Mercury Ephemeris Calculator
Based on the NASA/JPL DE405 Ephemeris Model
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.
Mercury Ephemeris Statistics Referred to True Ecliptic and Equinox of Date Based on the NASA/JPL DE405 Ephemeris Model Local Date = 2025 Nov 17 - Mon Local Time = 08:22:08 Standard Time Std. Time Zone Offset = 00:00:00 Applied Delta T = +00:00:00 Astronomical JD TT = 2460996.84870370 =========================================================================== Geocentric Equatorial Coordinates of Mercury Right Ascension = 16h 00m 20.82s = 16.0057838h = 240.0867570° Declination = -21° 05' 55.72" = -21.098810° True Distance = 0.686238078 AU = 102.659755 Mkm = 63.789815 Mmi Visual Magnitude = +3.6 Angular Diameter = 9.793" Horizontal Parallax = 12.815" = 0.213584' = 0.003559726° Light/Signal Time = 05m 42.44s =========================================================================== Local Topocentric Coordinates of Mercury For Geographic Location: Longitude = -76.833611111° = -05h 07m 20.1s (W=Negative) Latitude = +42.752194444° Elevation = 0 m Topocentric RA = 16h 00m 21.30s = 16.0059167h = 240.0887502° Topocentric Decl = -21° 06' 01.40" = -21.100389° Local Hour Angle = -08h 58m 57.08s = -134.73783698119° (W=Negative) Local Sidereal Time = 07h 01m 24.219s = 7.023394217h = 105.350913254° Azimuth = 254.69022° (Measured clockwise from S=0°) = 74.69022° (Measured clockwise from N=0°) Direction = ENE Altitude = -46.59973° (Invisible - Below Local Horizon) =========================================================================== Mercury Ephemeris Table For Each Day Of Nov. 2014 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 2460978 15.8137578 -22.941011 1.023512257 -0.2 xx 2460979 15.8834603 -23.178285 1.004618034 -0.2 xx 2460980 15.9498446 -23.389011 0.985330004 -0.2 xx 2460981 16.0124566 -23.571859 0.965681123 -0.2 1 2460982 16.0707897 -23.725358 0.945713023 -0.2 2 2460983 16.1242816 -23.847877 0.925477652 -0.2 3 2460984 16.1723130 -23.937604 0.905039128 -0.1 4 2460985 16.2142083 -23.992519 0.884475827 -0.1 5 2460986 16.2492390 -24.010374 0.863882674 +0.0 6 2460987 16.2766330 -23.988677 0.843373619 +0.1 7 2460988 16.2955899 -23.924689 0.823084187 +0.2 8 2460989 16.3053055 -23.815449 0.803173949 +0.3 9 2460990 16.3050089 -23.657841 0.783828643 +0.5 10 2460991 16.2940117 -23.448728 0.765261565 +0.7 11 2460992 16.2717730 -23.185171 0.747713695 +1.0 12 2460993 16.2379786 -22.864758 0.731451944 +1.4 13 2460994 16.1926308 -22.486069 0.716764812 +1.8 14 2460995 16.1361398 -22.049257 0.703954777 +2.3 15 2460996 16.0694043 -21.556713 0.693327006 +3.0 16 2460997 15.9938613 -21.013721 0.685174390 +3.7 17 2460998 15.9114867 -20.428935 0.679759700 +4.6 18 2460999 15.8247320 -19.814536 0.677296484 +0.0 19 2461000 15.7363918 -19.185880 0.677931142 +0.0 20 2461001 15.6494165 -18.560616 0.681728978 +0.0 21 2461002 15.5666958 -17.957336 0.688666687 +4.4 22 2461003 15.4908499 -17.394008 0.698632737 +3.5 23 2461004 15.4240637 -16.886475 0.711435590 +2.7 24 2461005 15.3679847 -16.447309 0.726818265 +2.0 25 2461006 15.3236917 -16.085183 0.744476778 +1.5 26 2461007 15.2917250 -15.804760 0.764079713 +1.0 27 2461008 15.2721593 -15.607036 0.785286567 +0.6 28 2461009 15.2646991 -15.489948 0.807763225 +0.4 29 2461010 15.2687796 -15.449111 0.831193782 +0.1 30 2461011 15.2836585 -15.478548 0.855288583 -0.1 xx 2461012 15.3084947 -15.571335 0.879788867 -0.2 xx 2461013 15.3424085 -15.720121 0.904468619 -0.3 xx JD12_TT RA_Hr Decl_Deg Dist_AU VMag Day ===========================================================================
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