Detector and Subsystem Analyzer don't have QWxxxx field names for TB_IDX_GP, TB_LNK_GP, IS_GETP, IS_TBGETP.
Those fields are calculated by Detector/Subsystem Analuzer and are not pulled from DB2 control blocks, so no, there are no QWXXX field names associated with them.
<Please see attached file for image>
src="https://ssl.gstatic.com/ui/v1/icons/mail/images/cleardot.gif">