TNS Astronomical Transient Report No. 306655

Date Received (UTC): 2026-05-31 13:47:02
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, S. Jurado, A. Mourao, A. Alvarez, F. Andrades, A. Bayo, G. Cabrera-Vives, M. Catelan, P.A. Estevez, S. Eyheramendy, B. Galindo, L. Hernandez-Garcia, H. Larranaga, K. Medina, D. Moreno-Cartagena, E. Munoz, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: SN 2026nxa
Discoverer internal name: ZTF26aayxacs
Coordinates (J2000): RA = 11:10:58.819 (167.7450796) DEC = -10:02:40.92 (-10.0446989)
Discovery date: 2026-05-31 05:10:09.998 (JD=2461191.7153935)

Potential host galaxy: WISEA J111058.77-100247.4

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/ZTF26aayxacs

Photometry

Discovery (first detection):
Discovery date: 2026-05-31 05:10:09.998
Flux: 17.2961 ABMag
Filter: i-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2026-05-15 04:03:45
Limiting flux: 19.6253 ABMag
Filter: i-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Details of the new object can be viewed here: https://sandbox.wis-tns.org/object/2026nxa