TNS Astronomical Transient Report No. 202462 [ 2024TNSTR.454....1F ]

Date Received (UTC): 2024-02-15 00:19:53
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, A. Mourao, L. Hernandez-Garcia, J.P. Brandt, L. Galbany, J. Silva-Farfan, R. Dastidar, E. Camacho, A. Alvarez, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Gallardo, P. Huijse, H. Larranaga, E. Pizarro, I. Reyes, P. Sanchez-Saez, A. Sepulveda, 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 2024csa
Discoverer internal name: ZTF24aafiabb
Coordinates (J2000): RA = 11:36:09.043 (174.037678) DEC = -10:58:53.64 (-10.9815675)
Discovery date: 2024-02-14 09:37:26.996 (JD=2460354.9010069)

Potential host galaxy: WISEA J113608.95-105851.3

Remarks: Early SN candidate (r-rise > 0.18+-0.07 mag/day) 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/ZTF24aafiabb

Photometry

Discovery (first detection):
Discovery date: 2024-02-14 09:37:26.996
Flux: 19.9218 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2024-02-12 10:37:15
Limiting flux: 20.1008 ABMag
Filter: g-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/2024csa