What is the middle name of Beate Clausdatter Bille's Son ?
Beate Clausdatter Bille:  Beate Bille was the mother of astronomer Tycho Brahe. Tycho Brahe: Tycho Brahe ( , born Tyge Ottesen Brahe (] ); 14 December 154624 October 1601) was a Danish nobleman known for his accurate and comprehensive astronomical and planetary observations.
Ottesen