|--------------------------------------------------------------------------------------------------------------| | | | RIEGL 2dd LiDAR Quality Control | | | | © Michael Studinger, LDEO | | | |--------------------------------------------------------------------------------------------------------------| Riegl .2dd file: Z:\McMurdo\FLIGHT05\LASER\Flihgt05\081210_010857-Flihgt05003.2dd ---------------------------------------------- Header Preamble Block ------------------------------------------- Header size (bytes): 210 Total bytes per line (+ 10-byte trailer): 3350 Protocol ID (typically 1): 1 Sync field present (0 = no, 1 = yes): 1 ---------------------------------------------- Header Main Block for Header ID 10 ------------------------------ Number of points per line: 334 Number of bytes per data point: 10 F parameter bits 7 - 0 (left to right): 0 1 0 0 1 1 0 1 0 1 0 0 1 1 0 1 = range + ampl +line angle + sync timer output ---------------------------------------------- Header Parameter Block for Parameter ID 8.0 --------------------- Serial number: 9996761 Target (0 = first, 1 = second, 2 = alternate): 01 Range unit [m]: 0.001000 Angle unit [gon]: 0.000111 Timer unit [s]: 0.000010 Polar angle ID (nr of facets): 3 Aperture of laser beam [0.1 mm]: 420.000000 Focus distance of laser beam [cm]: 300.000000 Divergence of laser beam [10 microrad]: 300.000000 Time sync epoch string (reformatted): 12/10/2008 00:26:53.000 Time syncronization source: GPS Sync flag bits 7 - 0 (left to right): 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 = means four green lights in RiSync ---------------------------------------------- End Header Block ------------------------------------------------ ---------------------------------------------- LiDAR scan data ------------------------------------------------- No scan lines in file (from file size): 17999.32 No scan lines in file (from header): 18000 No laser shots per scan line: 334 ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------- Available Data in 2dd file -------------------------------------- GPS epoch time (from 2dd header): 12/10/2008 00:26:53.000 Start time of first scan line: 12/10/2008 01:08:55.807 Start time of second scan line: 12/10/2008 01:08:55.840 Start time of penultimate scan line: 12/10/2008 01:18:55.740 Start time of last scan line: 12/10/2008 00:26:53.000 DataPortLineCounter first scan line: 11616 DataPortLineCounter second scan line: 11617 DataPortLineCounter penultimate scan line: 29614 DataPortLineCounter last scan line: 0 Start time of first scan line since GPS epoch: 2522.806900 Sync violations (missing pps, GPS: 0 = ok): 0 Number of scan lines in file: 18000 Number of data gaps in file: 1 Number of missing scan lines in file: 1 ---------------------------------------------- End Available Data in 2dd file ---------------------------------- Created with LiDAR_QC on 12/13/2008 19:56