lasinfo (190127) report for '05an1.laz' reporting all LAS header entries: file signature: 'LASF' file source ID: 0 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 019.005' file creation day/year: 20/2019 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: 64848115 number of points by return: 40000559 11165370 7493842 4213452 1974892 scale factor x y z: 0.001 0.001 0.001 offset x y z: 0 0 0 min x y z: 140000.000 593750.000 -1.428 max x y z: 144999.999 599999.999 64.525 the header is followed by 2 user-defined bytes LASzip compression (version 3.2r9 c2 50000): POINT10 2 GPSTIME11 2 reporting minimum and maximum for all LAS point record entries ... X 140000000 144999999 Y 593750000 599999999 Z -1428 64525 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 40 user_data 4 5 point_source_ID 10 53 gps_time 232024286.767592 235057795.922038 number of first returns: 40000559 number of intermediate returns: 14500800 number of last returns: 39137573 number of single returns: 28790817 overview over number of returns of given pulse: 28790817 7279648 9862504 8987179 5926030 2613792 1388145 histogram of classification of points: 27310573 unclassified (1) 36785813 ground (2) 751729 water (9)