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 Jul 17 Thu 02:50:53 LT JD Number 2460874 LT Local Time Zone Offset UT-04:00:00 TZ Universal Date/Time 2025 Jul 17 Thu 06:50:53 UT JD Number 2460874 UT NASA Delta T Estimate +00:01:15 dT Dynamical Date/Time 2025 Jul 17 Thu 06:52:08 TT JD Number 2460874 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 +0.25540824650787 Julian centuries from JD2000.0 TT Time Variable t +0.02554082465079 Julian millennia from JD2000.0 TT Working Julian Date TT 2460873.78620370 TT ______________________________________________________________________________ Local Sunrise and Sunset Times For Date Local Date: 2025 Jul 17 Thu in Time Zone UT-04:00 Location: Latitude, Longitude +42.676458333333, -76.823011111111 2025 Jul 17 Thu Sunrise: 05:45 2025 Jul 17 Thu Sunset: 20:41 ______________________________________________________________________________ Obliquity of the Ecliptic Mean +23° 26' 09.493" = +23.4359701505° True +23° 26' 18.241" = +23.4384001703° ______________________________________________________________________________ Local Sidereal Time at Longitude -76.823011111111° (W) in Time Zone UT-04:00 Mean 21h 26m 15.484s = 21.4376344647 h = 321.5645169704° True 21h 26m 15.691s = 21.4376919520 h = 321.5653792799° ______________________________________________________________________________ Greenwich Sidereal Time Mean 02h 33m 33.007s = 02.5591685388 h = 38.3875280814° True 02h 33m 33.214s = 02.5592260261 h = 38.3883903909° ______________________________________________________________________________ Nutations (IAU 2000B Series) In Obliquity +0.0024300197° = +08.748" In Longitude +0.0009398589° = +03.383" In RA +0.0008623095° = +03.104" = +00.207s = +0.0000574873 h ______________________________________________________________________________ Latitudes of the +Arctic and -Antarctic Circles ± 66.5615998297 = ± 66° 33' 41.759" ______________________________________________________________________________
Jay Tanner - 2025 - v1.00