Discovery certificate for object 2019mkj
TNS Astronomical Transient Report No. 43012 [ 2019TNSTR1403....1F ]

Date Received (UTC): 2019-08-03 09:21:06
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 2019mkj
Discoverer internal name: ZTF19ablscwg
Coordinates (J2000): RA = 15:04:10.150 (226.0422911) DEC = +43:16:33.77 (43.2760459)
Discovery date: 2019-08-02 04:48:32 (JD=2458697.7003704)

Potential host galaxy: SDSS J150558.70+430500.1
Host redshift: 2.827265

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/vue/object/ZTF19ablscwg

Photometry

Discovery (first detection):
Discovery date: 2019-08-02 04:48:32
Flux: 19.4194 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-08-02 04:09:20
Limiting flux: 20.5967 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://wis-tns.weizmann.ac.il/object/2019mkj