Convert sidereal year to tropical year
Here you can quickly calculate how many tropical year fit in one sidereal year.
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- scroll: formula · table · questions -
- 1 = 1.000039
- 1 = 0.999961
Example: sidereal year to tropical year
- 1 sidereal year = 1.000039 tropical year
Sidereal year to tropical year conversion table
| sidereal year | tropical year |
|---|---|
| 1 | 1.000039 |
| 2 | 2.000078 |
| 5 | 5.000194 |
| 10 | 10.000388 |
| 20 | 20.000776 |
| 50 | 50.001939 |
| 100 | 100.003879 |
Sidereal year to tropical year formula
To convert sidereal year to tropical year, multiply by 1.000039.
1 = 1.000039
Example: 1 sidereal year = 1.000039 tropical year
Common time conversion mistakes
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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 tropical year conversion quiz
Score:
0
4.4 tropical year equals 4.4 sidereal year.
Correct answer: 4.4 tropical year = 4.4 sidereal year.
1.3 sidereal year equals 1.11 tropical year.
Correct answer: 1.3 sidereal year = 1.3 tropical year.
13.3 tropical year equals 13.3 sidereal year.
Correct answer: 13.3 tropical year = 13.3 sidereal year.
174 tropical year equals 174 sidereal year.
Correct answer: 174 tropical year = 174 sidereal year.
15.1 sidereal year equals 12.8 tropical year.
Correct answer: 15.1 sidereal year = 15.1 tropical year.