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Astronomy

Oct. 18, 2017 Rise Solar Noon Set
Actual Time 7:15 AM PDT 12:43 PM PDT 6:11 PM PDT
Civil Twilight 6:47 AM PDT   6:40 PM PDT
Nautical Twilight 6:14 AM PDT   7:12 PM PDT
Astronomical Twilight 5:42 AM PDT   7:44 PM PDT
Altitude -0.8° 37.9° -0.8°
Azimuth 102.5° 180.0° 257.2°
Hour Angle of the Sun 82.1° 82.0° -82.0°
Mean Anomaly of the Sun 284.02° 284.25° 284.47°
Obliquity 23.43° 23.43° 23.43°
Right Ascension of the Sun -156.47° -156.25° -156.04°
Sun Declination -9.82° -9.90° -9.98°
Moon 5:57 AM PDT   6:06 PM PDT
Length of Visible Light 11h 53m
Length of Day
10h 56m
Waning Crescent, 1% of the Moon is Illuminated
Oct 18
Waning Crescent
Oct 19
New
Oct 27
First Quarter
Nov 4
Full
Nov 10
Last Quarter