Diferencies ente revisiones de «NGC 173»

* {{cita web |url=http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+173&extend=non&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES |títulu=NGC 0173|fechaaccesofechaaccesu=6 de marzu de 2010 |obra=NASA/IPAC Extragalactic Database |editorial=[[National Aeronautics and Space Administration]] / [[Infrared Processing and Analysis Center]] }}