Discovery certificate for object 2017gda
TNS Astronomical Transient Report No. 13121 [ 2017TNSTR.876....1S ]

Date Received (UTC): 2017-08-17 12:51:51
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 2017gda
Discoverer internal name: ASASSN-17ky
Coordinates (J2000): RA = 16:23:11.760 (245.799) DEC = +01:45:17.68 (1.75491)
Discovery date: 2017-08-17 06:57:36 (JD=2457982.79)

Potential host galaxy: ARK 501
Host redshift: 0.029954

Remarks: Present in several epochs

Photometry

Discovery (first detection):
Discovery date: 2017-08-17 06:57:36
Flux: 17.2 VegaMag
Filter: V-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus

Last non-detection:
Last non-detection date: 2017-08-10 06:43:12
Limiting flux: 17.6 VegaMag
Filter: V-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus


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