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Astronomy

Aug. 20, 2017 Rise Solar Noon Set
Actual Time 6:15 AM PDT 12:54 PM PDT 7:33 PM PDT
Civil Twilight 5:49 AM PDT   7:59 PM PDT
Nautical Twilight 5:17 AM PDT   8:31 PM PDT
Astronomical Twilight 4:44 AM PDT   9:03 PM PDT
Altitude -0.8° 67.3° -0.8°
Azimuth 74.4° 180.0° 285.4°
Hour Angle of the Sun 99.8° 99.7° -99.6°
Mean Anomaly of the Sun 225.83° 226.11° 226.38°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 149.90° 150.15° 150.41°
Sun Declination 12.27° 12.17° 12.08°
Moon 5:00 AM PDT   7:00 PM PDT
Length of Visible Light 14h 10m
Length of Day
13h 17m
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