TNS Astronomical Transient Report No. 240038 [ 2024TNSTR5167....1M ]

Date Received (UTC): 2024-12-31 19:53:42
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

A. Munoz-Arancibia, F.E. Bauer, F. Forster, G. Pignata, A. Mourao, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, B. Gamboa, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, I. Reyes, P. Sanchez-Saez, 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 2024aggt
Discoverer internal name: ZTF24abzvymr
Coordinates (J2000): RA = 13:44:04.944 (206.02059865074) DEC = +40:42:48.34 (40.713427174028)
Discovery date: 2024-12-29 10:52:07.000 (JD=2460673.9528588)

Potential host galaxy: SDSS J134404.77+404249.4

Remarks: Early SN candidate (g-rise > 0.08+-0.01 mag/day, r-rise > 0.10+-0.02 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/ZTF24abzvymr

Photometry

Discovery (first detection):
Discovery date: 2024-12-29 10:52:07.000
Flux: 19.3786 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2024-12-24 13:03:31
Limiting flux: 19.2668 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/2024aggt