模板:Zodiac date

3月20日 – 4月19日

calculates duration of tropical sign {{{1}}} (running 1 to 12 for Aries to Pisces) in the current year (2024), UTC.

the sine term accounts for the eccentricity of the Earth's orbit. Accuracy about 1-2 hours.

2009:

Mar 20 11:44 5478.5897960884

Jul 21 05:45 92.750694400165 ; 5478.6171536471

Sep 22 21:18 186.39861110039 ; 5478.6973356555

Dec 21 17:47 276.25208330015 ; 5478.6904653583

{{JULIANDAY|2009|3|20|11|44|00}} = 2454910.9888889