type gps_ref jiter   1 nread         0 nkeep       0 num       0
 type gps_ref pen=  0.000000000000000000E+00 qcpen=  0.000000000000000000E+00 r=   0.00000     qcr=   0.00000    
 type gps_ref jiter   2 nread         0 nkeep       0 num       0
 type gps_ref pen=  0.000000000000000000E+00 qcpen=  0.000000000000000000E+00 r=   0.00000     qcr=   0.00000    
 type gps_ref jiter   3 nread         0 nkeep       0 num       0
 type gps_ref pen=  0.000000000000000000E+00 qcpen=  0.000000000000000000E+00 r=   0.00000     qcr=   0.00000