M 5.2 - 8 km N of Velingrad, Bulgaria
- 1977-11-03 02:22:54 (UTC)
- 42.106°N 23.972°E
- 6.0 km depth
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VImmi 
Estimated Intensity Map Origin - Review Status
- REVIEWED
- Magnitude
- 5.2 mb
- Depth
- 6.0 km
- Time
- 1977-11-03 02:22:54 UTC
Focal Mechanism Fault Plane Solution View Nearby Seismicity - Time Range
± Three Weeks - Search Radius
250.0 km - Magnitude Range
≥ 2.0
Contributors US
USGS National Earthquake Information Center, PDE