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 19:05:55 LT JD Number 2460873 LT Local Time Zone Offset UT-04:00:00 TZ Universal Date/Time 2025 Jul 16 Wed 23:05:55 UT JD Number 2460873 UT NASA Delta T Estimate +00:01:15 dT Dynamical Date/Time 2025 Jul 16 Wed 23:07:10 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 +0.25539940616510 Julian centuries from JD2000.0 TT Time Variable t +0.02553994061651 Julian millennia from JD2000.0 TT Working Julian Date TT 2460873.46331018 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" = +23.4359702655° True +23° 26' 18.246" = +23.4384016526° ______________________________________________________________________________ Local Sidereal Time at Longitude -76.823011111111° (W) in Time Zone UT-04:00 Mean 13h 40m 01.102s = 13.6669727108 h = 205.0045906622° True 13h 40m 01.310s = 13.6670305725 h = 205.0054585869° ______________________________________________________________________________ Greenwich Sidereal Time Mean 18h 47m 18.624s = 18.7885067849 h = 281.8276017732° True 18h 47m 18.833s = 18.7885646465 h = 281.8284696979° ______________________________________________________________________________ Nutations (IAU 2000B Series) In Obliquity +0.0024313871° = +08.753" In Longitude +0.0009459791° = +03.406" In RA +0.0008679247° = +03.125" = +00.208s = +0.0000578616 h ______________________________________________________________________________ Latitudes of the +Arctic and -Antarctic Circles ± 66.5615983474 = ± 66° 33' 41.754" ______________________________________________________________________________
Jay Tanner - 2025 - v1.00