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Astronomy

Feb. 21, 2017 Rise Solar Noon Set
Actual Time 6:45 AM PST 12:12 PM PST 5:39 PM PST
Civil Twilight 6:17 AM PST   6:07 PM PST
Nautical Twilight 5:44 AM PST   6:40 PM PST
Astronomical Twilight 5:12 AM PST   7:12 PM PST
Altitude -0.8° 37.5° -0.8°
Azimuth 103.2° 180.0° 257.0°
Hour Angle of the Sun 81.6° 81.7° -81.8°
Mean Anomaly of the Sun 48.49° 48.71° 48.93°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -24.90° -24.68° -24.47°
Sun Declination -10.34° -10.26° -10.18°
Moon 3:13 AM PST (2/21)   1:07 PM PST (2/21)
Length of Visible Light 11h 50m
Length of Day
10h 53m
Waning Crescent, 19% of the Moon is Illuminated
Feb 22
Waning Crescent
Feb 26
New
Mar 5
First Quarter
Mar 12
Full
Mar 20
Last Quarter