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Astronomy

Jan. 17, 2018 Rise Solar Noon Set
Actual Time 7:41 AM PST 12:07 PM PST 4:33 PM PST
Civil Twilight 7:06 AM PST   5:08 PM PST
Nautical Twilight 6:27 AM PST   5:47 PM PST
Astronomical Twilight 5:50 AM PST   6:24 PM PST
Altitude -0.8° 21.1° -0.8°
Azimuth 120.9° 180.0° 239.2°
Hour Angle of the Sun 66.5° 66.5° -66.6°
Mean Anomaly of the Sun 13.77° 13.95° 14.14°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun -60.46° -60.26° -60.06°
Sun Declination -20.66° -20.62° -20.59°
Moon 7:59 AM PST (1/17)   5:25 PM PST (1/17)
Length of Visible Light 10h 02m
Length of Day
8h 52m
New Moon, 1% of the Moon is Illuminated
Jan 17
New Moon
Jan 24
First Quarter
Jan 31
Full
Feb 7
Last Quarter
Feb 15
New