Discovery certificate for object 2018pp
TNS Astronomical Transient Report No. 16793 [ 2018TNSTR.178....1S ]

Date Received (UTC): 2018-02-08 03:15:41
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 2018pp
Discoverer internal name: ASASSN-18ca
Coordinates (J2000): RA = 00:42:34.399 (10.64333) DEC = +40:44:26.02 (40.74056)
Discovery date: 2018-02-08 01:40:48 (JD=2458157.57)

Potential host galaxy: M31

Remarks: Likely nova in M31, rapid rise, so could also be (unlikely) a young SN

Photometry

Discovery (first detection):
Discovery date: 2018-02-08 01:40:48
Flux: 16.5 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt

Last non-detection:
Last non-detection date: 2018-02-06 02:52:48
Limiting flux: 18.6 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/2018pp