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Convert sidereal year to julian year

Here you can quickly calculate how many julian year fit in one sidereal year.
write a number and we convert instantly
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- scroll: formula · table · questions -

  • 1 = 1.000017
  • 1 = 0.999983

Example: sidereal year to julian year

  • 1 sidereal year = 1.000017 julian year

Sidereal year to julian year conversion table

sidereal year julian year
1 1.000017
2 2.000035
5 5.000087
10 10.000174
20 20.000349
50 50.000871
100 100.001743

Sidereal year to julian year formula

To convert sidereal year to julian year, multiply by 1.000017.

1 = 1.000017
Example: 1 sidereal year = 1.000017 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 sidereal year and julian year conversion quiz

Score: 0

12.1 julian year equals 12.1 sidereal year.

Correct answer: 12.1 julian year = 12.1 sidereal year.

2.1 julian year equals 1.89 sidereal year.

Correct answer: 2.1 julian year = 2.1 sidereal year.

12.4 sidereal year equals 13.6 julian year.

Correct answer: 12.4 sidereal year = 12.4 julian year.

1.2 sidereal year equals 1.02 julian year.

Correct answer: 1.2 sidereal year = 1.2 julian year.

More time conversions