In contrast , the Arya Siddhanta calculates the duration of Vrsabha to be 31 days , 9 hours , 37 minutes and 36 seconds .
For example , the Surya Siddhanta calculates the duration of Vrishabha to be 31 days , 10 hours , 5 minutes and 12 seconds .
The Arya Siddhanta calculates the duration of Vrishabha to be 31 days , 9 hours , 37 minutes and 36 seconds .
For example , the Surya Siddhanta calculates the duration of Vrishabha to be 31 days , 10 hours , 5 minutes and 12 seconds .