Discovery certificate for object 2019mzr
TNS Astronomical Transient Report No. 43546 [ 2019TNSTR1453....1F ]

Date Received (UTC): 2019-08-09 16:10:15
Sender: ZTF (ALeRCE)
Source Group: ALeRCE

F. Forster on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019mzr
Discoverer internal name: ZTF18abfdylm
Coordinates (J2000): RA = 15:21:57.964 (230.4915179) DEC = +56:09:15.34 (56.154261)
Discovery date: 2019-08-09 04:28:56 (JD=2458704.6867593)

Potential host galaxy: SDSS J152157.76+560918.6
Host redshift: 0.071

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/vue/object/ZTF18abfdylm

Photometry

Discovery (first detection):
Discovery date: 2019-08-09 04:28:56
Flux: 20.3201 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-08-06 04:51:41
Limiting flux: 16.216 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://wis-tns.weizmann.ac.il/object/2019mzr