NthChina {PtProcess} | R Documentation |
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)
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.
[Package PtProcess version 3.3-16 Index]