lasinfo (210611) report for 'AHN4T/31HN2_06.LAZ' reporting all LAS header entries: file signature: 'LASF' file source ID: 0 global_encoding: 16 project ID GUID data 1-4: 00000000-0000-0000-0000-000000000000 version major.minor: 1.4 system identifier: 'GeoTiles.nl' generating software: 'PDAL 2.3.0 (5f4276)' file creation day/year: 179/2021 header size: 375 offset to point data: 3559 number var. length records: 4 point data format: 8 point data record length: 44 number of point records: 54728045 number of points by return: 44024067 7690217 2471840 482929 58992 scale factor x y z: 0.001 0.001 0.001 offset x y z: 134980 459980 0 min x y z: 134980.000 459980.000 -1.505 max x y z: 136019.999 461269.999 36.559 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: 54728045 extended number of points by return: 44024067 7690217 2471840 482929 58992 0 0 0 0 0 0 0 0 0 0 variable length header record 1 of 4: reserved 0 user ID 'LASF_Spec' record ID 7 length after header 576 description 'Extra Bytes Record' variable length header record 2 of 4: reserved 0 user ID 'LASF_Spec' record ID 4 length after header 576 description 'RIEGL Extra Bytes' Extra Byte Descriptions data type: 3 (unsigned short), name "Amplitude", description: "Echo signal amplitude [dB]", min:, 0, max:, 10000, scale: 0.01, offset: 0 (not set) data type: 4 (short), name "Reflectance", description: "Echo signal reflectance [dB]", min:, -5000, max:, 15000, scale: 0.01, offset: 0 (not set) data type: 3 (unsigned short), name "Deviation", description: "Pulse shape deviation", min:, 0, max:, 65535, scale: 1 (not set), offset: 0 (not set) variable length header record 3 of 4: reserved 0 user ID 'LASF_Projection' record ID 2112 length after header 908 description 'OGC Transformation Record' WKT OGC COORDINATE SYSTEM: COMPD_CS["Amersfoort / RD New + NAP height",PROJCS["Amersfoort / RD New",GEOGCS["Amersfoort",DATUM["Amersfoort",SPHEROID["Bessel 1841",6377397.155,299.1528128,AUTHORITY["EPSG","7004"]],AUTHORITY["EPSG","6289"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4289"]],PROJECTION["Oblique_Stereographic"],PARAMETER["latitude_of_origin",52.1561605555556],PARAMETER["central_meridian",5.38763888888889],PARAMETER["scale_factor",0.9999079],PARAMETER["false_easting",155000],PARAMETER["false_northing",463000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","28992"]],VERT_CS["NAP height",VERT_DATUM["Normaal Amsterdams Peil",2005,AUTHORITY["EPSG","5109"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5709"]],AUTHORITY["EPSG","7415"]] variable length header record 4 of 4: reserved 0 user ID 'liblas' record ID 2112 length after header 908 description 'OGR variant of OpenGIS WKT SRS' has spatial indexing LAX file LASzip compression (version 3.4r3 c3 50000): POINT14 3 RGBNIR14 3 BYTE14 3 reporting minimum and maximum for all LAS point record entries ... X 0 1039999 Y 0 1289999 Z -1505 36559 intensity 44 4783 return_number 1 5 number_of_returns 1 7 edge_of_flight_line 0 1 scan_direction_flag 0 1 classification 1 26 scan_angle_rank -30 33 user_data 6 7 point_source_ID 90 92 gps_time 270027889.777483 270029964.885157 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 7 255 G 14 255 B 7 255 NIR 36 255 extended_return_number 1 5 extended_number_of_returns 1 7 extended_classification 1 26 extended_scan_angle -5000 5500 extended_scanner_channel 0 0 attribute0 0.44 47.83 ('Amplitude') attribute1 -15.32 32.89 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 44024067 number of intermediate returns: 3016506 number of last returns: 43981844 number of single returns: 36294372 covered area in square units/kilounits: 1268968/1.27 point density: all returns 43.13 last only 34.66 (per square units) spacing: all returns 0.15 last only 0.17 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 54728045 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 44024067 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 7690217 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 2471840 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 482929 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 58992 instead zero. overview over extended number of returns of given pulse: 36294372 10467315 5974829 1696324 292836 2309 60 0 0 0 0 0 0 0 0 histogram of classification of points: 13491337 unclassified (1) 38400993 ground (2) 2533064 building (6) 277596 water (9) 8498 wire conductor (14) 16557 Reserved for ASPRS Definition (26) +-> flagged as extended overlap: 4091297 +---> 1519606 of those are unclassified (1) +---> 2362230 of those are ground (2) +---> 185451 of those are building (6) +---> 22309 of those are water (9) +---> 634 of those are wire conductor (14) +---> 1067 of those are Reserved for ASPRS Definition (26) z coordinate histogram with bin size 0.100000 bin [-1.6,-1.5) has 1 bin [-1.5,-1.4) has 60 bin [-1.4,-1.3) has 8298 bin [-1.3,-1.2) has 39954 bin [-1.2,-1.1) has 37625 bin [-1.1,-1.0) has 117559 bin [-1.0,-0.9) has 267609 bin [-0.9,-0.8) has 197649 bin [-0.8,-0.7) has 294014 bin 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