EstimationsProvider (OREKIT 12.2.1 API)

```
public interface EstimationsProvider
```
Interface for retrieving estimated measurements during orbit determination.
Implementations of this interface are provided by the orbit determination engine to user so they can monitor the orbit determination process.

Since:

8.0

Author:

Luc Maisonobe

See Also:

BatchLSObserver

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`EstimatedMeasurement<?>`	`getEstimatedMeasurement(int index)`	Get one estimated measurement.
`int`	`getNumber()`	Get the number of evaluations available.

- Method Detail
  - getNumber
```
int getNumber()
```
    Get the number of evaluations available.
    
    Returns:
    
    number of evaluations available
  - getEstimatedMeasurement
```
EstimatedMeasurement<?> getEstimatedMeasurement(int index)
```
    Get one estimated measurement.
    
    Parameters:
    
    index - index of the estimated measurement, must be between 0 and getNumber() - 1, chronologically sorted
    
    Returns:
    
    estimated measurement at specified index