  8                            (Landsat ETM+ geometrical conditions)
  2 19 13.00  -47.410 -20.234  (month,day,hh.ddd,long.,lat.) (hh.ddd=the decimal hour in universal time)
  1                            (tropical atmospheric mode)
  1                            (continental aerosols model)
  15                           (visibility in km (aerosol model concentration)
  -.600                        (target at 600 m above sea level)
  -1000                        (sensor on board of satellite)
  64                           (fourth band of ETM+ Landsat 7)
  -1                           (ETM+ image with reflectance scalled between 0 and 255)
  160000                       (number of pixels of the image=number of bytes)
