sentences:  "Bisuddhasiddhanta Panjika" was first published in 1890.Gupta Press follows "Suryasiddhanta" with the original format while the version with "corrected" scripture is called "Visuddhasiddhanta".The "Bisuddhasiddhanta Panjika" came into being because an astronomer Madhab Chandra Chattopadhyay, on studying the "panjikas" then in vogue found differences in the actual and astrological position of the planets and stars.