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Astronomy

Sep. 21, 2017 Rise Solar Noon Set
Actual Time 7:08 AM WEST 1:20 PM WEST 7:30 PM WEST
Civil Twilight 6:23 AM WEST   8:14 PM WEST
Nautical Twilight 5:29 AM WEST   9:08 PM WEST
Astronomical Twilight 4:28 AM WEST   10:08 PM WEST
Altitude -0.8° 28.5° -0.8°
Azimuth 87.1° 180.0° 272.4°
Hour Angle of the Sun 92.9° 92.7° -92.6°
Mean Anomaly of the Sun 257.08° 257.33° 257.59°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 178.58° 178.82° 179.05°
Sun Declination 0.61° 0.51° 0.41°
Moon 8:22 AM WEST   8:12 PM WEST
Length of Visible Light 13h 50m
Length of Day
12h 21m
New Moon, 2% of the Moon is Illuminated
Sep 21
New Moon
Sep 27
First Quarter
Oct 5
Full
Oct 12
Last Quarter
Oct 19
New