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Astronomy

Aug. 20, 2017 Rise Solar Noon Set
Actual Time 6:24 AM PDT 1:09 PM PDT 7:52 PM PDT
Civil Twilight 5:56 AM PDT   8:20 PM PDT
Nautical Twilight 5:23 AM PDT   8:54 PM PDT
Astronomical Twilight 4:47 AM PDT   9:29 PM PDT
Altitude -0.8° 63.6° -0.8°
Azimuth 73.5° 180.0° 286.2°
Hour Angle of the Sun 101.1° 101.0° -100.9°
Mean Anomaly of the Sun 225.84° 226.12° 226.39°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 149.90° 150.16° 150.42°
Sun Declination 12.26° 12.17° 12.08°
Moon 5:08 AM PDT   7:21 PM PDT
Length of Visible Light 14h 23m
Length of Day
13h 28m
Waning Crescent, 3% of the Moon is Illuminated
Aug 20
Waning Crescent
Aug 21
New
Aug 29
First Quarter
Sep 6
Full
Sep 13
Last Quarter