TNS Astronomical Transient Report No. 118674 [ 2021TNSTR2625....1F ]
Date Received (UTC): 2021-07-31 20:35:55
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, L. Galbany, E. Camacho, J. Silva-Farfan, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, 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 2021uln
Discoverer internal name: ZTF21abpvkno
Coordinates (J2000): RA = 22:16:59.033 (334.2459721) DEC = -19:23:49.71 (-19.3971421)
Discovery date: 2021-07-31 08:32:34.002 (JD=2459426.8559491)
Potential host galaxy: WISEA J221659.18-192349.2
Remarks: Early SN candidate (g-rise > 0.07+-0.01 mag/day) classified using ALeRCE's stamp classifier - see http://arxiv.org/abs/2008.03309 - and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF21abpvkno
Photometry
Discovery (first detection):
Discovery date: 2021-07-31 08:32:34.002
Flux: 19.4883 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2021-07-28 10:03:30
Limiting flux: 19.3793 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/2021uln
Date Received (UTC): 2021-07-31 20:35:55
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, L. Galbany, E. Camacho, J. Silva-Farfan, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, 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 2021uln
Discoverer internal name: ZTF21abpvkno
Coordinates (J2000): RA = 22:16:59.033 (334.2459721) DEC = -19:23:49.71 (-19.3971421)
Discovery date: 2021-07-31 08:32:34.002 (JD=2459426.8559491)
Potential host galaxy: WISEA J221659.18-192349.2
Remarks: Early SN candidate (g-rise > 0.07+-0.01 mag/day) classified using ALeRCE's stamp classifier - see http://arxiv.org/abs/2008.03309 - and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF21abpvkno
Photometry
Discovery (first detection):
Discovery date: 2021-07-31 08:32:34.002
Flux: 19.4883 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2021-07-28 10:03:30
Limiting flux: 19.3793 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/2021uln