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Christopher Reis
Satellite
Commits
537ee6ec
Commit
537ee6ec
authored
Oct 16, 2015
by
Christopher Reis
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Added satellite pass start and orbit tracks
Starting to move all sat data to SatelliteTrack
parent
350c547d
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1 changed file
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159 additions
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3 deletions
+159
-3
SatelliteTrack.java
src/satellite/SatelliteTrack.java
+159
-3
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src/satellite/SatelliteTrack.java
View file @
537ee6ec
package
satellite
;
import
java.util.ArrayList
;
import
java.util.Date
;
import
predict4java.*
;
public
class
SatelliteTrack
{
public
void
getTLE
(){
private
String
name
;
private
Satellite
satellite
;
private
SatPassTime
satPassTime
;
private
Boolean
isVisible
;
private
ArrayList
<
satPosition
>
dayOrbit
;
private
ArrayList
<
satPosition
>
singleOrbit
;
private
ArrayList
<
satPosition
>
doubleOrbit
;
private
ArrayList
<
satPosition
>
tripleOrbit
;
public
SatelliteTrack
(
String
name
,
String
[]
tleData
){
TLE
tle
=
new
TLE
(
tleData
);
this
.
name
=
name
;
this
.
satellite
=
SatelliteFactory
.
createSatellite
(
tle
);
this
.
satellite
.
calculateSatelliteVectors
(
new
Date
());
this
.
dayOrbit
=
getDayOrbit
(
this
.
satellite
);
this
.
singleOrbit
=
getSingleOrbit
(
this
.
satellite
);
this
.
doubleOrbit
=
getDoubleOrbit
(
this
.
satellite
);
this
.
tripleOrbit
=
getTripleOrbit
(
this
.
satellite
);
}
public
TLE
getTLE
(){
return
this
.
satellite
.
getTLE
();
}
public
String
getConstillation
(){
return
"TBD"
;
}
public
Boolean
isVisible
(){
return
isVisible
;
}
public
ArrayList
<
satPosition
>
getDayOrbit
(){
return
dayOrbit
;
}
public
ArrayList
<
satPosition
>
getSingleOrbit
(){
return
singleOrbit
;
}
public
ArrayList
<
satPosition
>
getDoubleOrbit
(){
return
doubleOrbit
;
}
public
ArrayList
<
satPosition
>
getTripleOrbit
(){
return
tripleOrbit
;
}
public
Date
getNextPassStart
(
GroundStationPosition
gpos
){
SatPassTime
satPassTime
=
null
;
Date
pass
=
new
Date
(
0
);
if
(!
this
.
satellite
.
willBeSeen
(
gpos
)){
return
pass
;
}
else
{
PassPredictor
nextPass
=
null
;
try
{
nextPass
=
new
PassPredictor
(
this
.
satellite
.
getTLE
(),
gpos
);
}
catch
(
IllegalArgumentException
|
SatNotFoundException
e
)
{
// TODO Auto-generated catch block
e
.
printStackTrace
();
}
try
{
satPassTime
=
nextPass
.
nextSatPass
(
new
Date
());
return
satPassTime
.
getStartTime
();
}
catch
(
SatNotFoundException
e
)
{
// TODO Auto-generated catch block
e
.
printStackTrace
();
}
}
return
pass
;
}
private
void
updateSatPassTime
(){
//TODO move sat pass data from getNextPass
}
public
void
getConstillation
(){
private
ArrayList
<
satPosition
>
getDayOrbit
(
Satellite
trackedSat
){
ArrayList
<
satPosition
>
dayOrbit
=
new
ArrayList
<
satPosition
>();
Date
now
=
new
Date
();
long
timeNow
=
now
.
getTime
();
for
(
int
i
=
0
;
i
<
8640
;
i
++){
//10s of seconds in a day
Date
increment
=
new
Date
(
timeNow
+
i
*
10000
);
trackedSat
.
calculateSatelliteVectors
(
increment
);
dayOrbit
.
add
(
new
satPosition
(
trackedSat
.
calculateSatelliteGroundTrack
().
getLatitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getLongitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getAltitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getTime
()));
}
System
.
out
.
println
(
"Calculated 24hr Orbit for: "
+
trackedSat
.
getTLE
().
getName
());
return
dayOrbit
;
}
private
ArrayList
<
satPosition
>
getSingleOrbit
(
Satellite
trackedSat
){
//Array to store orbit
ArrayList
<
satPosition
>
singleOrbit
=
new
ArrayList
<
satPosition
>();
Date
now
=
new
Date
();
long
timeNow
=
now
.
getTime
();
trackedSat
.
calculateSatelliteVectors
(
now
);
//Iterate through one orbit
double
meanMotion
=
trackedSat
.
getTLE
().
getMeanmo
();
double
period
=
8460
/
meanMotion
;
for
(
int
i
=
0
;
i
<
period
;
i
++){
//Seconds in a day
Date
increment
=
new
Date
(
timeNow
+
i
*
10000
);
trackedSat
.
calculateSatelliteVectors
(
increment
);
singleOrbit
.
add
(
new
satPosition
(
trackedSat
.
calculateSatelliteGroundTrack
().
getLatitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getLongitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getAltitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getTime
()));
}
System
.
out
.
println
(
"Calculated Single Orbit for: "
+
trackedSat
.
getTLE
().
getName
());
return
singleOrbit
;
}
private
ArrayList
<
satPosition
>
getDoubleOrbit
(
Satellite
trackedSat
){
//Array to store orbit
ArrayList
<
satPosition
>
doubleOrbit
=
new
ArrayList
<
satPosition
>();
Date
now
=
new
Date
();
long
timeNow
=
now
.
getTime
();
trackedSat
.
calculateSatelliteVectors
(
now
);
//Iterate through two orbits
double
meanMotion
=
trackedSat
.
getTLE
().
getMeanmo
();
double
period
=
8460
/
meanMotion
;
for
(
int
i
=
0
;
i
<
period
*
2
;
i
++){
//Seconds in a day
Date
increment
=
new
Date
(
timeNow
+
i
*
10000
);
trackedSat
.
calculateSatelliteVectors
(
increment
);
doubleOrbit
.
add
(
new
satPosition
(
trackedSat
.
calculateSatelliteGroundTrack
().
getLatitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getLongitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getAltitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getTime
()));
}
System
.
out
.
println
(
"Calculated Double Orbit for: "
+
trackedSat
.
getTLE
().
getName
());
return
doubleOrbit
;
}
private
ArrayList
<
satPosition
>
getTripleOrbit
(
Satellite
trackedSat
){
//Array to store orbit
ArrayList
<
satPosition
>
tripleOrbit
=
new
ArrayList
<
satPosition
>();
Date
now
=
new
Date
();
long
timeNow
=
now
.
getTime
();
trackedSat
.
calculateSatelliteVectors
(
now
);
//Iterate through two orbits
double
meanMotion
=
trackedSat
.
getTLE
().
getMeanmo
();
double
period
=
8460
/
meanMotion
;
for
(
int
i
=
0
;
i
<
period
*
3
;
i
++){
//Seconds in a day
Date
increment
=
new
Date
(
timeNow
+
i
*
10000
);
trackedSat
.
calculateSatelliteVectors
(
increment
);
tripleOrbit
.
add
(
new
satPosition
(
trackedSat
.
calculateSatelliteGroundTrack
().
getLatitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getLongitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getAltitude
(),
trackedSat
.
calculateSatelliteGroundTrack
().
getTime
()));
}
System
.
out
.
println
(
"Calculated Triple Orbit for: "
+
trackedSat
.
getTLE
().
getName
());
return
tripleOrbit
;
}
}
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