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Less than standard separation when cpr-light transport allowed to depart and climb through altitude of cpr-medium large transport on vector to adjacent airport final approach course.
| Attributes | |
| ACN | 91127 |
| Time | |
| Date | 198807 |
| Day | Fri |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : ttn airport : pne |
| State Reference | PA |
| Altitude | msl bound lower : 2000 msl bound upper : 2200 |
| Environment | |
| Flight Conditions | IMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : phl tracon : nhk |
| Operator | general aviation : corporate |
| Make Model Name | Medium Large Transport, Low Wing, 2 Turbojet Eng |
| Flight Phase | cruise other |
| 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 : intermediate altitude |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : approach |
| Qualification | controller : radar |
| ASRS Report | 91127 |
| Person 2 | |
| Affiliation | Other |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | conflict : airborne less severe non adherence : required legal separation |
| Independent Detector | other controllera |
| Resolutory Action | none taken : detected after the fact |
| Consequence | Other |
| Miss Distance | horizontal : 4500 vertical : 200 |
| Supplementary | |
| Primary Problem | ATC Human Performance |
| Air Traffic Incident | Operational Error |
Narrative:
Medium large transport X on right base for ILS 24 at pne. Light transport Y departed ttn released nwbnd. Medium large transport X was descending out of 3000 for 2000', and light transport Y was climbing from ground to 5000'. Flight paths missed by approximately 1/2-1 mi.
Original NASA ASRS Text
Title: LESS THAN STANDARD SEPARATION WHEN CPR-LTT ALLOWED TO DEPART AND CLIMB THROUGH ALT OF CPR-MLG ON VECTOR TO ADJACENT ARPT FINAL APCH COURSE.
Narrative: MLG X ON RIGHT BASE FOR ILS 24 AT PNE. LTT Y DEPARTED TTN RELEASED NWBND. MLG X WAS DSNDING OUT OF 3000 FOR 2000', AND LTT Y WAS CLBING FROM GND TO 5000'. FLT PATHS MISSED BY APPROX 1/2-1 MI.
Data retrieved from NASA's ASRS site as of August 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.