- calc(float) - Method in class org.britastro.grelf.Gaussian
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Calculate a y value, given x
- calculateRiseTransitSet(JulianDate, BodyKind, Angle) - Method in class org.britastro.grelf.astro.SkyPoint
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Returns an array of 3 fractions of a day, representing respectively the local times of rising, transit and
setting for the given latitude and refraction offset (h0 = -0.5667 for stars and planets, -0.8333 for the
Sun, +0.125 for the Moon).
- calculateSeparation(SkyPoint) - Method in class org.britastro.grelf.astro.SkyPoint
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Calculate position angle (PA) and spherical separation from this to another SkyPoint.
- changeEquinox(Epoch) - Method in class org.britastro.grelf.astro.SkyPoint
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This adjusts the fields of the current object to the given new epoch, high accuracy version.
- changeEquinoxLowAccuracy(Epoch) - Method in class org.britastro.grelf.astro.SkyPoint
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This adjusts the fields of the current object to the given new equinox, low accuracy version.
- Chart - Class in org.britastro.grelf.hopper
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The chart part of the main window of Hopper.
- Chart(Hopper, RangeDouble) - Constructor for class org.britastro.grelf.hopper.Chart
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- ChartLimits - Class in org.britastro.grelf.astro
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For specifying a rectangular range in RA and Dec.
- ChartLimits() - Constructor for class org.britastro.grelf.astro.ChartLimits
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- clone() - Method in class org.britastro.grelf.Angle
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- clone() - Method in class org.britastro.grelf.astro.Dec
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Returns a new Dec object with the same data.
- clone() - Method in class org.britastro.grelf.astro.Epoch
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- clone() - Method in class org.britastro.grelf.astro.JulianDate
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- clone() - Method in class org.britastro.grelf.astro.Magnitude
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- clone() - Method in class org.britastro.grelf.astro.ProperMotion
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- clone() - Method in class org.britastro.grelf.astro.RA
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Returns a new RA object with the same data.
- clone() - Method in class org.britastro.grelf.astro.SkyPoint
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Returns a new SkyPoint object with the same data.
- clone() - Method in class org.britastro.grelf.astro.SkyVector
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Returns a new SkyVector object with the same data.
- clone() - Method in class org.britastro.grelf.astro.Star
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- compareTo(Angle) - Method in class org.britastro.grelf.Angle
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Implements java.lang.Comparable
- compareTo(SkyObjectDatabase.Neighbour) - Method in class org.britastro.grelf.astro.SkyObjectDatabase.Neighbour
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Assumes other is less than 360 degrees because it has been computed as a spherical separation.
- confirm(String, Object) - Static method in class org.britastro.grelf.Util
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Convenience method for displaying a yes/no confirmation dialogue.
- confirm(Component, String, Object) - Static method in class org.britastro.grelf.Util
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Convenience method for displaying a yes/no confirmation dialogue.
- cos() - Method in class org.britastro.grelf.Angle
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- cosDegs(double) - Static method in class org.britastro.grelf.Maths
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Get cosine of an angle given in degrees.
- createJulianDate(String) - Static method in class org.britastro.grelf.astro.JulianDate
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Use this instead of constructor if the xmlDateTime may not be in W3C schema style.