Quake-Catcher Network http://qcn.stanford.edu/sensor/ 23735M 0 6 0 60200 i686-apple-darwin Mac OS 10.4 or later running on Intel nci i686-pc-linux-gnu Linux running on an Intel x86-compatible CPU nci powerpc-apple-darwin Mac OS X 10.3 or later running on Motorola PowerPC nci windows_intelx86 Microsoft Windows (98 or later) running on an Intel x86-compatible CPU nci windows_x86_64 Microsoft Windows running on an AMD x86_64 or Intel EM64T CPU nci x86_64-apple-darwin Mac OS X 10.5 or later on an Intel 64-bit CPU nci