reporting all LAS header entries: file signature: 'LASF' file source ID: 0 global_encoding: 0 project ID GUID data 1-4: 0 0 0 '' version major.minor: 1.2 system identifier: '' generating software: 'TerraScan' file creation day/year: 193/2012 header size: 227 offset to point data: 229 number var. length records: 0 point data format: 1 point data record length: 28 number of point records: 18985442 number of points by return: 18409637 486449 86404 2934 18 scale factor x y z: 0.01 0.01 0.01 offset x y z: 0 0 0 min x y z: 407085.07 4858600.50 299.86 max x y z: 409642.87 4862105.75 353.89 the header is followed by 2 user-defined bytes LASzip compression (version 2.1r0 c2 50000): POINT10 2 GPSTIME11 2 reporting minimum and maximum for all LAS point record entries ... x 40708507 40964287 y 485860050 486210575 z 29986 35389 intensity 0 255 edge_of_flight_line 0 0 scan_direction_flag 0 1 number_of_returns_of_given_pulse 1 5 return_number 1 5 classification 1 12 scan_angle_rank -25 23 user_data 0 0 point_source_ID 371 401 gps_time 170965.550401 173655.244472 number of last returns: 18410199 covered area in square units/kilounits: 8715596/8.72 point density: all returns 2.18 last only 2.11 (per square units) spacing: all returns 0.68 last only 0.69 (in units) number of points in header is correct. number of points by return in header is correct. overview over number of returns of given pulse: 17923662 799887 250174 11629 90 0 0 histogram of classification of points: 976454 Unclassified (1) 13309888 Ground (2) 588083 Medium Vegetation (4) 63063 Building (6) 306 Low Point (noise) (7) 183011 Model Key-point (mass point) (8) 57583 Water (9) 2422 Reserved for ASPRS Definition (10) 3804632 Overlap Points (12) bounding box is correct.