Sun 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.
Sun Ephemeris Statistics Referred to True Ecliptic and Equinox of Date Based on the NASA/JPL DE405 Ephemeris Model Local Date = 2025 Dec 23 - Tue Local Time = 07:21:51 Standard Time Std. Time Zone Offset = 00:00:00 Applied Delta T = +00:00:00 Astronomical JD TT = 2461032.80684028 =========================================================================== Geocentric Equatorial Coordinates of Sun Right Ascension = 18h 07m 27.39s = 18.1242737h = 271.8641055° Declination = -23° 25' 37.73" = -23.427147° True Distance = 0.983691404 AU = 147.158139 Mkm = 91.439829 Mmi Visual Magnitude = -26.78 Angular Diameter = 1951.079" = 00° 32' 31.08" Horizontal Parallax = 8.940" = 0.148999' = 0.002483319° Light/Signal Time = 08m 10.87s =========================================================================== Local Topocentric Coordinates of Sun For Geographic Location: Longitude = -76.833611111° = -05h 07m 20.1s (W=Negative) Latitude = +42.752194444° Elevation = 0 m Topocentric RA = 18h 07m 27.65s = 18.1243476h = 271.8652144° Topocentric Decl = -23° 25' 41.10" = -23.428083° Local Hour Angle = -09h 44m 34.20s = -146.14251547312° (W=Negative) Local Sidereal Time = 08h 22m 53.448s = 8.381513262h = 125.722698929° Azimuth = 246.21653° (Measured clockwise from S=0°) = 66.21653° (Measured clockwise from N=0°) Direction = ENE Altitude = -56.03811° (Invisible - Below Local Horizon) =========================================================================== Sun Ephemeris Table For Each Day Of Dec. 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 2461008 16.3100253 -21.394620 0.986569976 -26.77 xx 2461009 16.3815521 -21.563611 0.986393274 -26.77 xx 2461010 16.4532609 -21.725753 0.986221041 -26.77 xx 2461011 16.5251468 -21.880972 0.986053660 -26.77 1 2461012 16.5972052 -22.029196 0.985891504 -26.77 2 2461013 16.6694314 -22.170359 0.985734906 -26.77 3 2461014 16.7418203 -22.304398 0.985584125 -26.77 4 2461015 16.8143664 -22.431252 0.985439314 -26.77 5 2461016 16.8870636 -22.550857 0.985300507 -26.77 6 2461017 16.9599053 -22.663150 0.985167621 -26.77 7 2461018 17.0328848 -22.768067 0.985040483 -26.77 8 2461019 17.1059952 -22.865546 0.984918860 -26.77 9 2461020 17.1792292 -22.955527 0.984802492 -26.77 10 2461021 17.2525793 -23.037957 0.984691119 -26.77 11 2461022 17.3260377 -23.112785 0.984584494 -26.77 12 2461023 17.3995960 -23.179966 0.984482391 -26.77 13 2461024 17.4732454 -23.239459 0.984384610 -26.77 14 2461025 17.5469768 -23.291227 0.984290977 -26.77 15 2461026 17.6207806 -23.335240 0.984201344 -26.77 16 2461027 17.6946469 -23.371471 0.984115586 -26.77 17 2461028 17.7685656 -23.399896 0.984033611 -26.77 18 2461029 17.8425262 -23.420497 0.983955353 -26.78 19 2461030 17.9165178 -23.433261 0.983880783 -26.78 20 2461031 17.9905298 -23.438177 0.983809909 -26.78 21 2461032 18.0645510 -23.435241 0.983742778 -26.78 22 2461033 18.1385707 -23.424451 0.983679483 -26.78 23 2461034 18.2125781 -23.405810 0.983620159 -26.78 24 2461035 18.2865629 -23.379326 0.983564990 -26.78 25 2461036 18.3605148 -23.345010 0.983514201 -26.78 26 2461037 18.4344243 -23.302880 0.983468061 -26.78 27 2461038 18.5082821 -23.252959 0.983426879 -26.78 28 2461039 18.5820796 -23.195272 0.983390989 -26.78 29 2461040 18.6558084 -23.129854 0.983360741 -26.78 30 2461041 18.7294605 -23.056741 0.983336475 -26.78 31 2461042 18.8030280 -22.975976 0.983318495 -26.78 xx 2461043 18.8765030 -22.887600 0.983307031 -26.78 xx 2461044 18.9498777 -22.791658 0.983302219 -26.78 xx JD12_TT RA_Hr Decl_Deg Dist_AU VMag Day ===========================================================================
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