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40 lines of header
2 lines of data
17 columns of data separated by commas
Sources of data are JPL server MMONT1, file M01-AB/NAV/Reconstruction_Data/Nav_reconstr_thru_P0338.xls
and pXXXacc.dat from Jim Murphy/PDS
                                          orbit number (-):       4.0
                               periapsis UTC date/time (-):      26-OCT-2001 10:16:46.1058
   periapsis altitude above unknown reference surface (km):  2.91809E+02
            periapsis altitude above 3397.2 km sphere (km):  2.75466E+02
                                     periapsis radius (km):  3.67267E+03
                                 periapsis latitude (degN):  6.76700E+01
                                periapsis longitude (degE):  3.52190E+02
                                       periapsis LST (hrs):  1.82900E+01
                                        periapsis Ls (deg):  2.59880E+02
                                   periapsis vrel (km s-1):  4.57000E+00
                            periapsis semi-major axis (km):  1.67367E+04
                                periapsis eccentricity (-):  7.80562E-01
                               periapsis inclination (deg):  9.35100E+01
                                      spacecraft mass (kg):  4.60800E+02
                                              period (hrs):  1.83000E+01
                     noise in raw acc measurements (m s-2):  7.03116E-04
 1: time after periapsis (s)
 2: radial distance (km)
 3: altitude = radius - periapsis radius + periapsis altitude (km)
 4: raw acceleration, nominally 1-s average (m s-2)
 5: 1-sigma uncertainty in raw acceleration (m s-2)
 6: density derived from raw acceleration (kg m-3)
 7: 1-sigma uncertainty in density derived from raw acceleration (kg m-3)
 8: 7-point running mean of raw acceleration, nominally 7-s average (m s-2)
 9: 1-sigma uncertainty in 7-point mean acceleration (m s-2)
10: density derived from 7-point mean acceleration (kg m-3)
11: 1-sigma uncertainty in density derived from 7-point mean acceleration (kg m-3)
12: 39-point running mean of raw acceleration, nominally 39-s average (m s-2)
13: 1-sigma uncertainty in 39-point mean acceleration (m s-2)
14: density derived from 39-point mean acceleration (kg m-3)
15: 1-sigma uncertainty in density derived from 39-point mean acceleration (kg m-3)
16: latitude (degN)
17: longitude (degE)
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 9.83200E-01, 3.67267E+03, 2.91811E+02, 0.00000E+00, 0.00000E+00, 0.00000E+00, 0.00000E+00, 3.18208E-04, 2.65753E-04, 6.41988E-10, 5.36160E-10, 0.00000E+00, 0.00000E+00, 0.00000E+00, 0.00000E+00, 6.76010E+01, 3.52161E+02
 1.98020E+00, 3.67267E+03, 2.91814E+02, 7.73760E-04, 7.03116E-04, 1.56107E-09, 1.41855E-09, 0.00000E+00, 0.00000E+00, 0.00000E+00, 0.00000E+00, 0.00000E+00, 0.00000E+00, 0.00000E+00, 0.00000E+00, 6.75311E+01, 3.52131E+02