Discovery certificate for object 2020mbr
TNS Astronomical Transient Report No. 73352 [ 2020TNSTR1723....1F ]

Date Received (UTC): 2020-06-09 22:23:25
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, L. Galbany, G. Pignata, 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, F.E. Bauer, 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 2020mbr
Discoverer internal name: ZTF20abefadn
Coordinates (J2000): RA = 14:40:14.929 (220.0622023) DEC = +00:34:32.21 (0.575615)
Discovery date: 2020-06-09 04:48:04.000 (JD=2459009.7000463)

Potential host galaxy: WISEA J144014.96+003431.4
Host redshift: 0.107658

Remarks: Early SN candidate (r-rise > 0.08+-0.02 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20abefadn

Photometry

Discovery (first detection):
Discovery date: 2020-06-09 04:48:04.000
Flux: 19.6695 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-06-05 06:27:22
Limiting flux: 19.2648 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://wis-tns.weizmann.ac.il/object/2020mbr