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 21:17:46 LT JD Number 2460873 LT Local Time Zone Offset UT-04:00:00 TZ Universal Date/Time 2025 Jul 17 Thu 01:17:46 UT JD Number 2460874 UT NASA Delta T Estimate +00:01:15 dT Dynamical Date/Time 2025 Jul 17 Thu 01:19:01 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 +0.25540191300999 Julian centuries from JD2000.0 TT Time Variable t +0.02554019130100 Julian millennia from JD2000.0 TT Working Julian Date TT 2460873.55487269 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" = +23.4359702329° True +23° 26' 18.245" = +23.4384013095° ______________________________________________________________________________ Local Sidereal Time at Longitude -76.823011111111° (W) in Time Zone UT-04:00 Mean 15h 52m 13.762s = 15.8704894961 h = 238.0573424422° True 15h 52m 13.970s = 15.8705472466 h = 238.0582086983° ______________________________________________________________________________ Greenwich Sidereal Time Mean 20h 59m 31.285s = 20.9920235702 h = 314.8803535532° True 20h 59m 31.493s = 20.9920813206 h = 314.8812198093° ______________________________________________________________________________ Nutations (IAU 2000B Series) In Obliquity +0.0024310766° = +08.752" In Longitude +0.0009441604° = +03.399" In RA +0.0008662561° = +03.119" = +00.208s = +0.0000577504 h ______________________________________________________________________________ Latitudes of the +Arctic and -Antarctic Circles ± 66.5615986905 = ± 66° 33' 41.755" ______________________________________________________________________________
Jay Tanner - 2025 - v1.00