Discovery certificate for object 2016jiv
TNS Astronomical Transient Report No. 23669 [ 2018TNSTR1608....1M ]

Date Received (UTC): 2018-10-20 11:52:07
Sender: Mr. Richard Nowell
Source Group: None

C. Macmillan, B. Simmons report/s the discovery of a new astronomical transient.

IAU Designation: AT 2016jiv
Coordinates (J2000): RA = 13:18:28.824 (199.6201) DEC = +02:41:08.52 (2.6857)
Discovery date: 2016-06-07 00:39:29 (JD=2457546.527419)

Potential host galaxy: SDSS J131828.97+024104.0
Host redshift: 0.147

Remarks: This transient was first noticed on the Galaxy Zoo website in a discussion started by participant btorresc at this address: https://www.zooniverse.org/projects/zookeeper/galaxy-zoo/talk/subjects/26446294. Other participants in the discussion were CeciliaB, cosmicstring, Rick Nowell and stefankibellus. The DECaLS version used was DR5.

Photometry

Discovery (first detection):
Discovery date: 2016-06-07 00:39:29
Flux: 19.67 ABMag
Filter: g-Sloan
Instrument: DECAM
Telescope: CTIO - 4-m Victor M. Blanco Telescope

Remarks: The apparent magnitude was calculated by R. Nowell using APT and SDSS g-band references. The guide star used was: SDSS J131831.87+024111.7 http://skyserver.sdss.org/dr14/en/tools/explore/Summary.aspx?id=1237651736839323951. The absolute magnitude was calculated as: -19.43 (with K-Correction).

Last non-detection:
Archival info: SDSS

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2016jiv