Discovery Date: 2025-12-17 04:39:23 UTC
Discovery MJD: 61026.19
Disc i-Flux: -2207.17±264.91
Latest Date: 2026-01-11 02:06:09 UTC
Latest MJD: 61051.09
Latest i-Flux: -2121.23±250.00
| Peak Flux | -2121.23±250.00 (i-band) |
| UTC at Peak | 2026-01-11 02:06:09 |
| MJD at Peak | 61051.09 |
| Detection Count | |
| Equatorial Lon,Lat | 03:55:42.140, -50:09:15.361 |
| Galactic Lon,Lat | 259.098917, -48.222454 |
| Ecliptic Lon,Lat | 30.921117, -67.325317 |
| E(B-V) Extinction | 0.007008 |
Transient Name Server
AT2025gfa
The transient was discovered on 27th March 2025 at 18:27:35 (MJD 60761.77) by ATLAS as ATLAS25dio with a discovery magnitude of orange = 19.14..
Sherlock Contextual Classification
Prediction: Supernova
The transient is possibly associated with 10000,76585,2124; an r=18.43 mag galaxy found in the DESI catalogue. Its located 0.03" N, 0.89" W from the galaxy centre.
Difference Image Lightcurve
Access the data from this plot in the LSST Alert Packet Data table below.
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Context Map
LSST Alert Packet Data
| MJD | UTC | band | target diff flux | reliability | images | alert packet |
|---|---|---|---|---|---|---|
| 61051.087605 | 2026-01-11 02:06:09 | i | -2121 ± 250 | 0.12 | target ref diff | data |
| 61026.220271 | 2025-12-17 05:17:11 | i | -2679 ± 242 | 0.10 | target ref diff | data |
| 61026.194025 | 2025-12-17 04:39:23 | i | -2207 ± 265 | 0.11 | target ref diff | data |
| MJD | filter | magpsf | magpsf_error | flux_status |
|---|
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