ZTF21abyguqw

70.729135, 0.618433

Discovery Date: 2022-10-21 10:06:10 UTC

Discovery MJD: 59873.42

Disc g-Mag: 18.38±0.21

Latest Date: 2023-03-17 03:29:20 UTC

Latest MJD: 60020.15

Latest g-Mag: 17.56±0.05

Peak Mag	15.25±0.03 (r-band)
Peak Date	2023-02-16 05:11:37
Peak MJD	59991.22
Detection Count	10 (excluding 1 neg flux detections)
Equatorial Coords	04:42:54.992, 00:37:6.360
Galactic Coords	196.352661, -27.929735
Ecliptic Coords	69.233802, -21.442331

alerce antares fink mars

Transient Name Server

SN Ia-91bg-like SN2023bhm

The transient was discovered on 2nd February 2023 at 03:18:43 (MJD 59977.14) by ZTF as ZTF21abyguqw with a discovery magnitude of g = 18.11. It was subsequently classified as a SN Ia-91bg-like at z = 0.015.

Sherlock Contextual Classification

Prediction: Nuclear Transient

The transient is synonymous with NGC1642; a V=8.77 mag galaxy found in the NED/SDSS/GSC/PS1/LASR catalogues. Its located 1.2" (0.4 Kpc) from the galaxy core. A host z=0.015 implies a m - M = 34.13.

Difference Image Lightcurve

Access the data from this plot in the ZTF Alert Packet Data table below.