lasinfo (210611) report for 'AHN4T/17FN1_21.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: 335/2022 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: 36526060 number of points by return: 23127457 8718538 3584474 913596 160201 scale factor x y z: 0.001 0.001 0.001 offset x y z: 249980 543730 0 min x y z: 249980.000 543730.000 15.244 max x y z: 251019.999 545019.999 59.746 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: 36526060 extended number of points by return: 23127457 8718538 3584474 913596 160201 19879 1915 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 15244 59746 intensity 55 4891 return_number 1 7 number_of_returns 1 7 edge_of_flight_line 0 1 scan_direction_flag 0 1 classification 1 9 scan_angle_rank -29 29 user_data 6 7 point_source_ID 54 56 gps_time 330438033.162024 330440319.241883 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 18 255 G 38 255 B 16 255 NIR 17 255 extended_return_number 1 7 extended_number_of_returns 1 7 extended_classification 1 9 extended_scan_angle -4833 4833 extended_scanner_channel 0 0 attribute0 0 0 ('Amplitude') attribute1 -15.69 32.64 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 23127457 number of intermediate returns: 4682642 number of last returns: 23119381 number of single returns: 14403420 covered area in square units/kilounits: 1339212/1.34 point density: all returns 27.27 last only 17.26 (per square units) spacing: all returns 0.19 last only 0.24 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 36526060 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 23127457 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 8718538 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 3584474 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 913596 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 160201 instead zero. overview over extended number of returns of given pulse: 14403420 10265954 8017411 3016050 701933 108570 12722 0 0 0 0 0 0 0 0 histogram of classification of points: 16631412 unclassified (1) 19841505 ground (2) 6725 building (6) 46418 water (9) +-> flagged as extended overlap: 3007718 +---> 1421398 of those are unclassified (1) +---> 1586034 of those are ground (2) +---> 286 of those are water (9) z coordinate histogram with bin size 0.100000 bin [15.2,15.3) has 2 bin [15.3,15.4) has 179 bin [15.4,15.5) has 3456 bin [15.5,15.6) has 2842 bin [15.6,15.7) has 2332 bin [15.7,15.8) has 2125 bin [15.8,15.9) has 1946 bin [15.9,16.0) has 1975 bin [16.0,16.1) has 1931 bin [16.1,16.2) has 1888 bin [16.2,16.3) has 1984 bin [16.3,16.4) has 3396 bin [16.4,16.5) has 8481 bin [16.5,16.6) has 11605 bin [16.6,16.7) has 16788 bin [16.7,16.8) has 26343 bin [16.8,16.9) has 39260 bin [16.9,17.0) has 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2 bin [59.6,59.7) has 2 bin [59.7,59.8) has 2 average z coordinate 26.6 for 36526060 element(s) point source id histogram with bin size 1.000000 bin 54 has 4470045 bin 55 has 29864776 bin 56 has 2191239 average point source id 54.937611502581994 for 36526060 element(s)