1940 C3D File Format Dataset C3D, or Coordinate 3D, is a biomechanics data file format that is a component of the family of file formats developed for the AMASS photogrammetry software system. C3D format provides a means for storing 3D coordinate and analog data, together with all associated parameters, for a single measurement trial. 215 University of Edinburgh / University of Edinburgh 29 Nov 2017 29 Nov 2017 fmt/1130 PUID c3d File extension 1512 C3D BOF: 0x0250 (magic plus pointer to first block of parameter section), {22} a block of 270 null bytes - we're using the first ten here for signature brevity, byte at 0x203 is either 0x54, 0x55, 0x56 representing processor type. String beginning at 0x516 either POINT or ANALOG. Https://www.c3d.org/HTML/default.htm 1 Absolute from BOF 0 0 0250{22}00000000000000000000{481}(54|55|56){2}(504F494E54|414E414C4F47)