Discovery certificate for object 2018cmj
TNS Astronomical Transient Report No. 19380 [ 2018TNSTR.810....1S ]

Date Received (UTC): 2018-06-13 12:24:12
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

K. Z. Stanek, for the ASAS-SN team report/s the discovery of a new astronomical transient.

IAU Designation: SN 2018cmj
Discoverer internal name: ASASSN-18mj
Coordinates (J2000): RA = 01:38:53.232 (24.7218) DEC = -42:35:21.30 (-42.58925)
Discovery date: 2018-06-13 08:52:48 (JD=2458282.87)

Potential host galaxy: NGC 0644
Host redshift: 0.020784

Remarks: In two epochs, on the rise

Photometry

Discovery (first detection):
Discovery date: 2018-06-13 08:52:48
Flux: 17.1 ABMag
Filter: g-Sloan
Instrument: Paczynski
Telescope: ASASSN-Paczynski

Last non-detection:
Last non-detection date: 2018-05-24 10:04:48
Limiting flux: 18.5 ABMag
Filter: g-Sloan
Instrument: Paczynski
Telescope: ASASSN-Paczynski


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