help

got a file from a friend recently with a .txt file extension. However, the file fails to open completely. The file opens I get the following.

S1A10ACURATL4D03              @
 @
%
 %
   *                     % 
?              @
 @
<
 
   %                       <                                                                                                          <        
%              
 *
 ?  ?
@   What can I use if anything to open this file so I can understand it?