lasinfo (210611) report for 'AHN4T/26CN1_01.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: 176/2021 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: 57098736 number of points by return: 46006107 8127976 2448710 462916 53027 scale factor x y z: 0.001 0.001 0.001 offset x y z: 139980 486230 0 min x y z: 139980.000 486230.000 -5.847 max x y z: 141019.999 487519.999 31.269 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: 57098736 extended number of points by return: 46006107 8127976 2448710 462916 53027 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 -5847 31269 intensity 14 4918 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 -32 32 user_data 6 7 point_source_ID 134 136 gps_time 270131908.540658 270193218.494197 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 0 255 G 7 255 B 8 255 NIR 39 255 extended_return_number 1 5 extended_number_of_returns 1 7 extended_classification 1 26 extended_scan_angle -5333 5333 extended_scanner_channel 0 0 attribute0 0.14 49.18 ('Amplitude') attribute1 -15.51 34.53 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 46006107 number of intermediate returns: 2963575 number of last returns: 45927634 number of single returns: 37798580 covered area in square units/kilounits: 1334788/1.33 point density: all returns 42.78 last only 34.41 (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 57098736 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 46006107 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 8127976 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 2448710 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 462916 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 53027 instead zero. overview over extended number of returns of given pulse: 37798580 11429890 5963759 1641088 262342 3017 60 0 0 0 0 0 0 0 0 histogram of classification of points: 14518277 unclassified (1) 34775709 ground (2) 7534876 building (6) 159326 water (9) 110548 Reserved for ASPRS Definition (26) +-> flagged as extended overlap: 4019241 +---> 930045 of those are unclassified (1) +---> 2525979 of those are ground (2) +---> 541723 of those are building (6) +---> 18362 of those are water (9) +---> 3132 of those are Reserved for ASPRS Definition (26) z coordinate histogram with bin size 0.100000 bin [-5.9,-5.8) has 2 bin [-5.8,-5.7) has 417 bin [-5.7,-5.6) has 957 bin [-5.6,-5.5) has 1581 bin [-5.5,-5.4) has 50424 bin [-5.4,-5.3) has 20257 bin [-5.3,-5.2) has 16628 bin [-5.2,-5.1) has 41720 bin [-5.1,-5.0) has 72951 bin [-5.0,-4.9) has 106808 bin [-4.9,-4.8) has 124402 bin [-4.8,-4.7) has 104449 bin 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