PerihelionSky Log Archive

Station PRH-04 · 44.09°N 12.57°E
Seeing measured in arcseconds, clarity in observable hours per night.

Volume XI · Annual Clarity Report

A year of
clear nights.

Every square is one night at Perihelion Station. Colour encodes usable observing hours — from a washed-out zero to the six-and-a-half-hour windows we live for.

Nights logged
0
Total hours
0 h
Longest streak
0 nights
Best night

53 weeks × 7 nights

Hover, or focus a cell and steer with the arrow keys. Click to pin a night.

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Selected night

Pick a square from the matrix to pull its logbook entry.

Monthly clarity index

    Monthly archive

    MonthNightsHoursMedian seeingShape