STRUCT  SkyRegion
EXTNAME SKY_REGION
TYPE    BINTABLE
SIZE    56

FIELD   Rmin,	   R_MIN,	   float, 
FIELD   Rmax,	   R_MAX,	   float, 
FIELD   Dmin,	   D_MIN,	   float, 
FIELD   Dmax,	   D_MAX,	   float, 
FIELD   childS,	   CHILD_S,	   int,           sequence number in full table of first child
FIELD   childE,	   CHILD_E,	   int,           sequence number in full table of last child + 1
FIELD   parent,	   PARENT,	   int,           sequence number in full table of parent
FIELD   index,     INDEX,          int,           sequence number in full table of this entry
FIELD   depth,	   DEPTH,	   char,          depth of this entry
FIELD   child,	   CHILD,	   char,          does this entry have children?
FIELD   table,	   TABLE,	   char,          does this entry have a table?
FIELD   name,      NAME,           char[21],      name / filename
