helek to atomic unit of time conversion

Conversion number between helek and atomic unit of time [au] is 1.3780457778831 × 10+17. This means, that helek is bigger unit than atomic unit of time.

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from atomic unit of time to helek conversion

Enter the number in helek:

Decimal Fraction Exponential Expression
eg.: 10.12345 or 1.123e5

Result in atomic unit of time

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High precision conversion

If conversion between helek to second and second to atomic unit of time is exactly definied, high precision conversion from helek to atomic unit of time 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 atomic unit of time conversion chart

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helekatomic unit of time
101.3780457778831 × 10+18
202.7560915557662 × 10+18
304.1341373336493 × 10+18
405.5121831115324 × 10+18
506.8902288894155 × 10+18
608.2682746672986 × 10+18
709.6463204451817 × 10+18
801.1024366223065 × 10+19
901.2402412000948 × 10+19
1001.3780457778831 × 10+19
1101.5158503556714 × 10+19
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Multiple conversion

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Details about helek and atomic unit of time 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 Atomic unit of time to other unit:

atomic unit of time

Definition of atomic unit of time unit: ≡ a0/(α·c). This is the smallest meaningful time unit under which an electron takes a circle on the first Bohr pitch divided by 2π.

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