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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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1. Introduction and Overview<br />

Table 1.1: Parameter types implemented in the <strong>Bernese</strong> <strong>GPS</strong> <strong>Software</strong> <strong>Version</strong> <strong>5.0</strong> .<br />

Parameter Description available in Main<br />

<strong>GPS</strong>EST ADDNEQ2 Reference<br />

Station Coordi- Rectangular coordinates X, Y, Z in Yes Yes Ch. 10<br />

nates<br />

the ITRF (at present the ITRF2005<br />

is used). The results are also<br />

expressed in the (user defined)<br />

geodetic datum (λ, β, h).<br />

Station Velocities In program ADDNEQ2 station<br />

velocities may be set up if a long<br />

time series of NEQ systems<br />

containing the same stations is<br />

available.<br />

No Yes Ch. 10<br />

Epoch specific sta- A set of station coordinates is Yes No Ch. 10<br />

tion coordinates assigned to each epoch (kinematic<br />

surveys).<br />

Receiver Clock Estimation using code and phase Yes No Ch. 14<br />

Corrections zero-difference data (e.g., for time<br />

transfer) relative to a reference<br />

clock.<br />

Satellite Clock Cor- Estimation using code and phase Yes No Ch. 14<br />

rections zero-difference data.<br />

Differential code bi- P1-P2 and P1-C1 code biases for Yes Yes Ch. 13<br />

ases<br />

receivers and satellites. Also<br />

multipliers to verify the tracking<br />

technology of a receiver may be<br />

estimated.<br />

Phase Ambiguities One initial phase ambiguity<br />

parameter has to be assigned to<br />

each (linearly independent) double<br />

difference. Resolved ambiguities may<br />

be introduced in subsequent<br />

program runs.<br />

Yes No Ch. 8<br />

Receiver Antenna Antenna phase center variations Yes No Ch. 16<br />

Phase Center may be modeled using different<br />

Variations techniques. Model parameters may<br />

be determined.<br />

Mean Receiver An- May be estimated for antenna Yes No Ch. 16<br />

tenna Phase Center calibration experiments if site<br />

Offsets<br />

coordinates are accurately known.<br />

Satellite Antenna Such offsets may be assigned to Yes Yes Ch. 16<br />

Phase Center different types of spacecraft (e.g.,<br />

Offsets<br />

<strong>GPS</strong> Block IIA, Block-IIR, or<br />

GLONASS satellites).<br />

Satellite Antenna Phase patterns may be assigned to Yes Yes Ch. 16<br />

Phase<br />

Variations<br />

Center different types of spacecraft.<br />

continued on next page<br />

Page 4 AIUB

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