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Astronomy

Apr. 17, 2015 Rise Solar Noon Set
Actual Time 6:43 AM MDT 1:36 PM MDT 8:30 PM MDT
Civil Twilight 6:10 AM MDT   9:03 PM MDT
Nautical Twilight 5:29 AM MDT   9:44 PM MDT
Astronomical Twilight 4:44 AM MDT   10:29 PM MDT
Altitude -0.8° 52.2° -0.8°
Azimuth 73.1° 180.0° 287.2°
Hour Angle of the Sun 103.3° 103.4° -103.6°
Mean Anomaly of the Sun 102.14° 102.42° 102.70°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 25.24° 25.51° 25.77°
Sun Declination 10.47° 10.57° 10.67°
Moon 6:13 AM MDT (4/17)   7:27 PM MDT (4/17)
Length of Visible Light 14h 53m
Length of Day
13h 47m
Waning Crescent, 1% of the Moon is Illuminated
Apr 17
Waning Crescent
Apr 18
New
Apr 25
First Quarter
May 3
Full
May 11
Last Quarter