lasinfo (260326) report for '19CN1.laz'
reporting all LAS header entries:
  file signature:             'LASF'
  file source ID:             49
  global_encoding:            17
  project ID GUID data 1-4:   00002026-1011-0000-0000-000000000000
  version major.minor:        1.4
  system identifier:          'VQ 1560II-S'
  generating software:        'TerraScan 25.021'
  file creation day/year:     50/2026
  header size:                375
  offset to point data:       2332
  number var. length records: 2
  point data format:          6
  point data record length:   36
  number of point records:    0
  number of points by return: 0 0 0 0 0
  scale factor x y z:         0.001 0.001 0.001
  offset x y z:               -0 -0 -0
  min x y z:                  101474.154 506250.000 -1.746
  max x y z:                  103026.809 512499.999 37.793
  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: 128483135
  extended number of points by return: 125197484 2972434 295480 17107 619 11 0 0 0 0 0 0 0 0 0
variable length header record 1 of 2:
  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 2 of 2:
  reserved             0
  user ID              'LASF_Projection'
  record ID            2112
  length after header  1271
  description          'OGC Transformation Record'
    WKT OGC COORDINATE SYSTEM:
    COMPOUNDCRS["Amersfoort / RD New + NAP height",PROJCRS["Amersfoort / RD New",BASEGEOGCRS["Amersfoort",DATUM["Amersfoort",ELLIPSOID["Bessel 1841",6377397.155,299.1528128,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4289]],CONVERSION["RD New",METHOD["Oblique Stereographic",ID["EPSG",9809]],PARAMETER["Latitude of natural origin",52.1561605555556,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude of natural origin",5.38763888888889,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale factor at natural origin",0.9999079,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False easting",155000,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False northing",463000,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["easting (X)",east,ORDER[1],LENGTHUNIT["metre",1]],AXIS["northing (Y)",north,ORDER[2],LENGTHUNIT["metre",1]]],VERTCRS["NAP height",VDATUM["Normaal Amsterdams Peil"],CS[vertical,1],AXIS["gravity-related height (H)",up,LENGTHUNIT["metre",1]]],USAGE[SCOPE["Engineering survey, topographic mapping."],AREA["Netherlands - onshore, including Waddenzee, Dutch Wadden Islands and 12-mile offshore coastal zone."],BBOX[50.75,3.2,53.7,7.22]],ID["EPSG",7415]]
the header is followed by 2 user-defined bytes
LASzip compression (version 3.5r0 c3 50000): POINT14 3 BYTE14 3
reporting minimum and maximum for all LAS point record entries ...
  X           101474154  103026809
  Y           506250000  512499999
  Z               -1746      37793
  intensity       10354      65535
  return_number       1          6
  number_of_returns   1          6
  edge_of_flight_line 0          1
  scan_direction_flag 0          1
  classification      1          9
  scan_angle    -29.658     29.664
  user_data           0          1
  point_source_ID    48         50
  gps_time 455537050.194932 455538510.926959
  extended_return_number          1      6
  extended_number_of_returns      1      6
  extended_classification         1      9
  extended_scan_angle    -29.658     29.664
  extended_scanner_channel        0      1
  attribute0       0.01      47.29  ('Amplitude')
  attribute1     -20.26      27.48  ('Reflectance')
  attribute2          0        210  ('Deviation')
number of first returns:        125197484
number of intermediate returns: 313201
number of last returns:         125200088
number of single returns:       122227638
covered area in square meters/kilometers: 3627344/3.63
point density: all returns 35.42 last only 34.52 (per square meter)
      spacing: all returns 0.17 last only 0.17 (in meters)
overview over extended number of returns of given pulse: 122227638 5351364 835075 65952 3040 66 0 0 0 0 0 0 0 0 0
histogram of classification of points:
        18468123  unclassified (1)
        90509530  ground (2)
        19505482  water (9)