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Astronomy

Feb. 21, 2017 Rise Solar Noon Set
Actual Time 7:02 AM MST 12:27 PM MST 5:53 PM MST
Civil Twilight 6:33 AM MST   6:22 PM MST
Nautical Twilight 6:00 AM MST   6:55 PM MST
Astronomical Twilight 5:27 AM MST   7:28 PM MST
Altitude -0.8° 36.7° -0.8°
Azimuth 103.4° 180.0° 256.8°
Hour Angle of the Sun 81.3° 81.4° -81.5°
Mean Anomaly of the Sun 48.46° 48.68° 48.90°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -24.93° -24.71° -24.50°
Sun Declination -10.35° -10.27° -10.19°
Moon 3:29 AM MST (2/21)   1:18 PM MST (2/21)
Length of Visible Light 11h 48m
Length of Day
10h 51m
Waning Crescent, 20% of the Moon is Illuminated
Feb 22
Waning Crescent
Feb 26
New
Mar 5
First Quarter
Mar 12
Full
Mar 20
Last Quarter