******** FILE 6:  DEFINITION OF THE CODED NUMBERING SYSTEM **************



      SYMBOL

        NNN  ORDINAL NUMBER
         ZZ  DECLINATION ZONE
         FF  FIELD, AREA OR PLATE NUMBER
         VV  PUBLICATION VOLUME NUMBER
        PPP  PAGE NUMBER IN THE IDS CATALOGUE
          R  ROMAN NUMERIAL IN THE SW CATALOGUE (I=1,II=2,III=3,IV=4,V=5)
          D  BINARY AND SUPPLEMENTARY STARS CODE


         BINARY AND SUPPLEMENTARY STARS CODE (D)

          D

          1  COMPONENT A
          2  COMPONENT B
          3  COMPONENT C
          4  OTHER COMPONENTS
          5  UNRESOLVED BINARY
          6  SUPPLEMENTARY STAR S,A ETC.
          7  SUPPLEMENTARY STAR P,B ETC.
          8  REMARKS ON THE NUMBER

   CATALOGUE     CODE          NOTES

         HD  100NNNNNND3
        HDE  100NNNNNND3
         BD  101ZZNNNND3  DECLINATION ZONE +
         BD  102ZZNNNND3  DECLINATION ZONE -
         CD  11ZZNNNNND2
        CPD  12ZZNNNNND2
          G  980FFFNNND3
         GH  981FFFNNND3
         GD  61006NNNND5
          G  9821FFFNND4  GICLAS SUSPECTED DOUBLE STARS
        LTT  6001NNNNND4
        LFT  61005NNNND5
        LHS  61096NNNND5
          W  14101NNNND5
          R  14102NNNND5
         CI  18118NNNND3  PUBL. CINCINNATI OBS., NO 18
         CI  18120NNNND3  PUBL. CINCINNATI OBS., NO 20
          L  200FFFNNND3
         LP  16FFFNNNND2
        BPM  1400NNNNND4
        LDS  141050NNND6
        LPM  141051NNND6
        SAO  130NNNNNND3
         GC  1401NNNNND4
          Y  17VVNNNNND2
          C  180VVNNNND3
         CZ  1402NNNNND4
        CFS  2001NNNNND4
         BS  14100NNNND5
       CPC2  182ZZNNNND3
       SSSC  183NNNNNND3
         GL  61001NNNND5
       WOOL  61002NNNND5
       GCRV  1403NNNNND4
        GCP  61003NNNND5
       AGK3  150ZZNNNND3  DECLINATION ZONE +
       AGK3  151ZZNNNND3  DECLINATION ZONE -
         AC  203ZZNNNND3
        ADS  1404NNNNND4
        IDS  1813PPPNND4
        SAH  70FFFNNNND2
        SAW  72FFFNNNND2
        SAB  73FFFNNNND2
        PHL  6002NNNNND4
         TN  14103NNNND5
         TS  14104NNNND5
          T  200001NNND6
         EG  202000NNND6
         SS  620017NNND6
         SB  620021NNND6
         SW  1814RDNNND4
        VYS  202001NNND6
         VA  141052NNND6
         OM  141053NNND6
         PS  141054NNND6
         AN  20100VNNND5  ANONYMOUS


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