Discovery certificate for object 2020tpk
TNS Astronomical Transient Report No. 82549 [ 2020TNSTR2842....1F ]

Date Received (UTC): 2020-09-18 16:33:07
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, L. Hernandez-Garcia, A. Munoz-Arancibia, F.E. Bauer, L. Galbany, G. Pignata, E. Camacho, J. Silva-Farfan, A. Mourao, 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 2020tpk
Discoverer internal name: ZTF20abzvzbi
Coordinates (J2000): RA = 23:33:45.836 (353.4409841) DEC = +30:01:16.26 (30.0211832)
Discovery date: 2020-09-17 05:51:20.002 (JD=2459109.7439815)

Potential host galaxy: SDSS J233345.90+300117.8
Host redshift: 0.352

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20abzvzbi

Photometry

Discovery (first detection):
Discovery date: 2020-09-17 05:51:20.002
Flux: 20.5511 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-09-16 09:28:51
Limiting flux: 20.4659 ABMag
Filter: r-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/2020tpk