Satellite%20Communications%20Lecture%204

1
Satellite Communications Lecture 4

• Visibility Test and
• Orbital Perturbations

2
Visibility Test
3
Operational Limitations
4
Orbital Perturbations
Drawbacks in previous assumptions
5
Actual Earth Model
6
Other Heavenly Bodies
7
Atmospheric Drag
8
Other Perturbations
9
Drift in a GEO satellites
Example 2.3.1