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Precise Orbit Determination of Global Navigation Satellite System of ...

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Chapter 5 Perturbation Models <strong>of</strong> IGSO,GEO and MEO <strong>Satellite</strong>s <strong>Orbit</strong>s<br />

Difference (meter)<br />

Difference (meter)<br />

-0.01<br />

-0.02<br />

-0.03<br />

-0.04<br />

Difference (kilometer)<br />

0.04<br />

0.03<br />

0.02<br />

0.01<br />

0<br />

-0.01<br />

-0.02<br />

-0.03<br />

dx<br />

dy<br />

dz<br />

-0.04<br />

0 24 48 72 96 120<br />

Time (hour)<br />

144 168 192 216 240<br />

0.04<br />

0.03<br />

0.02<br />

0.01<br />

0<br />

dx<br />

dy<br />

dz<br />

Figure 5-5 The Effect <strong>of</strong> Geopotential Perturbation J 5 Term<br />

0 24 48 72 96 120<br />

Tim e (hour)<br />

144 168 192 216 240<br />

30<br />

20<br />

10<br />

0<br />

-10<br />

-20<br />

-30<br />

Figure 5-6 The Effect <strong>of</strong> Geopotential Perturbation J 6 Term<br />

dx<br />

dy<br />

dz<br />

0 24 48 72 96 120<br />

Tim e (hour)<br />

144 168 192 216 240<br />

Figure 5-7 The Effect <strong>of</strong> Geopotential Perturbation Sectorial and Tesseral Terms, 2≤ n ≤10, 1≤ m ≤n<br />

48

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