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Astronomy

Aug. 20, 2017 Rise Solar Noon Set
Actual Time 5:51 AM PDT 12:51 PM PDT 7:51 PM PDT
Civil Twilight 5:18 AM PDT   8:24 PM PDT
Nautical Twilight 4:37 AM PDT   9:05 PM PDT
Astronomical Twilight 3:51 AM PDT   9:50 PM PDT
Altitude -0.8° 54.5° -0.8°
Azimuth 70.6° 180.0° 289.1°
Hour Angle of the Sun 105.1° 105.0° -104.9°
Mean Anomaly of the Sun 225.82° 226.10° 226.39°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 149.88° 150.15° 150.42°
Sun Declination 12.27° 12.17° 12.08°
Moon 4:28 AM PDT   7:22 PM PDT
Length of Visible Light 15h 06m
Length of Day
13h 59m
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