DSSTZonalContext (OREKIT 13.0-SNAPSHOT API)

java.lang.Object
- org.orekit.propagation.semianalytical.dsst.forces.ForceModelContext
- - org.orekit.propagation.semianalytical.dsst.forces.DSSTGravityContext
  - - org.orekit.propagation.semianalytical.dsst.forces.DSSTZonalContext

```
public class DSSTZonalContext
extends DSSTGravityContext
```
This class is a container for the common parameters used in DSSTZonal.
It performs parameters initialization at each integration step for the Zonal contribution to the central body gravitational perturbation.

Since:

10.0

Author:

Bryan Cazabonne

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`double`	`getBB()`	Get B * B.
`double`	`getChi3()`	Getter for the Χ³.
`double`	`getCXO2N2A2()`	Get (C * χ) / ( 2 * n² * a² ).
`double`	`getHK()`	Get h * k.
`double`	`getK2MH2()`	Get k² - h².
`double`	`getK2MH2O2()`	Get (k² - h²) / 2.
`double`	`getOON2A2()`	Get 1 / (n² * a²).
`double`	`getX2ON2A2XP1()`	Get (χ²) / (n² * a² * (χ + 1 ) ).
`double`	`getX3ON2A()`	Get χ³ / (n² * a).
`double`	`getXON2A2()`	Get χ / (n² * a²).

Methods inherited from class org.orekit.propagation.semianalytical.dsst.forces.DSSTGravityContext
getA, getAlpha, getAx2oA, getBeta, getBoA, getBoABpo, getBodyFixedToInertialTransform, getChi, getChi2, getCo2AB, getGamma, getMeanMotion, getMuoa, getOoAB, getRoa

Methods inherited from class org.orekit.propagation.semianalytical.dsst.forces.ForceModelContext
getAuxiliaryElements

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - getChi3
```
public double getChi3()
```
    Getter for the Χ³.
    
    Returns:
    
    the Χ³
  - getHK
```
public double getHK()
```
    Get h * k.
    
    Returns:
    
    hk
  - getK2MH2
```
public double getK2MH2()
```
    Get k² - h².
    
    Returns:
    
    k2mh2
  - getK2MH2O2
```
public double getK2MH2O2()
```
    Get (k² - h²) / 2.
    
    Returns:
    
    k2mh2o2
  - getOON2A2
```
public double getOON2A2()
```
    Get 1 / (n² * a²).
    
    Returns:
    
    oon2a2
  - getX3ON2A
```
public double getX3ON2A()
```
    Get χ³ / (n² * a).
    
    Returns:
    
    x3on2a
  - getXON2A2
```
public double getXON2A2()
```
    Get χ / (n² * a²).
    
    Returns:
    
    xon2a2
  - getCXO2N2A2
```
public double getCXO2N2A2()
```
    Get (C * χ) / ( 2 * n² * a² ).
    
    Returns:
    
    cxo2n2a2
  - getX2ON2A2XP1
```
public double getX2ON2A2XP1()
```
    Get (χ²) / (n² * a² * (χ + 1 ) ).
    
    Returns:
    
    x2on2a2xp1
  - getBB
```
public double getBB()
```
    Get B * B.
    
    Returns:
    
    BB