RPTR ALLEGES THERE ARE PROBS WITH THE NEW CTAS METERING REVISION. SOME INFO IS INACCURATE; SOME ACFT ARE NOT IN THE METER LIST; UNREALISTIC METER TIMES BTWN OUTER AND INNER FIXES.
Synopsis
RPTR ALLEGES THERE ARE PROBS WITH THE NEW CTAS METERING REVISION. SOME INFO IS INACCURATE; SOME ACFT ARE NOT IN THE METER LIST; UNREALISTIC METER TIMES BTWN OUTER AND INNER FIXES.
Narrative
THE NEW CTAS METERING PROGRAM IS PROVIDING INACCURATE INFO TO CTLRS. METER TIMES DO NOT FREEZE INTO THE LIST IN A TIMELY MANNER. OUTER FIX AND INNER FIX TIMES ARE NOT REALISTIC BASED ON FLYING TIMES. ONCE TIMES ARE FROZEN; ON OCCASION THE LIST CONTINUES TO RIPPLE. ON THIS DATE; THE TIME FOR AN ACR DID NOT FREEZE UNTIL 15 MI FROM THE OUTER METER FIX; DID NOT HAVE A CORRESPONDING LOW ALT OR INNER FIX TIME; BASED ON FLT TIME AND DISTANCE; WHICH CAUSE THE CTLRS TO NOT DELAY THE ACFT BECAUSE OF CONFUSION. SEVERAL OTHER ACFT DURING THIS TIME PERIOD ALSO HAD LATE METER TIME FREEZE OR NO TIME AT ALL. THIS IS NOT AN ISOLATED EVENT. SINCE THE NEW SOFTWARE UPGRADE TO CTAS; THIS HAS BEEN AN ONGOING PROB. THIS VERSION IS UNRELIABLE AND SHOULD BE REMOVED FROM SVC. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: RPTR INDICATED THEY DID NOT HAVE THE SAME PROBS WITH THE PREVIOUS VERSION OF THE CTAS METERING PROGRAM. RPTR IS UNAWARE OF ANY ACTION TO REMOVE OR CORRECT THE PROBS ASSOCIATED WITH THE NEW REVISION.
Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.