Discovery certificate for object 2018jsw
TNS Astronomical Transient Report No. 26206 [ 2018TNSTR1918....1S ]

Date Received (UTC): 2018-12-14 00:32:01
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 2018jsw
Discoverer internal name: ASASSN-18abp
Coordinates (J2000): RA = 08:36:57.509 (129.23962) DEC = -22:05:14.78 (-22.08744)
Discovery date: 2018-12-13 06:28:48 (JD=2458465.77)


Remarks: Present in several epochs, no match in PS1 images, so could be a "hostless" SN or a CV

Photometry

Discovery (first detection):
Discovery date: 2018-12-13 06:28:48
Flux: 16.2 ABMag
Filter: g-Sloan
Instrument: Paczynski
Telescope: ASASSN-Paczynski

Last non-detection:
Last non-detection date: 2018-12-09 07:40:48
Limiting flux: 18.6 ABMag
Filter: g-Sloan
Instrument: Cassius
Telescope: ASASSN-Cassius


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