TNS Astronomical Transient Report No. 128360 [ 2021TNSTR3783....1C ]

Date Received (UTC): 2021-11-06 16:31:07
Date made public:
Sender: Claude Cornen
Reporting Group: None     Discovery Data Source: None

Claude Cornen report/s the discovery of a new astronomical transient.

IAU Designation: AT 2015ex
Coordinates (J2000): RA = 23:35:04.358 (353.7681599624) DEC = -00:10:08.30 (-0.16897126001238)
Discovery date: 2015-07-14 14:11:31.024 (JD=2457218.0913313)

Potential host galaxy: SDSS J233504.18-001010.9

Remarks: cutout pic https://alasky.u-strasbg.fr/hips-image-services/hips2fits?hips=CDS%2FP%2FHSC%2FDR2%2Fdeep%2Fcolor-i-r-g&width=400&height=400&fov=0.003333&ra=353.7681599624006&dec=-0.16897126001237575&format=jpg&min_cut=25.%

Photometry

Discovery (first detection):
Discovery date: 2015-07-14 14:11:31.024
Flux: 19.9083 ABMag
Filter: g-HSC
Instrument: HSC
Telescope: Subaru

Remarks: https://hsc-release.mtk.nao.ac.jp/archive/filetree/pdr2_dud/01290/HSC-G/corr/CORR-0034504-100.fits

Last non-detection:
Archival info: SDSS

Details of the new object can be viewed here: https://www.wis-tns.org/object/2015ex