
      DOUBLE PRECISION CHAb1 , CHAb3 , CHAm1 , CHAm3 , DBRka , DBRkr
 
 
      COMMON /DTDIQB/ DBRkr(3,8) , DBRka(3,8) , CHAm1 , CHAm3 , CHAb1 , 
     &                CHAb3
