file signature: 'PulseWavesPulse' global parameters: 0 file source ID: 711 project ID GUID data 1-4: A0E8D435-3643-44C2-719A-7D494894F223 system identifier: 'ALTM GEMINI' generating software: 'OptechLMS' file creation day/year: 258/2018 version major.minor: 0.3 header size: 352 offset to pulse data: 3275 number of pulses: 38459816 pulse format: 0 pulse attributes: 0 pulse size: 48 pulse compression: 0 number vlrs: 7 number avlrs: 0 scale factor and offset t: 1e-006 1219881600 min max T: 56319503004 56742002000 scale factor x y z: 0.01 0.01 0.01 offset x y z: 733000 4707000 0 min x y z: 731832.81 4696202.07 72.53 max x y z: 733342.36 4717533.12 504.43 variable length header record 1 of 7: reserved 0 user ID 'PulseWaves_Proj' record ID 2112 length after header 503 description '' OGC COORDINATE SYSTEM WKT: PROJCS["WGS 84 / UTM zone 18N",GEOGCS["WGS 84",DATUM["wgs_1984",SPHEROID["WGS 84",6378137,298.257223563],TOWGS84[0,0,0,0,0,0,0],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433],AUTHORITY["EPSG","4326"]],PROJECTION["Transverse_Mercator"],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-75],PARAMETER["scale_factor",0.9996],UNIT["Meter",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","32618"]] variable length header record 2 of 7: reserved 0 user ID 'PulseWaves_Spec' record ID 100001 length after header 248 description 'VLR Scanner' PULSEscanner 1 instrument: 'ALTM GEMINI' serial: '12SEN311' wave_length: 0 [nanometer] outgoing_pulse_width: 0 [nanoseconds] scan_pattern: 1 ('oscillating') number_of_mirror_facets: 1 scan_frequency: 0 [hertz] scan_angle_min: -18.1858 [degree] scan_angle_max: 18.1996 [degree] pulse_frequency: 100 [kilohertz] beam_diameter_at_exit_aperture: 0 [millimeters] beam_divergence: 0 [milliradians] minimal_range: 50 [meters] maximal_range: 5000 [meters] description: 'Optech Scanner Descriptor' variable length header record 3 of 7: reserved 0 user ID 'PulseWaves_Spec' record ID 200001 length after header 300 description 'VLR Pulse Descriptor' PULSEdescriptor 1 optical_center_to_anchor_point: 0x0 ('coincide') number_of_extra_waves_bytes: 0 number_of_samplings: 2 sample_units: 1 [nanoseconds] scanner_index: 1 compression: 0 description: 'Pulse Composition' sampling[0] type: 1 ('outgoing') channel: 0 bits_for_duration_from_anchor: 32 scale_for_duration_from_anchor: 1 offset_for_duration_from_anchor: 0 bits_for_number_of_segments: 16 bits_for_number_of_samples: 16 number_of_segments: 0 number_of_samples: 0 bits_per_sample: 16 lookup_table_index: 0 ('undefined') sample_units: 1.0 [nanoseconds] compression: 0 description: 'Sampling Descriptor' sampling[1] type: 2 ('returning') channel: 0 bits_for_duration_from_anchor: 32 scale_for_duration_from_anchor: 1 offset_for_duration_from_anchor: 0 bits_for_number_of_segments: 16 bits_for_number_of_samples: 16 number_of_segments: 0 number_of_samples: 0 bits_per_sample: 16 lookup_table_index: 0 ('undefined') sample_units: 1.0 [nanoseconds] compression: 0 description: 'Sampling Descriptor' variable length header record 4 of 7: reserved 0 user ID 'PulseWaves_Spec' record ID 200002 length after header 300 description 'VLR Pulse Descriptor' PULSEdescriptor 2 optical_center_to_anchor_point: 0x0 ('coincide') number_of_extra_waves_bytes: 0 number_of_samplings: 2 sample_units: 1 [nanoseconds] scanner_index: 1 compression: 0 description: 'Pulse Composition' sampling[0] type: 1 ('outgoing') channel: 0 bits_for_duration_from_anchor: 32 scale_for_duration_from_anchor: 1 offset_for_duration_from_anchor: 0 bits_for_number_of_segments: 0 bits_for_number_of_samples: 16 number_of_segments: 1 number_of_samples: 0 bits_per_sample: 16 lookup_table_index: 0 ('undefined') sample_units: 1.0 [nanoseconds] compression: 0 description: 'Sampling Descriptor' sampling[1] type: 2 ('returning') channel: 0 bits_for_duration_from_anchor: 32 scale_for_duration_from_anchor: 1 offset_for_duration_from_anchor: 0 bits_for_number_of_segments: 0 bits_for_number_of_samples: 16 number_of_segments: 1 number_of_samples: 0 bits_per_sample: 16 lookup_table_index: 0 ('undefined') sample_units: 1.0 [nanoseconds] compression: 0 description: 'Sampling Descriptor' variable length header record 5 of 7: reserved 0 user ID 'PulseWaves_Spec' record ID 200003 length after header 300 description 'VLR Pulse Descriptor' PULSEdescriptor 3 optical_center_to_anchor_point: 0x0 ('coincide') number_of_extra_waves_bytes: 0 number_of_samplings: 2 sample_units: 1 [nanoseconds] scanner_index: 1 compression: 0 description: 'Pulse Composition' sampling[0] type: 1 ('outgoing') channel: 0 bits_for_duration_from_anchor: 32 scale_for_duration_from_anchor: 1 offset_for_duration_from_anchor: 0 bits_for_number_of_segments: 0 bits_for_number_of_samples: 16 number_of_segments: 1 number_of_samples: 0 bits_per_sample: 16 lookup_table_index: 0 ('undefined') sample_units: 1.0 [nanoseconds] compression: 0 description: 'Sampling Descriptor' sampling[1] type: 2 ('returning') channel: 0 bits_for_duration_from_anchor: 32 scale_for_duration_from_anchor: 1 offset_for_duration_from_anchor: 0 bits_for_number_of_segments: 0 bits_for_number_of_samples: 16 number_of_segments: 2 number_of_samples: 0 bits_per_sample: 16 lookup_table_index: 0 ('undefined') sample_units: 1.0 [nanoseconds] compression: 0 description: 'Sampling Descriptor' variable length header record 6 of 7: reserved 0 user ID 'PulseWaves_Spec' record ID 200004 length after header 300 description 'VLR Pulse Descriptor' PULSEdescriptor 4 optical_center_to_anchor_point: 0x0 ('coincide') number_of_extra_waves_bytes: 0 number_of_samplings: 2 sample_units: 1 [nanoseconds] scanner_index: 1 compression: 0 description: 'Pulse Composition' sampling[0] type: 1 ('outgoing') channel: 0 bits_for_duration_from_anchor: 32 scale_for_duration_from_anchor: 1 offset_for_duration_from_anchor: 0 bits_for_number_of_segments: 0 bits_for_number_of_samples: 16 number_of_segments: 1 number_of_samples: 0 bits_per_sample: 16 lookup_table_index: 0 ('undefined') sample_units: 1.0 [nanoseconds] compression: 0 description: 'Sampling Descriptor' sampling[1] type: 2 ('returning') channel: 0 bits_for_duration_from_anchor: 32 scale_for_duration_from_anchor: 1 offset_for_duration_from_anchor: 0 bits_for_number_of_segments: 0 bits_for_number_of_samples: 16 number_of_segments: 3 number_of_samples: 0 bits_per_sample: 16 lookup_table_index: 0 ('undefined') sample_units: 1.0 [nanoseconds] compression: 0 description: 'Sampling Descriptor' variable length header record 7 of 7: reserved 0 user ID 'PulseWaves_Spec' record ID 200005 length after header 300 description 'VLR Pulse Descriptor' PULSEdescriptor 5 optical_center_to_anchor_point: 0x0 ('coincide') number_of_extra_waves_bytes: 0 number_of_samplings: 2 sample_units: 1 [nanoseconds] scanner_index: 1 compression: 0 description: 'Pulse Composition' sampling[0] type: 1 ('outgoing') channel: 0 bits_for_duration_from_anchor: 32 scale_for_duration_from_anchor: 1 offset_for_duration_from_anchor: 0 bits_for_number_of_segments: 0 bits_for_number_of_samples: 16 number_of_segments: 1 number_of_samples: 0 bits_per_sample: 16 lookup_table_index: 0 ('undefined') sample_units: 1.0 [nanoseconds] compression: 0 description: 'Sampling Descriptor' sampling[1] type: 2 ('returning') channel: 0 bits_for_duration_from_anchor: 32 scale_for_duration_from_anchor: 1 offset_for_duration_from_anchor: 0 bits_for_number_of_segments: 0 bits_for_number_of_samples: 16 number_of_segments: 4 number_of_samples: 0 bits_per_sample: 16 lookup_table_index: 0 ('undefined') sample_units: 1.0 [nanoseconds] compression: 0 description: 'Sampling Descriptor' reporting minimum and maximum for all PULSE record entries ... T 56319503004 56742002000 offset 60 8373702748 anchor_X -79438 -7166 anchor_Y -1073952 1049236 anchor_Z 127343 132336 target_X -84707 -1537 target_Y -1074826 1049801 target_Z 112399 118570 first_returning_sample 5373 7740 last_returning_sample 5763 8443 descriptor_index 2 5 reserved 0 0 edge_of_scan_line 0 1 scan_direction 0 1 mirror_facet 0 0 intensity 2 255 classification 0 0 min x y z 731832.82 4696202.08 72.54 max x y z 733342.35 4717533.11 504.42