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
90.3935 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 = 2020 Sep 23 Wed Time = 22:40:15 LT Time Zone = UT-04:00 Delta T = +00:01:12 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 = 2459116.61211806 = Working Julian Date on TT scale Phase Angle = 90.3935 deg Visual Phase = First quarter moon Horizon Altitude = +5.316° ABOVE local horizon - Descending in SW Direction Azimuth = 228.651° = SW (N=0, E=90, S=180, W=270) ====================================================================== TIME LT LOCAL BASIC EVENTS SCHEDULE FOR DATE -------- ------------------------------------ 06:56 Sunrise 14:18 Moonrise - First quarter moon 19:02 Sunset 21:54:50 First Quarter Moon = Phase 90° 23:24 Moonset ====================================================================== GEOCENTRIC LUNAR COORDINATES AND DISTANCE Right Ascension = 18h 08m 22.090s = 18.1394694 h = 272.092041° Declination = -24° 07' 29.21" = -24.124781° Distance = 235295.650 mi = 378671.642 km Angular Diameter = 31' 33.49" = 31.55824' = 1893.49" = 0.5259707° Eq. Horiz. Parallax = 57' 54.37" = 0.9651040° = 57.90624' = 3474.37" Local Hour Angle = +03h 39m 22.37s = +3.6562149 h = +54.8432240° ----------------------------- TOPOCENTRIC LUNAR COORDINATES Right Ascension = 18h 05m 48.115s = 18.0966985 h = 271.4504775° Declination = -24° 53' 09.55" = -24.885987° Radial Velocity = +214.60 km/h = +133.35 mi/h = Receding from Earth Orbital Velocity = 3723.25 km/h = 2313.52 mi/h SEPTEMBER 2020 - Lunar Quarter Phases, Apogees and Perigees For Time Zone UT-04:00 Applied NASA Delta T = +00:01:12 Date and Time LT Lunar Event --------------------- ----------------------------------- 2020 Sep 02 Wed 01:22 Full Moon = Phase 180 2020 Sep 06 Sun 02:29 Apogee 252032.37 mi = 405606.78 km 2020 Sep 10 Thu 05:26 Last Quarter Moon = Phase 270 2020 Sep 17 Thu 07:00 New Moon = Phase 0/360 2020 Sep 18 Fri 09:48 Perigee 223123.12 mi = 359081.85 km 2020 Sep 23 Wed 21:55 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 --------------- ----------- ---------------- ----------- 2020 Sep 23 Wed 22:40:15 LT 2459116.44461806 2459116 LT -04:00:00 TZ -0.16666667 2020 Sep 24 Thu 02:40:15 UT 2459116.61128473 2459117 UT +00:01:12 dT +0.00083333 2020 Sep 24 Thu 02:41:27 TT 2459116.61211806 2459117 TT JD TT = 2459116.61211806 = 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 02h 55m 01.99s = 2.9172184 h = 43.7582766 deg Local 21h 47m 44.46s = 21.7956844 h = 326.9352655 deg ================================================================= LUNAR POSITION, DISTANCE, PHASE AND LOCAL SUN/MOON RISE/SET TIMES Date = 2020 Sep 23 Wed Time = 22:40:15 LT Time Zone = UT-04:00 Delta T = +00:01:12 JD TT = 2459116.61211806 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 = 18h 08m 22.090s = 18.1394694 h = 272.092041° Declination = -24° 07' 29.21" = -24.124781° Distance = 235295.650 mi = 378671.642 km Phase Angle = 90.39350° Visual Phase = First quarter moon Angular Diameter = 31' 33.49" = 31.55824' = 1893.49" = 0.5259707° Eq. Horiz. Parallax = 57' 54.37" = 0.9651040° = 57.90624' = 3474.37" Radial Velocity = +214.60 km/h = +133.35 mi/h = Receding from Earth Orbital Velocity = 3723.25 km/h = 2313.52 mi/h TOPOCENTRIC LUNAR COORDINATES Right Ascension = 18h 05m 48.115s = 18.0966985 h = 271.4504775° Declination = -24° 53' 09.55" = -24.885987° Horizon Altitude = +5.316° ABOVE local horizon - Descending in SW Direction Azimuth = 228.651° = SW (N=0, E=90, S=180, W=270) Local Hour Angle = +03h 39m 22.37s = +3.6562149 h = +54.8432240° Light Time = 1.2361 sec = 1-way surface-to-surface = 2.4722 sec = 2-way surface-to-surface -------- ------------------------------------------------ TIME LT LOCAL EVENTS SCHEDULE FOR DATE 06:56 Sunrise 14:18 Moonrise - First quarter moon 19:02 Sunset 21:54:50 First Quarter Moon = Phase 90° 23:24 Moonset ----------------------------------------------------------------- HOURLY GEOCENTRIC LUNAR COORDINATES, DISTANCE AND PHASE EPHEMERIS DATE = 2020 Sep 23 Wed LT TZ = UT-04:00 = Time Zone Offset From UT (Neg/Pos = West/East) dT = +00:01:12 = NASA Delta T estimate Table Origin for 00:00:00 LT of date = 2459115.66750000 TT LT hh RA Hrs Decl Deg Dist Km Dist Mi Phase Deg -- ---------- ---------- ---------- ---------- --------- -3 17.0848492 -22.252271 373168.188 231875.962 76.8436 -2 17.1259005 -22.355852 373379.926 232007.530 77.3797 -1 17.1669640 -22.456986 373592.080 232139.356 77.9150 00 17.2080388 -22.555667 373804.624 232271.425 78.4497 01 17.2491238 -22.651889 374017.531 232403.719 78.9838 02 17.2902174 -22.745644 374230.774 232536.222 79.5171 03 17.3313189 -22.836928 374444.327 232668.918 80.0498 04 17.3724267 -22.925735 374658.164 232801.790 80.5818 05 17.4135396 -23.012060 374872.259 232934.823 81.1131 06 17.4546565 -23.095898 375086.587 233068.000 81.6437 07 17.4957761 -23.177245 375301.122 233201.306 82.1737 08 17.5368969 -23.256098 375515.840 233334.725 82.7030 09 17.5780179 -23.332452 375730.715 233468.242 83.2317 10 17.6191376 -23.406305 375945.724 233601.843 83.7597 11 17.6602545 -23.477655 376160.841 233735.510 84.2870 12 17.7013676 -23.546498 376376.043 233869.231 84.8137 13 17.7424754 -23.612833 376591.306 234002.989 85.3397 14 17.7835764 -23.676658 376806.606 234136.770 85.8650 15 17.8246694 -23.737973 377021.922 234270.561 86.3898 16 17.8657530 -23.796775 377237.229 234404.347 86.9138 17 17.9068257 -23.853066 377452.504 234538.112 87.4373 18 17.9478862 -23.906844 377667.726 234671.845 87.9600 19 17.9889330 -23.958110 377882.873 234805.531 88.4822 20 18.0299647 -24.006865 378097.922 234939.157 89.0037 21 18.0709801 -24.053110 378312.852 235072.708 89.5246 22 18.1119776 -24.096846 378527.642 235206.172 90.0448 23 18.1529557 -24.138075 378742.271 235339.536 90.5645 24 18.1939132 -24.176800 378956.718 235472.788 91.0835 25 18.2348485 -24.213021 379170.963 235605.913 91.6019 26 18.2757601 -24.246744 379384.986 235738.901 92.1196 27 18.3166469 -24.277970 379598.767 235871.738 92.6368 28 18.3575072 -24.306703 379812.286 236004.413 93.1534 -------- ------------------------------------------------- TIME LT BASIC EVENTS SCHEDULE FOR DATE AND LOCATION 06:56 Sunrise 14:18 Moonrise - First quarter moon 19:02 Sunset 21:54:50 First Quarter Moon = Phase 90° 23:24 Moonset ====================================================================== HOURLY GEOCENTRIC LUNAR DISTANCE, RADIAL VELOCITY AND ORBITAL VELOCITY TABLE INCLUDING ANY APOGEE OR PERIGEE EVENT ON DATE. DATE = 2020 Sep 23 Wed TIME = UT-04:00 dT = +00:01:12 = 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 373379.926 232007.530 +211.949 +131.699 3777.149 2347.012 -1 373592.080 232139.356 +212.353 +131.950 3774.924 2345.629 00 373804.624 232271.425 +212.728 +132.183 3772.688 2344.239 01 374017.531 232403.719 +213.079 +132.402 3770.462 2342.856 02 374230.774 232536.222 +213.401 +132.601 3768.231 2341.470 03 374444.327 232668.918 +213.698 +132.786 3766.002 2340.085 04 374658.164 232801.790 +213.970 +132.954 3763.791 2338.712 05 374872.259 232934.823 +214.215 +133.107 3761.569 2337.331 06 375086.587 233068.000 +214.434 +133.243 3759.349 2335.951 07 375301.122 233201.306 +214.630 +133.365 3757.149 2334.584 08 375515.840 233334.725 +214.800 +133.471 3754.945 2333.214 09 375730.715 233468.242 +214.944 +133.560 3752.737 2331.842 10 375945.724 233601.843 +215.066 +133.636 3750.555 2330.487 11 376160.841 233735.510 +215.163 +133.696 3748.354 2329.119 12 376376.043 233869.231 +215.235 +133.741 3746.163 2327.758 13 376591.306 234002.989 +215.285 +133.772 3743.992 2326.409 14 376806.606 234136.770 +215.311 +133.788 3741.825 2325.062 15 377021.922 234270.561 +215.313 +133.789 3739.644 2323.707 16 377237.229 234404.347 +215.294 +133.777 3737.487 2322.367 17 377452.504 234538.112 +215.252 +133.752 3735.335 2321.029 18 377667.726 234671.845 +215.187 +133.711 3733.173 2319.686 19 377882.873 234805.531 +215.101 +133.657 3731.054 2318.370 20 378097.922 234939.157 +214.992 +133.590 3728.908 2317.036 21 378312.852 235072.708 +214.863 +133.510 3726.789 2315.719 22 378527.642 235206.172 +214.712 +133.416 3724.670 2314.403 23 378742.271 235339.536 +214.541 +133.309 3722.562 2313.093 24 378956.718 235472.788 +214.348 +133.190 3720.454 2311.783 25 379170.963 235605.913 +214.137 +133.059 3718.367 2310.486 26 379384.986 235738.901 +213.904 +132.913 3716.280 2309.189 27 379598.767 235871.738 +213.652 +132.758 3714.196 2307.895 -------- -----------------------------------------------------------
DE405 Lunar Ephemeris Calculator - v2.94 - A PHP Astronomy Program by Jay Tanner
Revised:
2019 November 05 at 04:44:23 AM Tuesday