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Convert tropical year to julian year

Here you can quickly calculate how many julian year fit in one tropical year.

- scroll: formula · table · questions -

  • 1 = 0.999979
  • 1 = 1.000021

Tropical year to julian year conversion table

tropical year julian year
1 0.999979
2 1.999957
5 4.999893
10 9.999786
20 19.999573
50 49.998932
100 99.997864

Tropical year to julian year formula

To convert tropical year to julian year, multiply by 0.999979.

1 = 0.999979
Example: 1 tropical year = 0.999979 julian year

Common time conversion mistakes

  • There are several year definitions: the Julian year is exactly 365.25 days, the Gregorian calendar year 365.2425, and the tropical year about 365.2422 days. For everyday use the differences are negligible, but they matter in astronomy, the light-year, for instance, is defined using the Julian year.

Quick tropical year and julian year conversion quiz

Score: 0

146 tropical year equals 146 julian year.

Correct answer: 146 tropical year = 146 julian year.

10.8 tropical year equals 9.18 julian year.

Correct answer: 10.8 tropical year = 10.8 julian year.

21.3 julian year equals 21.3 tropical year.

Correct answer: 21.3 julian year = 21.3 tropical year.

235 julian year equals 200 tropical year.

Correct answer: 235 julian year = 235 tropical year.

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