How many degrees movement of sun per hour?
minute?
15* per hour
1 * every min
How much is sun below horizon on first light?
6*
MCT
Morning Civil Twlight
Defined period starting when the sun is
below the horizon until sunrise
BOD
? Beginning of day
EOD
? End of Day
HJ meaning
Hours of day
HN
Hours of night
What is
Equinox
Equal day day vs night?
What is
Winter solstices
Shortest day, longest night
Middle of winter
What is
Summer solstices
Longest day middle of summer