Discovery certificate for object 2019esf
TNS Astronomical Transient Report No. 34431 [ 2019TNSTR.720....1N ]

Date Received (UTC): 2019-05-06 06:16:55
Sender: ZTF (ZTF_AMPEL_NEW)
Source Group: ZTF

J. Nordin, V. Brinnel, M. Giomi, J. van Santen (HU Berlin), A. Gal-Yam, O. Yaron, S. Schulze (Weizmann) on behalf of ZTF report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019esf
Discoverer internal name: ZTF19aatoboa
Coordinates (J2000): RA = 12:25:40.577 (186.4190718) DEC = +44:44:48.66 (44.7468497)
Discovery date: 2019-05-03 09:45:48 (JD=2458606.9068056)



Photometry

Discovery (first detection):
Discovery date: 2019-05-03 09:45:48
Flux: 19.97 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-05-03 05:29:36
Limiting flux: 20.5467 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/2019esf