Package | Description |
---|---|
org.orekit.data |
This package provide base classes for exploring the configured data
directory tree and read external data that can be used by the library.
|
org.orekit.time |
This independent package provides classes to handle epochs, time scales,
and to compare instants together.
|
org.orekit.utils |
This package provides useful objects.
|
Constructor and Description |
---|
FundamentalNutationArguments(IERSConventions conventions,
TimeScale timeScale,
InputStream stream,
String name)
Build a model of fundamental arguments from an IERS table file.
|
FundamentalNutationArguments(IERSConventions conventions,
TimeScale timeScale,
List<double[]> coefficients)
Build a model of fundamental arguments from an IERS table file.
|
Modifier and Type | Class and Description |
---|---|
class |
GalileoScale
Galileo system time scale.
|
class |
GMSTScale
Greenwich Mean Sidereal Time.
|
class |
GPSScale
GPS time scale.
|
class |
TAIScale
International Atomic Time.
|
class |
TCBScale
Barycentric Coordinate Time.
|
class |
TCGScale
Geocentric Coordinate Time.
|
class |
TDBScale
Barycentric Dynamic Time.
|
class |
TTScale
Terrestrial Time as defined by IAU(1991) recommendation IV.
|
class |
UT1Scale
Universal Time 1.
|
class |
UTCScale
Coordinated Universal Time.
|
Modifier and Type | Method and Description |
---|---|
DateTimeComponents |
AbsoluteDate.getComponents(TimeScale timeScale)
Split the instance into date/time components.
|
double |
AbsoluteDate.offsetFrom(AbsoluteDate instant,
TimeScale timeScale)
Compute the apparent clock offset between two instant in the
perspective of a specific
time scale . |
double |
AbsoluteDate.timeScalesOffset(TimeScale scale1,
TimeScale scale2)
Compute the offset between two time scales at the current instant.
|
Date |
AbsoluteDate.toDate(TimeScale timeScale)
Convert the instance to a Java
Date . |
String |
AbsoluteDate.toString(TimeScale timeScale)
Get a String representation of the instant location.
|
Constructor and Description |
---|
AbsoluteDate(AbsoluteDate reference,
double apparentOffset,
TimeScale timeScale)
Build an instance from an apparent clock offset with respect to another
instant in the perspective of a specific
time scale . |
AbsoluteDate(DateComponents date,
TimeComponents time,
TimeScale timeScale)
Build an instance from a location in a
time scale . |
AbsoluteDate(DateComponents date,
TimeScale timeScale)
Build an instance from a location in a
time scale . |
AbsoluteDate(DateTimeComponents location,
TimeScale timeScale)
Build an instance from a location in a
time scale . |
AbsoluteDate(Date location,
TimeScale timeScale)
Build an instance from a location in a
time scale . |
AbsoluteDate(int year,
int month,
int day,
int hour,
int minute,
double second,
TimeScale timeScale)
Build an instance from a location in a
time scale . |
AbsoluteDate(int year,
int month,
int day,
TimeScale timeScale)
Build an instance from a location in a
time scale . |
AbsoluteDate(int year,
Month month,
int day,
int hour,
int minute,
double second,
TimeScale timeScale)
Build an instance from a location in a
time scale . |
AbsoluteDate(int year,
Month month,
int day,
TimeScale timeScale)
Build an instance from a location in a
time scale . |
AbsoluteDate(String location,
TimeScale timeScale)
Build an instance from a location (parsed from a string) in a
time scale . |
Modifier and Type | Method and Description |
---|---|
TimeFunction<DerivativeStructure> |
IERSConventions.getEarthOrientationAngleFunction(TimeScale ut1)
Get the function computing the raw Earth Orientation Angle.
|
abstract TimeFunction<DerivativeStructure> |
IERSConventions.getGASTFunction(TimeScale ut1,
EOPHistory eopHistory)
Get the function computing Greenwich apparent sidereal time, in radians.
|
abstract TimeFunction<DerivativeStructure> |
IERSConventions.getGMSTFunction(TimeScale ut1)
Get the function computing Greenwich mean sidereal time, in radians.
|
abstract FundamentalNutationArguments |
IERSConventions.getNutationArguments(TimeScale timeScale)
Get the fundamental nutation arguments.
|
abstract TimeFunction<double[]> |
IERSConventions.getTideFrequencyDependenceFunction(TimeScale ut1)
Get the function computing frequency dependent terms (ΔC₂₀, ΔC₂₁, ΔS₂₁, ΔC₂₂, ΔS₂₂).
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