Sky Alerts

Rubin Observatory (LSST)

313893023260344594

Supernova 93% confidence

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

Open in the ALeRCE explorer ↗

First detected
10 months ago
Last detected
3 days ago
Detections
34
plus 87 forced measurements
Position (J2000)
04:02:16.23 -47:02:26.6
60.56763°, -47.04073°

Light curve

-5.00.05.0g band · 182025-12-24 06:50 UTC · g band · 5.9 ± 0.2 µJy2026-01-03 01:36 UTC · g band · 5.5 ± 0.4 µJy2026-01-05 01:50 UTC · g band · 5.9 ± 0.3 µJy2026-02-19 01:30 UTC · g band · -1.8 ± 0.2 µJy2026-02-19 01:38 UTC · g band · -2.0 ± 0.2 µJy2026-02-19 01:39 UTC · g band · -1.9 ± 0.2 µJy2026-02-19 01:44 UTC · g band · -1.9 ± 0.2 µJy2026-02-19 01:48 UTC · g band · -1.7 ± 0.2 µJy2026-02-20 00:56 UTC · g band · -1.5 ± 0.1 µJy2026-02-20 00:56 UTC · g band · -1.7 ± 0.2 µJy2026-02-20 01:46 UTC · g band · -2.5 ± 0.2 µJy2026-02-20 01:57 UTC · g band · -1.5 ± 0.2 µJy2026-02-24 01:16 UTC · g band · -1.4 ± 0.2 µJy2026-02-24 01:17 UTC · g band · -1.4 ± 0.2 µJy2026-02-24 01:19 UTC · g band · -1.2 ± 0.2 µJy2026-02-24 01:31 UTC · g band · -1.2 ± 0.2 µJy2026-02-24 01:34 UTC · g band · -1.4 ± 0.2 µJy2026-02-28 00:57 UTC · g band · 1.7 ± 0.3 µJy-5.00.05.0i band · 112026-02-19 01:17 UTC · i band · -3.2 ± 0.3 µJy2026-02-19 01:18 UTC · i band · -2.9 ± 0.3 µJy2026-02-19 01:20 UTC · i band · -3.0 ± 0.3 µJy2026-02-19 01:27 UTC · i band · -3.1 ± 0.3 µJy2026-02-20 00:46 UTC · i band · -3.3 ± 0.3 µJy2026-02-23 00:42 UTC · i band · -3.3 ± 0.3 µJy2026-02-23 00:44 UTC · i band · -3.1 ± 0.3 µJy2026-02-24 00:33 UTC · i band · -2.8 ± 0.2 µJy2026-02-24 00:34 UTC · i band · -2.5 ± 0.2 µJy2026-02-24 01:10 UTC · i band · -2.5 ± 0.2 µJy2026-10-30 07:08 UTC · i band · -5.7 ± 0.3 µJy-5.00.05.0Mar 1Jun 9Sep 17z band · 52026-02-19 01:59 UTC · z band · -2.5 ± 0.4 µJy2026-02-19 02:02 UTC · z band · -2.5 ± 0.4 µJy2026-02-20 02:08 UTC · z band · -2.5 ± 0.5 µJy2026-02-20 02:19 UTC · z band · -2.5 ± 0.4 µJy2026-02-24 01:38 UTC · z band · -2.9 ± 0.4 µJy
Difference flux (µJy). Times in UTC. Hover a point for its value.
Data table (34 points)
Time (UTC)MJDBandFlux (µJy)Error
2025-12-24 06:50 UTC61033.2853g5.90.2
2026-01-03 01:36 UTC61043.0667g5.50.4
2026-01-05 01:50 UTC61045.0769g5.90.3
2026-02-19 01:17 UTC61090.0535i-3.20.3
2026-02-19 01:18 UTC61090.0544i-2.90.3
2026-02-19 01:20 UTC61090.0557i-3.00.3
2026-02-19 01:27 UTC61090.0605i-3.10.3
2026-02-19 01:30 UTC61090.0628g-1.80.2
2026-02-19 01:38 UTC61090.0682g-2.00.2
2026-02-19 01:39 UTC61090.0691g-1.90.2
2026-02-19 01:44 UTC61090.0725g-1.90.2
2026-02-19 01:48 UTC61090.0754g-1.70.2
2026-02-19 01:59 UTC61090.0830z-2.50.4
2026-02-19 02:02 UTC61090.0852z-2.50.4
2026-02-20 00:46 UTC61091.0320i-3.30.3
2026-02-20 00:56 UTC61091.0390g-1.50.1
2026-02-20 00:56 UTC61091.0394g-1.70.2
2026-02-20 01:46 UTC61091.0743g-2.50.2
2026-02-20 01:57 UTC61091.0819g-1.50.2
2026-02-20 02:08 UTC61091.0891z-2.50.5
2026-02-20 02:19 UTC61091.0967z-2.50.4
2026-02-23 00:42 UTC61094.0298i-3.30.3
2026-02-23 00:44 UTC61094.0312i-3.10.3
2026-02-24 00:33 UTC61095.0234i-2.80.2
2026-02-24 00:34 UTC61095.0243i-2.50.2
2026-02-24 01:10 UTC61095.0491i-2.50.2
2026-02-24 01:16 UTC61095.0532g-1.40.2
2026-02-24 01:17 UTC61095.0541g-1.40.2
2026-02-24 01:19 UTC61095.0554g-1.20.2
2026-02-24 01:31 UTC61095.0637g-1.20.2
2026-02-24 01:34 UTC61095.0655g-1.40.2
2026-02-24 01:38 UTC61095.0687z-2.90.4
2026-02-28 00:57 UTC61099.0399g1.70.3
2026-10-30 07:08 UTC61343.2979i-5.70.3

Classification

stamp_classifier_rubin_beta_20260421 · 202

  • Supernova93%
  • Active galactic nucleus3%
  • Variable star2%

stamp_classifier_rubin_beta · 201

  • Supernova95%
  • Active galactic nucleus3%
  • Artifact<1%
More classifiers and versions (1)

stamp_classifier_rubin_beta_20260421 · 2.0.2

  • Supernova93%

Where in the sky

-60°-30°0°+30°+60°0h4h8h12h16h20h24hRA 04:02:16.23, Dec -47:02:26.6
Whole sky, right ascension (hours) across, declination (degrees) up. The dashed curve is the plane of the Milky Way.
Supernova · 313893023260344594 · Sky Alerts