Discovery certificate for object 2019stb
TNS Astronomical Transient Report No. 49603 [ 2019TNSTR2123....1F ]

Date Received (UTC): 2019-10-19 00:03:51
Sender: ZTF (ZTF_Bot1)
Source Group: ZTF

C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019stb
Discoverer internal name: ZTF18aaeoiwu
Coordinates (J2000): RA = 08:30:14.866 (127.5619396) DEC = +27:36:15.17 (27.6042135)
Discovery date: 2019-02-12 09:36:00 (JD=2458526.9)



Photometry

Discovery (first detection):
Discovery date: 2019-02-12 09:36:00
Flux: 19.51 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-02-12 05:03:50
Limiting flux: 20.08 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2019stb