Discovery certificate for object 2017cah
TNS Astronomical Transient Report No. 9953 [ 2017TNSTR.285....1D ]

Date Received (UTC): 2017-03-08 13:48:47
Sender: Gaia (Gaia_Bot1)
Source Group: GaiaAlerts

A. Delgado, D. Harrison, S. Hodgkin, M. van Leeuwen, G. Rixon, A. Yoldas (University of Cambridge), on behalf of Gaia Alerts team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017cah
Discoverer internal name: Gaia17apn
Coordinates (J2000): RA = 10:10:17.830 (152.574292) DEC = -47:00:06.55 (-47.001819)
Discovery date: 2017-03-06 02:22:33 (JD=2457818.5989931)


Remarks: declining blue transient, 2.98 arcsec from ASASSN-17ci

Photometry

Discovery (first detection):
Discovery date: 2017-03-06 02:22:33
Flux: 16.86 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2017-01-21 21:10:04
Limiting flux: 21.5 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft


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