[m-chrzan]

The javascript implementation defines deg2rad as

  deg * Math.PI / 360

It's been a while since high school math, but shouldn't that be divided by 180? Looks like the numbers in the docs are based on this incorrect conversion.

[whatfreewords]

You're right, thank you. This is a mistake. This will be corrected as quickly as possible.

ETA: This has been corrected. Thank you.