Discovery certificate for object 2018ly
TNS Astronomical Transient Report No. 16673 [ 2018TNSTR.132....1S ]

Date Received (UTC): 2018-01-29 21:28:05
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: AT 2018ly
Discoverer internal name: ASASSN-18bp
Coordinates (J2000): RA = 08:46:44.803 (131.68668) DEC = -13:49:00.84 (-13.8169)
Discovery date: 2018-01-29 01:40:48 (JD=2458147.57)


Remarks: In several epochs, no match in Vizier or PS1 images, so might be a CV, but also could be a "hostless" supernova

Photometry

Discovery (first detection):
Discovery date: 2018-01-29 01:40:48
Flux: 16.45 ABMag
Filter: g-Sloan
Instrument: Paczynski
Telescope: ASASSN-Paczynski

Last non-detection:
Last non-detection date: 2018-01-24 04:33:36
Limiting flux: 18 VegaMag
Filter: V-Johnson
Instrument: Cassius
Telescope: ASASSN-Cassius


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