static void
JSOFA.jauApco(double date1,
double date2,
double[][] ebpv,
double[] ehp,
double x,
double y,
double s,
double theta,
double elong,
double phi,
double hm,
double xp,
double yp,
double sp,
double refa,
double refb,
JSOFA.Astrom astrom)
For a terrestrial observer, prepare star-independent astrometry
parameters for transformations between ICRS and observed
coordinates.
static double
JSOFA.jauApco13(double utc1,
double utc2,
double dut1,
double elong,
double phi,
double hm,
double xp,
double yp,
double phpa,
double tc,
double rh,
double wl,
JSOFA.Astrom astrom)
For a terrestrial observer, prepare star-independent astrometry
parameters for transformations between ICRS and observed
coordinates.
static void
JSOFA.jauApio(double sp,
double theta,
double elong,
double phi,
double hm,
double xp,
double yp,
double refa,
double refb,
JSOFA.Astrom astrom)
For a terrestrial observer, prepare star-independent astrometry
parameters for transformations between CIRS and observed
coordinates.
static void
JSOFA.jauApio13(double utc1,
double utc2,
double dut1,
double elong,
double phi,
double hm,
double xp,
double yp,
double phpa,
double tc,
double rh,
double wl,
JSOFA.Astrom astrom)
For a terrestrial observer, prepare star-independent astrometry
parameters for transformations between CIRS and observed
coordinates.
JSOFA.jauAtco13(double rc,
double dc,
double pr,
double pd,
double px,
double rv,
double utc1,
double utc2,
double dut1,
double elong,
double phi,
double hm,
double xp,
double yp,
double phpa,
double tc,
double rh,
double wl)
ICRS RA,Dec to observed place.
JSOFA.jauAtio13(double ri,
double di,
double utc1,
double utc2,
double dut1,
double elong,
double phi,
double hm,
double xp,
double yp,
double phpa,
double tc,
double rh,
double wl)
CIRS RA,Dec to observed place.
JSOFA.jauAtoc13(String type,
double ob1,
double ob2,
double utc1,
double utc2,
double dut1,
double elong,
double phi,
double hm,
double xp,
double yp,
double phpa,
double tc,
double rh,
double wl)
Observed place at a groundbased site to to ICRS astrometric RA,Dec.
JSOFA.jauAtoi13(String type,
double ob1,
double ob2,
double utc1,
double utc2,
double dut1,
double elong,
double phi,
double hm,
double xp,
double yp,
double phpa,
double tc,
double rh,
double wl)
Gregorian Calendar to Julian Date.
Format for output a 2-part Julian Date (or in the case of UTC a
quasi-JD form that includes special provision for leap seconds).
static double
JSOFA.jauDat(int iy,
int im,
int id,
double fd)
For a given UTC date, calculate delta(AT) = TAI-UTC.
JSOFA.jauDtf2d(String scale,
int iy,
int im,
int id,
int ihr,
int imn,
double sec)
Encode date and time fields into 2-part Julian Date (or in the case
of UTC a quasi-JD form that includes special provision for leap
seconds).
Earth reference ellipsoids.
Transform geocentric coordinates to geodetic using the specified
reference ellipsoid.
JSOFA.jauGc2gde(double a,
double f,
double[] xyz)
Transform geocentric coordinates to geodetic for a reference
ellipsoid of specified form.
static double[]
JSOFA.jauGd2gc(int n,
double elong,
double phi,
double height)
Transform geodetic coordinates to geocentric using the specified
reference ellipsoid.
Julian Date to Gregorian year, month, day, and fraction of a day.
static double[][]
JSOFA.jauPlan94(double date1,
double date2,
int np)
Approximate heliocentric position and velocity of a nominated major
planet: Mercury, Venus, EMB, Mars, Jupiter, Saturn, Uranus or
Neptune (but not the Earth itself).
static double[][]
JSOFA.jauPvtob(double[] xyzm,
double xp,
double yp,
double sp,
double theta)
Alternative Position and velocity of a terrestrial observing station with observatory position already in cartesian.
static double[][]
JSOFA.jauPvtob(double elong,
double phi,
double hm,
double xp,
double yp,
double sp,
double theta)
Position and velocity of a terrestrial observing station.
Time scale transformation: International Atomic Time, TAI, to
Coordinated Universal Time, UTC.
static double
JSOFA.jauTf2a(char s,
int ihour,
int imin,
double sec)
Convert hours, minutes, seconds to radians.
static double
JSOFA.jauTf2d(char s,
int ihour,
int imin,
double sec)
Convert hours, minutes, seconds to days.
JSOFA.jauUt1utc(double ut11,
double ut12,
double dut1)
Time scale transformation: Universal Time, UT1, to Coordinated
Universal Time, UTC.
Time scale transformation: Coordinated Universal Time, UTC, to
International Atomic Time, TAI.
JSOFA.jauUtcut1(double utc1,
double utc2,
double dut1)
Time scale transformation: Coordinated Universal Time, UTC, to
Universal Time, UT1.