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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:06 AM MDT 1:11 PM MDT 8:17 PM MDT
Civil Twilight 5:37 AM MDT   8:46 PM MDT
Nautical Twilight 5:02 AM MDT   9:21 PM MDT
Astronomical Twilight 4:24 AM MDT   10:00 PM MDT
Altitude -0.8° 74.8° -0.8°
Azimuth 64.1° 180.0° 296.0°
Hour Angle of the Sun 106.4° 106.5° -106.5°
Mean Anomaly of the Sun 136.13° 136.42° 136.72°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.45° 58.75° 59.04°
Sun Declination 20.27° 20.33° 20.39°
Moon 4:41 PM MDT   3:27 AM MDT
Length Of Visible Light 15h 09m
Length of Day
14h 11m
Waxing Gibbous, 81% of the Moon is Illuminated
May 21
Waxing Gibbous
May 25
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
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