Windy at 17 m/s from 160 deg. Clear. RH 50%. T near 4 C.
Focus problems – again!
A blog about a telescopic system at the Mauna Loa Observatory on Hawaii to determine terrestrial albedo by earthshine observations. Feasible thanks to sheer determination.
Windy at 17 m/s from 160 deg. Clear. RH 50%. T near 4 C.
Focus problems – again!