TNS Astronomical Transient Report No. 71406 [ 2020TNSTR1429....1T ]

Date Received (UTC): 2020-05-20 14:37:36
Date made public:
Sender: Richard Nowell
Reporting Group: None     Discovery Data Source: None

Ine Theunissen-Limpens report/s the discovery of a new astronomical transient.

IAU Designation: AT 2002mf
Coordinates (J2000): RA = 21:39:33.485 (324.889519) DEC = -00:35:53.22 (-0.598117)
Discovery date: 2002-10-10 05:00:07.000 (JD=2452557.7084144)

Potential host galaxy: WISEA J213932.75-003554.2
Host redshift: 0.113048

Remarks: This transient was first observed by Ine Theunissen on the Galaxy Zoo website here: https://www.zooniverse.org/projects/zookeeper/galaxy-zoo/talk/1269/1203627?comment=2312258.

Photometry

Discovery (first detection):
Discovery date: 2002-10-10 05:00:07.000
Flux: 19.51 ABMag
Filter: r-Sloan
Instrument: SDSS-Spec
Telescope: Sloan Digital Sky Survey

Remarks: The r-band Apparent magnitude was calculated by Richard Nowell using APT and reference star: SDSS J213934.35-003704.8 http://skyserver.sdss.org/dr16/en/tools/explore/Summary.aspx?id=1237663542606889300. The r-band Absolute magnitude of -18.99 was also calculated.

Last non-detection:
Archival info: SDSS

Details of the new object can be viewed here: https://www.wis-tns.org/object/2002mf