Discovery certificate for object 2018kjt
TNS Astronomical Transient Report No. 26901 [ 2018TNSTR2069....1G ]

Date Received (UTC): 2018-12-22 13:34:23
Sender: Mr. Mi Zhang
Source Group: XOSS

Mi Zhang and Xing Gao report/s the discovery of a new astronomical transient.

IAU Designation: AT 2018kjt
Discoverer internal name: XM06MZ
Coordinates (J2000): RA = 00:43:24.620 (10.852583) DEC = +41:20:22.20 (41.3395)
Discovery date: 2018-12-22 12:05:52 (JD=2458475.0040741)

Potential host galaxy: M31

Remarks: Mi Zhang and Xing Gao, report the discovery of a possible nova (mag approximately 18.0) on severl 300-s survey images (limiting mag about 20.5) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Dec. 22.50407 UT using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ). The transient approximately located at R.A.=00h43m24.62s +41d20'22".2 (equinox 2000.0). Which is about 454.4" east and 253.7" north of the center of the NGC224(M31).

Photometry

Discovery (first detection):
Discovery date: 2018-12-22 12:05:52
Flux: 18 VegaMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ).

Last non-detection:
Last non-detection date: 2018-12-19 15:32:50
Limiting flux: 20 VegaMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ).

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