Sequence · 2009-11-08

M 6.6 · Observed seismic cluster · 29 km NNW of Bima, Indonesia

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+1
Analysis radius276 km
Observation window14 days
Largest secondary eventM 5.0
Quake Pulse

Sequence timeline

Within first 24 hours1
Within first 7 days2
Observed duration12.4 d
Gap from reference eventM 1.6
0 h12.4 d
Quake Pulse

Main-event impact

10 Felt reports · Shallow

50/100
Impact and context →

M4.5+ events in cluster

MagnitudeLocationDepthTime
M 6.629 km NNW of Bima, Indonesia18.0 km2009-11-08 19:41:43 UTCView event →
M 5.062 km NNE of Bima, Indonesia35.0 km2009-11-11 22:01:16 UTCView event →
M 4.554 km NE of Pototano, Indonesia29.3 km2009-11-17 14:07:04 UTCView event →
M 4.7185 km WSW of Waingapu, Indonesia41.9 km2009-11-21 04:29:05 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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