Sky Alerts

Rubin Observatory (LSST)

171141211982659686

Supernova 90% confidence

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

Open in the ALeRCE explorer ↗

First detected
3 days ago
Last detected
2 days ago
Detections
6
plus 1 forced measurements
Position (J2000)
00:38:38.46 -43:14:52.7
9.66026°, -43.24797°

Light curve

  • g band (2)
  • r band (1)
  • i band (3)
0.01.02.03.04.0Oct 30Oct 312026-10-30 02:39 UTC · g band · 1.6 ± 0.2 µJy2026-10-30 02:39 UTC · g band · 1.5 ± 0.2 µJy2026-10-30 02:42 UTC · i band · 3.0 ± 0.4 µJy2026-10-30 02:43 UTC · i band · 3.0 ± 0.3 µJy2026-10-30 02:43 UTC · i band · 3.3 ± 0.3 µJy2026-10-31 02:34 UTC · r band · 2.6 ± 0.2 µJy
Difference flux (µJy). Times in UTC. Hover a point for its value.
Data table (6 points)
Time (UTC)MJDBandFlux (µJy)Error
2026-10-30 02:39 UTC61343.1106g1.60.2
2026-10-30 02:39 UTC61343.1109g1.50.2
2026-10-30 02:42 UTC61343.1127i3.00.4
2026-10-30 02:43 UTC61343.1132i3.00.3
2026-10-30 02:43 UTC61343.1134i3.30.3
2026-10-31 02:34 UTC61344.1072r2.60.2

Classification

stamp_classifier_rubin_beta_20260421 · 202

  • Supernova90%
  • Artifact8%
  • Active galactic nucleus1%

nuclear_classifier · 1

  • Away from a galaxy core79%
  • At a galaxy core21%
More classifiers and versions (1)

stamp_classifier_rubin_beta_20260421 · 2.0.2

  • Supernova90%

Where in the sky

-60°-30°0°+30°+60°0h4h8h12h16h20h24hRA 00:38:38.46, Dec -43:14:52.7
Whole sky, right ascension (hours) across, declination (degrees) up. The dashed curve is the plane of the Milky Way.