Mercury 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.
Mercury Ephemeris Statistics Referred to True Ecliptic and Equinox of Date Based on the NASA/JPL DE405 Ephemeris Model Local Date = 2026 Jun 17 - Wed Local Time = 18:19:20 Standard Time Std. Time Zone Offset = 00:00:00 Applied Delta T = +00:00:00 Astronomical JD TT = 2461209.26342593 =========================================================================== Geocentric Equatorial Coordinates of Mercury Right Ascension = 07h 31m 08.99s = 7.5191647h = 112.7874705° Declination = +22° 27' 35.12" = +22.459756° True Distance = 0.789389621 AU = 118.091006 Mkm = 73.378349 Mmi Visual Magnitude = +0.6 Angular Diameter = 8.513" Horizontal Parallax = 11.140" = 0.185674' = 0.003094567° Light/Signal Time = 06m 33.91s =========================================================================== 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 = 07h 31m 09.08s = 7.5191897h = 112.7878460° Topocentric Decl = +22° 27' 31.26" = +22.458684° Local Hour Angle = -00h 35m 04.73s = -8.769699110741° (W=Negative) Local Sidereal Time = 06h 56m 04.355s = 6.934543123h = 104.018146851° Azimuth = 337.46024° (Measured clockwise from S=0°) = 157.46024° (Measured clockwise from N=0°) Direction = SSE Altitude = +68.43400° (Above Local Horizon - No refractions applied) =========================================================================== Mercury Ephemeris Table For Each Day Of Jun. 2026 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 2461190 5.6096504 +25.400564 1.148991838 -0.8 xx 2461191 5.7430555 +25.505289 1.130403329 -0.7 xx 2461192 5.8733150 +25.571207 1.111477439 -0.6 xx 2461193 6.0002718 +25.600020 1.092295634 -0.6 1 2461194 6.1237887 +25.593528 1.072932348 -0.5 2 2461195 6.2437459 +25.553594 1.053455067 -0.4 3 2461196 6.3600385 +25.482124 1.033924592 -0.4 4 2461197 6.4725735 +25.381039 1.014395448 -0.3 5 2461198 6.5812678 +25.252267 0.994916380 -0.2 6 2461199 6.6860458 +25.097727 0.975530891 -0.2 7 2461200 6.7868374 +24.919321 0.956277815 -0.1 8 2461201 6.8835761 +24.718932 0.937191875 +0.0 9 2461202 6.9761975 +24.498418 0.918304248 +0.0 10 2461203 7.0646376 +24.259614 0.899643097 +0.1 11 2461204 7.1488317 +24.004332 0.881234095 +0.2 12 2461205 7.2287127 +23.734361 0.863100926 +0.3 13 2461206 7.3042101 +23.451475 0.845265768 +0.3 14 2461207 7.3752500 +23.157428 0.827749755 +0.4 15 2461208 7.4417542 +22.853958 0.810573410 +0.5 16 2461209 7.5036410 +22.542791 0.793757032 +0.6 17 2461210 7.5608262 +22.225642 0.777321047 +0.6 18 2461211 7.6132234 +21.904217 0.761286313 +0.7 19 2461212 7.6607450 +21.580221 0.745674400 +0.8 20 2461213 7.7033035 +21.255356 0.730507838 +0.9 21 2461214 7.7408128 +20.931325 0.715810357 +1.0 22 2461215 7.7731902 +20.609830 0.701607103 +1.1 23 2461216 7.8003592 +20.292575 0.687924837 +1.3 24 2461217 7.8222523 +19.981260 0.674792104 +1.4 25 2461218 7.8388150 +19.677577 0.662239373 +1.5 26 2461219 7.8500104 +19.383208 0.650299133 +1.7 27 2461220 7.8558240 +19.099815 0.639005940 +1.9 28 2461221 7.8562693 +18.829029 0.628396401 +2.0 29 2461222 7.8513941 +18.572440 0.618509098 +2.2 30 2461223 7.8412869 +18.331584 0.609384429 +2.5 xx 2461224 7.8260833 +18.107924 0.601064366 +2.7 xx 2461225 7.8059723 +17.902832 0.593592126 +2.9 xx JD12_TT RA_Hr Decl_Deg Dist_AU VMag Day ===========================================================================