lasinfo (210611) report for 'AHN4T/27AN1_17.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: 178/2021 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: 73184370 number of points by return: 39928060 21826369 8836730 2427762 165449 scale factor x y z: 0.001 0.001 0.001 offset x y z: 180980 494980 0 min x y z: 180980.000 494980.000 -3.843 max x y z: 182019.999 496269.999 37.092 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: 73184370 extended number of points by return: 39928060 21826369 8836730 2427762 165449 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 -3843 37092 intensity 19 3035 return_number 1 5 number_of_returns 1 7 edge_of_flight_line 0 1 scan_direction_flag 0 1 classification 1 9 scan_angle_rank -34 37 user_data 6 9 point_source_ID 127 201 gps_time 270122849.008048 270205309.112271 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 0 255 G 2 255 B 8 253 NIR 42 255 extended_return_number 1 5 extended_number_of_returns 1 7 extended_classification 1 9 extended_scan_angle -5667 6167 extended_scanner_channel 0 0 attribute0 0.19 30.35 ('Amplitude') attribute1 -18.24 12.21 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 39928060 number of intermediate returns: 11452266 number of last returns: 39847034 number of single returns: 18042990 covered area in square units/kilounits: 1316644/1.32 point density: all returns 55.58 last only 30.26 (per square units) spacing: all returns 0.13 last only 0.18 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 73184370 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 39928060 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 21826369 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 8836730 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 2427762 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 165449 instead zero. overview over extended number of returns of given pulse: 18042990 25984492 19262144 9063327 809972 20511 934 0 0 0 0 0 0 0 0 histogram of classification of points: 39372099 unclassified (1) 33718484 ground (2) 67848 building (6) 25939 water (9) +-> flagged as extended overlap: 4465014 +---> 2301346 of those are unclassified (1) +---> 2133092 of those are ground (2) +---> 25330 of those are building (6) +---> 5246 of those are water (9) z coordinate histogram with bin size 0.100000 bin [-3.9,-3.8) has 3 bin [-3.8,-3.7) has 179 bin [-3.7,-3.6) has 6797 bin [-3.6,-3.5) has 36356 bin [-3.5,-3.4) has 23551 bin [-3.4,-3.3) has 33374 bin [-3.3,-3.2) has 114095 bin [-3.2,-3.1) has 88146 bin [-3.1,-3.0) has 71282 bin [-3.0,-2.9) has 64210 bin [-2.9,-2.8) has 62969 bin [-2.8,-2.7) has 62864 bin [-2.7,-2.6) has 77734 bin [-2.6,-2.5) has 116702 bin [-2.5,-2.4) has 198504 bin [-2.4,-2.3) has 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[36.4,36.5) has 42 bin [36.5,36.6) has 22 bin [36.6,36.7) has 29 bin [36.7,36.8) has 20 bin [36.8,36.9) has 17 bin [36.9,37.0) has 10 bin [37.0,37.1) has 8 average z coordinate 5.6 for 73184370 element(s) point source id histogram with bin size 1.000000 bin 127 has 56237727 bin 128 has 294854 bin 201 has 16651789 average point source id 143.841399878143392 for 73184370 element(s)