6 MASTER >7mag amplitude outburst 2025TNSTR4799....1O N
No Data

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 279393 of Group BlackGEM
Previous RA, DEC: 08:30:20.120, -04:06:16.00 (127.583833, -4.104444)
Updated RA, DEC: 08:30:20.103, -04:06:15.54 (127.583763, -4.104317)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 279253 of Group MASTER
Previous RA, DEC: 08:30:20.050, -04:06:16.60 (127.583542, -4.104611)
Updated RA, DEC: 08:30:20.120, -04:06:16.00 (127.583833, -4.104444)