TNS Astronomical Transient Report No. 189280 [ 2023TNSTR2418....1H ]

Date Received (UTC): 2023-09-28 12:23:09
Date made public:
Sender: Gaia_Bot1
Reporting Group: GaiaAlerts     Discovery Data Source: GaiaAlerts

S.T. Hodgkin, E. Breedt, A. Delgado, D.L. Harrison, M. van Leeuwen, G. Rixon, T. Wevers, A. Yoldas (IoA Cambridge), N. Ihanec, K. Kruszyńska, K.A. Rybicki, Ł. Wyrzykowski (Warsaw University Astronomical Observatory), Z. Kostrzewa-Rutkowska (Leiden Observatory), D. Eappachen (SRON/RU), G. Marton (Konkoly Observatory), on behalf of the Gaia Alerts team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2023ttb
Discoverer internal name: Gaia23cqh
Coordinates (J2000): RA = 19:08:36.580 (287.152417) DEC = +11:08:30.55 (11.141819)
Discovery date: 2023-09-25 00:51:50.400 (JD=2460212.536)


Remarks: very red gal.plane source rises by 1.8 mag

Photometry

Discovery (first detection):
Discovery date: 2023-09-25 00:51:50.400
Flux: 17 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2022-04-17 09:43:12
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


Details of the new object can be viewed here: https://www.wis-tns.org/object/2023ttb