TNS Astronomical Transient Report No. 221838 [ 2024TNSTR2909....1M ]

Date Received (UTC): 2024-08-13 17:57:47
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

A. Munoz-Arancibia, G. Pignata, F.E. Bauer, F. Forster, 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, E. Pizarro, 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 2024sdd
Discoverer internal name: ZTF24abbeuxl
Coordinates (J2000): RA = 01:05:19.658 (16.3319098) DEC = -02:28:08.96 (-2.4691546)
Discovery date: 2024-08-13 09:37:52.000 (JD=2460535.9012963)

Potential host galaxy: WISEA J010519.51-022810.8

Remarks: Early SN candidate (r-rise > 0.22+-0.10 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/ZTF24abbeuxl

Photometry

Discovery (first detection):
Discovery date: 2024-08-13 09:37:52.000
Flux: 20.3489 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2024-08-12 11:00:40
Limiting flux: 20.7566 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/2024sdd