Bernese GNSS Software Version 5.2 Tutorial

3 Terminal Session: Pole and Orbit Preparation...-------------------------------------------------------------------------------RMS ERRORS AND MAX. RESIDUALS ARC NUMBER: 1 ITERATION: 4-------------------------------------------------------------------------------QUADRATIC MEAN OF O-C (M) MAX. RESIDUALS (M)SAT #POS RMS (M) TOTAL RADIAL ALONG OUT RADIAL ALONG OUT--- ---- ------- ----------------------------- --------------------1 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.0022 96 0.001 0.001 0.000 0.001 0.001 0.001 0.002 0.0023 96 0.001 0.001 0.001 0.001 0.001 0.003 0.003 0.0024 96 0.001 0.001 0.001 0.001 0.001 0.001 0.002 0.0025 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.0036 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.0027 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.0038 96 0.001 0.001 0.001 0.001 0.001 0.003 0.003 0.0039 96 0.001 0.001 0.001 0.001 0.001 0.002 0.004 0.00210 96 0.001 0.001 0.001 0.001 0.001 0.001 0.002 0.00211 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.00212 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.00213 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.002...28 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.00229 96 0.001 0.001 0.001 0.001 0.001 0.002 0.002 0.00130 96 0.001 0.001 0.001 0.001 0.001 0.003 0.003 0.00231 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.00232 96 0.001 0.001 0.001 0.001 0.001 0.003 0.003 0.002101 96 0.001 0.001 0.001 0.001 0.001 0.002 0.002 0.002102 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.003103 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.002104 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.003105 96 0.001 0.001 0.001 0.001 0.001 0.001 0.003 0.002107 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.002...121 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.002122 96 0.001 0.001 0.001 0.001 0.001 0.002 0.003 0.002123 96 0.001 0.001 0.001 0.001 0.001 0.001 0.002 0.002124 96 0.001 0.001 0.001 0.001 0.001 0.001 0.003 0.002-------------------------------------------------------------------------------...The most important information in the output file are the RMS errors for each satellite.These should be 1 mm (for older orbits it may also achieve 3. . . 5 mm) if preciseorbits from CODE were used together with the consistent EOP information (theactual RMS errors depend on the quality of the precise orbits, on the pole file usedfor the transformation between IERS Terrestrial Reference Frame (ITRF) and InternationalCelestial Reference Frame (ICRF) in PRETAB, and on the orbit model used inORBGEN).Comparing the RMS error from the third and the fourth iteration you will see that threeiterations should already be enough to produce precise standard orbits for GNSS satellites.The file${P}/INTRO/OUT/ORB10207.LST summarizes the orbit fit RMS values in one table:EXAMPLE: Session 102070: Standard orbit generation 10-JAN-14 17:44TIME FROM DAY : 1 GPS WEEK: 1594TO DAY : 2 GPS WEEK: 1594-------------------------------------------------------------------------------ORBIT REPEATABILITY FROM A 1-DAY FIT THROUGH DAILY ORBIT SOLUTIONS (MM)# ECLIPSING SATELLITES: 5 E / 0 M ( 0 EM)----------------------------- ... ---------------------- ... ---------------------------- ...ECL .. .. .. .. .. .. .. E. E. E. .. .. .. .. .. .. .. ..DOY 1 2 3 4 5 6 ... 12 13 14 15 16 ... 32 101 102 103 104 105 107 ...----------------------------- ... ---------------------- ... ---------------------------- ...207 1 1 1 1 1 1 ... 1 1 1 1 1 ... 1 1 1 1 1 1 1 ...----------------------------- ... ---------------------- ... ---------------------------- ...ALL 1 1 1 1 1 1 ... 1 1 1 1 1 ... 1 1 1 1 1 1 1 ...----------------------------- ... ---------------------- ... ---------------------------- ...The output shows that 5 satellites are in eclipse (indicated above the satellite number byE for Earth or M for Moon).Page 24AIUB