Conversion number between year (mean tropical) [a, y, or yr] and month (sidereal) is 13.368227883437. This means, that year (mean tropical) is bigger unit than month (sidereal).
Switch to reverse conversion:
from month (sidereal) to year (mean tropical) conversion
| [a, y, or yr] |
Result in month (sidereal)
?If conversion between year (mean tropical) to second and second to month (sidereal) is exactly definied, high precision conversion from year (mean tropical) to month (sidereal) is enabled.
Since definition contain rounded number(s) too, there is no sense for high precision calculation, but if you want, you can enable it. Keep in mind, that converted number will be inaccurate due this rounding error!
| Start value: | [year (mean tropical)] |
| Step size | [year (mean tropical)] |
| How many lines? | (max 100) |
| year (mean tropical) | month (sidereal) |
|---|---|
| 0 | 0 |
| 10 | 133.68227883437 |
| 20 | 267.36455766873 |
| 30 | 401.0468365031 |
| 40 | 534.72911533746 |
| 50 | 668.41139417183 |
| 60 | 802.09367300619 |
| 70 | 935.77595184056 |
| 80 | 1069.4582306749 |
| 90 | 1203.1405095093 |
| 100 | 1336.8227883437 |
| 110 | 1470.505067178 |
Definition of year (mean tropical) unit: ≈ 365.242190402 d. Tropical year is the length of time it takes for the Sun to return to the same position in the cycle of seasons, approximately 365.24219 days
Definition of month (sidereal) unit: ≈ 27.321661 days. "It is the time it takes the Moon to go around Earth measured from a fixed point. Sideric month is not completely constant, an average value has been used for calculating."
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