Discovery certificate for object 2020xmh
TNS Astronomical Transient Report No. 86665 [ 2020TNSTR3172....1F ]

Date Received (UTC): 2020-10-19 21:43:36
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, A. Munoz-Arancibia, L. Hernandez-Garcia, G. Pignata, L. Galbany, G. Pignata, E. Camacho, J. Silva-Farfan, A. Mourao, 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 2020xmh
Discoverer internal name: ZTF20ackhuox
Coordinates (J2000): RA = 09:17:22.025 (139.34177095) DEC = +29:47:12.85 (29.78690335)
Discovery date: 2020-10-17 12:11:24.996 (JD=2459140.0079282)

Potential host galaxy: WISEA J091721.81+294713.2
Host redshift: 0.07372

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20ackhuox

Photometry

Discovery (first detection):
Discovery date: 2020-10-17 12:11:24.996
Flux: 20.3467 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-10-17 10:51:51
Limiting flux: 19.9868 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/2020xmh