Discovery certificate for object 2018gyz
TNS Astronomical Transient Report No. 23213 [ 2018TNSTR1477....1H ]

Date Received (UTC): 2018-10-01 11:52:59
Sender: Mr. Lei Hu
Source Group: None

Lei Hu (Purple Mountain Observatory), Lifan Wang (Texas A&M U.), Anton Koekemoer (STScI), Jeremy Mould (Swinburne U.), Timothy Abbott (CTIO), Jeffrey Cooke (Swinburne U.), Syed Uddin (Purple Mountain Observatory), Stuart Wyithe (U. of Melbourne), Antonios Katsianis (U. of Melbourne), Edoardo Tescari (U. of Melbourne), Chris Curtin (Swinburne U.), Shahab Joudaki (Swinburne U.), Xingzhuo Chen (Sichuan University) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2018gyz
Discoverer internal name: DECamERON-20180806G
Coordinates (J2000): RA = 21:01:50.740 (315.461417) DEC = -66:13:54.91 (-66.231919)
Discovery date: 2018-08-06 07:25:04 (JD=2458336.8090741)



Photometry

Discovery (first detection):
Discovery date: 2018-08-06 07:25:04
Flux: 23.95 ABMag
Filter: i-Sloan
Instrument: DECAM
Telescope: CTIO - 4-m Victor M. Blanco Telescope

Remarks: It is detected from stacked image with equivalent exposure time 16830s (51 * 330s) and the obs-date here is the mean value

Last non-detection:
Archival info: SDSS

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