TNS Astronomical Transient Report No. 209409 [ 2024TNSTR1375....1F ]

Date Received (UTC): 2024-05-04 22:46:26
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 2024ibi
Discoverer internal name: ZTF24aamgwrn
Coordinates (J2000): RA = 17:23:43.861 (260.9327524) DEC = +73:31:15.01 (73.5208374)
Discovery date: 2024-05-04 10:20:15.003 (JD=2460434.9307292)

Potential host galaxy: SDSS J172344.36+733114.6

Remarks: Early SN candidate (g-rise > 0.13+-0.06 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/ZTF24aamgwrn

Photometry

Discovery (first detection):
Discovery date: 2024-05-04 10:20:15.003
Flux: 20.5102 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2024-05-04 08:38:25
Limiting flux: 20.5883 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/2024ibi