← Back to the almanac

73P/Schwassmann-Wachmann 3-AT at perihelion

perihelion · Sun, Mar 28, 2027

Scheduled

Opens in 187d 16h

Window opens
Mar 26, 2027, 7:20 PM
Peak
Mar 28, 2027, 7:20 AM
Window seals
Mar 29, 2027, 7:20 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.