Discovery certificate for object 2019iby
TNS Astronomical Transient Report No. 38535 [ 2019TNSTR1073....1N ]

Date Received (UTC): 2019-06-25 09:25:30
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 2019iby
Discoverer internal name: ZTF19aawtdov
Coordinates (J2000): RA = 01:32:32.441 (23.1351706) DEC = +30:35:21.48 (30.5892989)
Discovery date: 2019-06-20 10:41:47 (JD=2458654.9456944)


Remarks: See arXiv:1904.05922 for selection criteria.

Photometry

Discovery (first detection):
Discovery date: 2019-06-20 10:41:47
Flux: 19.41 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-06-12 10:50:39
Limiting flux: 19.933 ABMag
Filter: g-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/2019iby