Conversion number between day (sidereal) [d (sidereal)] and lustre; lustrum is 0.00054644907744059. This means, that day (sidereal) is smaller unit than lustre; lustrum.
Switch to reverse conversion:
from lustre; lustrum to day (sidereal) conversion
| [d (sidereal)] |
Result in lustre; lustrum
?If conversion between day (sidereal) to second and second to lustre; lustrum is exactly definied, high precision conversion from day (sidereal) to lustre; lustrum 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: | [day (sidereal)] |
| Step size | [day (sidereal)] |
| How many lines? | (max 100) |
| day (sidereal) | lustre; lustrum |
|---|---|
| 0 | 0 |
| 10 | 0.0054644907744059 |
| 20 | 0.010928981548812 |
| 30 | 0.016393472323218 |
| 40 | 0.021857963097624 |
| 50 | 0.02732245387203 |
| 60 | 0.032786944646436 |
| 70 | 0.038251435420842 |
| 80 | 0.043715926195248 |
| 90 | 0.049180416969653 |
| 100 | 0.054644907744059 |
| 110 | 0.060109398518465 |
Definition of day (sidereal) unit: ≈ 23 h, 56 min, 4.0916 sec. A sidereal day is the time needed for the Earth to rotate once around its axis so that the distant stars appear in the same position in the sky. This is ~4 minutes shorter than the solar day.
Definition of lustre; lustrum unit: ≡ 5 years (of 365 d). A lustre is a period of five years. Its use dates back to Ancient Rome, when a lustrum was a five-year period at the end of which a full census of the Roman population would be carried out. = 5*365*86400 = 157.68 Ms
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