lasinfo (210611) report for 'AHN4T/17FZ2_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: 45174994 number of points by return: 25239661 13892345 4943109 977554 113522 scale factor x y z: 0.001 0.001 0.001 offset x y z: 254980 537480 0 min x y z: 254980.000 537480.000 17.314 max x y z: 256019.999 538769.999 59.078 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: 45174994 extended number of points by return: 25239661 13892345 4943109 977554 113522 8359 444 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 17314 59078 intensity 51 2199 return_number 1 7 number_of_returns 1 7 edge_of_flight_line 0 1 scan_direction_flag 0 1 classification 1 26 scan_angle_rank -22 29 user_data 6 7 point_source_ID 59 61 gps_time 328707586.955227 330511318.244310 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 21 232 G 38 235 B 25 217 NIR 17 224 extended_return_number 1 7 extended_number_of_returns 1 7 extended_classification 1 26 extended_scan_angle -3667 4833 extended_scanner_channel 0 0 attribute0 0 0 ('Amplitude') attribute1 -16.42 5.94 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 25239661 number of intermediate returns: 6045396 number of last returns: 25227252 number of single returns: 11337315 covered area in square units/kilounits: 1339508/1.34 point density: all returns 33.73 last only 18.83 (per square units) spacing: all returns 0.17 last only 0.23 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 45174994 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 25239661 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 13892345 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 4943109 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 977554 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 113522 instead zero. overview over extended number of returns of given pulse: 11337315 17901159 11899941 3459052 526783 47721 3023 0 0 0 0 0 0 0 0 histogram of classification of points: 24611437 unclassified (1) 20551813 ground (2) 1990 building (6) 9648 water (9) 106 Reserved for ASPRS Definition (26) +-> flagged as extended overlap: 3472110 +---> 1743448 of those are unclassified (1) +---> 1728662 of those are ground (2) z coordinate histogram with bin size 0.100000 bin [17.3,17.4) has 17 bin [17.4,17.5) has 95 bin [17.5,17.6) has 501 bin [17.6,17.7) has 9802 bin [17.7,17.8) has 74950 bin [17.8,17.9) has 107319 bin [17.9,18.0) has 120485 bin [18.0,18.1) has 195419 bin [18.1,18.2) has 189855 bin [18.2,18.3) has 158388 bin [18.3,18.4) has 198056 bin [18.4,18.5) has 244704 bin [18.5,18.6) has 299646 bin [18.6,18.7) has 384425 bin [18.7,18.8) has 441600 bin [18.8,18.9) has 333651 bin [18.9,19.0) has 253764 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