Discovery certificate for object 2019ajb
TNS Astronomical Transient Report No. 29459 [ 2019TNSTR.178....1G ]

Date Received (UTC): 2019-02-01 15:17:59
Sender: Prof. Avishay Gal-Yam
Reporting Group: ePESSTO     Discovery Data Source: ePESSTO

Avishay Gal-Yam report/s the discovery of a new astronomical transient.

IAU Designation: SN 2019ajb
Discoverer internal name: ZTF19aaefxwq
Coordinates (J2000): RA = 06:17:43.440 (94.431) DEC = -13:53:58.90 (-13.899694)
Discovery date: 2019-01-24 04:59:59.000 (JD=2458507.7083218)

Potential host galaxy: 2MASX J06174344-1353587
Host redshift: 0.065282

Remarks: Discovered in the Zwicky Transient Facility (; Kulkarni et al. 2018, ATel 11266) data stream processed through the Lasair broker (


Discovery (first detection):
Discovery date: 2019-01-24 04:59:59.000
Flux: 18.998 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2019-01-12 06:34:29
Limiting flux: 20.065 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Details of the new object can be viewed here: