TNS Astronomical Transient Report No. 241991 [ 2025TNSTR.288....1Z ]
Date Received (UTC): 2025-01-21 15:14:22
Date made public:
Sender: MASTER
Reporting Group: MASTER Discovery Data Source: MASTER
K.Zhirkov, V.Lipunov, E.Gorbovskoy, N.Tiurina, P.Balanutsa, , D.Vlasenko, I.Panchenko, A.Kuznetsov, G.Antipov, A.Sankovich, A.Sosnovskij, Yu.Tselik, M.Gulyaev, Ya.Kechin, V.Senik, A.Chasovnikov, K.Labsina, I. Gorbunov (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. 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) report/s the discovery of a new astronomical transient.
IAU Designation: AT 2025yx
Discoverer internal name: MASTER OT J105330.31+070928.3
Coordinates (J2000): RA = 10:53:30.310 (163.376292) DEC = +07:09:28.30 (7.157861)
Discovery date: 2025-01-21 06:55:16.896 (JD=2460696.78839)
Remarks: QSO outburst, ampl>2m, at 05Dec2024 it was 18.9m unfiltered
Photometry
Discovery (first detection):
Discovery date: 2025-01-21 06:55:16.896
Flux: 19.6 VegaMag
Filter: Other-
Instrument: Other
Telescope: Other
Remarks: MASTER-OAFA
Last non-detection:
Last non-detection date: 2024-12-25 06:54:19
Limiting flux: 20 VegaMag
Filter: Other-
Instrument: Other
Telescope: Other
Remarks: MASTER-OAFA
Archival info: Other
Remarks: MASTER
Details of the new object can be viewed here: https://www.wis-tns.org/object/2025yx
Date Received (UTC): 2025-01-21 15:14:22
Date made public:
Sender: MASTER
Reporting Group: MASTER Discovery Data Source: MASTER
K.Zhirkov, V.Lipunov, E.Gorbovskoy, N.Tiurina, P.Balanutsa, , D.Vlasenko, I.Panchenko, A.Kuznetsov, G.Antipov, A.Sankovich, A.Sosnovskij, Yu.Tselik, M.Gulyaev, Ya.Kechin, V.Senik, A.Chasovnikov, K.Labsina, I. Gorbunov (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. 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) report/s the discovery of a new astronomical transient.
IAU Designation: AT 2025yx
Discoverer internal name: MASTER OT J105330.31+070928.3
Coordinates (J2000): RA = 10:53:30.310 (163.376292) DEC = +07:09:28.30 (7.157861)
Discovery date: 2025-01-21 06:55:16.896 (JD=2460696.78839)
Remarks: QSO outburst, ampl>2m, at 05Dec2024 it was 18.9m unfiltered
Photometry
Discovery (first detection):
Discovery date: 2025-01-21 06:55:16.896
Flux: 19.6 VegaMag
Filter: Other-
Instrument: Other
Telescope: Other
Remarks: MASTER-OAFA
Last non-detection:
Last non-detection date: 2024-12-25 06:54:19
Limiting flux: 20 VegaMag
Filter: Other-
Instrument: Other
Telescope: Other
Remarks: MASTER-OAFA
Archival info: Other
Remarks: MASTER
Details of the new object can be viewed here: https://www.wis-tns.org/object/2025yx