<http://hosi.org/tp/Civil?note=Ephemeris(1521-03-31)> as IRI <http://hosi.org/tp/1521-03-31%5E%5ECivil?note=Ephemeris> as IRI (alias) <http://hosi.org/*/1521-03-31%5E%5ECivil?note=Ephemeris> as permanent link for hosi.org web server