Table guide: DISP_COEFF_LSS
 
 
FITS keyword content
SLIT  number of slitlet in which the dispersion relation has been determined (LSS: always 1)
ROW  row in which the dispersion relation has been determined (Y coordinate of center row, offsets of 25 pixels)
same as ROW
COEF_i coefficients of dispersion solution 
BASURA technical parameter