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 Feb 04 - Wed Local Time = 01:07:17 Standard Time Std. Time Zone Offset = 00:00:00 Applied Delta T = +00:00:00 Astronomical JD TT = 2461075.54672454 =========================================================================== Geocentric Equatorial Coordinates of Mercury Right Ascension = 21h 50m 54.26s = 21.8484065h = 327.7260975° Declination = -14° 47' 18.34" = -14.788429° True Distance = 1.296220268 AU = 193.911792 Mkm = 120.491201 Mmi Visual Magnitude = -1.2 Angular Diameter = 5.184" Horizontal Parallax = 6.784" = 0.113074' = 0.001884571° Light/Signal Time = 10m 46.82s =========================================================================== 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 = 21h 50m 53.93s = 21.8483149h = 327.7247230° Topocentric Decl = -14° 47' 22.41" = -14.789559° Local Hour Angle = -16h 54m 04.01s = -253.51671585576° (W=Negative) Local Sidereal Time = 04h 56m 49.922s = 4.947200473h = 74.208007099° Azimuth = 89.92481° (Measured clockwise from S=0°) = 269.92481° (Measured clockwise from N=0°) Direction = W Altitude = -22.00750° (Invisible - Below Local Horizon) =========================================================================== Mercury Ephemeris Table For Each Day Of Feb. 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 2461070 21.2104321 -18.228159 1.364315300 -1.3 xx 2461071 21.3267572 -17.661514 1.354115128 -1.3 xx 2461072 21.4426251 -17.070631 1.343040391 -1.3 xx 2461073 21.5579456 -16.456018 1.331058382 -1.2 1 2461074 21.6726146 -15.818319 1.318135993 -1.2 2 2461075 21.7865118 -15.158334 1.304240352 -1.2 3 2461076 21.8994973 -14.477056 1.289339650 -1.2 4 2461077 22.0114083 -13.775693 1.273404185 -1.1 5 2461078 22.1220559 -13.055712 1.256407635 -1.1 6 2461079 22.2312208 -12.318870 1.238328588 -1.1 7 2461080 22.3386498 -11.567256 1.219152328 -1.1 8 2461081 22.4440523 -10.803331 1.198872874 -1.1 9 2461082 22.5470969 -10.029963 1.177495239 -1.1 10 2461083 22.6474084 -09.250465 1.155037832 -1.0 11 2461084 22.7445665 -08.468621 1.131534927 -1.0 12 2461085 22.8381052 -07.688708 1.107039027 -1.0 13 2461086 22.9275143 -06.915494 1.081622962 -1.0 14 2461087 23.0122429 -06.154232 1.055381501 -0.9 15 2461088 23.0917059 -05.410622 1.028432275 -0.9 16 2461089 23.1652930 -04.690759 1.000915811 -0.8 17 2461090 23.2323809 -04.001055 0.972994544 -0.7 18 2461091 23.2923484 -03.348144 0.944850755 -0.6 19 2461092 23.3445938 -02.738758 0.916683488 -0.5 20 2461093 23.3885553 -02.179598 0.888704584 -0.3 21 2461094 23.4237327 -01.677187 0.861134077 -0.1 22 2461095 23.4497108 -01.237703 0.834195222 +0.1 23 2461096 23.4661836 -00.866811 0.808109439 +0.4 24 2461097 23.4729783 -00.569471 0.783091411 +0.7 25 2461098 23.4700789 -00.349742 0.759344506 +1.0 26 2461099 23.4576465 -00.210571 0.737056629 +1.4 27 2461100 23.4360362 -00.153587 0.716396550 +1.8 28 2461101 23.4058073 -00.178898 0.697510718 +2.3 xx 2461102 23.3677246 -00.284935 0.680520580 +2.9 xx 2461103 23.3227496 -00.468339 0.665520447 +3.5 xx JD12_TT RA_Hr Decl_Deg Dist_AU VMag Day ===========================================================================