lasinfo (210611) report for 'AHN4T/21GZ2_01.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: 335/2022 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: 37711822 number of points by return: 25312234 7754569 3490581 975821 160884 scale factor x y z: 0.001 0.001 0.001 offset x y z: 204980 504980 0 min x y z: 204980.000 504980.000 -1.252 max x y z: 206019.999 506269.999 35.448 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: 37711822 extended number of points by return: 25312234 7754569 3490581 975821 160884 16504 1229 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 -1252 35448 intensity 25 4251 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 -3 user_data 6 7 point_source_ID 134 135 gps_time 330774886.927210 330777635.168405 WARNING: range violates GPS week time specified by global encoding bit 0 Color R 14 255 G 24 255 B 12 255 NIR 0 255 extended_return_number 1 7 extended_number_of_returns 1 7 extended_classification 1 26 extended_scan_angle -4833 -500 extended_scanner_channel 0 0 attribute0 0 0 ('Amplitude') attribute1 -16.47 26.13 ('Reflectance') attribute2 0 65535 ('Deviation') number of first returns: 25312234 number of intermediate returns: 4643566 number of last returns: 25305130 number of single returns: 17549108 covered area in square units/kilounits: 1284892/1.28 point density: all returns 29.35 last only 19.69 (per square units) spacing: all returns 0.18 last only 0.23 (in units) WARNING: point type is 8 but (legacy) number of point records in header is 37711822 instead zero. WARNING: point type is 8 but (legacy) number of points by return [1] in header is 25312234 instead zero. WARNING: point type is 8 but (legacy) number of points by return [2] in header is 7754569 instead zero. WARNING: point type is 8 but (legacy) number of points by return [3] in header is 3490581 instead zero. WARNING: point type is 8 but (legacy) number of points by return [4] in header is 975821 instead zero. WARNING: point type is 8 but (legacy) number of points by return [5] in header is 160884 instead zero. overview over extended number of returns of given pulse: 17549108 8539465 7543652 3258030 721402 91902 8263 0 0 0 0 0 0 0 0 histogram of classification of points: 15400301 unclassified (1) 21211272 ground (2) 817859 building (6) 279122 water (9) 3268 Reserved for ASPRS Definition (26) +-> flagged as extended overlap: 2036217 +---> 651798 of those are unclassified (1) +---> 1285312 of those are ground (2) +---> 64847 of those are building (6) +---> 34260 of those are water (9) z coordinate histogram with bin size 0.100000 bin [-1.3,-1.2) has 1 bin [-1.2,-1.1) has 8 bin [-1.1,-1.0) has 19 bin [-1.0,-0.9) has 120 bin [-0.9,-0.8) has 187 bin [-0.8,-0.7) has 228 bin [-0.7,-0.6) has 214 bin [-0.6,-0.5) has 139 bin [-0.5,-0.4) has 17254 bin [-0.4,-0.3) has 187893 bin [-0.3,-0.2) has 17489 bin [-0.2,-0.1) has 20374 bin [-0.1,0.0) has 57890 bin [0.0,0.1) has 327248 bin [0.1,0.2) has 889627 bin 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134 has 21978087 bin 135 has 15733735 average point source id 134.417209621958875 for 37711822 element(s)