I am not trying to prove that he measured it rather I am refusing to make assumptions I am arguing to So Sayana was probably guessing and he was wrong that a guess not more probable than a measurement not knowing where he got the data from going by the accuracy of the Secondly Sayana s verse is a commentary on a verse in the Rigveda It s not a verse in the Rgveda the original verse has no relation to this topic except that it is in praise of the sun