Attoseconds to Centidays Converter

1 attosecond (as) equals 1.1574074 × 10-21 centidays (cd).

1 attosecond = 1.1574074 × 10-21 centidays

How to convert attoseconds to centidays

cd = as ÷ 8.64 × 1020

To convert attoseconds to centidays, divide the number of attoseconds by 8.64 × 1020.

Example: 1 as to cd

  1. Start with the value in attoseconds: 1 as.
  2. Divide by 8.64 × 1020: 1 ÷ 8.64 × 1020 = 1.1574074 × 10-21.
  3. Result: 1 attosecond = 1.1574074 × 10-21 centidays.

Going the other way, 1 centiday = 8.64 × 1020 attoseconds, so to convert centidays back to attoseconds you multiply by the same number. See centidays to attoseconds.

Attoseconds to centidays conversion table

Attoseconds (as)Centidays (cd)
1 as 1.1574074 × 10-21 cd
2 as 2.3148148 × 10-21 cd
3 as 3.4722222 × 10-21 cd
4 as 4.6296296 × 10-21 cd
5 as 5.787037 × 10-21 cd
6 as 6.9444444 × 10-21 cd
7 as 8.1018519 × 10-21 cd
8 as 9.2592593 × 10-21 cd
9 as 1.0416667 × 10-20 cd
10 as 1.1574074 × 10-20 cd
100 as 1.1574074 × 10-19 cd

What is a attosecond?

The attosecond is 10⁻¹⁸ seconds, the time scale of electrons moving inside atoms.

More about attoseconds →

What is a centiday?

A centiday is one hundredth of a day, 14 minutes 24 seconds.

More about centidays →

Frequently asked questions

How many centidays are in a attosecond?

One attosecond is 1.1574074e-21 centidays.

How many attoseconds are in a centiday?

One centiday is 8.64e20 attoseconds.

What is the formula to convert attoseconds to centidays?

cd = as ÷ 8.64 × 10^20.