lasinfo (210330) report for '65an1.laz' reporting all LAS header entries: file signature: 'LASF' file source ID: 9 global_encoding: 1 project ID GUID data 1-4: 00002021-0003-0000-0000-000000000000 version major.minor: 1.4 system identifier: 'Q9184' generating software: 'TerraScan 21.016' file creation day/year: 88/2021 header size: 375 offset to point data: 471 number var. length records: 1 point data format: 1 point data record length: 28 number of point records: 24063 number of points by return: 24063 0 0 0 0 scale factor x y z: 0.001 0.001 0.001 offset x y z: 0 0 0 min x y z: 24726.587 400000.000 -2.276 max x y z: 24999.963 400157.574 -1.226 start of waveform data packet record: 0 start of first extended variable length record: 0 number of extended_variable length records: 0 extended number of point records: 24063 extended number of points by return: 24063 0 0 0 0 0 0 0 0 0 0 0 0 0 0 variable length header record 1 of 1: reserved 0 user ID 'LASF_Projection' record ID 34735 length after header 40 description 'by LAStools of rapidlasso GmbH' GeoKeyDirectoryTag version 1.1.0 number of keys 4 key 1024 tiff_tag_location 0 count 1 value_offset 1 - GTModelTypeGeoKey: ModelTypeProjected key 3072 tiff_tag_location 0 count 1 value_offset 28992 - ProjectedCSTypeGeoKey: Amersfoort / RD New key 3076 tiff_tag_location 0 count 1 value_offset 9001 - ProjLinearUnitsGeoKey: Linear_Meter key 4099 tiff_tag_location 0 count 1 value_offset 9001 - VerticalUnitsGeoKey: Linear_Meter the header is followed by 2 user-defined bytes LASzip compression (version 3.4r3 c2 50000): POINT10 2 GPSTIME11 2 reporting minimum and maximum for all LAS point record entries ... X 24726587 24999963 Y 400000000 400157574 Z -2276 -1226 intensity 8 761 return_number 1 1 number_of_returns 1 1 edge_of_flight_line 0 0 scan_direction_flag 0 0 classification 2 9 scan_angle_rank -11 -5 user_data 4 4 point_source_ID 9 9 gps_time 301037904.479556 301037909.009680 number of first returns: 24063 number of intermediate returns: 0 number of last returns: 24063 number of single returns: 24063 overview over extended number of returns of given pulse: 24063 0 0 0 0 0 0 0 0 0 0 0 0 0 0 histogram of classification of points: 4637 ground (2) 19426 water (9)