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			70.2787 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 Dec 25 Thu Time = 23:49:19 LT Time Zone = UT-05:00 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 = 2461035.70178241 = Working Julian Date on TT scale Phase Angle = 70.2787 deg Visual Phase = Waxing crescent moon Horizon Altitude = -15.567° BELOW local horizon - Descending in W Direction Azimuth = 275.921° = W (N=0, E=90, S=180, W=270) ====================================================================== TIME LT LOCAL BASIC EVENTS SCHEDULE FOR DATE -------- ------------------------------------ 07:36 Sunrise 11:01 Moonrise - Waxing crescent moon 16:40 Sunset 22:25 Moonset ====================================================================== GEOCENTRIC LUNAR COORDINATES AND DISTANCE Right Ascension = 23h 04m 01.069s = 23.0669637 h = 346.0044555° Declination = -05° 37' 50.89" = -5.630803° Distance = 238409.117 mi = 383682.282 km Angular Diameter = 31' 08.77" = 31.14612' = 1868.77" = 0.5191020° Eq. Horiz. Parallax = 57' 09.00" = 0.9524990° = 57.14994' = 3429.00" Local Hour Angle = -17h 00m 57.26s = -17.0159059 h = -255.2385880° ----------------------------- TOPOCENTRIC LUNAR COORDINATES Right Ascension = 23h 01m 18.038s = 23.0216771 h = 345.3251565° Declination = -06° 14' 57.86" = -6.249405° Radial Velocity = -185.93 km/h = -115.53 mi/h = Approaching Earth Orbital Velocity = 3677.20 km/h = 2284.90 mi/h DECEMBER 2025 - Lunar Quarter Phases, Apogees and Perigees For Time Zone UT-05:00 Applied NASA Delta T = +00:01:15 Date and Time LT Lunar Event --------------------- ----------------------------------- 2025 Dec 04 Thu 06:07 Perigee 221806.25 mi = 356962.56 km 2025 Dec 04 Thu 18:14 Full Moon = Phase 180 2025 Dec 11 Thu 15:52 Last Quarter Moon = Phase 270 2025 Dec 17 Wed 01:09 Apogee 252476.93 mi = 406322.23 km 2025 Dec 19 Fri 20:43 New Moon = Phase 0/360 2025 Dec 27 Sat 14:10 First Quarter Moon = Phase 90
EXTENDED DE405 LUNAR EPHEMERIS STATISTICS AND HOURLY TABLES Time Mode = LT Time Zone = UT-05:00 ---------------------------------------------------------- CALENDAR DATE TIME JULIAN DATE JD NUMBER --------------- ----------- ---------------- ----------- 2025 Dec 25 Thu 23:49:19 LT 2461035.49258102 2461035 LT -05:00:00 TZ -0.20833333 2025 Dec 26 Fri 04:49:19 UT 2461035.70091435 2461036 UT +00:01:15 dT +0.00086806 2025 Dec 26 Fri 04:50:34 TT 2461035.70178241 2461036 TT JD TT = 2461035.70178241 = 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 11h 10m 21.33s = 11.1725919 h = 167.5888787 deg Local 06h 03m 03.81s = 6.0510578 h = 90.7658676 deg ================================================================= LUNAR POSITION, DISTANCE, PHASE AND LOCAL SUN/MOON RISE/SET TIMES Date = 2025 Dec 25 Thu Time = 23:49:19 LT Time Zone = UT-05:00 Delta T = +00:01:15 JD TT = 2461035.70178241 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 = 23h 04m 01.069s = 23.0669637 h = 346.0044555° Declination = -05° 37' 50.89" = -5.630803° Distance = 238409.117 mi = 383682.282 km Phase Angle = 70.27869° Visual Phase = Waxing crescent moon Angular Diameter = 31' 08.77" = 31.14612' = 1868.77" = 0.5191020° Eq. Horiz. Parallax = 57' 09.00" = 0.9524990° = 57.14994' = 3429.00" Radial Velocity = -185.93 km/h = -115.53 mi/h = Approaching Earth Orbital Velocity = 3677.20 km/h = 2284.90 mi/h TOPOCENTRIC LUNAR COORDINATES Right Ascension = 23h 01m 18.038s = 23.0216771 h = 345.3251565° Declination = -06° 14' 57.86" = -6.249405° Horizon Altitude = -15.567° BELOW local horizon - Descending in W Direction Azimuth = 275.921° = W (N=0, E=90, S=180, W=270) Local Hour Angle = -17h 00m 57.26s = -17.0159059 h = -255.2385880° Light Time = 1.2528 sec = 1-way surface-to-surface = 2.5056 sec = 2-way surface-to-surface -------- ------------------------------------------------ TIME LT LOCAL EVENTS SCHEDULE FOR DATE 07:36 Sunrise 11:01 Moonrise - Waxing crescent moon 16:40 Sunset 22:25 Moonset ----------------------------------------------------------------- HOURLY GEOCENTRIC LUNAR COORDINATES, DISTANCE AND PHASE EPHEMERIS DATE = 2025 Dec 25 Thu LT TZ = UT-05:00 = 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 = 2461034.70920139 TT LT hh RA Hrs Decl Deg Dist Km Dist Mi Phase Deg -- ---------- ---------- ---------- ---------- --------- -3 22.1912049 -12.200254 388461.125 241378.552 56.9349 -2 22.2241288 -11.967239 388291.163 241272.943 57.4267 -1 22.2570219 -11.733173 388120.522 241166.911 57.9189 00 22.2898855 -11.498068 387949.204 241060.459 58.4115 01 22.3227205 -11.261942 387777.215 240953.590 58.9045 02 22.3555281 -11.024810 387604.560 240846.308 59.3980 03 22.3883094 -10.786687 387431.243 240738.613 59.8919 04 22.4210656 -10.547590 387257.269 240630.511 60.3862 05 22.4537976 -10.307534 387082.643 240522.003 60.8809 06 22.4865068 -10.066534 386907.370 240413.094 61.3761 07 22.5191943 -9.824606 386731.456 240303.786 61.8718 08 22.5518612 -9.581767 386554.908 240194.084 62.3678 09 22.5845089 -9.338032 386377.730 240083.991 62.8644 10 22.6171384 -9.093416 386199.928 239973.510 63.3613 11 22.6497509 -8.847937 386021.509 239862.645 63.8588 12 22.6823479 -8.601608 385842.480 239751.402 64.3567 13 22.7149304 -8.354447 385662.847 239639.783 64.8550 14 22.7474997 -8.106469 385482.617 239527.793 65.3538 15 22.7800571 -7.857691 385301.797 239415.437 65.8531 16 22.8126039 -7.608127 385120.395 239302.719 66.3529 17 22.8451412 -7.357795 384938.418 239189.644 66.8531 18 22.8776707 -7.106710 384755.874 239076.216 67.3538 19 22.9101933 -6.854889 384572.771 238962.441 67.8550 20 22.9427105 -6.602348 384389.117 238848.324 68.3567 21 22.9752237 -6.349103 384204.921 238733.870 68.8589 22 23.0077342 -6.095169 384020.191 238619.084 69.3616 23 23.0402432 -5.840565 383834.937 238503.972 69.8647 24 23.0727522 -5.585305 383649.167 238388.540 70.3684 25 23.1052626 -5.329407 383462.892 238272.794 70.8726 26 23.1377757 -5.072888 383276.120 238156.740 71.3773 27 23.1702930 -4.815762 383088.862 238040.383 71.8825 28 23.2028157 -4.558048 382901.127 237923.730 72.3882 -------- ------------------------------------------------- TIME LT BASIC EVENTS SCHEDULE FOR DATE AND LOCATION 07:36 Sunrise 11:01 Moonrise - Waxing crescent moon 16:40 Sunset 22:25 Moonset ====================================================================== HOURLY GEOCENTRIC LUNAR DISTANCE, RADIAL VELOCITY AND ORBITAL VELOCITY TABLE INCLUDING ANY APOGEE OR PERIGEE EVENT ON DATE. DATE = 2025 Dec 25 Thu TIME = UT-05:00 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 388291.163 241272.943 -170.303 -105.821 3639.180 2261.282 -1 388120.522 241166.911 -170.980 -106.242 3640.530 2262.121 00 387949.204 241060.459 -171.654 -106.661 3641.873 2262.955 01 387777.215 240953.590 -172.322 -107.076 3643.246 2263.808 02 387604.560 240846.308 -172.987 -107.489 3644.621 2264.662 03 387431.243 240738.613 -173.646 -107.899 3645.997 2265.517 04 387257.269 240630.511 -174.301 -108.306 3647.406 2266.393 05 387082.643 240522.003 -174.950 -108.708 3648.810 2267.266 06 386907.370 240413.094 -175.594 -109.109 3650.222 2268.143 07 386731.456 240303.786 -176.232 -109.506 3651.651 2269.031 08 386554.908 240194.084 -176.864 -109.898 3653.082 2269.920 09 386377.730 240083.991 -177.491 -110.288 3654.531 2270.820 10 386199.928 239973.510 -178.111 -110.673 3655.992 2271.728 11 386021.509 239862.645 -178.725 -111.055 3657.461 2272.641 12 385842.480 239751.402 -179.331 -111.431 3658.930 2273.554 13 385662.847 239639.783 -179.933 -111.805 3660.432 2274.487 14 385482.617 239527.793 -180.526 -112.173 3661.924 2275.414 15 385301.797 239415.437 -181.112 -112.538 3663.432 2276.351 16 385120.395 239302.719 -181.690 -112.897 3664.961 2277.301 17 384938.418 239189.644 -182.262 -113.253 3666.480 2278.245 18 384755.874 239076.216 -182.824 -113.601 3668.021 2279.203 19 384572.771 238962.441 -183.380 -113.947 3669.578 2280.170 20 384389.117 238848.324 -183.926 -114.286 3671.146 2281.145 21 384204.921 238733.870 -184.464 -114.621 3672.708 2282.115 22 384020.191 238619.084 -184.993 -114.949 3674.297 2283.102 23 383834.937 238503.972 -185.513 -115.273 3675.890 2284.092 24 383649.167 238388.540 -186.024 -115.590 3677.480 2285.080 25 383462.892 238272.794 -186.525 -115.901 3679.107 2286.091 26 383276.120 238156.740 -187.016 -116.206 3680.738 2287.105 27 383088.862 238040.383 -187.497 -116.506 3682.349 2288.106 -------- -----------------------------------------------------------
DE405 Lunar Ephemeris Calculator - v2.94 - A PHP Astronomy Program by Jay Tanner Revised: 2021 June 21 at 06:54:17 AM Monday