lasinfo (210611) report for 'AHN4T/37HZ1_02.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: 273/2021 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: 26660556 number of points by return: 23244296 2465596 731408 186886 32370 scale factor x y z: 0.001 0.001 0.001 offset x y z: 90980 429980 0 min x y z: 90980.000 429980.000 -4.601 max x y z: 92019.999 431269.999 33.831 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: 26660556 extended number of points by return: 23244296 2465596 731408 186886 32370 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' 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 -4601 33831 intensity 0 4350 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 10 user_data 6 7 point_source_ID 1 39 gps_time 259503492.312460 268425291.886737 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 10 255 G 19 255 B 5 255 NIR 52 255 extended_return_number 1 5 extended_number_of_returns 1 7 extended_classification 1 26 extended_scan_angle -5333 1667 extended_scanner_channel 0 0 attribute0 0 43.5 ('Amplitude') attribute1 -15.58 28.06 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 23244296 number of intermediate returns: 964871 number of last returns: 23190821 number of single returns: 20739432 covered area in square units/kilounits: 1244296/1.24 point density: all returns 21.43 last only 18.64 (per square units) spacing: all returns 0.22 last only 0.23 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 26660556 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 23244296 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 2465596 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 731408 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 186886 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 32370 instead zero. overview over extended number of returns of given pulse: 20739432 3484943 1645907 625662 147481 15842 1289 0 0 0 0 0 0 0 0 histogram of classification of points: 5766000 unclassified (1) 17883231 ground (2) 2785941 building (6) 83259 water (9) 142125 Reserved for ASPRS Definition (26) +-> flagged as extended overlap: 2114351 +---> 580205 of those are unclassified (1) +---> 1378682 of those are ground (2) +---> 129965 of those are building (6) +---> 7056 of those are water (9) +---> 18443 of those are Reserved for ASPRS Definition (26) z coordinate histogram with bin size 0.100000 bin [-4.7,-4.6) has 1 bin [-4.6,-4.5) has 5 bin [-4.5,-4.4) has 8 bin [-4.4,-4.3) has 18 bin [-4.3,-4.2) has 29 bin [-4.2,-4.1) has 38 bin [-4.1,-4.0) has 42 bin [-4.0,-3.9) has 40 bin [-3.9,-3.8) has 47 bin [-3.8,-3.7) has 56 bin [-3.7,-3.6) has 33 bin [-3.6,-3.5) has 69 bin [-3.5,-3.4) has 53 bin [-3.4,-3.3) 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bin [32.8,32.9) has 33 bin [32.9,33.0) has 32 bin [33.0,33.1) has 18 bin [33.1,33.2) has 15 bin [33.2,33.3) has 12 bin [33.3,33.4) has 5 bin [33.4,33.5) has 2 bin [33.5,33.6) has 2 bin [33.8,33.9) has 1 average z coordinate 1.9 for 26660556 element(s) point source id histogram with bin size 1.000000 bin 1 has 736348 bin 38 has 8739745 bin 39 has 17184463 average point source id 37.622648042298891 for 26660556 element(s)