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PtProcess (version 3.3-16)

NthChina: Historical Earthquakes of North China

Description

Contains 65 large historical earthquakes in North China between 1480 and 1997, as given by Bebbington & Harte (2003). Events are divided into 4 regions using the regionalisations given by Zheng & Vere-Jones (1991).

Usage

data(NthChina)

Arguments

Format

A data frame with 65 rows, each representing an earthquake event, with the following variables:

time

number of years since 1480 AD.

latitude

number of degrees north.

longitude

number of degrees east.

magnitude

number of magnitude units above 6.

region

1, 2, 3, or 4; being the region of the event.

References

Cited references are listed on the PtProcess manual page.