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 01:03:35 LT JD Number 2460874 LT Local Time Zone Offset UT-04:00:00 TZ Universal Date/Time 2025 Jul 17 Thu 05:03:35 UT JD Number 2460874 UT NASA Delta T Estimate +00:01:15 dT Dynamical Date/Time 2025 Jul 17 Thu 05:04:50 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 +0.25540620642874 Julian centuries from JD2000.0 TT Time Variable t +0.02554062064287 Julian millennia from JD2000.0 TT Working Julian Date TT 2460873.71168981 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" = +23.4359701771° True +23° 26' 18.242" = +23.4384005791° ______________________________________________________________________________ Local Sidereal Time at Longitude -76.823011111111° (W) in Time Zone UT-04:00 Mean 19h 38m 39.857s = 19.6444048025 h = 294.6660720371° True 19h 38m 40.065s = 19.6444623715 h = 294.6669355720° ______________________________________________________________________________ Greenwich Sidereal Time Mean 00h 45m 57.380s = 00.7659388765 h = 11.4890831481° True 00h 45m 57.587s = 00.7659964455 h = 11.4899466830° ______________________________________________________________________________ Nutations (IAU 2000B Series) In Obliquity +0.0024304021° = +08.749" In Longitude +0.0009411945° = +03.388" In RA +0.0008635349° = +03.109" = +00.207s = +0.0000575690 h ______________________________________________________________________________ Latitudes of the +Arctic and -Antarctic Circles ± 66.5615994209 = ± 66° 33' 41.758" ______________________________________________________________________________
Jay Tanner - 2025 - v1.00