Convert from kerat to yottameter

Unit Definition (kerat)
The kerat is a traditional Middle Eastern unit of length, equal to about 9/8 inch or 2.86 centimeters. The unit has the same Arabic root as the carat or karat.

Unit Definition (yottameter)
The yottametre (or yottameter), symbol: Ym, is a unit of distance. One yottametre is equal to 1x10+24 (1e+24) in scientific notation. Which is a very large distance. Note this is different from a yoctometre, which is 1e-24, a very small distance.