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 16 Wed 16:49:10 LT JD Number 2460873 LT Local Time Zone Offset UT-04:00:00 TZ Universal Date/Time 2025 Jul 16 Wed 20:49:10 UT JD Number 2460873 UT NASA Delta T Estimate +00:01:15 dT Dynamical Date/Time 2025 Jul 16 Wed 20:50:25 TT JD Number 2460873 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 +0.25539680615770 Julian centuries from JD2000.0 TT Time Variable t +0.02553968061577 Julian millennia from JD2000.0 TT Working Julian Date TT 2460873.36834491 TT ______________________________________________________________________________ Local Sunrise and Sunset Times For Date Local Date: 2025 Jul 16 Wed in Time Zone UT-04:00 Location: Latitude, Longitude +42.676458333333, -76.823011111111 2025 Jul 16 Wed Sunrise: 05:44 2025 Jul 16 Wed Sunset: 20:42 ______________________________________________________________________________ Obliquity of the Ecliptic Mean +23° 26' 09.493" = +23.4359702993° True +23° 26' 18.247" = +23.4384019420° ______________________________________________________________________________ Local Sidereal Time at Longitude -76.823011111111° (W) in Time Zone UT-04:00 Mean 11h 22m 53.638s = 11.3815660734 h = 170.7234911015° True 11h 22m 53.847s = 11.3816240541 h = 170.7243608112° ______________________________________________________________________________ Greenwich Sidereal Time Mean 16h 30m 11.161s = 16.5031001475 h = 247.5465022125° True 16h 30m 11.369s = 16.5031581281 h = 247.5473719222° ______________________________________________________________________________ Nutations (IAU 2000B Series) In Obliquity +0.0024316427° = +08.754" In Longitude +0.0009479246° = +03.413" In RA +0.0008697097° = +03.131" = +00.209s = +0.0000579806 h ______________________________________________________________________________ Latitudes of the +Arctic and -Antarctic Circles ± 66.5615980580 = ± 66° 33' 41.753" ______________________________________________________________________________
Jay Tanner - 2025 - v1.00