This yields a direct geometric measurement of the distance to WR 124 , something that has only been done for one other WR star ( Gamma Velorum ) .
Which should be less subject to error than other methods of distance measurement .
This yields a direct geometric measurement of the distance to WR 124 , something that has only been done for one other WR star ( Gamma Velorum ) , and which should be less subject to error than other methods of distance measurement .