lasinfo (210611) report for 'AHN4T/33DN1_18.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: 337/2022 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: 47685406 number of points by return: 26729972 14961193 5020492 878468 89090 scale factor x y z: 0.001 0.001 0.001 offset x y z: 191980 457480 0 min x y z: 191980.000 457480.000 62.405 max x y z: 193019.999 458769.999 107.571 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: 47685406 extended number of points by return: 26729972 14961193 5020492 878468 89090 5924 267 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 62405 107571 intensity 0 2762 return_number 1 7 number_of_returns 1 7 edge_of_flight_line 0 1 scan_direction_flag 0 1 classification 1 6 scan_angle_rank -10 29 user_data 6 7 point_source_ID 123 124 gps_time 330422183.172056 330424051.119441 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 14 255 G 37 255 B 30 254 NIR 26 255 extended_return_number 1 7 extended_number_of_returns 1 7 extended_classification 1 6 extended_scan_angle -1667 4833 extended_scanner_channel 0 0 attribute0 0 0 ('Amplitude') attribute1 -17.14 10.84 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 26729972 number of intermediate returns: 5991907 number of last returns: 26731980 number of single returns: 11768453 covered area in square units/kilounits: 1341596/1.34 point density: all returns 35.54 last only 19.93 (per square units) spacing: all returns 0.17 last only 0.22 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 47685406 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 26729972 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 14961193 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 5020492 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 878468 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 89090 instead zero. overview over extended number of returns of given pulse: 11768453 19884240 12425704 3155932 415365 33914 1798 0 0 0 0 0 0 0 0 histogram of classification of points: 25730477 unclassified (1) 21945300 ground (2) 9629 building (6) +-> flagged as extended overlap: 2950764 +---> 1539911 of those are unclassified (1) +---> 1410121 of those are ground (2) +---> 732 of those are building (6) z coordinate histogram with bin size 0.100000 bin [62.4,62.5) has 196 bin [62.5,62.6) has 408 bin [62.6,62.7) has 2191 bin [62.7,62.8) has 6280 bin [62.8,62.9) has 10722 bin [62.9,63.0) has 11059 bin [63.0,63.1) has 12760 bin [63.1,63.2) has 15299 bin [63.2,63.3) has 17427 bin [63.3,63.4) has 23156 bin [63.4,63.5) has 27684 bin [63.5,63.6) has 33547 bin [63.6,63.7) has 33923 bin [63.7,63.8) has 40967 bin [63.8,63.9) has 50493 bin [63.9,64.0) has 47825 bin [64.0,64.1) has 42970 bin [64.1,64.2) has 46447 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