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Astronomy

Sep. 17, 2019 Rise Solar Noon Set
Actual Time 5:55 AM AST 12:01 PM AST 6:07 PM AST
Civil Twilight 5:33 AM AST   6:29 PM AST
Nautical Twilight 5:08 AM AST   6:54 PM AST
Astronomical Twilight 4:43 AM AST   7:20 PM AST
Altitude -0.8° 74.6° -0.8°
Azimuth 87.3° 180.0° 272.5°
Hour Angle of the Sun 91.6° 91.6° -91.5°
Mean Anomaly of the Sun 252.78° 253.03° 253.28°
Obliquity 23.44° 23.44° 23.44°
Right Ascension of the Sun 174.70° 174.93° 175.16°
Sun Declination 2.29° 2.19° 2.10°
Moon 8:34 PM AST   8:34 AM AST
Length of Visible Light 12h 55m
Length of Day
12h 12m
Waning Gibbous, 92% of the Moon is Illuminated
Sep 17
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full