Sky Alerts

Rubin Observatory (LSST)

313637921267122191

Supernova 91% confidence

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

Open in the ALeRCE explorer ↗

First detected
12 months ago
Last detected
2 days ago
Detections
105
plus 37 forced measurements
Position (J2000)
00:36:13.69 -44:07:04.7
9.05706°, -44.11797°

Light curve

0.020.0g band · 242025-11-04 04:51 UTC · g band · 11.1 ± 0.6 µJy2025-11-04 04:51 UTC · g band · 10.8 ± 0.6 µJy2025-11-06 05:31 UTC · g band · 10.8 ± 1.0 µJy2025-11-06 05:32 UTC · g band · 8.5 ± 1.0 µJy2025-11-08 06:39 UTC · g band · 7.2 ± 0.5 µJy2025-11-08 06:40 UTC · g band · 6.1 ± 0.5 µJy2025-11-08 06:40 UTC · g band · 7.2 ± 0.6 µJy2025-11-08 06:41 UTC · g band · 7.0 ± 0.5 µJy2025-11-10 04:54 UTC · g band · 5.0 ± 0.2 µJy2025-11-10 04:55 UTC · g band · 5.2 ± 0.2 µJy2025-11-12 05:41 UTC · g band · 4.0 ± 0.2 µJy2025-11-12 05:42 UTC · g band · 3.8 ± 0.2 µJy2025-11-15 02:00 UTC · g band · 2.4 ± 0.1 µJy2025-11-17 01:24 UTC · g band · 1.7 ± 0.2 µJy2026-06-26 10:04 UTC · g band · -3.6 ± 0.1 µJy2026-06-26 10:05 UTC · g band · -3.7 ± 0.1 µJy2026-06-28 10:08 UTC · g band · -3.8 ± 0.3 µJy2026-07-06 09:54 UTC · g band · -3.8 ± 0.2 µJy2026-07-06 09:55 UTC · g band · -3.8 ± 0.2 µJy2026-07-12 09:38 UTC · g band · -4.0 ± 0.1 µJy2026-07-14 09:42 UTC · g band · -4.3 ± 0.2 µJy2026-07-14 09:42 UTC · g band · -3.5 ± 0.2 µJy2026-10-30 02:39 UTC · g band · -4.2 ± 0.1 µJy2026-10-30 02:39 UTC · g band · -4.0 ± 0.1 µJy0.020.0r band · 142025-11-05 05:09 UTC · r band · 22.4 ± 0.5 µJy2025-11-05 05:09 UTC · r band · 23.6 ± 0.5 µJy2025-11-09 02:57 UTC · r band · 18.8 ± 0.2 µJy2025-11-09 02:57 UTC · r band · 18.5 ± 0.2 µJy2025-11-17 06:24 UTC · r band · 10.2 ± 0.3 µJy2025-11-17 06:31 UTC · r band · 10.5 ± 0.3 µJy2025-11-19 05:20 UTC · r band · 9.3 ± 0.3 µJy2025-11-23 01:51 UTC · r band · 6.9 ± 0.2 µJy2025-11-23 01:51 UTC · r band · 6.8 ± 0.2 µJy2026-01-08 02:14 UTC · r band · 1.1 ± 0.2 µJy2026-01-18 01:34 UTC · r band · 1.0 ± 0.2 µJy2026-07-09 09:50 UTC · r band · -3.1 ± 0.1 µJy2026-10-31 02:33 UTC · r band · -3.5 ± 0.1 µJy2026-10-31 02:34 UTC · r band · -3.5 ± 0.2 µJy0.020.0i band · 482025-10-27 03:40 UTC · i band · 28.7 ± 0.5 µJy2025-10-27 03:41 UTC · i band · 29.4 ± 0.4 µJy2025-11-04 04:55 UTC · i band · 21.9 ± 0.7 µJy2025-11-04 04:56 UTC · i band · 22.0 ± 0.7 µJy2025-11-04 04:57 UTC · i band · 23.0 ± 0.8 µJy2025-11-04 04:57 UTC · i band · 24.2 ± 0.7 µJy2025-11-06 05:39 UTC · i band · 21.5 ± 0.6 µJy2025-11-06 05:40 UTC · i band · 22.0 ± 0.6 µJy2025-11-10 05:02 UTC · i band · 17.1 ± 0.4 µJy2025-11-12 05:49 UTC · i band · 15.6 ± 0.3 µJy2025-11-12 06:03 UTC · i band · 15.2 ± 0.3 µJy2025-11-15 03:28 UTC · i band · 12.6 ± 0.2 µJy2025-11-17 02:33 UTC · i band · 10.5 ± 0.3 µJy2025-11-20 02:45 UTC · i band · 8.6 ± 0.3 µJy2025-11-22 03:24 UTC · i band · 7.6 ± 0.3 µJy2025-11-27 03:31 UTC · i band · 4.9 ± 0.3 µJy2025-11-27 03:32 UTC · i band · 5.0 ± 0.2 µJy2025-11-27 03:33 UTC · i band · 4.7 ± 0.2 µJy2025-11-28 01:47 UTC · i band · 4.8 ± 0.2 µJy2025-11-29 01:18 UTC · i band · 4.3 ± 0.3 µJy2025-11-29 01:19 UTC · i band · 4.7 ± 0.3 µJy2025-12-15 03:08 UTC · i band · 2.4 ± 0.4 µJy2025-12-15 03:09 UTC · i band · 2.8 ± 0.3 µJy2025-12-15 03:18 UTC · i band · 1.9 ± 0.3 µJy2025-12-15 03:18 UTC · i band · 2.2 ± 0.3 µJy2025-12-15 03:19 UTC · i band · 2.6 ± 0.3 µJy2025-12-15 03:21 UTC · i band · 2.4 ± 0.3 µJy2025-12-15 03:21 UTC · i band · 2.8 ± 0.3 µJy2025-12-15 03:22 UTC · i band · 2.5 ± 0.3 µJy2025-12-17 04:30 UTC · i band · 1.8 ± 0.3 µJy2025-12-17 04:30 UTC · i band · 1.6 ± 0.3 µJy2025-12-17 04:53 UTC · i band · 1.9 ± 0.3 µJy2025-12-17 04:54 UTC · i band · 1.8 ± 0.3 µJy2025-12-17 04:55 UTC · i band · 1.8 ± 0.3 µJy2025-12-17 04:56 UTC · i band · 1.9 ± 0.3 µJy2025-12-17 04:56 UTC · i band · 1.7 ± 0.3 µJy2026-06-26 09:59 UTC · i band · -5.3 ± 0.2 µJy2026-06-26 10:00 UTC · i band · -5.7 ± 0.2 µJy2026-06-28 10:02 UTC · i band · -5.3 ± 0.4 µJy2026-06-28 10:03 UTC · i band · -5.4 ± 0.4 µJy2026-06-30 10:00 UTC · i band · -5.6 ± 0.3 µJy2026-07-06 10:01 UTC · i band · -6.0 ± 0.3 µJy2026-07-14 09:38 UTC · i band · -5.9 ± 0.3 µJy2026-07-14 09:39 UTC · i band · -6.2 ± 0.4 µJy2026-10-30 02:42 UTC · i band · -6.5 ± 0.3 µJy2026-10-30 02:42 UTC · i band · -6.5 ± 0.3 µJy2026-10-30 02:43 UTC · i band · -7.0 ± 0.3 µJy2026-10-30 02:43 UTC · i band · -6.6 ± 0.3 µJy0.020.0Nov 21Mar 1Jun 9Sep 17z band · 192025-11-05 05:19 UTC · z band · 21.9 ± 0.7 µJy2025-11-05 05:20 UTC · z band · 22.8 ± 0.7 µJy2025-11-09 05:59 UTC · z band · 19.9 ± 0.5 µJy2025-11-09 06:00 UTC · z band · 20.2 ± 0.5 µJy2025-11-17 06:34 UTC · z band · 13.2 ± 1.0 µJy2025-11-17 06:34 UTC · z band · 14.2 ± 1.0 µJy2025-11-23 05:16 UTC · z band · 8.9 ± 0.5 µJy2025-11-23 05:17 UTC · z band · 9.4 ± 0.5 µJy2025-11-30 01:08 UTC · z band · 7.3 ± 0.4 µJy2025-11-30 01:09 UTC · z band · 7.3 ± 0.4 µJy2025-11-30 01:19 UTC · z band · 7.5 ± 0.4 µJy2025-11-30 01:20 UTC · z band · 7.0 ± 0.4 µJy2025-12-01 01:22 UTC · z band · 7.0 ± 0.5 µJy2025-12-01 03:18 UTC · z band · 7.2 ± 0.5 µJy2025-12-01 03:18 UTC · z band · 7.5 ± 0.4 µJy2026-01-10 02:22 UTC · z band · 2.2 ± 0.4 µJy2026-01-18 02:16 UTC · z band · 3.8 ± 0.6 µJy2026-01-18 02:16 UTC · z band · 2.5 ± 0.5 µJy2026-01-18 02:18 UTC · z band · 2.7 ± 0.5 µJy
Difference flux (µJy). Times in UTC. Hover a point for its value.
Data table (105 points)
Time (UTC)MJDBandFlux (µJy)Error
2025-10-27 03:40 UTC60975.1533i28.70.5
2025-10-27 03:41 UTC60975.1537i29.40.4
2025-11-04 04:51 UTC60983.2023g11.10.6
2025-11-04 04:51 UTC60983.2027g10.80.6
2025-11-04 04:55 UTC60983.2055i21.90.7
2025-11-04 04:56 UTC60983.2060i22.00.7
2025-11-04 04:57 UTC60983.2064i23.00.8
2025-11-04 04:57 UTC60983.2069i24.20.7
2025-11-05 05:09 UTC60984.2147r22.40.5
2025-11-05 05:09 UTC60984.2152r23.60.5
2025-11-05 05:19 UTC60984.2218z21.90.7
2025-11-05 05:20 UTC60984.2223z22.80.7
2025-11-06 05:31 UTC60985.2305g10.81.0
2025-11-06 05:32 UTC60985.2310g8.51.0
2025-11-06 05:39 UTC60985.2359i21.50.6
2025-11-06 05:40 UTC60985.2363i22.00.6
2025-11-08 06:39 UTC60987.2775g7.20.5
2025-11-08 06:40 UTC60987.2779g6.10.5
2025-11-08 06:40 UTC60987.2784g7.20.6
2025-11-08 06:41 UTC60987.2788g7.00.5
2025-11-09 02:57 UTC60988.1231r18.80.2
2025-11-09 02:57 UTC60988.1235r18.50.2
2025-11-09 05:59 UTC60988.2496z19.90.5
2025-11-09 06:00 UTC60988.2501z20.20.5
2025-11-10 04:54 UTC60989.2047g5.00.2
2025-11-10 04:55 UTC60989.2052g5.20.2
2025-11-10 05:02 UTC60989.2103i17.10.4
2025-11-12 05:41 UTC60991.2372g4.00.2
2025-11-12 05:42 UTC60991.2376g3.80.2
2025-11-12 05:49 UTC60991.2428i15.60.3
2025-11-12 06:03 UTC60991.2522i15.20.3
2025-11-15 02:00 UTC60994.0838g2.40.1
2025-11-15 03:28 UTC60994.1448i12.60.2
2025-11-17 01:24 UTC60996.0589g1.70.2
2025-11-17 02:33 UTC60996.1066i10.50.3
2025-11-17 06:24 UTC60996.2669r10.20.3
2025-11-17 06:31 UTC60996.2719r10.50.3
2025-11-17 06:34 UTC60996.2737z13.21.0
2025-11-17 06:34 UTC60996.2742z14.21.0
2025-11-19 05:20 UTC60998.2227r9.30.3
2025-11-20 02:45 UTC60999.1146i8.60.3
2025-11-22 03:24 UTC61001.1419i7.60.3
2025-11-23 01:51 UTC61002.0772r6.90.2
2025-11-23 01:51 UTC61002.0777r6.80.2
2025-11-23 05:16 UTC61002.2198z8.90.5
2025-11-23 05:17 UTC61002.2203z9.40.5
2025-11-27 03:31 UTC61006.1469i4.90.3
2025-11-27 03:32 UTC61006.1475i5.00.2
2025-11-27 03:33 UTC61006.1480i4.70.2
2025-11-28 01:47 UTC61007.0745i4.80.2
2025-11-29 01:18 UTC61008.0548i4.30.3
2025-11-29 01:19 UTC61008.0553i4.70.3
2025-11-30 01:08 UTC61009.0479z7.30.4
2025-11-30 01:09 UTC61009.0483z7.30.4
2025-11-30 01:19 UTC61009.0552z7.50.4
2025-11-30 01:20 UTC61009.0557z7.00.4
2025-12-01 01:22 UTC61010.0576z7.00.5
2025-12-01 03:18 UTC61010.1376z7.20.5
2025-12-01 03:18 UTC61010.1381z7.50.4
2025-12-15 03:08 UTC61024.1310i2.40.4
2025-12-15 03:09 UTC61024.1319i2.80.3
2025-12-15 03:18 UTC61024.1377i1.90.3
2025-12-15 03:18 UTC61024.1381i2.20.3
2025-12-15 03:19 UTC61024.1386i2.60.3
2025-12-15 03:21 UTC61024.1397i2.40.3
2025-12-15 03:21 UTC61024.1402i2.80.3
2025-12-15 03:22 UTC61024.1406i2.50.3
2025-12-17 04:30 UTC61026.1875i1.80.3
2025-12-17 04:30 UTC61026.1880i1.60.3
2025-12-17 04:53 UTC61026.2038i1.90.3
2025-12-17 04:54 UTC61026.2042i1.80.3
2025-12-17 04:55 UTC61026.2052i1.80.3
2025-12-17 04:56 UTC61026.2056i1.90.3
2025-12-17 04:56 UTC61026.2061i1.70.3
2026-01-08 02:14 UTC61048.0932r1.10.2
2026-01-10 02:22 UTC61050.0986z2.20.4
2026-01-18 01:34 UTC61058.0656r1.00.2
2026-01-18 02:16 UTC61058.0946z3.80.6
2026-01-18 02:16 UTC61058.0950z2.50.5
2026-01-18 02:18 UTC61058.0961z2.70.5
2026-06-26 09:59 UTC61217.4162i-5.30.2
2026-06-26 10:00 UTC61217.4167i-5.70.2
2026-06-26 10:04 UTC61217.4200g-3.60.1
2026-06-26 10:05 UTC61217.4205g-3.70.1
2026-06-28 10:02 UTC61219.4186i-5.30.4
2026-06-28 10:03 UTC61219.4191i-5.40.4
2026-06-28 10:08 UTC61219.4225g-3.80.3
2026-06-30 10:00 UTC61221.4171i-5.60.3
2026-07-06 09:54 UTC61227.4130g-3.80.2
2026-07-06 09:55 UTC61227.4135g-3.80.2
2026-07-06 10:01 UTC61227.4175i-6.00.3
2026-07-09 09:50 UTC61230.4098r-3.10.1
2026-07-12 09:38 UTC61233.4019g-4.00.1
2026-07-14 09:38 UTC61235.4019i-5.90.3
2026-07-14 09:39 UTC61235.4023i-6.20.4
2026-07-14 09:42 UTC61235.4043g-4.30.2
2026-07-14 09:42 UTC61235.4047g-3.50.2
2026-10-30 02:39 UTC61343.1109g-4.20.1
2026-10-30 02:39 UTC61343.1111g-4.00.1
2026-10-30 02:42 UTC61343.1127i-6.50.3
2026-10-30 02:42 UTC61343.1129i-6.50.3
2026-10-30 02:43 UTC61343.1132i-7.00.3
2026-10-30 02:43 UTC61343.1134i-6.60.3
2026-10-31 02:33 UTC61344.1068r-3.50.1
2026-10-31 02:34 UTC61344.1072r-3.50.2

Classification

stamp_classifier_rubin_beta_20260421 · 202

  • Supernova91%
  • Asteroid7%
  • Active galactic nucleus1%

stamp_classifier_rubin_beta · 201

  • Asteroid25%
  • Active galactic nucleus23%
  • Artifact22%

nuclear_classifier · 1

  • At a galaxy core100%
  • Away from a galaxy core<1%
More classifiers and versions (1)

stamp_classifier_rubin_beta_20260421 · 2.0.2

  • Supernova91%

Where in the sky

-60°-30°0°+30°+60°0h4h8h12h16h20h24hRA 00:36:13.69, Dec -44:07:04.7
Whole sky, right ascension (hours) across, declination (degrees) up. The dashed curve is the plane of the Milky Way.