20,000-Year Moon Phase Calculator For Any Date, Time And Location
BC 9999-Mar-21-Thu 00:00:00.0006 TT to AD 9999-Dec-30-Thu 12:00:00.0011 TT
or
BC 9999-Mar-15-Thu 21:49:54.7144 UT to AD 9999-Dec-30-Thu 11:58:50.8171 UT
PHP Program by Jay Tanner - 2025 - Built Around The NASA/JPL Horizons API
Optional Location Name
Geographic GPS Coordinates
Longitude
Latitude
Altitude
m
Time Zone ?
Time Scale ?
Daylight / Summer Time ?
Date and Time
N
Phase Angle: 183.0695°
Full Moon.
Distance: 380,366 km = 236,349 mi
Receding From Observer With Radial Velocity:
+937.468 km/h = +582.515 mi/h
Double-Click Within Text Area to Select ALL Text
====================================================== 20,000-YEAR TOPOCENTRIC MOON PHASE CALCULATOR FOR ANY GIVEN DATE, TIME AND LOCATION Calendar Date/Time AD 2025-Aug-09 05:53:00 Time Scale: UT Time Zone UT-05:00 (Ignored if TT Scale) Standard Time Location Name Central New York State, USA Longitude = -76.862737° Latitude = +42.904788° Altitude = +150 m Reference Frame ICRF International Celestial Reference Frame Mean refraction is applied to rise/set computations. ###################################################### MOON RISE / TRANSIT / SET TIMES Standard Time Local Date and Time Azim Dir Event Elev -------------------- -------- --- ------- ------ AD 2025-Aug-09 00:11 On Merid | Transit 27.36° AD 2025-Aug-09 05:09 244.87° WSW Set AD 2025-Aug-09 19:49 110.50° ESE Rise ###################################################### ====================================================== MOON - LOCAL TOPOCENTRIC EPHEMERIS STATISTICS Calendar Date AD 2025-Aug-09 Local Time 05:53 UT Standard Time Local Time Zone UT-05:00 NOTE: Time Zone is ignored if using the TT time Scale Julian Date 2460896.953472222 UT Right Ascension 21h 26m 49.134s 21.4469815628 h 321° 42' 17.004" 321.704723442° Declination -17° 54' 12.800" -17.903555495° Distance 380,366 km 236,349 mi 0.00254259185119 AU Angular Diameter 0° 31' 24.319" 1884.319" 0.5234219444° Radial Velocity +0.2604077 km/s +937.46772 km/h +0.1618098 mi/s +582.5154349 mi/h Receding From Observer Phase Angle 183.0695° 0=New 90=FQ 180=Full 270=LQ Full Moon. Visual Magnitude -12.629 Horizon Azimuth 252.07° Direction: WSW Horizon Elevation -7.05° Below Local Horizon Local Hour Angle +05h 31m 29.483s +5.524856306 h +82° 52' 22.241" +82.87284459° Loc Sidereal Time 02h 58m 18.616s 2.9718378688 h 44° 34' 39.245" 44.577568032° Delta T (TDB−UT) +69.183094 sec +0d 00h 01m 09.183094s ======================================================