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contour on map [message #52644]

Sun, 18 February 2007 04:44

skymaxwell@gmail.com is currently offline

skymaxwell@gmail.com
Messages: 127
Registered: January 2007

Senior Member

i have the large set of ground control stations (latitude and
longtitude) and values from these stations. i need to contour them on
map. i write test program for 5 points

PRO map_test2
WINDOW,0,XS=500,YS=500,TITLE='Map test2'
MAP_SET,/MERCATOR,/ISOTROPIC,LIMIT=[60,0,20,40],YMARGIN=3
MAP_GRID,/BOX_AXES,COLOR=255,CHARSIZE=0.8
MAP_CONTINENTS,COLOR=160,FILL_CONTINENTS=1
lat=[21,56,36,23,55]
lon=[10,9,21,39,29]
values=[10,20,10,10,20]
;values=[[10,0],[20,0],[10,0],[10,0],[20,0]]
PLOTS,lon,lat,PSYM=2
;CONTOUR
;contour,values,LEVELS=[10,20],C_COLOR=100,/NOERASE
;contour,values,lat,lon,LEVELS=[10,20],C_COLOR=100,/NOERASE

END

how use contour procedure for connect points with the same values ?

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