lasinfo (210611) report for 'AHN4T/37HZ1_03.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: 27977438 number of points by return: 24273971 2760400 745501 170589 26977 scale factor x y z: 0.001 0.001 0.001 offset x y z: 91980 429980 0 min x y z: 91980.000 429980.000 -5.376 max x y z: 93019.999 431269.999 40.188 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: 27977438 extended number of points by return: 24273971 2760400 745501 170589 26977 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 -5376 40188 intensity 25 4332 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 -33 10 user_data 6 7 point_source_ID 1 39 gps_time 259503506.992408 268425276.506040 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 14 255 G 20 255 B 1 255 NIR 57 255 extended_return_number 1 5 extended_number_of_returns 1 7 extended_classification 1 26 extended_scan_angle -5500 1667 extended_scanner_channel 0 0 attribute0 0.25 43.32 ('Amplitude') attribute1 -15.87 27.58 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 24273971 number of intermediate returns: 953869 number of last returns: 24226246 number of single returns: 21476648 covered area in square units/kilounits: 1301612/1.30 point density: all returns 21.49 last only 18.61 (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 27977438 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 24273971 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 2760400 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 745501 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 170589 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 26977 instead zero. overview over extended number of returns of given pulse: 21476648 4050551 1734443 579336 122609 12667 1184 0 0 0 0 0 0 0 0 histogram of classification of points: 6126132 unclassified (1) 18017491 ground (2) 3511290 building (6) 47916 water (9) 274609 Reserved for ASPRS Definition (26) +-> flagged as extended overlap: 2072651 +---> 494724 of those are unclassified (1) +---> 1366857 of those are ground (2) +---> 193426 of those are building (6) +---> 7903 of those are water (9) +---> 9741 of those are Reserved for ASPRS Definition (26) z coordinate histogram with bin size 0.100000 bin [-5.4,-5.3) has 47 bin [-5.3,-5.2) has 311 bin [-5.2,-5.1) has 80 bin [-5.1,-5.0) has 215 bin [-5.0,-4.9) has 96 bin [-4.9,-4.8) has 82 bin [-4.8,-4.7) has 151 bin [-4.7,-4.6) has 201 bin [-4.6,-4.5) has 191 bin [-4.5,-4.4) has 170 bin [-4.4,-4.3) has 105 bin [-4.3,-4.2) has 259 bin [-4.2,-4.1) has 184 bin 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has 1 bin [39.6,39.7) has 3 bin [39.8,39.9) has 1 bin [39.9,40.0) has 11 bin [40.0,40.1) has 17 bin [40.1,40.2) has 7 average z coordinate 2.0 for 27977438 element(s) point source id histogram with bin size 1.000000 bin 1 has 714408 bin 38 has 9751909 bin 39 has 17511121 average point source id 37.68110107151341 for 27977438 element(s)