Sheet
Sheet 4,092 — the night M33 came back
A 21.78 reading, the best of the season, and the one object that tells you whether a sky is genuinely dark or only feels like it.
Filed Sheets 001 — 4,118 · nothing withdrawn since 1998
Every
clear
night.
A sheet is opened at dusk and signed off at dawn whether anything is seen or not — the nights that were closed for cloud are in here too, because a record with the failures taken out is an advertisement.