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Astronomy

Jul. 20, 2017 Rise Solar Noon Set
Actual Time 5:32 AM PDT 1:15 PM PDT 8:57 PM PDT
Civil Twilight 4:54 AM PDT   9:35 PM PDT
Nautical Twilight 4:04 AM PDT   10:25 PM PDT
Astronomical Twilight 2:58 AM PDT   11:30 PM PDT
Altitude -0.8° 62.9° -0.8°
Azimuth 57.5° 180.0° 302.3°
Hour Angle of the Sun 115.7° 115.6° -115.5°
Mean Anomaly of the Sun 195.25° 195.57° 195.88°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun 120.08° 120.40° 120.72°
Sun Declination 20.56° 20.50° 20.44°
Moon 2:56 AM PDT (7/20)   6:22 PM PDT (7/20)
Length of Visible Light 16h 40m
Length of Day
15h 25m
Waning Crescent, 8% of the Moon is Illuminated
Jul 20
Waning Crescent
Jul 23
New
Jul 30
First Quarter
Aug 7
Full
Aug 14
Last Quarter