lasinfo (210611) report for 'AHN4T/33GN1_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: 337/2022 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: 41221725 number of points by return: 29626977 7761968 2996721 720794 105281 scale factor x y z: 0.001 0.001 0.001 offset x y z: 201980 457480 0 min x y z: 201980.000 457480.000 11.069 max x y z: 203019.999 458769.999 48.885 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: 41221725 extended number of points by return: 29626977 7761968 2996721 720794 105281 9385 599 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 11069 48885 intensity 0 5029 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 -29 29 user_data 6 7 point_source_ID 131 133 gps_time 330770621.270032 330773806.660974 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 27 255 G 51 255 B 37 255 NIR 13 255 extended_return_number 1 7 extended_number_of_returns 1 7 extended_classification 1 26 extended_scan_angle -4833 4833 extended_scanner_channel 0 0 attribute0 0 0 ('Amplitude') attribute1 -17.02 33.29 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 29626977 number of intermediate returns: 3822186 number of last returns: 29649195 number of single returns: 21876633 covered area in square units/kilounits: 1326132/1.33 point density: all returns 31.08 last only 22.36 (per square units) spacing: all returns 0.18 last only 0.21 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 41221725 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 29626977 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 7761968 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 2996721 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 720794 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 105281 instead zero. overview over extended number of returns of given pulse: 21876633 9540394 6814345 2455183 477998 52939 4233 0 0 0 0 0 0 0 0 histogram of classification of points: 13770941 unclassified (1) 26426999 ground (2) 753317 building (6) 262053 water (9) 8415 Reserved for ASPRS Definition (26) +-> flagged as extended overlap: 2835984 +---> 886987 of those are unclassified (1) +---> 1922790 of those are ground (2) +---> 22060 of those are building (6) +---> 4147 of those are water (9) z coordinate histogram with bin size 0.100000 bin [11.0,11.1) has 7 bin [11.1,11.2) has 420 bin [11.2,11.3) has 881 bin [11.3,11.4) has 730 bin [11.4,11.5) has 955 bin [11.5,11.6) has 1464 bin [11.6,11.7) has 4870 bin [11.7,11.8) has 8969 bin [11.8,11.9) has 15653 bin [11.9,12.0) has 68310 bin [12.0,12.1) has 180340 bin [12.1,12.2) has 258750 bin [12.2,12.3) has 297818 bin [12.3,12.4) has 351637 bin [12.4,12.5) 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