Sky Alerts

Rubin Observatory (LSST)

171141218527871062

Supernova 94% 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
2
Position (J2000)
04:16:49.70 -46:39:02.6
64.20708°, -46.65073°

Light curve

  • g band (1)
  • r band (1)
0.02.04.06.0Oct 30Oct 312026-10-30 03:24 UTC · g band · 3.3 ± 0.3 µJy2026-10-31 04:27 UTC · r band · 5.3 ± 0.2 µJy
Difference flux (µJy). Times in UTC. Hover a point for its value.
Data table (2 points)
Time (UTC)MJDBandFlux (µJy)Error
2026-10-30 03:24 UTC61343.1418g3.30.3
2026-10-31 04:27 UTC61344.1856r5.30.2

Classification

stamp_classifier_rubin_beta_20260421 · 202

  • Supernova94%
  • Variable star2%
  • Active galactic nucleus2%

nuclear_classifier · 1

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

stamp_classifier_rubin_beta_20260421 · 2.0.2

  • Supernova94%

Where in the sky

-60°-30°0°+30°+60°0h4h8h12h16h20h24hRA 04:16:49.70, Dec -46:39:02.6
Whole sky, right ascension (hours) across, declination (degrees) up. The dashed curve is the plane of the Milky Way.