Discovery certificate for object 2019olb
TNS Astronomical Transient Report No. 44930 [ 2019TNSTR1589....1F ]

Date Received (UTC): 2019-08-23 20:07:02
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 2019olb
Discoverer internal name: ZTF19abrebzp
Coordinates (J2000): RA = 18:10:38.630 (272.6609587) DEC = +38:45:53.22 (38.764782)
Discovery date: 2019-08-23 06:27:28 (JD=2458718.7690741)

Potential host galaxy: 2MASS J18121876+3847109

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/vue/object/ZTF19abrebzp

Photometry

Discovery (first detection):
Discovery date: 2019-08-23 06:27:28
Flux: 20.48 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-08-20 07:52:32
Limiting flux: 20.0687 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/2019olb