Discovery certificate for object 2018irk
TNS Astronomical Transient Report No. 25195 [ 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 2018irk
Discoverer internal name: ZTF18aahxamc
Coordinates (J2000): RA = 11:53:26.253 (178.3593885) DEC = +35:56:53.55 (35.9482077)
Discovery date: 2018-11-01 11:51:06 (JD=2458423.9938194)


Remarks: Known SDSS and/or MILLIQUAS QSO/AGN

Photometry

Discovery (first detection):
Discovery date: 2018-11-01 11:51:06
Flux: 18.9708 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2018-05-20 04:04:48
Limiting flux: 20.51 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/2018irk