FACILITY IRA
1,AMBPR,Ambiguous projection specified
2,AMBSC,Ambiguous sky coord system specified
3,BAD2V,2nd sky coord outside range +/- PI/2
4,BADAS,Bad HDS type for AS
5,BADBJ,Invalid epoch type specifier found
6,BADEQ,Invalid equinox specifier found
7,BADNC,Bad value for coordinate index
8,BADPA,BAD projection parameter value
9,BADPR,Unsupported projection specified
10,BADSC,Unsupported sky coordinate system specified
11,BADST,Illegal style value in IRA_RTOC
12,BADTR,Bad no. of variables in TRANSFORM structure
13,EXFLD,Too many fields in a formatted coordinate
14,INVID,Invalid IRA identifier
15,MIXFL,Field out of oder in formatted sky coord
16,NOAS,No AS found
17,NOCNV,Pixel size is becoming indefinately small
18,NOEXT,NDF extension doesn't exist
19,NOFRM,Unable to format floating pointr no
20,NOMOR,No free IRA identifiers are available
21,NOPRO,No projection information found in AS
22,RANGE,Out of range field value found in formatted sky coord
23,REDFL,Redundant field in formatted sky coord
24,SCTER,Invalid terminator found for a formatted
25,SING,Projection is singular
26,TFEWP,Too few projection parameters specified
27,TIME,Inappropriate formatted time value supplied
28,TOOSH,Supplied strings are too short
29,UNDAS,Undefined AS
242,SMALL,Image coordinates cover too small an area
243,ORDER,Limits are in wrong order
244,INIT,IRA has not been initialised