Discovery certificate for object 2019nby
TNS Astronomical Transient Report No. 43613 [ 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 2019nby
Discoverer internal name: ZTF19abovtfc
Coordinates (J2000): RA = 14:06:19.256 (211.5802351) DEC = +30:00:53.97 (30.0149918)
Discovery date: 2019-08-10 03:49:17 (JD=2458705.6592245)

Potential host galaxy: SDSS J140618.86+300058.2
Host redshift: 0.068

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/vue/object/ZTF19abovtfc

Photometry

Discovery (first detection):
Discovery date: 2019-08-10 03:49:17
Flux: 19.4755 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 03:51:35
Limiting flux: 18.3259 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/2019nby