| XYDIST |
| XYDIST | CALLed by | PCALC VCALC |
| CALLs to | SQRT | |
| Chng COMMON | **NOTHING** | |
| Uses COMMON | **NOTHING** | |
| Chng MODULE | DISTR X XR Y YR ZELEV ZFLAG ZHILL ZRT | |
| Uses MODULE | AXR AYR AZELEV AZFLAG AZHILL DISTR SCREEN WDCOS WDSIN X XR XS Y YR YS ZELEV ZFLAG ZS | |
| Uses Argument | INDX | |
| Chng Argument | **NOTHING** | |
| Uses PARAMETER | **NOTHING** | |
| Local Var | MODNAM |