| - | ACCIDENT DETAILS |
| Date: | September 03, 1970 |
| Time: | 2126 |
| Location: | Near Leningrad, USSR |
| Operator: | Aeroflot |
| Flight #: | W-4 |
| Route: | Frunze, Kyrgyzstan - Leninabad, Tajikistan |
| AC Type: | Yakovlev YAK-40 |
| Registration: | CCCP-87690 |
| cn / ln: | 9910503 |
| Aboard: | 21 (passengers:18 crew:3) |
| Fatalities: | 21 (passengers:18 crew:3) |
| Ground: | 0 |
| Summary: | Crashed into a mountain after the captain descended over mountainous terrain without knowing his position. Poor flight planning, erroneous in-flight decisions and navigation errors on part of the flying crew caused the aircraft to be off-course at the time of the accident, resulting in a controlled flight into terrain. |
Sources
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