Discovery certificate for object 2019sdu
TNS Astronomical Transient Report No. 48911 [ 2019TNSTR2012....1F ]

Date Received (UTC): 2019-10-07 16:13:03
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019sdu
Discoverer internal name: ZTF19acdgwng
Coordinates (J2000): RA = 02:28:27.057 (37.11273735) DEC = +22:25:47.00 (22.4297216)
Discovery date: 2019-10-07 08:36:00.000 (JD=2458763.8583333)

Potential host galaxy: SDSS J022826.15+222554.3
Host redshift: 0.033

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acdgwng

Photometry

Discovery (first detection):
Discovery date: 2019-10-07 08:36:00.000
Flux: 19.9421 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-09-30 09:57:18
Limiting flux: 20.8163 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/2019sdu