Astronomy
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Astronomy
May. 20, 2013 Rise Solar Noon Set
Actual Time 5:55 AM MDT 1:32 PM MDT 9:10 PM MDT
Civil Twilight 5:18 AM MDT   9:47 PM MDT
Nautical Twilight 4:30 AM MDT   10:35 PM MDT
Astronomical Twilight 3:30 AM MDT   11:36 PM MDT
Altitude -0.8° 63.3° -0.8°
Azimuth 58.8° 180.0° 301.4°
Hour Angle of the Sun 114.4° 114.4° -114.5°
Mean Anomaly of the Sun 135.14° 135.45° 135.77°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 57.44° 57.76° 58.08°
Sun Declination 20.07° 20.13° 20.20°
Moon 4:06 PM MDT   3:11 AM MDT
Length Of Visible Light 16h 29m
Length of Day
15h 15m
Waxing Gibbous, 77% of the Moon is Illuminated
May 20
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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