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Astronomy

Apr. 20, 2015 Rise Solar Noon Set
Actual Time 6:30 AM MDT 1:06 PM MDT 7:43 PM MDT
Civil Twilight 6:04 AM MDT   8:09 PM MDT
Nautical Twilight 5:33 AM MDT   8:40 PM MDT
Astronomical Twilight 5:01 AM MDT   9:12 PM MDT
Altitude -0.8° 67.4° -0.8°
Azimuth 75.4° 180.0° 284.8°
Hour Angle of the Sun 99.0° 99.1° -99.1°
Mean Anomaly of the Sun 105.08° 105.36° 105.63°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 28.02° 28.28° 28.54°
Sun Declination 11.51° 11.61° 11.70°
Moon 8:03 AM MDT (4/20)   10:04 PM MDT (4/20)
Length of Visible Light 14h 04m
Length of Day
13h 12m
Waxing Crescent, 8% of the Moon is Illuminated
Apr 21
Waxing Crescent
Apr 25
First Quarter
May 3
Full
May 11
Last Quarter
May 18
New