198.42 (number)

From Tardis Wiki, the free Doctor Who reference

198.42 was a number.

While observing a rocket from the Wheel, Tanya Lernov read readings so that Zoe Heriot could carry out a mental calculation. The lineal reading was 198.42 metres at 23 degrees latitude and 190.03 metres at 24 degrees latitude. (TV: The Wheel in Space)