lasinfo (210611) report for 'AHN4T/20GZ1_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: 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: 34951216 number of points by return: 29388886 3754872 1371911 426318 9229 scale factor x y z: 0.001 0.001 0.001 offset x y z: 159980 499980 0 min x y z: 159980.000 499980.000 -6.762 max x y z: 161019.999 501269.999 30.798 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: 34951216 extended number of points by return: 29388886 3754872 1371911 426318 9229 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 -6762 30798 intensity 19 4983 return_number 1 5 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 8 9 point_source_ID 194 198 gps_time 270198723.041446 370200265.077329 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 31 255 G 42 255 B 43 255 NIR 43 255 extended_return_number 1 5 extended_number_of_returns 1 7 extended_classification 1 26 extended_scan_angle -4833 4833 extended_scanner_channel 0 0 attribute0 0.19 49.83 ('Amplitude') attribute1 -17.96 32.22 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 29388886 number of intermediate returns: 1822617 number of last returns: 29285028 number of single returns: 25545315 covered area in square units/kilounits: 1293256/1.29 point density: all returns 27.03 last only 22.64 (per square units) spacing: all returns 0.19 last only 0.21 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 34951216 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 29388886 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 3754872 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 1371911 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 426318 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 9229 instead zero. overview over extended number of returns of given pulse: 25545315 4829163 2850310 1679993 43638 2692 105 0 0 0 0 0 0 0 0 histogram of classification of points: 7493361 unclassified (1) 23769996 ground (2) 3380368 building (6) 157958 water (9) 149533 Reserved for ASPRS Definition (26) +-> flagged as extended overlap: 2688650 +---> 572165 of those are unclassified (1) +---> 1878510 of those are ground (2) +---> 220832 of those are building (6) +---> 7843 of those are water (9) +---> 9300 of those are Reserved for ASPRS Definition (26) z coordinate histogram with bin size 0.100000 bin [-6.8,-6.7) has 4 bin [-6.7,-6.6) has 21 bin [-6.6,-6.5) has 994 bin [-6.5,-6.4) has 835 bin [-6.4,-6.3) has 392 bin [-6.3,-6.2) has 457 bin [-6.2,-6.1) has 433 bin [-6.1,-6.0) has 477 bin [-6.0,-5.9) has 560 bin [-5.9,-5.8) has 4183 bin [-5.8,-5.7) has 4318 bin [-5.7,-5.6) has 2741 bin [-5.6,-5.5) has 8283 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has 11 bin [30.4,30.5) has 3 bin [30.5,30.6) has 4 bin [30.7,30.8) has 2 average z coordinate -1.5 for 34951216 element(s) point source id histogram with bin size 1.000000 bin 194 has 4237293 bin 195 has 4271577 bin 196 has 21924919 bin 198 has 4517427 average point source id 195.893814595749689 for 34951216 element(s)