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 23:25:37 LT JD Number 2460873 LT Local Time Zone Offset UT-04:00:00 TZ Universal Date/Time 2025 Jul 17 Thu 03:25:37 UT JD Number 2460874 UT NASA Delta T Estimate +00:01:15 dT Dynamical Date/Time 2025 Jul 17 Thu 03:26:52 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 +0.25540434380315 Julian centuries from JD2000.0 TT Time Variable t +0.02554043438031 Julian millennia from JD2000.0 TT Working Julian Date TT 2460873.64365741 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" = +23.4359702013° True +23° 26' 18.243" = +23.4384009179° ______________________________________________________________________________ Local Sidereal Time at Longitude -76.823011111111° (W) in Time Zone UT-04:00 Mean 18h 00m 25.765s = 18.0071568114 h = 270.1073521706° True 18h 00m 25.972s = 18.0072144576 h = 270.1082168635° ______________________________________________________________________________ Greenwich Sidereal Time Mean 23h 07m 43.287s = 23.1286908854 h = 346.9303632816° True 23h 07m 43.495s = 23.1287485316 h = 346.9312279745° ______________________________________________________________________________ Nutations (IAU 2000B Series) In Obliquity +0.0024307166° = +08.751" In Longitude +0.0009424566° = +03.393" In RA +0.0008646928° = +03.113" = +00.208s = +0.0000576462 h ______________________________________________________________________________ Latitudes of the +Arctic and -Antarctic Circles ± 66.5615990821 = ± 66° 33' 41.757" ______________________________________________________________________________
Jay Tanner - 2025 - v1.00