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 Dec 07 - Sun Local Time = 18:16:21 Standard Time Std. Time Zone Offset = 00:00:00 Applied Delta T = +00:00:00 Astronomical JD TT = 2461017.26135417 =========================================================================== Geocentric Equatorial Coordinates of Pluto Right Ascension = 20h 20m 56.18s = 20.3489391h = 305.2340865° Declination = -23° 21' 54.98" = -23.365272° True Distance = 36.078332397 AU = 5.397241705 Bkm = 3.353690513 Bmi Visual Magnitude = +14.5 Angular Diameter = 0.186" Horizontal Parallax = 0.244" = 0.004063' = 0.000067709° Light/Signal Time = 05h 00m 03.26s =========================================================================== 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 20m 56.19s = 20.3489410h = 305.2341146° Topocentric Decl = -23° 21' 55.19" = -23.365331° Local Hour Angle = -02h 04m 50.16s = -31.209002372931° (W=Negative) Local Sidereal Time = 18h 16m 06.027s = 18.268340816h = 274.025112234° Azimuth = 330.00939° (Measured clockwise from S=0°) = 150.00939° (Measured clockwise from N=0°) Direction = SSE Altitude = +17.89725° (Above Local Horizon - No refractions applied) =========================================================================== Pluto Ephemeris Table For Each Day Of Dec. 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 2461008 20.3343903 -23.412934 35.948749188 +14.5 xx 2461009 20.3358519 -23.408084 35.963493573 +14.5 xx 2461010 20.3373400 -23.403158 35.978064579 +14.5 xx 2461011 20.3388546 -23.398155 35.992458405 +14.5 1 2461012 20.3403961 -23.393075 36.006671388 +14.5 2 2461013 20.3419647 -23.387922 36.020699976 +14.5 3 2461014 20.3435601 -23.382701 36.034540695 +14.5 4 2461015 20.3451817 -23.377418 36.048190093 +14.5 5 2461016 20.3468283 -23.372079 36.061644694 +14.5 6 2461017 20.3484987 -23.366689 36.074900957 +14.5 7 2461018 20.3501919 -23.361248 36.087955265 +14.5 8 2461019 20.3519072 -23.355755 36.100803936 +14.5 9 2461020 20.3536444 -23.350207 36.113443243 +14.5 10 2461021 20.3554033 -23.344602 36.125869449 +14.5 11 2461022 20.3571840 -23.338941 36.138078829 +14.5 12 2461023 20.3589865 -23.333222 36.150067697 +14.5 13 2461024 20.3608107 -23.327448 36.161832415 +14.5 14 2461025 20.3626566 -23.321619 36.173369409 +14.5 15 2461026 20.3645238 -23.315739 36.184675179 +14.5 16 2461027 20.3664119 -23.309811 36.195746301 +14.5 17 2461028 20.3683205 -23.303839 36.206579440 +14.5 18 2461029 20.3702490 -23.297825 36.217171354 +14.5 19 2461030 20.3721964 -23.291774 36.227518909 +14.5 20 2461031 20.3741621 -23.285689 36.237619084 +14.5 21 2461032 20.3761452 -23.279572 36.247468982 +14.5 22 2461033 20.3781448 -23.273425 36.257065841 +14.5 23 2461034 20.3801602 -23.267248 36.266407042 +14.5 24 2461035 20.3821908 -23.261042 36.275490112 +14.5 25 2461036 20.3842362 -23.254806 36.284312736 +14.5 26 2461037 20.3862962 -23.248537 36.292872754 +14.5 27 2461038 20.3883708 -23.242237 36.301168162 +14.5 28 2461039 20.3904599 -23.235906 36.309197111 +14.5 29 2461040 20.3925637 -23.229545 36.316957889 +14.5 30 2461041 20.3946818 -23.223159 36.324448902 +14.5 31 2461042 20.3968139 -23.216754 36.331668635 +14.5 xx 2461043 20.3989588 -23.210337 36.338615612 +14.5 xx 2461044 20.4011153 -23.203913 36.345288350 +14.5 xx JD12_TT RA_Hr Decl_Deg Dist_AU VMag Day ===========================================================================