Parser and SQLite3.R*Tree populate-r for Harvard Binary Catalog Format
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harvardbincat.py

- Contains HBC class to parse 28-byte header and then read data records
  from Harvard Binary Catalog (HBC) Format c.f.

    http://tdc-www.harvard.edu/catalogs/catalogsb.html

hbc_loadindex.py

Put Harvard Binary Catalog  into
SQLite DB file (*.sqlite3) using SQLite R-Tree module

Creates three TABLEs:

  PREFIXrtree  - R-Tree (Index,Lo/HiRA,Lo/HiDEC,Lo/HiMagnitude)
  PREFIXdata   - Data table (Index,X,Y,Z)
  PREFIXpaths  - Filepath(s) to raw input file