lasinfo (210611) report for 'AHN4T/20HN2_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: 177/2021 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: 27787946 number of points by return: 27779110 8813 23 0 0 scale factor x y z: 0.001 0.001 0.001 offset x y z: 175980 507480 0 min x y z: 175980.000 507480.000 -6.411 max x y z: 177019.999 508769.999 -2.464 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: 27787946 extended number of points by return: 27779110 8813 23 0 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 1039999 Y 0 1289999 Z -6411 -2464 intensity 41 4707 return_number 1 3 number_of_returns 1 3 edge_of_flight_line 0 1 scan_direction_flag 0 1 classification 1 9 scan_angle_rank -29 31 user_data 8 9 point_source_ID 186 188 gps_time 270133310.558571 270135601.636731 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 41 255 G 53 254 B 47 240 NIR 65 255 extended_return_number 1 3 extended_number_of_returns 1 3 extended_classification 1 9 extended_scan_angle -4833 5167 extended_scanner_channel 0 0 attribute0 0.41 47.07 ('Amplitude') attribute1 -17.65 29.32 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 27779110 number of intermediate returns: 23 number of last returns: 27779030 number of single returns: 27770217 covered area in square units/kilounits: 1336064/1.34 point density: all returns 20.80 last only 20.79 (per square units) spacing: all returns 0.22 last only 0.22 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 27787946 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 27779110 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 8813 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 23 instead zero. overview over extended number of returns of given pulse: 27770217 17660 69 0 0 0 0 0 0 0 0 0 0 0 0 histogram of classification of points: 31402 unclassified (1) 27664995 ground (2) 91549 water (9) +-> flagged as extended overlap: 1959250 +---> 2961 of those are unclassified (1) +---> 1947162 of those are ground (2) +---> 9127 of those are water (9) z coordinate histogram with bin size 0.100000 bin [-6.5,-6.4) has 2 bin [-6.4,-6.3) has 874 bin [-6.3,-6.2) has 12619 bin [-6.2,-6.1) has 3982 bin [-6.1,-6.0) has 1237 bin [-6.0,-5.9) has 21894 bin [-5.9,-5.8) has 18615 bin [-5.8,-5.7) has 28962 bin [-5.7,-5.6) has 38158 bin [-5.6,-5.5) has 43659 bin [-5.5,-5.4) has 51535 bin [-5.4,-5.3) has 51381 bin [-5.3,-5.2) has 49286 bin [-5.2,-5.1) has 45177 bin [-5.1,-5.0) has 42374 bin [-5.0,-4.9) has 39367 bin [-4.9,-4.8) has 36365 bin [-4.8,-4.7) has 35004 bin [-4.7,-4.6) has 38156 bin [-4.6,-4.5) has 152955 bin [-4.5,-4.4) has 4601234 bin [-4.4,-4.3) has 15026669 bin [-4.3,-4.2) has 5641573 bin [-4.2,-4.1) has 1464369 bin [-4.1,-4.0) has 295562 bin [-4.0,-3.9) has 36595 bin [-3.9,-3.8) has 2219 bin [-3.8,-3.7) has 1795 bin [-3.7,-3.6) has 1626 bin [-3.6,-3.5) has 1403 bin [-3.5,-3.4) has 1124 bin [-3.4,-3.3) has 789 bin [-3.3,-3.2) has 527 bin [-3.2,-3.1) has 366 bin [-3.1,-3.0) has 251 bin [-3.0,-2.9) has 134 bin [-2.9,-2.8) has 64 bin [-2.8,-2.7) has 31 bin [-2.7,-2.6) has 8 bin [-2.6,-2.5) has 4 bin [-2.5,-2.4) has 1 average z coordinate -4.4 for 27787946 element(s) point source id histogram with bin size 1.000000 bin 186 has 6616061 bin 187 has 19307756 bin 188 has 1864129 average point source id 186.828993046121496 for 27787946 element(s)