Basic Astronomical Statistics For Any Date/Time
Within the 600-Year Period From 1600 to 2200
Date/Time Y M D
Time Zone
UT
Latitude
,
Longitude (Neg = West)
Elevation
m
NOTE:
For accurate local sunrise and sunset times, the local coordinates and time zone must be set correctly.
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BASIC ASTRONOMICAL STATISTICS Local Date/Time 2025 Sep 16 Tue 01:41:27 LT JD Number 2460935 LT Local Time Zone Offset UT-04:00:00 TZ Universal Date/Time 2025 Sep 16 Tue 05:41:27 UT JD Number 2460935 UT NASA Delta T Estimate +00:01:15 dT Dynamical Date/Time 2025 Sep 16 Tue 05:42:42 TT JD Number 2460935 TT Latitude and Longitude +42.676458333333 , -76.823011111111 ±Deg Min Seconds.sssss +042 40 35.25000 , -076 49 22.84000 Elevation in meters 145 m Time Variable T +0.25707701536236 Julian centuries from JD2000.0 TT Time Variable t +0.02570770153624 Julian millennia from JD2000.0 TT Working Julian Date TT 2460934.73798611 TT ______________________________________________________________________________ Local Sunrise and Sunset Times For Date Local Date: 2025 Sep 16 Tue in Time Zone UT-04:00 Location: Latitude, Longitude +42.676458333333, -76.823011111111 2025 Sep 16 Tue Sunrise: 06:49 2025 Sep 16 Tue Sunset: 19:14 ______________________________________________________________________________ Obliquity of the Ecliptic Mean +23° 26' 09.414" = +23.4359484524° True +23° 26' 18.777" = +23.4385492908° ______________________________________________________________________________ Local Sidereal Time at Longitude -76.823011111111° (W) in Time Zone UT-04:00 Mean 00h 17m 07.956s = 00.2855432478 h = 4.2831487176° True 00h 17m 08.194s = 00.2856094663 h = 4.2841419952° ______________________________________________________________________________ Greenwich Sidereal Time Mean 05h 24m 25.478s = 05.4070773219 h = 81.1061598286° True 05h 24m 25.717s = 05.4071435404 h = 81.1071531062° ______________________________________________________________________________ Nutations (IAU 2000B Series) In Obliquity +0.0026008384° = +09.363" In Longitude +0.0010826064° = +03.897" In RA +0.0009932776° = +03.576" = +00.238s = +0.0000662185 h ______________________________________________________________________________ Latitudes of the +Arctic and -Antarctic Circles ± 66.5614507092 = ± 66° 33' 41.223" ______________________________________________________________________________
Jay Tanner - 2025 - v1.00