RTKLIB 2.4.0 is released. http://gpspp.sakura.ne.jp/rtklib/rtklib.htm The new features of the version are: (1) support PPP (precise point positioning) (2) support long-baseline RTK (3) support RINEX 3.00, Galileo and QZSS (4) support real-time plot by RTKPLOT Enjoy RTK and PPP !! Tomoji TAKASU