Discovery certificate for object 2019tyy
TNS Astronomical Transient Report No. 51450 [ 2019TNSTR2245....1F ]

Date Received (UTC): 2019-11-02 16:46:06
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, G. Pignata, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019tyy
Discoverer internal name: ZTF19acmvzkz
Coordinates (J2000): RA = 10:30:06.034 (157.52514225) DEC = +24:35:18.63 (24.588507)
Discovery date: 2019-11-02 12:09:52.000 (JD=2458790.0068519)

Potential host galaxy: SDSS J103005.99+243520.0
Host redshift: 0.116

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acmvzkz

Photometry

Discovery (first detection):
Discovery date: 2019-11-02 12:09:52.000
Flux: 19.9309 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-10-25 11:17:11
Limiting flux: 19.2721 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Details of the new object can be viewed here: https://www.wis-tns.org/object/2019tyy