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Bernese GPS Software Version 5.0 - Bernese GNSS Software

Bernese GPS Software Version 5.0 - Bernese GNSS Software

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22. Data Structure<br />

CODE’S MONTHLY <strong>GNSS</strong> P1-P2 DCB SOLUTION, YEAR-MONTH 03-05 05-JUN-03 14:17<br />

--------------------------------------------------------------------------------<br />

DIFFERENTIAL (P1-P2) CODE BIASES FOR SATELLITES AND RECEIVERS:<br />

PRN / STATION NAME VALUE (NS) RMS (NS)<br />

*** **************** *****.*** *****.***<br />

G01 -1.552 0.004<br />

G02 -2.823 0.006<br />

G03 -1.072 0.005<br />

G04 0.222 0.009<br />

... ... ...<br />

G29 0.576 0.006<br />

G30 1.421 0.005<br />

G31 -0.036 0.008<br />

R03 0.857 0.030<br />

R05 25.907 0.056<br />

R07 -1.370 0.188<br />

... ... ...<br />

R22 -7.880 0.025<br />

R23 -5.789 0.029<br />

R24 0.630 0.045<br />

Figure 22.27: Differential P1-P2 code biases for <strong>GNSS</strong> satellites (DCB file).<br />

GLONASS. Note that a bias value specific to a receiver is addressed with the corresponding<br />

station name. The type of code biases is indicated by the string “P1-P2” or “P1-C1 in the<br />

header of the file.<br />

More information concerning DCBs may be found in Chapter 13 or in [Schaer, 1999].<br />

22.7.12 Receiver Clock Coefficients<br />

Type: ASCII<br />

Directory: Campaign-specific directory ORB.<br />

Extension: CLK<br />

ATTENTION: same extension and directory as the <strong>Bernese</strong> satellite clock<br />

file.<br />

Content: Receiver clock corrections (for simulation purposes only).<br />

Created by: User-defined.<br />

Used by: <strong>GPS</strong>SIM (”Menu>Service>Generate simulated observation data”).<br />

Example: Figure 22.28 and ${X}/DOC/EXAMPLE2.CLK.<br />

RECEIVER CLOCKS AS POLYNOMIALS OF DEGREE N-1<br />

POLYNOMIAL COEFFICIENTS IN SEC, SEC/DAY, SEC/DAY**2,...<br />

STATION N A0 A1 A2 A3 A4 A5<br />

CHASSERAL 6 -0.003002+0.001234-0.000000+0.010000-0.034556-0.023476<br />

GENEROSO 6 +0.020000-0.010000+0.010000-0.005045-0.000345-0.123456<br />

TITLIS 6 -0.013000+0.020000-0.001234+0.001000-0.006000-0.500000<br />

ZIMMERWALD 6 +0.016017-0.000123+0.000222-0.002000-0.012345+0.000555<br />

Figure 22.28: Receiver clock corrections (for simulation only).<br />

Page 512 AIUB

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