Discovery certificate for object 2017zu
TNS Astronomical Transient Report No. 8443 [ 2017TNSTR.138....1S ]

Date Received (UTC): 2017-02-01 18:11:32
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 2017zu
Discoverer internal name: ASASSN-17bw
Coordinates (J2000): RA = 16:58:37.366 (254.65569) DEC = +50:29:25.55 (50.49043)
Discovery date: 2017-02-01 15:36:00 (JD=2457786.15)

Potential host galaxy: SBS 1657+505
Host redshift: 0.0102

Remarks: In two epochs, on the rise

Photometry

Discovery (first detection):
Discovery date: 2017-02-01 15:36:00
Flux: 17.6 VegaMag
Filter: V-Johnson
Instrument: Brutus
Telescope: ASASSN-Brutus

Last non-detection:
Last non-detection date: 2017-01-20 16:04:48
Limiting flux: 17.5 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/2017zu