TNS Astronomical Transient Report No. 188248 [ 2023TNSTR2281....1F ]

Date Received (UTC): 2023-09-16 22:05:50
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, A. Mourao, R. Dastidar, L. Hernandez-Garcia, L. Galbany, E. Camacho, J. Silva-Farfan, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: AT 2023sss
Discoverer internal name: ZTF23abdyqcv
Coordinates (J2000): RA = 21:05:22.836 (316.3451502) DEC = -25:34:01.71 (-25.5671403)
Discovery date: 2023-09-16 05:32:06.000 (JD=2460203.730625)

Potential host galaxy: WISEA J210521.40-253407.4

Remarks: 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/ZTF23abdyqcv

Photometry

Discovery (first detection):
Discovery date: 2023-09-16 05:32:06.000
Flux: 20.3441 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2023-09-14 06:04:00
Limiting flux: 19.9134 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

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