Discovery certificate for object 2018irs
TNS Astronomical Transient Report No. 25208 [ 2018TNSTR1801....1N ]

Date Received (UTC): 2018-11-20 14:49:46
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 2018irs
Discoverer internal name: ZTF18acgvkan
Coordinates (J2000): RA = 09:31:02.027 (142.758444) DEC = +21:48:22.87 (21.8063521)
Discovery date: 2018-11-09 12:36:45 (JD=2458432.0255324)



Photometry

Discovery (first detection):
Discovery date: 2018-11-09 12:36:45
Flux: 18.9769 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Archival info: Other
Remarks: ZTF non-detection limits not available

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2018irs