Year (leap) is time unit, symbol: [a, y, or yr]. Definition of 1 year (leap) = 366 d. Leap year has 366 days. The role of leap year is to compensate difference from astronomical- and common calendar year.. Compared to second, year (leap) is bigger unit.
• 1 [a, y, or yr] = (exactly) `31622400` [s]
• 1 [s] = (exactly) `1/(31622400)` [a, y, or yr] = 3.1623153207853 × 10-8 [a, y, or yr]
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Multiply convert of year (leap) to common time units:
[a, y, or yr]Time units sort by name in ABC order
Evan M Manning, 1997, How Many Days Are in a Year? Nasa.gov, page 2, table 1.. http://pumas.jpl.nasa.gov/file...