Event characteristics This information has been confirmed by a seismologist.
BULGARIA ORID : 277525
22/05/12 61 Arrivals 4 Iterations RMS : 2.07 Type :eq
Origin time: 00:00:31.78 ± 0.10
Latitude : 42.69 ± 1.2 1/2 Major Axis : 3.5 km
Longitude : 23.02 ± 1.5 1/2 Minor Axis : 2.6 km
Depth: 10. (Imposed) Azimuth mj Axis : 37.2 deg
ML : 5.53±0.30 of 12 MS : 4.94±0.16 of 5 MD : 5.20±0.33 of 3
Location in relation to nearby cities 23 km W of SOFIA (BULGARIA, Capitale) (1142000 residents)
111 km SE of NIS (SERBIA) (162000 residents)
140 km SW of PLEVEN (BULGARIA) (139000 residents)
149 km ENE of SKOPJE (MACEDONIA, Capitale) (409000 residents)
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