Discovery certificate for object 2018cmu
TNS Astronomical Transient Report No. 19392 [ 2018TNSTR.809....1B ]

Date Received (UTC): 2018-06-13 16:58:14
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

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

IAU Designation: SN 2018cmu
Discoverer internal name: ASASSN-18mo
Coordinates (J2000): RA = 09:17:59.899 (139.49958) DEC = +50:00:07.81 (50.00217)
Discovery date: 2018-06-12 03:21:36 (JD=2458281.64)

Potential host galaxy: 2MASX J09175988+5000079
Host redshift: 0.034146

Remarks: Nuclear source, so could also be a TDE or AGN

Photometry

Discovery (first detection):
Discovery date: 2018-06-12 03:21:36
Flux: 17.5 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt

Last non-detection:
Last non-detection date: 2018-05-30 03:36:00
Limiting flux: 17.2 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/2018cmu