Earthshine blog

Earthshine blog

"Earthshine blog"

A blog about a system to determine terrestrial albedo by earthshine observations. Feasible thanks to sheer determination.

JD2456062/3 - weather log

Observing logPosted by Peter Thejll May 15, 2012 10:31AM
at ..62.8 clear, 3 deg C, 2 m/s from 250 deg. RH 40-55%.at ..63.11 T lower, still clear, low wind, RH 60%This is a really strange night - the relative exposure times are very unusual.The factors are:B 20V 22VE1 20VE2 18IRCUT 20Especially B is very strange indeed.A lot of shutter hang going on, though.
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