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Astronomy

Aug. 20, 2017 Rise Solar Noon Set
Actual Time 6:01 AM PDT 12:59 PM PDT 7:56 PM PDT
Civil Twilight 5:29 AM PDT   8:28 PM PDT
Nautical Twilight 4:49 AM PDT   9:08 PM PDT
Astronomical Twilight 4:05 AM PDT   9:51 PM PDT
Altitude -0.8° 55.7° -0.8°
Azimuth 71.1° 180.0° 288.6°
Hour Angle of the Sun 104.5° 104.4° -104.3°
Mean Anomaly of the Sun 225.82° 226.11° 226.39°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 149.89° 150.16° 150.42°
Sun Declination 12.27° 12.17° 12.08°
Moon 4:39 AM PDT   7:26 PM PDT
Length of Visible Light 14h 59m
Length of Day
13h 54m
Waning Crescent, 1% of the Moon is Illuminated
Aug 20
Waning Crescent
Aug 21
New
Aug 29
First Quarter
Sep 6
Full
Sep 13
Last Quarter