lasinfo (190417) report for '55bn1.laz' reporting all LAS header entries: file signature: 'LASF' file source ID: 1 global_encoding: 1 project ID GUID data 1-4: 00002019-0003-0000-0000-000000000000 version major.minor: 1.2 system identifier: 'Q780' generating software: 'TerraScan 019.013' file creation day/year: 95/2019 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: 43177493 number of points by return: 39659400 1635895 845813 613054 423331 scale factor x y z: 0.001 0.001 0.001 offset x y z: 0 0 0 min x y z: 70000.000 371497.350 -3.060 max x y z: 74999.999 374999.999 43.629 the header is followed by 2 user-defined bytes LASzip compression (version 3.4r1 c2 50000): POINT10 2 GPSTIME11 2 reporting minimum and maximum for all LAS point record entries ... X 70000000 74999999 Y 371497350 374999999 Z -3060 43629 intensity 7 32767 return_number 1 5 number_of_returns 1 7 edge_of_flight_line 0 1 scan_direction_flag 0 0 classification 1 9 scan_angle_rank -33 31 user_data 0 4 point_source_ID 16 30 gps_time 238490360.148815 238933441.820070 number of first returns: 39659400 number of intermediate returns: 2157785 number of last returns: 39376112 number of single returns: 38015804 overview over number of returns of given pulse: 38015804 1583699 693604 748004 791541 601279 743562 histogram of classification of points: 4019628 unclassified (1) 37557557 ground (2) 1600308 water (9)