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 23:11:20 LT JD Number 2460873 LT Local Time Zone Offset UT-04:00:00 TZ Universal Date/Time 2025 Jul 17 Thu 03:11:20 UT JD Number 2460874 UT NASA Delta T Estimate +00:01:15 dT Dynamical Date/Time 2025 Jul 17 Thu 03:12:35 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 +0.25540407223628 Julian centuries from JD2000.0 TT Time Variable t +0.02554040722363 Julian millennia from JD2000.0 TT Working Julian Date TT 2460873.63373843 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" = +23.4359702048° True +23° 26' 18.243" = +23.4384009645° ______________________________________________________________________________ Local Sidereal Time at Longitude -76.823011111111° (W) in Time Zone UT-04:00 Mean 17h 46m 06.418s = 17.7684495209 h = 266.5267428136° True 17h 46m 06.626s = 17.7685071786 h = 266.5276076783° ______________________________________________________________________________ Greenwich Sidereal Time Mean 22h 53m 23.941s = 22.8899835950 h = 343.3497539246° True 22h 53m 24.149s = 22.8900412526 h = 343.3506187893° ______________________________________________________________________________ Nutations (IAU 2000B Series) In Obliquity +0.0024307597° = +08.751" In Longitude +0.0009426438° = +03.394" In RA +0.0008648646° = +03.114" = +00.208s = +0.0000576576 h ______________________________________________________________________________ Latitudes of the +Arctic and -Antarctic Circles ± 66.5615990355 = ± 66° 33' 41.757" ______________________________________________________________________________
Jay Tanner - 2025 - v1.00