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Local controller described a conflict event between a VFR helicopter arrival and an unknown target suddenly appearing to the side of the helicopter.
| Attributes | |
| ACN | 1029549 |
| Time | |
| Date | 201208 |
| Local Time Of Day | 0001-0600 |
| Place | |
| Locale Reference | ZZZ.Airport |
| State Reference | US |
| Aircraft 1 | |
| Make Model Name | Helicopter |
| Flight Phase | Cruise |
| Flight Plan | VFR |
| Aircraft 2 | |
| Make Model Name | Any Unknown or Unlisted Aircraft Manufacturer |
| Flight Phase | Cruise |
| Route In Use | None |
| Person 1 | |
| Function | Local |
| Qualification | Air Traffic Control Fully Certified |
| Events | |
| Anomaly | Conflict NMAC |
Narrative:
VFR helicopter inbound to from northwest at 1;500 ft. Unknown target appeared off his left side approximately same altitude. I called traffic who took evasive action and descended immediately to about 1;200 ft.
Original NASA ASRS Text
Title: Local Controller described a conflict event between a VFR helicopter arrival and an unknown target suddenly appearing to the side of the helicopter.
Narrative: VFR helicopter inbound to from northwest at 1;500 FT. Unknown target appeared off his left side approximately same altitude. I called traffic who took evasive action and descended immediately to about 1;200 FT.
Data retrieved from NASA's ASRS site as of July 2013 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.