Discovery certificate for object 2017iyw
TNS Astronomical Transient Report No. 15383 [ 2017TNSTR1440....1S ]

Date Received (UTC): 2017-12-19 01:35:37
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: SN 2017iyw
Discoverer internal name: ASASSN-17qz
Coordinates (J2000): RA = 08:13:30.626 (123.37761) DEC = +71:25:45.12 (71.4292)
Discovery date: 2017-12-18 07:12:00 (JD=2458105.8)

Potential host galaxy: VII Zw 218

Remarks: In several epochs, on the rise

Photometry

Discovery (first detection):
Discovery date: 2017-12-18 07:12:00
Flux: 15.9 ABMag
Filter: g-Sloan
Instrument: Leavitt
Telescope: ASASSN-Leavitt

Last non-detection:
Last non-detection date: 2017-12-08 09:07:12
Limiting flux: 18 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/2017iyw