: It is the only almanac globally that provides detailed information across four major calculation categories: Surya Siddhanta , Aryabhatiya Siddhanta , Vakya , and Drik Ganita .
The ancient solar-centric calculation model. ontikoppal panchangam 1993 pdf
The year fell under Shaka Samvat 1915 and Vikram Samvat 2050. : It is the only almanac globally that
