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| abstraction > mathematical concept > unit > time unit > second unit > mean solar second |
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| mean solar second comparison table | ||||
| Subject | is an instance of | is a kind of | has value | has definition |
|---|---|---|---|---|
| second unit | time unit | |||
| mean solar second | second unit | 1/86400 mean solar day | 1/86400 of a mean solar day (cf. ephemeris second). |
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