Rubin Observatory (LSST)

313756673040187452

Supernova 91% confidence

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

Open in the ALeRCE explorer ↗

First detected
11 months ago
Last detected
2 days ago
Detections
38
plus 103 forced measurements
Position (J2000)
04:20:59.98 -46:49:31.4
65.24991°, -46.82538°

Light curve

0.05.0r band · 32025-11-23 05:49 UTC · r band · 4.4 ± 0.2 µJy2025-11-23 06:01 UTC · r band · 4.4 ± 0.1 µJy2025-12-19 07:53 UTC · r band · 2.5 ± 0.2 µJy0.05.0i band · 142025-11-27 05:33 UTC · i band · 3.3 ± 0.2 µJy2025-11-28 03:38 UTC · i band · 3.8 ± 0.4 µJy2025-12-15 03:39 UTC · i band · 2.5 ± 0.2 µJy2026-02-19 01:25 UTC · i band · -1.3 ± 0.3 µJy2026-02-20 00:47 UTC · i band · -1.1 ± 0.2 µJy2026-02-20 00:48 UTC · i band · -1.3 ± 0.2 µJy2026-02-20 00:49 UTC · i band · -1.3 ± 0.2 µJy2026-02-20 00:51 UTC · i band · -1.2 ± 0.2 µJy2026-02-24 01:01 UTC · i band · -1.3 ± 0.2 µJy2026-02-24 01:03 UTC · i band · -1.0 ± 0.2 µJy2026-02-24 01:04 UTC · i band · -1.2 ± 0.2 µJy2026-02-24 01:05 UTC · i band · -1.2 ± 0.2 µJy2026-02-24 01:08 UTC · i band · -1.3 ± 0.2 µJy2026-02-24 01:11 UTC · i band · -1.3 ± 0.2 µJy0.05.0Nov 21Mar 1Jun 9Sep 17z band · 212025-12-03 06:44 UTC · z band · 3.2 ± 0.6 µJy2026-02-19 01:53 UTC · z band · -2.1 ± 0.4 µJy2026-02-19 01:54 UTC · z band · -2.8 ± 0.4 µJy2026-02-19 01:57 UTC · z band · -3.1 ± 0.4 µJy2026-02-19 01:58 UTC · z band · -2.1 ± 0.4 µJy2026-02-19 02:04 UTC · z band · -2.8 ± 0.4 µJy2026-02-19 02:07 UTC · z band · -2.7 ± 0.4 µJy2026-02-20 02:11 UTC · z band · -2.8 ± 0.4 µJy2026-02-20 02:17 UTC · z band · -2.6 ± 0.4 µJy2026-02-20 02:20 UTC · z band · -3.0 ± 0.4 µJy2026-02-20 02:21 UTC · z band · -2.2 ± 0.4 µJy2026-02-20 02:22 UTC · z band · -2.6 ± 0.4 µJy2026-02-20 02:24 UTC · z band · -2.5 ± 0.4 µJy2026-02-23 02:22 UTC · z band · -2.6 ± 0.5 µJy2026-02-24 01:41 UTC · z band · -2.4 ± 0.4 µJy2026-02-24 01:43 UTC · z band · -2.1 ± 0.3 µJy2026-02-24 01:45 UTC · z band · -2.1 ± 0.4 µJy2026-02-24 01:47 UTC · z band · -2.8 ± 0.4 µJy2026-02-24 01:50 UTC · z band · -2.3 ± 0.4 µJy2026-02-24 01:54 UTC · z band · -2.6 ± 0.3 µJy2026-10-31 04:30 UTC · z band · -3.0 ± 0.4 µJy
Difference flux (µJy). Times in UTC. Hover a point for its value.
Data table (38 points)
Time (UTC)MJDBandFlux (µJy)Error
2025-11-23 05:49 UTC61002.2429r4.40.2
2025-11-23 06:01 UTC61002.2508r4.40.1
2025-11-27 05:33 UTC61006.2317i3.30.2
2025-11-28 03:38 UTC61007.1516i3.80.4
2025-12-03 06:44 UTC61012.2811z3.20.6
2025-12-15 03:39 UTC61024.1526i2.50.2
2025-12-19 07:53 UTC61028.3290r2.50.2
2026-02-19 01:25 UTC61090.0596i-1.30.3
2026-02-19 01:53 UTC61090.0786z-2.10.4
2026-02-19 01:54 UTC61090.0794z-2.80.4
2026-02-19 01:57 UTC61090.0813z-3.10.4
2026-02-19 01:58 UTC61090.0822z-2.10.4
2026-02-19 02:04 UTC61090.0865z-2.80.4
2026-02-19 02:07 UTC61090.0883z-2.70.4
2026-02-20 00:47 UTC61091.0329i-1.10.2
2026-02-20 00:48 UTC61091.0337i-1.30.2
2026-02-20 00:49 UTC61091.0346i-1.30.2
2026-02-20 00:51 UTC61091.0355i-1.20.2
2026-02-20 02:11 UTC61091.0913z-2.80.4
2026-02-20 02:17 UTC61091.0958z-2.60.4
2026-02-20 02:20 UTC61091.0976z-3.00.4
2026-02-20 02:21 UTC61091.0984z-2.20.4
2026-02-20 02:22 UTC61091.0993z-2.60.4
2026-02-20 02:24 UTC61091.1002z-2.50.4
2026-02-23 02:22 UTC61094.0986z-2.60.5
2026-02-24 01:01 UTC61095.0429i-1.30.2
2026-02-24 01:03 UTC61095.0439i-1.00.2
2026-02-24 01:04 UTC61095.0447i-1.20.2
2026-02-24 01:05 UTC61095.0456i-1.20.2
2026-02-24 01:08 UTC61095.0474i-1.30.2
2026-02-24 01:11 UTC61095.0500i-1.30.2
2026-02-24 01:41 UTC61095.0704z-2.40.4
2026-02-24 01:43 UTC61095.0722z-2.10.3
2026-02-24 01:45 UTC61095.0732z-2.10.4
2026-02-24 01:47 UTC61095.0749z-2.80.4
2026-02-24 01:50 UTC61095.0766z-2.30.4
2026-02-24 01:54 UTC61095.0792z-2.60.3
2026-10-31 04:30 UTC61344.1880z-3.00.4

Classification

stamp_classifier_rubin_beta_20260421 · 202

  • Supernova91%
  • Active galactic nucleus6%
  • Variable star1%

stamp_classifier_rubin_beta · 201

  • Active galactic nucleus73%
  • Supernova21%
  • Variable star3%
More classifiers and versions (1)

stamp_classifier_rubin_beta_20260421 · 2.0.2

  • Supernova91%

Where in the sky

-60°-30°0°+30°+60°0h4h8h12h16h20h24hRA 04:20:59.98, Dec -46:49:31.4
Whole sky, right ascension (hours) across, declination (degrees) up. The dashed curve is the plane of the Milky Way.