Discovery certificate for object 2018cqw
TNS Astronomical Transient Report No. 19552 [ 2018TNSTR.842....1S ]

Date Received (UTC): 2018-06-18 15:03:56
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 2018cqw
Discoverer internal name: ASASSN-18na
Coordinates (J2000): RA = 18:17:32.208 (274.3842) DEC = +19:26:40.49 (19.44458)
Discovery date: 2018-06-18 04:48:00 (JD=2458287.7)

Potential host galaxy: CGCG 113-034
Host redshift: 0.009843

Remarks: On the rise, nuclear event, so might also be a TDE

Photometry

Discovery (first detection):
Discovery date: 2018-06-18 04:48:00
Flux: 16.8 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt

Last non-detection:
Last non-detection date: 2018-06-15 07:55:12
Limiting flux: 18.4 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt


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