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Table 3. Parameters of seismic quiescence and activation anomalies associated with an LSSE.

From: Seismic quiescence and activation anomalies from 2005 to 2008 beneath the Kanto district, central Honshu, Japan

Anomaly No.

Lon.

Lat.

Radius of resolution circle r (km)

Sample size N

Window length T w (years)

Relative significance Z

Start date T s (decimal years)

Duration (years)a

1

140.35

36.05

36

100

1.5

−3.8

2006.00

2.3

2

140.90

35.90

36

100

1.5

+5.0

2005.60

2.7

3

141.90

36.45

53

100

1.5

+5.2

2006.48

1.9

  1. aDuration is defined as TmainT s , where Tmain is the origin time of the 2008 Ibaraki-oki earthquake (M7.0).