Discovery certificate for object 2019ptb
TNS Astronomical Transient Report No. 46374 [ 2019TNSTR1767....1F ]

Date Received (UTC): 2019-09-08 16:19:57
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 2019ptb
Discoverer internal name: ZTF19abxwhte
Coordinates (J2000): RA = 15:11:13.638 (227.806825) DEC = +05:35:46.93 (5.5963708)
Discovery date: 2019-09-08 03:35:24 (JD=2458734.6495833)

Potential host galaxy: [TRB2013] 227.80648+05.59662
Host redshift: 0.0792

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19abxwhte

Photometry

Discovery (first detection):
Discovery date: 2019-09-08 03:35:24
Flux: 18.6363 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-08-31 03:56:32
Limiting flux: 20.1279 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/2019ptb