file format : GeoTIFF File Format
file title  : quakein
last update : 30-March-2010
producer    : T. Hengl
lineage     : http://spatial-analyst.net/scripts/getQuakes.R
data type   : Float32
gdal driver : GTiff
columns     : 7200
rows        : 3600
meas. scale : numeric
description : Kernel density of earthquake intensity (magnitude)
proj4string : +proj=longlat +ellps=WGS84
ref. system : geographic
ref. units  : arcdegrees
unit dist.  : 1
min. X      : -180
max. X      : 180
min. Y      : -90
max. Y      : 90
pos'n error : 1000
resolution  : 0.05
min. value  : 0
max. value  : 83
display min : 0
display max : 25
value units : earthquake magnitude
value error : unspecified
flag value  : -1
flag def'n  : unavailable data
src. Eng    : NOAA's Global Significant Earthquake Database
src. URL    : http://ngdc.noaa.gov/hazard/earthqk.shtml
src. scale  : 500 m
src. refs   : NA
src. date   : -2150 to 2007
src. owner  : National Geophysical Data Center (NOAA), U.S. Department of Commerce
legend cats : 0