Event characteristics This information has been confirmed by a seismologist.
WEST OF GIBRALTAR ORID : 258437
20/04/11 14 Arrivals 9 Iterations RMS : 0 Type :eq
Origin time: 03:40:03.13 ±
Latitude : 36.43 ±100.0 1/2 Major Axis : 100.0 km
Longitude : -9.92 ±100.0 1/2 Minor Axis : 100.0 km
Depth: 30. (Imposed) Azimuth mj Axis : 100.0 deg
Location in relation to nearby cities 263 km SSW of LISBON (PORTUGAL, Capitale) (808000 residents)
291 km WSW of HUELVA (SPAIN) (140000 residents)
329 km W of CADIZ (SPAIN) (155000 residents)
350 km W of JEREZ DE LA FRONTERA (SPAIN) (180000 residents)