I've got this projection

+proj=tmerc +lat_0=4.680486111 +lon_0=-74.14659167000001 +k=1
+x_0=92334.879 +y_0=109320.965 +a=6380687

+b=6359293.764473119 +units=m +no_defs
And want to know how to make other maps into this one but I am not sure,
where can I read about this?
Juan
-- 
Juan Tomás Sayago Gómez
Graduate Research Assistant
West Virginia University - RRI
886 Chestnut Ridge Road, Room 520
P.O. Box 6825
Morgantown, WV 26506-6825

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