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<H2><A NAME="SECTION00023000000000000000">
Scope</A>
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SLALIB contains 183 routines covering the following topics:
<UL>
<LI> String Decoding,
Sexagesimal Conversions
<LI> Angles, Vectors & Rotation Matrices
<LI> Calendars,
Timescales
<LI> Precession & Nutation
<LI> Proper Motion
<LI> FK4/FK5/Hipparcos,
Elliptic Aberration
<LI> Geocentric Coordinates
<LI> Apparent & Observed Place
<LI> Azimuth & Elevation
<LI> Refraction & Air Mass
<LI> Ecliptic,
Galactic,
Supergalactic Coordinates
<LI> Ephemerides
<LI> Astrometry
<LI> Numerical Methods
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<ADDRESS>
<I>SLALIB --- Positional Astronomy Library<BR>Starlink User Note 67<BR>P. T. Wallace<BR>12 October 1999<BR>E-mail:ptw@star.rl.ac.uk</I>
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