lasinfo (210611) report for 'AHN4T/31GN1_23.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: 44191580 number of points by return: 39981867 3019452 983320 187427 19514 scale factor x y z: 0.001 0.001 0.001 offset x y z: 121980 456230 0 min x y z: 121980.000 456230.000 -2.353 max x y z: 123019.999 457519.999 34.862 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: 44191580 extended number of points by return: 39981867 3019452 983320 187427 19514 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 -2353 34862 intensity 40 3657 return_number 1 5 number_of_returns 1 6 edge_of_flight_line 0 1 scan_direction_flag 0 1 classification 1 26 scan_angle_rank -31 32 user_data 6 7 point_source_ID 86 88 gps_time 270024226.404161 270026124.283082 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 27 255 G 30 255 B 8 255 NIR 54 255 extended_return_number 1 5 extended_number_of_returns 1 6 extended_classification 1 26 extended_scan_angle -5167 5333 extended_scanner_channel 0 0 attribute0 0.4 36.57 ('Amplitude') attribute1 -15.52 21.57 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 39981867 number of intermediate returns: 1193861 number of last returns: 39959004 number of single returns: 36943152 covered area in square units/kilounits: 1310152/1.31 point density: all returns 33.73 last only 30.50 (per square units) spacing: all returns 0.17 last only 0.18 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 44191580 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 39981867 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 3019452 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 983320 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 187427 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 19514 instead zero. overview over extended number of returns of given pulse: 36943152 4083985 2392505 674003 96990 945 0 0 0 0 0 0 0 0 0 histogram of classification of points: 5675341 unclassified (1) 37000283 ground (2) 1234858 building (6) 242287 water (9) 38811 Reserved for ASPRS Definition (26) +-> flagged as extended overlap: 2893070 +---> 305630 of those are unclassified (1) +---> 2396267 of those are ground (2) +---> 181372 of those are building (6) +---> 8967 of those are water (9) +---> 834 of those are Reserved for ASPRS Definition (26) z coordinate histogram with bin size 0.100000 bin [-2.4,-2.3) has 7 bin [-2.3,-2.2) has 725 bin [-2.2,-2.1) has 9238 bin [-2.1,-2.0) has 13592 bin [-2.0,-1.9) has 18004 bin [-1.9,-1.8) has 73271 bin [-1.8,-1.7) has 82060 bin [-1.7,-1.6) has 132383 bin [-1.6,-1.5) has 298776 bin [-1.5,-1.4) has 527429 bin [-1.4,-1.3) has 694520 bin [-1.3,-1.2) has 1006895 bin 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bin [34.5,34.6) has 7 bin [34.7,34.8) has 1 bin [34.8,34.9) has 1 average z coordinate 1.1 for 44191580 element(s) point source id histogram with bin size 1.000000 bin 86 has 238906 bin 87 has 29543627 bin 88 has 14409047 average point source id 87.320652508916851 for 44191580 element(s)