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Astronomy

Aug. 21, 2017 Rise Solar Noon Set
Actual Time 6:29 AM PDT 1:09 PM PDT 7:50 PM PDT
Civil Twilight 6:01 AM PDT   8:17 PM PDT
Nautical Twilight 5:29 AM PDT   8:49 PM PDT
Astronomical Twilight 4:55 AM PDT   9:23 PM PDT
Altitude -0.8° 64.9° -0.8°
Azimuth 74.4° 180.0° 285.4°
Hour Angle of the Sun 100.2° 100.1° -100.1°
Mean Anomaly of the Sun 226.83° 227.10° 227.38°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 150.83° 151.09° 151.34°
Sun Declination 11.93° 11.84° 11.74°
Moon 6:19 AM PDT   8:01 PM PDT
Length of Visible Light 14h 15m
Length of Day
13h 21m
Waning Crescent, 0% of the Moon is Illuminated
Aug 21
Waning Crescent
Aug 21
New
Aug 29
First Quarter
Sep 6
Full
Sep 13
Last Quarter