RA/DEC (2000)
19:39:36.387 -18:15:56.54
294.901613993 -18.2657046769
Type
---
Redshift
Discovery Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2025-04-22 12:02:32.004
TNS AT
Y
Public
Y
Host Name
WISEA J193936.79-181552.4
Discovery Mag
19.336
Filter
r-ZTF
Reporter/s
A. Munoz-Arancibia, G. Pignata, F.E. Bauer, F. Forster, A. Mourao, S. Jurado, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, B. Gamboa, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Light curves

 ▌PS2_GPC2_w
 ▌BG4_BlackGEM-Cam4_BG-q
 ▌ML1_MeerLICHT-Cam_BG-q
 ▌P48_ZTF-Cam_r
   
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
w-P1 PS2_GPC2 2025-05-26 12:40:18 - 2025-05-26 12:40:18 2460822.02799 - 2460822.02799 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
509914 2025-05-26 12:40:18 2460822.02799 20.91 0.11 22 ABMag w-P1 PS2_GPC2 45 Robot
BG-q-BlackGem BG4_BlackGEM-Cam4 2025-04-24 05:53:57 - 2025-04-24 05:53:57 2460789.7457986 - 2460789.7457986 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
483932 2025-04-24 05:53:57 2460789.7457986 19.27 0.07 21.02 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic
BG-q-BlackGem ML1_MeerLICHT-Cam 2021-04-27 21:12:05 - 2021-04-27 21:12:05 2459332.3833912 - 2459332.3833912 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
483931 2021-04-27 21:12:05 2459332.3833912 21.16 ABMag BG-q-BlackGem ML1_MeerLICHT-Cam 60 robotic [Last non detection]
r-ZTF P48_ZTF-Cam 2025-04-22 12:02:32 - 2025-04-22 12:02:32 2460788.0017593 - 2460788.0017593 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
483593 2025-04-22 12:02:32 2460788.0017593 19.336 0.197226 19.7155 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
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
266379 2025-08-17 22:17:06 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 19:39:36.387 -18:15:56.54 2025-05-26 12:40:18.336 20.91 w-P1 PSN PS25gmp Pan-STARRS N
252531 2025-04-24 11:04:03 BlackGEM_Bot1 J. A. Paice, H. Tranin, F. Stoppa et al. BlackGEM BlackGEM 19:39:36.378 -18:15:56.41 2025-04-24 05:53:57.000 19.27 BG-q-BlackGem 1 PSN BGEM J193936.37-181556.4 BlackGEM N
Related files
File Comments Last Modified (UT) Modified By
tns_2025ich_atrep_252531_BlackGEM.pdf Finding Chart 2025-04-24 11:04:05 BlackGEM_Bot1
252360 2025-04-22 20:45:52 ALeRCE A. Munoz-Arancibia, G. Pignata, F.E. Bauer et al. ALeRCE ZTF 19:39:36.367 -18:15:56.22 2025-04-22 12:02:32.004 19.336 r-ZTF PSN WISEA J193936.79-181552.4 ZTF25aaoafci ZTF SN candidate classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25aaoafci 2025TNSTR1481....1M N
No Data

Comments

TNS
System

Sun, 08/17/2025 - 22:17

Object coordinates updated

Object coordinates updated according to AT-report 266379 of Group Pan-STARRS
Previous RA, DEC: 19:39:36.367, -18:15:56.22 (294.901531, -18.2656164)
Updated RA, DEC: 19:39:36.387, -18:15:56.54 (294.901613993, -18.2657046769)