reading in row 215, column F_CHAN 
(1.000000, 68.000000) 
reading in row 215, column N_CHAN 
(66.000000, 130.000000) 
reading in row 215, column MATRIX 
(5.842518e-06, 7.290097e-06, 8.188037e-06, 9.157882e-06, 1.018355e-05, ...)