20,000-Year Lunar Phase Calculator
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
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Altitude
m
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View PHP Source Code
Download This Program + Phase Images (Approx. 13.2 MB)
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Phase Angle: 344.9546°
Waning morning crescent, approaching new moon.
Distance: 354,360.6 km = 220,189.5 mi
Double-Click Within Text Area to Select ALL Text
====================================================== TOPOCENTRIC LUNAR PHASE CALCULATOR FOR ANY GIVEN DATE, TIME AND LOCATION Calendar Date/Time AD 2025-Apr-26 14:44:17 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 TOPOCENTRIC EPHEMERIS STATISTICS Calendar Date AD 2025-Apr-26 Local Time 14:44:17 Standard Time Local Time Zone UT-05:00 NOTE: Time Zone is ignored if using the TT time Scale Julian Date 2460792.322418982 UT Right Ascension 01h 18m 05.999s 1.3016664367333 h 19° 31' 29.988" 19.524996551° Declination +10° 20' 09.798" +10.336055067° Distance 354,360.6 km 220,189.5 mi 0.00236875451574 AU Angular Diameter 0° 33' 42.606" 2022.606" 0.561835° Visual Magnitude -5.641 Horizon Azimuth 252.38° Direction: WSW Horizon Elevation +32.56° Above Local Horizon Lunar Phase Angle 344.9546° Waning morning crescent, approaching new moon. Where: 0° = New Moon 45 = Waxing Crescent 90 = First Quarter 135 = Waxing Gibbous 180 = Full Moon 225 = Waning Gibbous 270 = Last Quarter 315 = Waning Crescent 360 = New Moon ###################################################### Local Hour Angle +03h 38m 58.281s +3.649522599 h +54° 44' 34.220" +54.742838985° Loc Sidereal Time 04h 57m 04.281s 4.9511890356 h 74° 16' 04.208" 74.267835534° Radial Velocity +0.2392572 km/s +861.32592 km/h +0.1486675 mi/s +535.2031138 mi/h Receding From Observer Delta T (TDB−UT) +69.185512 sec +0d 00h 01m 09.185512s ######################################################