# year (leap) to month (hollow) conversion

Conversion number between year (leap) [a, y, or yr] and month (hollow) [mo] is 12.620689655172. This means, that year (leap) is bigger unit than month (hollow).

### Contents [show][hide]

Switch to reverse conversion:
from month (hollow) to year (leap) conversion

### Enter the number in year (leap):

Decimal Fraction Exponential Expression
 [a, y, or yr]
eg.: 10.12345 or 1.123e5

Result in month (hollow)

?
 precision 0 1 2 3 4 5 6 7 8 9 [info] Decimal: Exponential:

### Calculation process of conversion value

• 1 year (leap) = (exactly) (31622400) / (2505600) = 12.620689655172 month (hollow)
• 1 month (hollow) = (exactly) (2505600) / (31622400) = 0.079234972677596 year (leap)
• ? year (leap) × (31622400  ("s"/"year (leap)")) / (2505600  ("s"/"month (hollow)")) = ? month (hollow)

### High precision conversion

If conversion between year (leap) to second and second to month (hollow) is exactly definied, high precision conversion from year (leap) to month (hollow) is enabled.

Decimal places: (0-800)

year (leap)
Result in month (hollow):
?

### year (leap) to month (hollow) conversion chart

 Start value: [year (leap)] Step size [year (leap)] How many lines? (max 100)

visual:
year (leap)month (hollow)
00
10126.20689655172
20252.41379310345
30378.62068965517
40504.8275862069
50631.03448275862
60757.24137931034
70883.44827586207
801009.6551724138
901135.8620689655
1001262.0689655172
1101388.275862069
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## Multiple conversion

Enter numbers in year (leap) and click convert button.
One number per line.

Converted numbers in month (hollow):
Click to select all

## Details about year (leap) and month (hollow) units:

Convert Year (leap) to other unit:

### year (leap)

Definition of year (leap) unit: = 366 d. Leap year has 366 days. The role of leap year is to compensate difference from astronomical- and common calendar year.

Convert Month (hollow) to other unit:

### month (hollow)

Definition of month (hollow) unit: ≡ 29 d. Hollow month = 29 days × 86400 sec.

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