Discovery certificate for object 2017xx
TNS Astronomical Transient Report No. 8390 [ 2017TNSTR.127....1K ]

Date Received (UTC): 2017-01-29 19:36:42
Sender: Prof. Krzysztof Stanek
Source Group: ASAS-SN

R. Koff, P. Challis, L. Macri, J. Prieto, K. Z. Stanek, for the ASAS-SN team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017xx
Discoverer internal name: ASASSN-17bq
Coordinates (J2000): RA = 07:25:38.141 (111.408919) DEC = +59:00:10.57 (59.002935)
Discovery date: 2017-01-27 12:14:24 (JD=2457781.01)

Potential host galaxy: GALEXASC J072538.14+590010.5

Remarks: In several epochs, matches to an uncatalogued galaxy, host clearly seen resolved in PS-1 images

Photometry

Discovery (first detection):
Discovery date: 2017-01-27 12:14:24
Flux: 17.6 VegaMag
Filter: V-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus

Last non-detection:
Last non-detection date: 2017-01-14 10:33:36
Limiting flux: 17.2 VegaMag
Filter: B-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2017xx