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Time conversions

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All Time units

Second [s]
1 Minute [min] = 60 Second [s]
1 Hour [h] = 3600 Second [s]
1 Day [d] = 86400 Second [s]
1 Week [week] = 604800 Second [s]
1 Month [month] = 2628000 Second [s]
1 Year [y] = 31557600 Second [s]
1 Millisecond [ms] = 0.001 Second [s]
1 Microsecond [µs] = 0.000001 Second [s]
1 Nanosecond [ns] = 1e-9 Second [s]
1 Picosecond [ps] = 1e-12 Second [s]
1 Femtosecond [fs] = 1e-15 Second [s]
1 Attosecond [as] = 1e-18 Second [s]
1 Decade [decade] = 315576000 Second [s]
1 Century [century] = 3155760000 Second [s]
1 Millennium [millennium] = 31557600000 Second [s]
1 Shake [shake] = 1e-8 Second [s]
1 Planck Time [tₚ] = 5.39056e-44 Second [s]
1 Month (Synodic) [month (synodic)] = 2551443.8 Second [s]
1 Year (Julian) [y (Julian)] = 31557600 Second [s]
1 Year (Leap) [y (leap)] = 31622400 Second [s]
1 Year (Tropical) [y (tropical)] = 31556930 Second [s]
1 Year (Sidereal) [y (sidereal)] = 31558150 Second [s]
1 Day (Sidereal) [d (sidereal)] = 86164.09 Second [s]
1 Hour (Sidereal) [h (sidereal)] = 3590.1704 Second [s]
1 Minute (Sidereal) [min (sidereal)] = 59.836174 Second [s]
1 Second (Sidereal) [s (sidereal)] = 0.99726956 Second [s]
1 Fortnight [fortnight] = 1209600 Second [s]
1 Septennial [7 years] = 220752000 Second [s]
1 Octennial [8 years] = 252288000 Second [s]
1 Novennial [9 years] = 283824000 Second [s]
1 Quinquennial [5 years] = 157680000 Second [s]
1 Quindecennial [15 years] = 473040000 Second [s]