lasinfo (210611) report for 'AHN4T/04GN2_18.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: 176/2021 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: 2989430 number of points by return: 2983430 5499 479 22 0 scale factor x y z: 0.001 0.001 0.001 offset x y z: 126980 582480 0 min x y z: 126980.000 583382.827 -0.345 max x y z: 127505.439 583769.999 0.769 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: 2989430 extended number of points by return: 2983430 5499 479 22 0 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 525439 Y 902827 1289999 Z -345 769 intensity 52 2153 return_number 1 4 number_of_returns 1 4 edge_of_flight_line 0 1 scan_direction_flag 0 1 classification 1 9 scan_angle_rank -29 29 user_data 8 9 point_source_ID 1038 1050 gps_time 265132415.915596 268472058.542791 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 112 149 G 109 144 B 80 119 NIR 90 130 extended_return_number 1 4 extended_number_of_returns 1 4 extended_classification 1 9 extended_scan_angle -4833 4833 extended_scanner_channel 0 0 attribute0 0.52 21.53 ('Amplitude') attribute1 -16.55 4.5 ('Reflectance') attribute2 0 32000 ('Deviation') number of first returns: 2983430 number of intermediate returns: 6 number of last returns: 2982375 number of single returns: 2976381 covered area in square units/kilounits: 102716/0.10 point density: all returns 29.10 last only 29.04 (per square units) spacing: all returns 0.19 last only 0.19 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 2989430 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 2983430 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 5499 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 479 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 22 instead zero. overview over extended number of returns of given pulse: 2976381 12050 947 52 0 0 0 0 0 0 0 0 0 0 0 histogram of classification of points: 38 unclassified (1) 27695 ground (2) 2961697 water (9) +-> flagged as extended overlap: 494190 +---> 38 of those are unclassified (1) +---> 27695 of those are ground (2) +---> 466457 of those are water (9) z coordinate histogram with bin size 0.100000 bin [-0.4,-0.3) has 2 bin [-0.3,-0.2) has 58 bin [-0.2,-0.1) has 13784 bin [-0.1,0.0) has 313632 bin [0.0,0.1) has 384229 bin [0.1,0.2) has 412672 bin [0.2,0.3) has 246185 bin [0.3,0.4) has 376308 bin [0.4,0.5) has 1151985 bin [0.5,0.6) has 90047 bin [0.6,0.7) has 525 bin [0.7,0.8) has 3 average z coordinate 0.3 for 2989430 element(s) point source id histogram with bin size 1.000000 bin 1038 has 2267 bin 1039 has 1456755 bin 1050 has 1530408 average point source id 1044.630578739090652 for 2989430 element(s)