DE405 Lunar Ephemeris Calculator Based on the 600-year NASA/JPL DE405 Ephemeris Model Spanning the Period From 1600 to 2200 on the Modern Gregorian Calendar
Calendar Date Year / Month / Day	Time hh:mm:ss	Date/Time Mode LT | UT | TT	Local Time Zone Offset From UT ±hh:mm (Neg/Pos  =  West/East)
			Local Time (LT) =  UT
Default Location:  America/New_York - Your Local Latitude, Lonitude and Time Zone May be Different
Geographic Location Used For Local Topocentric Computations			41.6357 deg
Latitude Deg.ddd or DMS (Neg=S)	Longitude Deg.ddd or DMS (Neg=W)	Sea-Level Elevation meters
QUICK DE405 LUNAR EPHEMERIS STATISTICS ---------------------------- DATE/TIME/MODE/ZONE/LOCATION Date = 2025 Oct 25 Sat Time = 04:17:03 LT Time Zone = UT-04:00 Delta T = +00:01:15 Latitude = +42.6764593 deg N = +42° 40' 35.25" Longitude = -76.8230111 deg W = -76° 49' 22.84" = -05h 07m 17.52s Elevation = +0.0 m JD TT = 2460973.84604167 = Working Julian Date on TT scale Phase Angle = 41.6357 deg Visual Phase = Waxing crescent moon Horizon Altitude = -73.088° BELOW local horizon - Ascending in NNE Direction Azimuth = 31.358° = NNE (N=0, E=90, S=180, W=270) ====================================================================== TIME LT LOCAL BASIC EVENTS SCHEDULE FOR DATE -------- ------------------------------------ 07:34 Sunrise 11:50 Moonrise - Waxing crescent moon 18:08 Sunset 20:10 Moonset ====================================================================== GEOCENTRIC LUNAR COORDINATES AND DISTANCE Right Ascension = 16h 47m 00.361s = 16.7834336 h = 251.751504° Declination = -27° 32' 08.53" = -27.535702° Distance = 252056.999 mi = 405646.419 km Angular Diameter = 29' 27.58" = 29.45970' = 1767.58" = 0.4909950° Eq. Horiz. Parallax = 54' 03.32" = 0.9009210° = 54.05526' = 3243.32" Local Hour Angle = -11h 20m 05.02s = -11.3347285 h = -170.0209280° ----------------------------- TOPOCENTRIC LUNAR COORDINATES Right Ascension = 16h 47m 31.078s = 16.7919662 h = 251.8794930° Declination = -27° 46' 07.74" = -27.768816° Radial Velocity = -50.15 km/h = -31.16 mi/h = Approaching Earth Orbital Velocity = 3487.73 km/h = 2167.18 mi/h OCTOBER 2025 - Lunar Quarter Phases, Apogees and Perigees For Time Zone UT-04:00 Applied NASA Delta T = +00:01:15 Date and Time LT Lunar Event --------------------- ----------------------------------- 2025 Oct 06 Mon 23:48 Full Moon = Phase 180 2025 Oct 08 Wed 08:38 Perigee 223581.15 mi = 359818.98 km 2025 Oct 13 Mon 14:13 Last Quarter Moon = Phase 270 2025 Oct 21 Tue 08:25 New Moon = Phase 0/360 2025 Oct 23 Thu 19:30 Apogee 252552.86 mi = 406444.43 km 2025 Oct 29 Wed 12:21 First Quarter Moon = Phase 90
EXTENDED DE405 LUNAR EPHEMERIS STATISTICS AND HOURLY TABLES Time Mode = LT Time Zone = UT-04:00 ---------------------------------------------------------- CALENDAR DATE TIME JULIAN DATE JD NUMBER --------------- ----------- ---------------- ----------- 2025 Oct 25 Sat 04:17:03 LT 2460973.67850694 2460974 LT -04:00:00 TZ -0.16666667 2025 Oct 25 Sat 08:17:03 UT 2460973.84517361 2460974 UT +00:01:15 dT +0.00086806 2025 Oct 25 Sat 08:18:18 TT 2460973.84604167 2460974 TT JD TT = 2460973.84604167 = Working Julian Date on TT scale Latitude = +42.6764593 deg N = +42° 40' 35.25" Longitude = -76.8230111 deg W = -76° 49' 22.84" = -05h 07m 17.52s Elevation = +0.0 m ----------- EARTH GEOID ρ × sin(φ') = +0.6743577407 ρ × cos(φ') = +0.7363265249 ---------------------- APPARENT SIDEREAL TIME Greenwich 10h 34m 12.86s = 10.5702391 h = 158.5535868 deg Local 05h 26m 55.34s = 5.4487050 h = 81.7305757 deg ================================================================= LUNAR POSITION, DISTANCE, PHASE AND LOCAL SUN/MOON RISE/SET TIMES Date = 2025 Oct 25 Sat Time = 04:17:03 LT Time Zone = UT-04:00 Delta T = +00:01:15 JD TT = 2460973.84604167 GEOGRAPHIC LOCATION Latitude = +42.6764593 deg N = +42° 40' 35.25" Longitude = -76.8230111 deg W = -76° 49' 22.84" = -05h 07m 17.52s Elevation = +0.0 m GEOCENTRIC LUNAR COORDINATES Right Ascension = 16h 47m 00.361s = 16.7834336 h = 251.751504° Declination = -27° 32' 08.53" = -27.535702° Distance = 252056.999 mi = 405646.419 km Phase Angle = 41.63573° Visual Phase = Waxing crescent moon Angular Diameter = 29' 27.58" = 29.45970' = 1767.58" = 0.4909950° Eq. Horiz. Parallax = 54' 03.32" = 0.9009210° = 54.05526' = 3243.32" Radial Velocity = -50.15 km/h = -31.16 mi/h = Approaching Earth Orbital Velocity = 3487.73 km/h = 2167.18 mi/h TOPOCENTRIC LUNAR COORDINATES Right Ascension = 16h 47m 31.078s = 16.7919662 h = 251.8794930° Declination = -27° 46' 07.74" = -27.768816° Horizon Altitude = -73.088° BELOW local horizon - Ascending in NNE Direction Azimuth = 31.358° = NNE (N=0, E=90, S=180, W=270) Local Hour Angle = -11h 20m 05.02s = -11.3347285 h = -170.0209280° Light Time = 1.3261 sec = 1-way surface-to-surface = 2.6521 sec = 2-way surface-to-surface -------- ------------------------------------------------ TIME LT LOCAL EVENTS SCHEDULE FOR DATE 07:34 Sunrise 11:50 Moonrise - Waxing crescent moon 18:08 Sunset 20:10 Moonset ----------------------------------------------------------------- HOURLY GEOCENTRIC LUNAR COORDINATES, DISTANCE AND PHASE EPHEMERIS DATE = 2025 Oct 25 Sat LT TZ = UT-04:00 = Time Zone Offset From UT (Neg/Pos = West/East) dT = +00:01:15 = NASA Delta T estimate Table Origin for 00:00:00 LT of date = 2460973.66753473 TT LT hh RA Hrs Decl Deg Dist Km Dist Mi Phase Deg -- ---------- ---------- ---------- ---------- --------- -3 16.5173324 -27.010826 405968.164 252256.922 38.3379 -2 16.5536977 -27.089550 405929.100 252232.649 38.7904 -1 16.5901174 -27.166170 405888.425 252207.375 39.2430 00 16.6265906 -27.240675 405846.130 252181.094 39.6957 01 16.6631166 -27.313055 405802.207 252153.801 40.1484 02 16.6996944 -27.383302 405756.650 252125.493 40.6012 03 16.7363230 -27.451405 405709.451 252096.165 41.0541 04 16.7730017 -27.517355 405660.602 252065.812 41.5070 05 16.8097294 -27.581144 405610.097 252034.430 41.9600 06 16.8465050 -27.642762 405557.928 252002.013 42.4131 07 16.8833277 -27.702200 405504.088 251968.559 42.8663 08 16.9201965 -27.759450 405448.570 251934.061 43.3196 09 16.9571102 -27.814504 405391.368 251898.518 43.7730 10 16.9940679 -27.867354 405332.474 251861.923 44.2264 11 17.0310685 -27.917991 405271.883 251824.273 44.6800 12 17.0681108 -27.966408 405209.586 251785.564 45.1337 13 17.1051940 -28.012597 405145.579 251745.791 45.5875 14 17.1423167 -28.056551 405079.854 251704.952 46.0414 15 17.1794777 -28.098263 405012.407 251663.042 46.4954 16 17.2166762 -28.137725 404943.229 251620.057 46.9495 17 17.2539108 -28.174931 404872.316 251575.994 47.4038 18 17.2911804 -28.209874 404799.661 251530.848 47.8582 19 17.3284838 -28.242549 404725.260 251484.617 48.3127 20 17.3658198 -28.272949 404649.105 251437.297 48.7673 21 17.4031872 -28.301068 404571.193 251388.885 49.2221 22 17.4405848 -28.326901 404491.518 251339.377 49.6770 23 17.4780114 -28.350442 404410.074 251288.770 50.1321 24 17.5154656 -28.371685 404326.857 251237.061 50.5873 25 17.5529463 -28.390627 404241.861 251184.247 51.0427 26 17.5904523 -28.407262 404155.083 251130.326 51.4982 27 17.6279821 -28.421585 404066.517 251075.293 51.9539 28 17.6655346 -28.433594 403976.159 251019.148 52.4098 -------- ------------------------------------------------- TIME LT BASIC EVENTS SCHEDULE FOR DATE AND LOCATION 07:34 Sunrise 11:50 Moonrise - Waxing crescent moon 18:08 Sunset 20:10 Moonset ====================================================================== HOURLY GEOCENTRIC LUNAR DISTANCE, RADIAL VELOCITY AND ORBITAL VELOCITY TABLE INCLUDING ANY APOGEE OR PERIGEE EVENT ON DATE. DATE = 2025 Oct 25 Sat TIME = UT-04:00 dT = +00:01:15 = NASA Delta T estimate For Radial Velocity: Neg/Pos = Approaching/Receding == ======================= =================== ==================== LT GEOCENTRIC DISTANCE RADIAL VELOCITY ORBITAL VELOCITY hh km mi km/h mi/h km/h mi/h -- ---------- ---------- -------- -------- -------- -------- -2 405929.100 252232.649 -39.869 -24.773 3487.140 2166.808 -1 405888.425 252207.375 -41.484 -25.777 3487.215 2166.855 00 405846.130 252181.094 -43.108 -26.786 3487.273 2166.891 01 405802.207 252153.801 -44.739 -27.800 3487.362 2166.946 02 405756.650 252125.493 -46.377 -28.817 3487.456 2167.004 03 405709.451 252096.165 -48.023 -29.840 3487.575 2167.079 04 405660.602 252065.812 -49.676 -30.867 3487.695 2167.153 05 405610.097 252034.430 -51.336 -31.899 3487.846 2167.247 06 405557.928 252002.013 -53.004 -32.935 3488.008 2167.348 07 405504.088 251968.559 -54.678 -33.976 3488.167 2167.447 08 405448.570 251934.061 -56.359 -35.019 3488.364 2167.569 09 405391.368 251898.518 -58.047 -36.069 3488.567 2167.695 10 405332.474 251861.923 -59.742 -37.122 3488.776 2167.825 11 405271.883 251824.273 -61.443 -38.179 3489.014 2167.973 12 405209.586 251785.564 -63.151 -39.240 3489.268 2168.130 13 405145.579 251745.791 -64.865 -40.305 3489.528 2168.292 14 405079.854 251704.952 -66.586 -41.375 3489.817 2168.472 15 405012.407 251663.042 -68.312 -42.447 3490.105 2168.651 16 404943.229 251620.057 -70.044 -43.524 3490.416 2168.844 17 404872.316 251575.994 -71.784 -44.604 3490.758 2169.057 18 404799.661 251530.848 -73.527 -45.688 3491.106 2169.273 19 404725.260 251484.617 -75.277 -46.775 3491.450 2169.487 20 404649.105 251437.297 -77.032 -47.865 3491.850 2169.735 21 404571.193 251388.885 -78.794 -48.960 3492.249 2169.983 22 404491.518 251339.377 -80.559 -50.057 3492.658 2170.237 23 404410.074 251288.770 -82.330 -51.158 3493.097 2170.510 24 404326.857 251237.061 -84.105 -52.260 3493.548 2170.790 25 404241.861 251184.247 -85.887 -53.368 3494.003 2171.073 26 404155.083 251130.326 -87.672 -54.477 3494.501 2171.382 27 404066.517 251075.293 -89.461 -55.588 3495.003 2171.694 -------- -----------------------------------------------------------
DE405 Lunar Ephemeris Calculator - v2.94 - A PHP Astronomy Program by Jay Tanner Revised: 2021 June 21 at 06:54:17 AM Monday