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 18 Fri 18:54:54 LT JD Number 2460875 LT Local Time Zone Offset UT-04:00:00 TZ Universal Date/Time 2025 Jul 18 Fri 22:54:54 UT JD Number 2460875 UT NASA Delta T Estimate +00:01:15 dT Dynamical Date/Time 2025 Jul 18 Fri 22:56:09 TT JD Number 2460875 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 +0.25545395372266 Julian centuries from JD2000.0 TT Time Variable t +0.02554539537227 Julian millennia from JD2000.0 TT Working Julian Date TT 2460875.45565972 TT ______________________________________________________________________________ Local Sunrise and Sunset Times For Date Local Date: 2025 Jul 18 Fri in Time Zone UT-04:00 Location: Latitude, Longitude +42.676458333333, -76.823011111111 2025 Jul 18 Fri Sunrise: 05:46 2025 Jul 18 Fri Sunset: 20:40 ______________________________________________________________________________ Obliquity of the Ecliptic Mean +23° 26' 09.490" = +23.4359695562° True +23° 26' 18.178" = +23.4383828354° ______________________________________________________________________________ Local Sidereal Time at Longitude -76.823011111111° (W) in Time Zone UT-04:00 Mean 13h 36m 51.403s = 13.6142786072 h = 204.2141791079° True 13h 36m 51.608s = 13.6143354330 h = 204.2150314957° ______________________________________________________________________________ Greenwich Sidereal Time Mean 18h 44m 08.926s = 18.7358126813 h = 281.0371902189° True 18h 44m 09.130s = 18.7358695071 h = 281.0380426067° ______________________________________________________________________________ Nutations (IAU 2000B Series) In Obliquity +0.0024132792° = +08.688" In Longitude +0.0009290448° = +03.345" In RA +0.0008523878° = +03.069" = +00.205s = +0.0000568259 h ______________________________________________________________________________ Latitudes of the +Arctic and -Antarctic Circles ± 66.5616171646 = ± 66° 33' 41.822" ______________________________________________________________________________
Jay Tanner - 2025 - v1.00