Discovery certificate for object 2018aph
TNS Astronomical Transient Report No. 17602 [ 2018TNSTR.429....1D ]

Date Received (UTC): 2018-04-02 10:50:06
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 2018aph
Discoverer internal name: Gaia18aun
Coordinates (J2000): RA = 16:57:21.400 (254.339167) DEC = -46:03:10.26 (-46.05285)
Discovery date: 2018-03-30 14:34:04 (JD=2458208.1069907)


Remarks: possible YSO (near young open cluster NGC 6250) showing repeat deep dimming events

Photometry

Discovery (first detection):
Discovery date: 2018-03-30 14:34:04
Flux: 18.56 ABMag
Filter: G-Gaia
Instrument: Gaia-photometric
Telescope: Gaia Spacecraft

Last non-detection:
Last non-detection date: 2018-02-28 20:49:55
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/2018aph