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Astronomy

Aug. 21, 2017 Rise Solar Noon Set
Actual Time 5:54 AM PDT 12:51 PM PDT 7:46 PM PDT
Civil Twilight 5:22 AM PDT   8:18 PM PDT
Nautical Twilight 4:43 AM PDT   8:57 PM PDT
Astronomical Twilight 4:00 AM PDT   9:40 PM PDT
Altitude -0.8° 55.5° -0.8°
Azimuth 71.6° 180.0° 288.1°
Hour Angle of the Sun 104.1° 104.0° -103.8°
Mean Anomaly of the Sun 226.80° 227.09° 227.37°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 150.81° 151.07° 151.34°
Sun Declination 11.94° 11.84° 11.74°
Moon 5:42 AM PDT (8/21)   7:55 PM PDT (8/21)
Length of Visible Light 14h 55m
Length of Day
13h 51m
New Moon, 0% of the Moon is Illuminated
Aug 21
New Moon
Aug 29
First Quarter
Sep 6
Full
Sep 13
Last Quarter
Sep 20
New