Discovery certificate for object 2019ncb
TNS Astronomical Transient Report No. 43616 [ 2019TNSTR1462....1F ]

Date Received (UTC): 2019-08-10 11:30:59
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 2019ncb
Discoverer internal name: ZTF19abovunr
Coordinates (J2000): RA = 16:43:13.151 (250.8047944) DEC = +28:50:59.56 (28.8498782)
Discovery date: 2019-08-10 04:00:31 (JD=2458705.6670255)

Potential host galaxy: SDSS J164313.21+285058.4
Host redshift: 0.146

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/vue/object/ZTF19abovunr

Photometry

Discovery (first detection):
Discovery date: 2019-08-10 04:00:31
Flux: 19.9389 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-08-05 04:12:36
Limiting flux: 20.5432 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/2019ncb