Pluto Ephemeris Calculator
Based on the NASA/JPL DE405 Ephemeris Model
PHP Program By Jay Tanner
Date: (1600 to 2200) Y m d
Local Time (00h to 24h) H:M:S
Local Time Zone Offset ±H:M
Undefined1
Std. Time = UT
Apply ΔT
+00:00:00
Daylight / Summer Time
Undefined3
Longitude ±Deg.d M S
(Neg=W)
Latitude ±Deg.d M S
(Neg=S)
Sea Level Elevation
(± meters)
This program uses a cookie to store and remember the interface settings between calls.
Pluto Ephemeris Statistics Referred to True Ecliptic and Equinox of Date Based on the NASA/JPL DE405 Ephemeris Model Local Date = 2025 Sep 16 - Tue Local Time = 04:10:27 Standard Time Std. Time Zone Offset = 00:00:00 Applied Delta T = +00:00:00 Astronomical JD TT = 2460934.67392361 =========================================================================== Geocentric Equatorial Coordinates of Pluto Right Ascension = 20h 18m 48.07s = 20.3133540h = 304.7003100° Declination = -23° 30' 21.79" = -23.506053° True Distance = 34.721578875 AU = 5.194274267 Bkm = 3.227572394 Bmi Visual Magnitude = +14.4 Angular Diameter = 0.194" Horizontal Parallax = 0.253" = 0.004221' = 0.000070355° Light/Signal Time = 04h 48m 46.23s =========================================================================== Local Topocentric Coordinates of Pluto For Geographic Location: Longitude = -76.833611111° = -05h 07m 20.1s (W=Negative) Latitude = +42.752194444° Elevation = 0 m Topocentric RA = 20h 18m 48.07s = 20.3133518h = 304.7002765° Topocentric Decl = -23° 30' 22.01" = -23.506113° Local Hour Angle = +02h 25m 47.43s = 36.447620982465° (W=Negative) Local Sidereal Time = 22h 44m 35.495s = 22.743193164h = 341.147897462° Azimuth = 34.46842° (Measured clockwise from S=0°) = 214.46842° (Measured clockwise from N=0°) Direction = SW Altitude = +15.71809° (Above Local Horizon - No refractions applied) =========================================================================== Pluto Ephemeris Table For Each Day Of Sep. 2025 at 12:00 TT There are three extra (xx) padding days at each end of the table. JD12_TT RA_Hr Decl_Deg Dist_AU VMag Day 2460917 20.3327233 -23.441381 34.501541582 +14.4 xx 2460918 20.3314399 -23.445861 34.512148043 +14.4 xx 2460919 20.3301776 -23.450246 34.522992585 +14.4 xx 2460920 20.3289364 -23.454537 34.534072009 +14.4 1 2460921 20.3277168 -23.458735 34.545383069 +14.4 2 2460922 20.3265187 -23.462840 34.556922489 +14.4 3 2460923 20.3253423 -23.466851 34.568686970 +14.4 4 2460924 20.3241875 -23.470769 34.580673211 +14.4 5 2460925 20.3230545 -23.474591 34.592877924 +14.4 6 2460926 20.3219436 -23.478312 34.605297856 +14.4 7 2460927 20.3208554 -23.481928 34.617929795 +14.4 8 2460928 20.3197910 -23.485436 34.630770569 +14.4 9 2460929 20.3187514 -23.488831 34.643817029 +14.4 10 2460930 20.3177376 -23.492115 34.657066019 +14.4 11 2460931 20.3167503 -23.495288 34.670514331 +14.4 12 2460932 20.3157900 -23.498355 34.684158672 +14.4 13 2460933 20.3148566 -23.501318 34.697995627 +14.4 14 2460934 20.3139500 -23.504180 34.712021638 +14.4 15 2460935 20.3130699 -23.506942 34.726232993 +14.4 16 2460936 20.3122164 -23.509601 34.740625825 +14.4 17 2460937 20.3113894 -23.512157 34.755196115 +14.4 18 2460938 20.3105894 -23.514605 34.769939701 +14.4 19 2460939 20.3098170 -23.516941 34.784852295 +14.4 20 2460940 20.3090727 -23.519164 34.799929493 +14.4 21 2460941 20.3083574 -23.521269 34.815166797 +14.5 22 2460942 20.3076718 -23.523257 34.830559631 +14.5 23 2460943 20.3070165 -23.525127 34.846103357 +14.5 24 2460944 20.3063921 -23.526879 34.861793287 +14.5 25 2460945 20.3057988 -23.528515 34.877624698 +14.5 26 2460946 20.3052371 -23.530036 34.893592841 +14.5 27 2460947 20.3047069 -23.531444 34.909692946 +14.5 28 2460948 20.3042084 -23.532740 34.925920229 +14.5 29 2460949 20.3037413 -23.533927 34.942269903 +14.5 30 2460950 20.3033057 -23.535005 34.958737185 +14.5 xx 2460951 20.3029012 -23.535973 34.975317305 +14.5 xx 2460952 20.3025277 -23.536833 34.992005531 +14.5 xx JD12_TT RA_Hr Decl_Deg Dist_AU VMag Day ===========================================================================