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: 344.5544°
Waning morning crescent, approaching new moon.
Distance: 353,674 km = 219,763 mi
Receding From Observer With Radial Velocity:
+686.069 km/h = +426.304 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-Apr-26 13:51:17 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-Apr-26 04:19 79.68° E Rise AD 2025-Apr-26 11:00 On Merid | Transit 56.40° AD 2025-Apr-26 17:57 285.82° WNW Set ###################################################### ====================================================== MOON - LOCAL TOPOCENTRIC EPHEMERIS STATISTICS Calendar Date AD 2025-Apr-26 Local Time 13:51:17 UT Standard Time Local Time Zone UT-05:00 NOTE: Time Zone is ignored if using the TT time Scale Julian Date 2460792.285613426 UT Right Ascension 01h 16m 29.738s 1.2749272318667 h 19° 07' 26.071" 19.123908478° Declination +10° 06' 03.043" +10.100845221° Distance 353,674 km 219,763 mi 0.00236416415006 AU Angular Diameter 0° 33' 46.533" 2026.533" 0.5629258333° Radial Velocity +0.1905748 km/s +686.06928 km/h +0.1184177 mi/s +426.3036865 mi/h Receding From Observer Phase Angle 344.5544° 0=New 90=FQ 180=Full 270=LQ Waning morning crescent, approaching new moon. Visual Magnitude -5.684 Horizon Azimuth 240.56° Direction: WSW Horizon Elevation +41.03° Above Local Horizon Local Hour Angle +02h 47m 25.836s +2.790510042 h +41° 51' 27.542" +41.85765063° Loc Sidereal Time 04h 03m 55.574s 4.0654372740 h 60° 58' 53.613" 60.98155911° Delta T (TDB−UT) +69.185512 sec +0d 00h 01m 09.185512s ======================================================