Rubin Observatory (LSST)

313862205744873986

Supernova 93% confidence

An exploding star, brightening over days and fading over weeks.

Open in the ALeRCE explorer ↗

First detected
11 months ago
Last detected
3 days ago
Detections
24
plus 40 forced measurements
Position (J2000)
04:13:34.62 -45:52:06.1
63.39423°, -45.86837°

Light curve

0.02.04.0Mar 1Jun 9Sep 172025-12-17 05:24 UTC · i band · 2.9 ± 0.2 µJy2026-01-02 02:35 UTC · i band · 3.8 ± 0.3 µJy2026-01-05 01:57 UTC · i band · 4.5 ± 0.3 µJy2026-01-29 02:01 UTC · i band · 3.7 ± 0.3 µJy2026-02-19 01:20 UTC · i band · 4.3 ± 0.3 µJy2026-02-20 00:38 UTC · i band · 4.0 ± 0.3 µJy2026-02-20 00:47 UTC · i band · 3.6 ± 0.2 µJy2026-02-23 00:41 UTC · i band · 3.8 ± 0.3 µJy2026-02-23 00:44 UTC · i band · 3.1 ± 0.3 µJy2026-02-23 00:45 UTC · i band · 4.0 ± 0.3 µJy2026-02-24 01:00 UTC · i band · 3.6 ± 0.3 µJy2026-02-24 01:01 UTC · i band · 3.3 ± 0.3 µJy2026-02-24 01:04 UTC · i band · 3.4 ± 0.2 µJy2026-02-25 00:37 UTC · i band · 4.3 ± 0.2 µJy2026-02-25 00:48 UTC · i band · 3.8 ± 0.2 µJy2026-02-25 00:49 UTC · i band · 3.2 ± 0.2 µJy2026-02-25 00:58 UTC · i band · 3.8 ± 0.3 µJy2026-02-26 03:25 UTC · i band · 3.4 ± 0.3 µJy2026-02-27 00:35 UTC · i band · 3.2 ± 0.3 µJy2026-02-27 00:38 UTC · i band · 3.4 ± 0.3 µJy2026-02-27 00:55 UTC · i band · 4.0 ± 0.3 µJy2026-02-27 00:57 UTC · i band · 3.1 ± 0.3 µJy2026-06-26 10:12 UTC · i band · 3.5 ± 0.3 µJy2026-10-30 07:26 UTC · i band · 4.0 ± 0.3 µJy
Difference flux (µJy). Times in UTC. Hover a point for its value.
Data table (24 points)
Time (UTC)MJDBandFlux (µJy)Error
2025-12-17 05:24 UTC61026.2253i2.90.2
2026-01-02 02:35 UTC61042.1083i3.80.3
2026-01-05 01:57 UTC61045.0813i4.50.3
2026-01-29 02:01 UTC61069.0841i3.70.3
2026-02-19 01:20 UTC61090.0561i4.30.3
2026-02-20 00:38 UTC61091.0266i4.00.3
2026-02-20 00:47 UTC61091.0329i3.60.2
2026-02-23 00:41 UTC61094.0290i3.80.3
2026-02-23 00:44 UTC61094.0308i3.10.3
2026-02-23 00:45 UTC61094.0317i4.00.3
2026-02-24 01:00 UTC61095.0420i3.60.3
2026-02-24 01:01 UTC61095.0429i3.30.3
2026-02-24 01:04 UTC61095.0447i3.40.2
2026-02-25 00:37 UTC61096.0262i4.30.2
2026-02-25 00:48 UTC61096.0337i3.80.2
2026-02-25 00:49 UTC61096.0347i3.20.2
2026-02-25 00:58 UTC61096.0404i3.80.3
2026-02-26 03:25 UTC61097.1428i3.40.3
2026-02-27 00:35 UTC61098.0250i3.20.3
2026-02-27 00:38 UTC61098.0267i3.40.3
2026-02-27 00:55 UTC61098.0384i4.00.3
2026-02-27 00:57 UTC61098.0401i3.10.3
2026-06-26 10:12 UTC61217.4251i3.50.3
2026-10-30 07:26 UTC61343.3099i4.00.3

Classification

stamp_classifier_rubin_beta_20260421 · 202

  • Supernova93%
  • Asteroid4%
  • Active galactic nucleus3%

stamp_classifier_rubin_beta · 201

  • Active galactic nucleus82%
  • Supernova9%
  • Artifact6%
More classifiers and versions (1)

stamp_classifier_rubin_beta_20260421 · 2.0.2

  • Supernova93%

Where in the sky

-60°-30°0°+30°+60°0h4h8h12h16h20h24hRA 04:13:34.62, Dec -45:52:06.1
Whole sky, right ascension (hours) across, declination (degrees) up. The dashed curve is the plane of the Milky Way.
Supernova · 313862205744873986 · Sky Alerts