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: 18068080 number of points by return: 17764085 261787 40945 1259 4 scale factor x y z: 0.01 0.01 0.01 offset x y z: 0 0 0 min x y z: 392133.36 4865764.33 301.14 max x y z: 394696.59 4869275.36 346.66 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 39213336 39469659 y 486576433 486927536 z 30114 34666 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 15 scan_angle_rank -23 24 user_data 0 0 point_source_ID 311 341 gps_time 94058.990566 144845.414764 number of last returns: 17764234 covered area in square units/kilounits: 8708404/8.71 point density: all returns 2.07 last only 2.04 (per square units) spacing: all returns 0.69 last only 0.70 (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: 17502420 441633 118986 5021 20 0 0 histogram of classification of points: 800300 Unclassified (1) 12648922 Ground (2) 421972 Medium Vegetation (4) 16677 Building (6) 265 Low Point (noise) (7) 177041 Model Key-point (mass point) (8) 4002538 Overlap Points (12) 365 Reserved for ASPRS Definition (15) bounding box is correct.