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An air carrier B727 flight crew had to use their command authority/authorized to avoid severe WX while over water.
| Attributes | |
| ACN | 432282 |
| Time | |
| Date | 199903 |
| Day | Sun |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | navaid : bda.vortac |
| State Reference | FO |
| Altitude | msl single value : 24000 |
| Environment | |
| Flight Conditions | Mixed |
| Weather Elements | Thunderstorm |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zny.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | B727 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other |
| Flight Phase | cruise : level |
| Route In Use | enroute : atlantic enroute airway : a300.airway |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : commercial pilot : instrument pilot : multi engine |
| ASRS Report | 432282 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| ASRS Report | 432281 |
| Events | |
| Anomaly | inflight encounter : weather other spatial deviation |
| Independent Detector | other controllerb other flight crewb other other : 3 |
| Resolutory Action | flight crew : declared emergency flight crew : returned to original clearance |
| Consequence | other |
| Supplementary | |
| Problem Areas | Weather |
| Primary Problem | Weather |
Narrative:
Received ATC permission to deviate off A300, 30 NM west at 27 degrees north 73 degrees west. At 30 NM, realized more deviation was necessary. At 27 degrees north 61 degrees west, unable to obtain timely ATC clearance for further deviation. Declared exercising captain's emergency authority/authorized to deviate an additional 40 NM west. Returned to course at 28N 78W, 12 NM south of nutre on A300.
Original NASA ASRS Text
Title: AN ACR B727 FLC HAD TO USE THEIR COMMAND AUTH TO AVOID SEVERE WX WHILE OVER WATER.
Narrative: RECEIVED ATC PERMISSION TO DEVIATE OFF A300, 30 NM W AT 27 DEGS N 73 DEGS W. AT 30 NM, REALIZED MORE DEV WAS NECESSARY. AT 27 DEGS N 61 DEGS W, UNABLE TO OBTAIN TIMELY ATC CLRNC FOR FURTHER DEV. DECLARED EXERCISING CAPT'S EMER AUTH TO DEVIATE AN ADDITIONAL 40 NM W. RETURNED TO COURSE AT 28N 78W, 12 NM S OF NUTRE ON A300.
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.