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37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
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Cpr X had less than standard radar separation from cpr Y. System error.
| Attributes | |
| ACN | 155424 |
| Time | |
| Date | 199008 |
| Day | Wed |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | atc facility : boi |
| State Reference | ID |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tower : boi tower : jxn |
| Operator | general aviation : corporate |
| Make Model Name | Light Transport, Low Wing, 2 Turbojet Eng |
| Flight Phase | climbout : takeoff climbout : intermediate altitude |
| Route In Use | enroute : on vectors |
| Flight Plan | IFR |
| Aircraft 2 | |
| Operator | general aviation : corporate |
| Make Model Name | Light Transport, Low Wing, 2 Turbojet Eng |
| Flight Phase | climbout : takeoff climbout : intermediate altitude |
| Route In Use | enroute : on vectors |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : local |
| Qualification | controller : non radar |
| ASRS Report | 155424 |
| Person 2 | |
| Affiliation | Other |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : required legal separation non adherence : published procedure |
| Independent Detector | other controllera |
| Resolutory Action | none taken : insufficient time |
| Consequence | Other |
| Miss Distance | horizontal : 12000 vertical : 0 |
| Supplementary | |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Cpr X departed parallel runway behind cpr Y. Controller failed to instruct cpr X to 'maintain visibility sep' from cpr Y. Cpr X gained on the cpr Y and initial departure sep was lost.
Original NASA ASRS Text
Title: CPR X HAD LESS THAN STANDARD RADAR SEPARATION FROM CPR Y. SYSTEM ERROR.
Narrative: CPR X DEPARTED PARALLEL RWY BEHIND CPR Y. CTLR FAILED TO INSTRUCT CPR X TO 'MAINTAIN VIS SEP' FROM CPR Y. CPR X GAINED ON THE CPR Y AND INITIAL DEP SEP WAS LOST.
Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.