lasinfo (210611) report for 'AHN4T/17GN1_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: 38135883 number of points by return: 23590130 10150683 3605279 706473 77957 scale factor x y z: 0.001 0.001 0.001 offset x y z: 239980 531230 0 min x y z: 239980.000 531230.000 14.632 max x y z: 241019.999 532519.999 55.214 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: 38135883 extended number of points by return: 23590130 10150683 3605279 706473 77957 5125 236 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 14632 55214 intensity 34 4765 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 16 user_data 6 7 point_source_ID 65 66 gps_time 330518622.991896 330521085.663847 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 18 221 G 34 214 B 21 206 NIR 1 242 extended_return_number 1 7 extended_number_of_returns 1 7 extended_classification 1 9 extended_scan_angle -4833 2667 extended_scanner_channel 0 0 attribute0 0 0 ('Amplitude') attribute1 -16.38 31.37 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 23590130 number of intermediate returns: 4401412 number of last returns: 23571986 number of single returns: 13427645 covered area in square units/kilounits: 1275128/1.28 point density: all returns 29.91 last only 18.49 (per square units) spacing: all returns 0.18 last only 0.23 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 38135883 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 23590130 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 10150683 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 3605279 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 706473 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 77957 instead zero. overview over extended number of returns of given pulse: 13427645 13089265 8704640 2518170 365095 29452 1616 0 0 0 0 0 0 0 0 histogram of classification of points: 18434078 unclassified (1) 18220400 ground (2) 1481405 water (9) +-> flagged as extended overlap: 2594095 +---> 1268278 of those are unclassified (1) +---> 1226714 of those are ground (2) +---> 99103 of those are water (9) z coordinate histogram with bin size 0.100000 bin [14.6,14.7) has 76 bin [14.7,14.8) has 10775 bin [14.8,14.9) has 1227465 bin [14.9,15.0) has 2274203 bin [15.0,15.1) has 394712 bin [15.1,15.2) has 295653 bin [15.2,15.3) has 244455 bin [15.3,15.4) has 230520 bin [15.4,15.5) has 390089 bin [15.5,15.6) has 599419 bin [15.6,15.7) has 1018823 bin [15.7,15.8) has 1160369 bin [15.8,15.9) has 1182551 bin [15.9,16.0) has 1103278 bin [16.0,16.1) has 1017449 bin [16.1,16.2) has 939710 bin [16.2,16.3) has 942343 bin 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5 bin [55.2,55.3) has 2 average z coordinate 23.1 for 38135883 element(s) point source id histogram with bin size 1.000000 bin 65 has 28928086 bin 66 has 9207797 average point source id 65.241447064435349 for 38135883 element(s)