Martin Jansen, to America 1880

Hi! My Ggrandad's brother Martin Jansen went to America Aug 20, 1880 from Norway. His destination was Nebraska City with the ship "Hero". (Line: A. Sharpe) http://www.digitalarkivet.no/cgi-win/webcens.exe?slag=visbase&sidenr=16&filnamn=emikra1&gardpostnr=24640&merk=24640#ovre Original migration record for Martin; #47 right hand page: http://www.arkivverket.no/URN:kb_read?idx_kildeid=6243&idx_id=6243&uid=ny&idx_side=-181 Martin was born Nov 21, 1848 in Fet, Akershus. He used also the name Martin Jahnsen Strandbakken. Is it possible to find out what happened to him in America? He was aged 32 and single when he went.