gis - Visualize text file with location info and intensity -

i have ascii text file containing location data (column 9-lat , 10-long) , intensity(column 20)

 200010  207  020311    40658.5  406593 52 344927.31 7100203.50  -26.2078720  127.4491855 345060.64 7100369.14   26.4  650.3  628.0 55471.293    20.168 55648.817 55637.523  -146.062 

the text file has many lines 10k+

i trying visualize using gdal, not sure how proceed.

ideas?

try qgis. free software making maps data.

gdal doing sophisticated data transformations.