title: Pandas, read in file without a separator between columns
body: <p>I want to read in a file that looks like this: </p>
  
  <pre><code> 1.49998061E-01 2.49996769E-01 3.99994830E-01 5.99992245E-01 9.99987075E-01
   1.49998061E+00 2.49996769E+00 5.99992245E+00 9.99987075E+00 1.99997415E+01
   4.99993537E+01 9.99987075E+01  .00000000E+00-2.70636350E+03-6.37027451E+03
  -1.97521328E+04-4.64928272E+04-1.09435407E+05-3.39323088E+05-7.98702345E+05
  -1.87999269E+06-5.82921376E+06-1.37207895E+07-2.26385807E+07-4.25429547E+07
  -7.60167523E+07-1.25422049E+08-2.35690283E+08-3.88862033E+08-7.30701955E+08
  -1.30546599E+09-2.15348023E+09-4.04455001E+09-4.54896210E+09-5.32533888E+09
  </code></pre>
  
  <p>So, each column is denoted by a 15 character sequence, but there's no official separator. Does pandas have a way of doing this?</p>