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Astronomy

Apr. 21, 2015 Rise Solar Noon Set
Actual Time 5:51 AM MST 12:27 PM MST 7:03 PM MST
Civil Twilight 5:25 AM MST   7:29 PM MST
Nautical Twilight 4:54 AM MST   8:00 PM MST
Astronomical Twilight 4:22 AM MST   8:32 PM MST
Altitude -0.8° 68.4° -0.8°
Azimuth 75.2° 180.0° 285.1°
Hour Angle of the Sun 99.0° 99.1° -99.2°
Mean Anomaly of the Sun 106.08° 106.36° 106.63°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 28.97° 29.23° 29.49°
Sun Declination 11.86° 11.95° 12.04°
Moon 8:16 AM MST (4/21)   10:24 PM MST (4/21)
Length of Visible Light 14h 04m
Length of Day
13h 12m
Waxing Crescent, 13% of the Moon is Illuminated
Apr 21
Waxing Crescent
Apr 25
First Quarter
May 3
Full
May 11
Last Quarter
May 18
New