lasinfo (210611) report for 'AHN4T/31HN1_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: 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: 50797508 number of points by return: 40703438 7013282 2453001 555100 72687 scale factor x y z: 0.001 0.001 0.001 offset x y z: 129980 461230 0 min x y z: 129980.000 461230.000 -2.079 max x y z: 131019.999 462519.999 39.528 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: 50797508 extended number of points by return: 40703438 7013282 2453001 555100 72687 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 -2079 39528 intensity 0 4913 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 -30 33 user_data 6 7 point_source_ID 91 93 gps_time 270028670.642967 270030657.523073 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 28 255 G 32 255 B 7 255 NIR 39 255 extended_return_number 1 5 extended_number_of_returns 1 7 extended_classification 1 26 extended_scan_angle -5000 5500 extended_scanner_channel 0 0 attribute0 0 49.13 ('Amplitude') attribute1 -15.96 33.8 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 40703438 number of intermediate returns: 3088754 number of last returns: 40650905 number of single returns: 33645589 covered area in square units/kilounits: 1271780/1.27 point density: all returns 39.94 last only 31.96 (per square units) spacing: all returns 0.16 last only 0.18 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 50797508 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 40703438 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 7013282 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 2453001 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 555100 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 72687 instead zero. overview over extended number of returns of given pulse: 33645589 9152439 5701537 1933244 356778 7746 175 0 0 0 0 0 0 0 0 histogram of classification of points: 14623328 unclassified (1) 32404803 ground (2) 2872603 building (6) 860834 water (9) 35940 Reserved for ASPRS Definition (26) +-> flagged as extended overlap: 3681992 +---> 897500 of those are unclassified (1) +---> 2269576 of those are ground (2) +---> 463117 of those are building (6) +---> 50558 of those are water (9) +---> 1241 of those are Reserved for ASPRS Definition (26) z coordinate histogram with bin size 0.100000 bin [-2.1,-2.0) has 20 bin [-2.0,-1.9) has 18 bin [-1.9,-1.8) has 31 bin [-1.8,-1.7) has 392 bin [-1.7,-1.6) has 3618 bin [-1.6,-1.5) has 2053 bin [-1.5,-1.4) has 3388 bin [-1.4,-1.3) has 8645 bin [-1.3,-1.2) has 14396 bin [-1.2,-1.1) has 46541 bin [-1.1,-1.0) has 77559 bin [-1.0,-0.9) has 189399 bin 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has 1 bin [38.7,38.8) has 1 bin [38.8,38.9) has 2 bin [38.9,39.0) has 2 bin [39.5,39.6) has 1 average z coordinate 3.5 for 50797508 element(s) point source id histogram with bin size 1.000000 bin 91 has 5191757 bin 92 has 37937235 bin 93 has 7668516 average point source id 92.048757490229633 for 50797508 element(s)