Package | Description |
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org.britastro.grelf.astro | |
org.britastro.grelf.hopper |
Class and Description |
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BodyKind
Identifies kinds of celestial objects.
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ChartLimits
For specifying a rectangular range in RA and Dec.
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Dec
Representation of declination (celestial latitude).
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Epoch
Represent astronomical epochs, such as B1950.0 or J2010.0.
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JulianDate
This class holds a Julian date/time to an accuracy of 1ms.
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Magnitude
Type representing astronomical magnitude.
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ProperMotion
Representing the proper motion of a star, in RA and Dec, with units (always) of arcsec per year.
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RA
Representation of Right Ascension (celestial longitude).
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SkyObject |
SkyObjectDatabase
Singleton accessor for all star and deep sky object data.
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SkyObjectDatabase.Neighbour
Object comprising a Star and its separation (Angle) from a given SkyPoint.
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SkyPoint
Representing a celestial position by equatorial coordinates (RA and Dec) for a given Equinox.
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SkyPointDialogue
Presents a user interface for defining a org.britastro.grelf.astro.SkyPoint.
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SkyPointDialogueClient
A creator of a SkyPointDialogue must implement this to get results back.
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SkyVector
Represents a vector on the celestial sphere, eg between two SkyPoints.
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Star
A star can have several ids, from different catalogues.
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Variability
Categorise variable stars, compatible with VarFlag in the Hipparcos data set.
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Class and Description |
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SkyObject |
SkyPoint
Representing a celestial position by equatorial coordinates (RA and Dec) for a given Equinox.
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SkyPointDialogueClient
A creator of a SkyPointDialogue must implement this to get results back.
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