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Astronomy
May. 21, 2013 Rise Solar Noon Set
Actual Time 6:05 AM MDT 1:02 PM MDT 8:00 PM MDT
Civil Twilight 5:37 AM MDT   8:27 PM MDT
Nautical Twilight 5:05 AM MDT   9:00 PM MDT
Astronomical Twilight 4:30 AM MDT   9:35 PM MDT
Altitude -0.8° 78.5° -0.8°
Azimuth 65.4° 180.0° 294.8°
Hour Angle of the Sun 104.3° 104.4° -104.4°
Mean Anomaly of the Sun 136.13° 136.42° 136.70°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 58.45° 58.74° 59.03°
Sun Declination 20.27° 20.33° 20.39°
Moon 4:28 PM MDT   3:20 AM MDT
Length Of Visible Light 14h 49m
Length of Day
13h 54m
Waxing Gibbous, 80% 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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