Discovery certificate for object 2018rt
TNS Astronomical Transient Report No. 16859 [ 2018TNSTR.187....1C ]

Date Received (UTC): 2018-02-10 21:47:29
Sender: Ralph Carter
Source Group: None

Ralph Carter report/s the discovery of a new astronomical transient.

IAU Designation: AT 2018rt
Coordinates (J2000): RA = 04:05:55.000 (61.479167) DEC = +25:26:33.40 (25.442611)
Discovery date: 2018-02-05 20:23:13 (JD=2458155.349456)

Potential host galaxy: 2MFGC 3351


Photometry

Discovery (first detection):
Discovery date: 2018-02-05 20:23:13
Flux: 18.4 Other
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: Telescope is 0.2m f10 with ASI1600MM-C camera Units are Magnitude which is derived from best fit to Gaia 'GMag' values for all detected Gaia objects within 0.3deg field

Last non-detection:
Last non-detection date: 2018-01-19 21:44:22
Limiting flux: 19.3 Other
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: Telescope is 0.2m f10 with ASI1600MM-C camera Units are Magnitude which is derived from best fit to Gaia 'GMag' values for all detected Gaia objects within 0.3deg field

Archival info: DSS
Remarks: Object is not present in DSS image I've checked the MPC database, IAU TSN search, List of supernova 2018 (Rochester), general catalog of variable stars, AAVSO, Vernon's active galaxy list, Gaia DR3 and cannot match the object

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