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			260.9287 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 Jul 17 Thu Time = 04:01:15 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 = 2460873.83506945 = Working Julian Date on TT scale Phase Angle = 260.9287 deg Visual Phase = Last quarter moon Horizon Altitude = +43.497° ABOVE local horizon - Ascending in SE Direction Azimuth = 128.393° = SE (N=0, E=90, S=180, W=270) ====================================================================== TIME LT LOCAL BASIC EVENTS SCHEDULE FOR DATE -------- ------------------------------------ 05:46 Sunrise 13:18 Moonset - Last quarter moon 20:37:34 Last Quarter Moon = Phase 270° 20:41 Sunset ====================================================================== GEOCENTRIC LUNAR COORDINATES AND DISTANCE Right Ascension = 00h 55m 12.741s = 0.9202058 h = 13.803087° Declination = +08° 21' 21.96" = +8.356100° Distance = 230867.844 mi = 371545.780 km Angular Diameter = 32' 09.81" = 32.16349' = 1929.81" = 0.5360581° Eq. Horiz. Parallax = 59' 01.02" = 0.9836160° = 59.01696' = 3541.02" Local Hour Angle = +21h 41m 36.51s = +21.6934751 h = +325.4021260° ----------------------------- TOPOCENTRIC LUNAR COORDINATES Right Ascension = 00h 56m 53.552s = 0.9482090 h = 14.2231350° Declination = +07° 46' 45.87" = +7.779409° Radial Velocity = -80.43 km/h = -49.98 mi/h = Approaching Earth Orbital Velocity = 3795.68 km/h = 2358.53 mi/h JULY 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 Jul 02 Wed 15:30 First Quarter Moon = Phase 90 2025 Jul 04 Fri 22:29 Apogee 251423.30 mi = 404626.58 km 2025 Jul 10 Thu 16:37 Full Moon = Phase 180 2025 Jul 17 Thu 20:38 Last Quarter Moon = Phase 270 2025 Jul 20 Sun 09:55 Perigee 228690.30 mi = 368041.36 km 2025 Jul 24 Thu 15:11 New Moon = Phase 0/360
EXTENDED DE405 LUNAR EPHEMERIS STATISTICS AND HOURLY TABLES Time Mode = LT Time Zone = UT-04:00 ---------------------------------------------------------- CALENDAR DATE TIME JULIAN DATE JD NUMBER --------------- ----------- ---------------- ----------- 2025 Jul 17 Thu 04:01:15 LT 2460873.66753472 2460874 LT -04:00:00 TZ -0.16666667 2025 Jul 17 Thu 08:01:15 UT 2460873.83420139 2460874 UT +00:01:15 dT +0.00086806 2025 Jul 17 Thu 08:02:30 TT 2460873.83506945 2460874 TT JD TT = 2460873.83506945 = 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 03h 44m 06.77s = 3.7352149 h = 56.0282240 deg Local 22h 36m 49.25s = 22.6136809 h = 339.2052129 deg ================================================================= LUNAR POSITION, DISTANCE, PHASE AND LOCAL SUN/MOON RISE/SET TIMES Date = 2025 Jul 17 Thu Time = 04:01:15 LT Time Zone = UT-04:00 Delta T = +00:01:15 JD TT = 2460873.83506945 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 = 00h 55m 12.741s = 0.9202058 h = 13.803087° Declination = +08° 21' 21.96" = +8.356100° Distance = 230867.844 mi = 371545.780 km Phase Angle = 260.92870° Visual Phase = Last quarter moon Angular Diameter = 32' 09.81" = 32.16349' = 1929.81" = 0.5360581° Eq. Horiz. Parallax = 59' 01.02" = 0.9836160° = 59.01696' = 3541.02" Radial Velocity = -80.43 km/h = -49.98 mi/h = Approaching Earth Orbital Velocity = 3795.68 km/h = 2358.53 mi/h TOPOCENTRIC LUNAR COORDINATES Right Ascension = 00h 56m 53.552s = 0.9482090 h = 14.2231350° Declination = +07° 46' 45.87" = +7.779409° Horizon Altitude = +43.497° ABOVE local horizon - Ascending in SE Direction Azimuth = 128.393° = SE (N=0, E=90, S=180, W=270) Local Hour Angle = +21h 41m 36.51s = +21.6934751 h = +325.4021260° Light Time = 1.2123 sec = 1-way surface-to-surface = 2.4246 sec = 2-way surface-to-surface -------- ------------------------------------------------ TIME LT LOCAL EVENTS SCHEDULE FOR DATE 05:46 Sunrise 13:18 Moonset - Last quarter moon 20:37:34 Last Quarter Moon = Phase 270° 20:41 Sunset ----------------------------------------------------------------- HOURLY GEOCENTRIC LUNAR COORDINATES, DISTANCE AND PHASE EPHEMERIS DATE = 2025 Jul 17 Thu 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 = 2460873.66753473 TT LT hh RA Hrs Decl Deg Dist Km Dist Mi Phase Deg -- ---------- ---------- ---------- ---------- --------- -3 0.6757243 +6.456686 372127.677 231229.418 257.1160 -2 0.7103779 +6.728653 372042.725 231176.632 257.6583 -1 0.7450850 +7.000186 371958.453 231124.267 258.2008 00 0.7798470 +7.271262 371874.865 231072.328 258.7435 01 0.8146657 +7.541857 371791.966 231020.817 259.2866 02 0.8495424 +7.811945 371709.762 230969.738 259.8299 03 0.8844787 +8.081501 371628.257 230919.093 260.3735 04 0.9194760 +8.350501 371547.456 230868.886 260.9174 05 0.9545360 +8.618921 371467.365 230819.119 261.4615 06 0.9896599 +8.886734 371387.990 230769.798 262.0060 07 1.0248495 +9.153915 371309.336 230720.925 262.5507 08 1.0601061 +9.420440 371231.409 230672.503 263.0957 09 1.0954312 +9.686282 371154.214 230624.536 263.6409 10 1.1308264 +9.951416 371077.759 230577.030 264.1864 11 1.1662930 +10.215816 371002.047 230529.984 264.7323 12 1.2018324 +10.479456 370927.088 230483.407 265.2783 13 1.2374462 +10.742311 370852.885 230437.299 265.8247 14 1.2731358 +11.004354 370779.446 230391.666 266.3713 15 1.3089026 +11.265558 370706.779 230346.513 266.9182 16 1.3447479 +11.525898 370634.888 230301.842 267.4653 17 1.3806733 +11.785347 370563.781 230257.658 268.0127 18 1.4166800 +12.043878 370493.466 230213.967 268.5604 19 1.4527695 +12.301464 370423.950 230170.771 269.1084 20 1.4889431 +12.558078 370355.239 230128.076 269.6566 21 1.5252021 +12.813693 370287.341 230085.887 270.2051 22 1.5615479 +13.068282 370220.263 230044.206 270.7538 23 1.5979818 +13.321818 370154.014 230003.041 271.3028 24 1.6345050 +13.574272 370088.601 229962.395 271.8520 25 1.6711189 +13.825618 370024.032 229922.274 272.4015 26 1.7078248 +14.075828 369960.314 229882.681 272.9513 27 1.7446237 +14.324872 369897.457 229843.624 273.5013 28 1.7815170 +14.572725 369835.467 229805.105 274.0516 -------- ------------------------------------------------- TIME LT BASIC EVENTS SCHEDULE FOR DATE AND LOCATION 05:46 Sunrise 13:18 Moonset - Last quarter moon 20:37:34 Last Quarter Moon = Phase 270° 20:41 Sunset ====================================================================== HOURLY GEOCENTRIC LUNAR DISTANCE, RADIAL VELOCITY AND ORBITAL VELOCITY TABLE INCLUDING ANY APOGEE OR PERIGEE EVENT ON DATE. DATE = 2025 Jul 17 Thu 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 372042.725 231176.632 -84.613 -52.576 3791.313 2355.812 -1 371958.453 231124.267 -83.931 -52.153 3792.065 2356.280 00 371874.865 231072.328 -83.244 -51.725 3792.789 2356.730 01 371791.966 231020.817 -82.552 -51.295 3793.503 2357.174 02 371709.762 230969.738 -81.855 -50.863 3794.242 2357.633 03 371628.257 230919.093 -81.154 -50.427 3794.972 2358.086 04 371547.456 230868.886 -80.446 -49.986 3795.670 2358.520 05 371467.365 230819.119 -79.734 -49.545 3796.410 2358.980 06 371387.990 230769.798 -79.015 -49.097 3797.132 2359.429 07 371309.336 230720.925 -78.292 -48.649 3797.831 2359.863 08 371231.409 230672.503 -77.561 -48.194 3798.557 2360.314 09 371154.214 230624.536 -76.826 -47.737 3799.271 2360.757 10 371077.759 230577.030 -76.084 -47.277 3799.970 2361.192 11 371002.047 230529.984 -75.337 -46.812 3800.690 2361.640 12 370927.088 230483.407 -74.582 -46.343 3801.393 2362.076 13 370852.885 230437.299 -73.821 -45.870 3802.080 2362.503 14 370779.446 230391.666 -73.054 -45.394 3802.802 2362.952 15 370706.779 230346.513 -72.281 -44.913 3803.493 2363.381 16 370634.888 230301.842 -71.499 -44.428 3804.178 2363.806 17 370563.781 230257.658 -70.711 -43.938 3804.885 2364.246 18 370493.466 230213.967 -69.917 -43.444 3805.576 2364.675 19 370423.950 230170.771 -69.115 -42.946 3806.251 2365.095 20 370355.239 230128.076 -68.305 -42.443 3806.939 2365.522 21 370287.341 230085.887 -67.489 -41.936 3807.630 2365.952 22 370220.263 230044.206 -66.664 -41.423 3808.295 2366.365 23 370154.014 230003.041 -65.832 -40.906 3808.989 2366.796 24 370088.601 229962.395 -64.993 -40.385 3809.652 2367.208 25 370024.032 229922.274 -64.144 -39.857 3810.311 2367.617 26 369960.314 229882.681 -63.289 -39.326 3810.996 2368.043 27 369897.457 229843.624 -62.424 -38.788 3811.655 2368.453 -------- -----------------------------------------------------------
DE405 Lunar Ephemeris Calculator - v2.94 - A PHP Astronomy Program by Jay Tanner Revised: 2021 June 21 at 06:54:17 AM Monday