← Back to the almanac

73P/Schwassmann-Wachmann 3-BP at perihelion

perihelion · Wed, Oct 21, 2026

Scheduled

Opens in 29d 18h

Window opens
Oct 19, 2026, 9:19 PM
Peak
Oct 21, 2026, 9:19 AM
Window seals
Oct 22, 2026, 9:19 PM

Witnesses

0 pilots stamped.

When this window seals, its ledger opens here: everyone who signed, the top taggers, and the flares lit at the anchor — kept forever.