DE405 Lunar Ephemeris Calculator
Spanning the 600-Year Period From 1600 to 2200 on the Modern Gregorian Calendar
PHP Program by Jay Tanner - Based on the NASA/JPL DE405 Ephemeris Model
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
33.9473 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 = 2024 Dec 03 Tue Time = 22:35:49 LT Time Zone = UT-05:00 Delta T = +00:01:14 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 = 2460648.65072916 = Working Julian Date on TT scale Phase Angle = 33.9473 deg Visual Phase = Waxing crescent moon Horizon Altitude = -42.082° BELOW local horizon - Descending in W Direction Azimuth = 268.898° = W (N=0, E=90, S=180, W=270) ====================================================================== TIME LT LOCAL BASIC EVENTS SCHEDULE FOR DATE -------- ------------------------------------ 07:20 Sunrise 09:56 Moonrise - Waxing crescent moon 16:34 Sunset 18:20 Moonset ====================================================================== GEOCENTRIC LUNAR COORDINATES AND DISTANCE Right Ascension = 19h 13m 55.723s = 19.2321452 h = 288.482178° Declination = -27° 18' 27.89" = -27.307748° Distance = 240416.405 mi = 386912.699 km Angular Diameter = 30' 53.16" = 30.88607' = 1853.16" = 0.5147679° Eq. Horiz. Parallax = 56' 40.37" = 0.9445460° = 56.67276' = 3400.37" Local Hour Angle = -15h 50m 22.34s = -15.8395398 h = -237.5930970° ----------------------------- TOPOCENTRIC LUNAR COORDINATES Right Ascension = 19h 11m 18.291s = 19.1884142 h = 287.8262130° Declination = -27° 41' 48.85" = -27.696904° Radial Velocity = -138.41 km/h = -86.01 mi/h = Approaching Earth Orbital Velocity = 3666.63 km/h = 2278.34 mi/h DECEMBER 2024 - Lunar Quarter Phases, Apogees and Perigees For Time Zone UT-05:00 Applied NASA Delta T = +00:01:14 Date and Time LT Lunar Event --------------------- ----------------------------------- 2024 Dec 01 Sun 01:21 New Moon = Phase 0/360 2024 Dec 08 Sun 10:27 First Quarter Moon = Phase 90 2024 Dec 12 Thu 08:20 Perigee 227024.62 mi = 365360.71 km 2024 Dec 15 Sun 04:02 Full Moon = Phase 180 2024 Dec 22 Sun 17:18 Last Quarter Moon = Phase 270 2024 Dec 24 Tue 02:25 Apogee 251335.19 mi = 404484.77 km 2024 Dec 30 Mon 17:27 New Moon = Phase 0/360 There are two new moons in December of 2024 LT. The second new moon is a 'black moon'.
EXTENDED DE405 LUNAR EPHEMERIS STATISTICS AND HOURLY TABLE Time Mode = LT Time Zone = UT-05:00 ---------------------------------------------------------- CALENDAR DATE TIME JULIAN DATE JD NUMBER --------------- ----------- ---------------- ----------- 2024 Dec 03 Tue 22:35:49 LT 2460648.44153935 2460648 LT -05:00:00 TZ -0.20833333 2024 Dec 04 Wed 03:35:49 UT 2460648.64987268 2460649 UT +00:01:14 dT +0.00085648 2024 Dec 04 Wed 03:37:03 TT 2460648.65072916 2460649 TT JD TT = 2460648.65072916 = 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 08h 30m 50.90s = 8.5141395 h = 127.7120924 deg Local 03h 23m 33.38s = 3.3926054 h = 50.8890814 deg ================================================================= LUNAR POSITION, DISTANCE, PHASE AND LOCAL SUN/MOON RISE/SET TIMES Date = 2024 Dec 03 Tue Time = 22:35:49 LT Time Zone = UT-05:00 Delta T = +00:01:14 JD TT = 2460648.65072916 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 = 19h 13m 55.723s = 19.2321452 h = 288.482178° Declination = -27° 18' 27.89" = -27.307748° Distance = 240416.405 mi = 386912.699 km Phase Angle = 33.94732° Visual Phase = Waxing crescent moon Angular Diameter = 30' 53.16" = 30.88607' = 1853.16" = 0.5147679° Eq. Horiz. Parallax = 56' 40.37" = 0.9445460° = 56.67276' = 3400.37" Radial Velocity = -138.41 km/h = -86.01 mi/h = Approaching Earth Orbital Velocity = 3666.63 km/h = 2278.34 mi/h TOPOCENTRIC LUNAR COORDINATES Right Ascension = 19h 11m 18.291s = 19.1884142 h = 287.8262130° Declination = -27° 41' 48.85" = -27.696904° Horizon Altitude = -42.082° BELOW local horizon - Descending in W Direction Azimuth = 268.898° = W (N=0, E=90, S=180, W=270) Local Hour Angle = -15h 50m 22.34s = -15.8395398 h = -237.5930970° Light Time = 1.2636 sec = 1-way surface-to-surface = 2.5271 sec = 2-way surface-to-surface -------- ------------------------------------------------ TIME LT LOCAL EVENTS SCHEDULE FOR DATE 07:20 Sunrise 09:56 Moonrise - Waxing crescent moon 16:34 Sunset 18:20 Moonset ----------------------------------------------------------------- HOURLY GEOCENTRIC LUNAR COORDINATES, DISTANCE AND PHASE EPHEMERIS DATE = 2024 Dec 03 Tue LT TZ = UT-05:00 = Time Zone Offset From UT (Neg/Pos = West/East) dT = +00:01:14 = NASA Delta T estimate Table Origin for 00:00:00 LT of date = 2460647.70918981 TT LT hh RA Hrs Decl Deg Dist Km Dist Mi Phase Deg -- ---------- ---------- ---------- ---------- --------- -3 18.1960339 -28.445128 390444.316 242610.850 21.2022 -2 18.2365063 -28.434055 390307.035 242525.548 21.6959 -1 18.2769951 -28.420273 390169.674 242440.196 22.1900 00 18.3174985 -28.403778 390032.235 242354.795 22.6844 01 18.3580143 -28.384569 389894.723 242269.349 23.1792 02 18.3985404 -28.362643 389757.141 242183.859 23.6743 03 18.4390747 -28.337998 389619.492 242098.328 24.1697 04 18.4796152 -28.310634 389481.779 242012.757 24.6655 05 18.5201597 -28.280550 389344.007 241927.150 25.1617 06 18.5607064 -28.247745 389206.178 241841.507 25.6581 07 18.6012531 -28.212219 389068.294 241755.830 26.1549 08 18.6417976 -28.173974 388930.360 241670.121 26.6521 09 18.6823382 -28.133010 388792.377 241584.383 27.1496 10 18.7228727 -28.089329 388654.348 241498.616 27.6474 11 18.7633990 -28.042933 388516.277 241412.822 28.1456 12 18.8039152 -27.993825 388378.165 241327.003 28.6441 13 18.8444194 -27.942006 388240.015 241241.161 29.1430 14 18.8849094 -27.887482 388101.829 241155.296 29.6421 15 18.9253836 -27.830254 387963.610 241069.411 30.1417 16 18.9658399 -27.770328 387825.360 240983.506 30.6415 17 19.0062762 -27.707708 387687.081 240897.584 31.1417 18 19.0466911 -27.642399 387548.775 240811.644 31.6422 19 19.0870823 -27.574406 387410.444 240725.689 32.1431 20 19.1274482 -27.503736 387272.091 240639.721 32.6442 21 19.1677870 -27.430394 387133.715 240553.738 33.1457 22 19.2080969 -27.354387 386995.321 240467.744 33.6476 23 19.2483760 -27.275723 386856.909 240381.739 34.1498 24 19.2886229 -27.194409 386718.481 240295.724 34.6523 25 19.3288356 -27.110452 386580.039 240209.700 35.1551 26 19.3690125 -27.023862 386441.584 240123.668 35.6582 27 19.4091522 -26.934647 386303.118 240037.629 36.1617 28 19.4492529 -26.842815 386164.643 239951.585 36.6655 ======================================================================
DE405 Lunar Ephemeris Calculator - v3.0 - A PHP Astronomy Program by Jay Tanner
Revised:
2023 March 06 at 07:54:25 PM Monday