| Package | Description | 
|---|---|
| agi.foundation.propagators | 
 Contains types used in producing the state of an object from a known element set. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
CelestrakGeneralPerturbationElements
Celestrak general perturbation (GP) orbital elements. 
 | 
class  | 
TwoLineElementSet
A NORAD two-line element set (TLE). 
 | 
class  | 
UsafGeneralPerturbationElements
United States Air Force (USAF) general perturbation (GP) orbital elements. 
 |