Sequence · 2005-02-05

M 7.1 · Observed seismic cluster · 138 km SW of Palimbang, Philippines

Explore clusters of M4.5+ events observed around significant earthquakes. These clusters are descriptive and are not presented as earthquake predictions.

M4.5+ events in cluster4
M6+2
Analysis radius356 km
Observation window14 days
Largest secondary eventM 6.5
Quake Pulse

Sequence timeline

Within first 24 hours3
Within first 7 days3
Observed duration10.1 d
Gap from reference eventM 0.6
0 h10.1 d
Quake Pulse

Main-event impact

9 Felt reports · Very deep

58/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 7.1138 km SW of Palimbang, Philippines525.0 km2005-02-05 12:23:18 UTCView event →
M 4.5123 km SW of Palimbang, Philippines511.8 km2005-02-05 13:09:49 UTCView event →
M 5.1137 km SW of Palimbang, Philippines570.1 km2005-02-05 13:54:44 UTCView event →
M 6.5Pulau-Pulau Talaud, Indonesia39.7 km2005-02-15 14:42:25 UTCView event →

Interpretation

Explore clusters of M4.5+ events observed around significant earthquakes. These clusters are descriptive and are not presented as earthquake predictions. Historical small-earthquake detection varies through time. Long-term comparisons are most robust at higher magnitude thresholds.

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