public class RADecDistanceComparator extends java.lang.Object implements java.util.Comparator<StandardStar>
| Constructor and Description |
|---|
RADecDistanceComparator(RightAscension targetRA,
Declination targetDec)
Class constructor, sets the reference position.
|
| Modifier and Type | Method and Description |
|---|---|
double |
angularDistance(RightAscension extRA,
Declination extDec)
Calculates the Euclidean angularDistance in degrees from the reference position
|
int |
compare(StandardStar star1,
StandardStar star2)
The auxiliary function that is used for sorting
|
public RADecDistanceComparator(RightAscension targetRA, Declination targetDec)
targetRA - targetDec - public double angularDistance(RightAscension extRA, Declination extDec)
extRA - extDec - public int compare(StandardStar star1, StandardStar star2)
compare in interface java.util.Comparator<StandardStar>