| Ien | |
| Date | 2021 |
|---|---|
| Right ascension | 01h 37m 46.17s |
| Declination | 24.442, -1.2549 |
| Epoch | J2000 |
This article is missing information about missing information of the star and supernova.(August 2025) |
SN 2021yfj is the first Type Ien supernova discovered. [1] [2] It was first found by astronomer Steve Schulze and a team of scientists via data collected from the Zwicky Transient Facility. [3]