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A decade is a period of 10 years. The word is derived from the Ancient Greek: δεκάς (transliteration=dekas), which means a group of ten. Other words for spans of years also c ..more definition+
In relation to the base unit of [time] => (seconds), 1 Sidereal Years (Sy) is equal to 31558149.504 seconds, while 1 Decades (dec) = 315400000 seconds.671200 Sidereal Years | to common time units |
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671200 Sy | = 21181829947085 seconds (s) |
671200 Sy | = 353030499118.08 minutes (min) |
671200 Sy | = 5883841651.968 hours (hr) |
671200 Sy | = 245160068.832 days (day) |
671200 Sy | = 35022866.976 weeks (wk) |
671200 Sy | = 671671.42145753 years (yr) |
671200 Sy | = 8060057.0574904 months (mo) |
671200 Sy | = 67158.623801791 decades (dec) |
671200 Sy | = 6715.8623801791 centuries (cent) |
671200 Sy | = 671.58623801791 millenniums (mill) |