helek to year (sidereal) conversion

Conversion number between helek and year (sidereal) [a, y, or yr] is 1.0562511928959 × 10-7. This means, that helek is smaller unit than year (sidereal).

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from year (sidereal) to helek conversion

Enter the number in helek:

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eg.: 10.12345 or 1.123e5

Result in year (sidereal)

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High precision conversion

If conversion between helek to second and second to year (sidereal) is exactly definied, high precision conversion from helek to year (sidereal) is enabled.

Since definition contain rounded number(s) too, there is no sense for high precision calculation, but if you want, you can enable it. Keep in mind, that converted number will be inaccurate due this rounding error!


helek to year (sidereal) conversion chart

Start value: [helek]
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helekyear (sidereal)
101.0562511928959 × 10-6
202.1125023857919 × 10-6
303.1687535786878 × 10-6
404.2250047715837 × 10-6
505.2812559644796 × 10-6
606.3375071573756 × 10-6
707.3937583502715 × 10-6
808.4500095431674 × 10-6
909.5062607360633 × 10-6
1001.0562511928959 × 10-5
1101.1618763121855 × 10-5
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Multiple conversion

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Details about helek and year (sidereal) units:

Convert Helek to other unit:


Definition of helek unit: ≡  1⁄1080 h. The helek (or chelek) is a unit of time used in the calculation of the Hebrew calendar. 3600 s / 1080

Convert Year (sidereal) to other unit:

year (sidereal)

Definition of year (sidereal) unit: ≈ 365.256363004 d. Sidereal year is a time taken for Sun to return to the same position with respect to the stars of the celestial sphere, approximately 365.256363 days.

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