Heibronn is a city , located in the south-north of Germany in the state of Baden-W Ã 1\/4 rttemberg . With about 120,000 inhabitants , Heilbronn is the sixth largest town in Baden-W Ã 1\/4 rttemberg . Heilbronn is also the `` major economic center '' of the Heilbronn-Franken region that includes almost the entire northeast of Baden-W Ã 1\/4 rttemberg .