urn:nasa:pds:orex.ola:data_raw:20190213_ola_scil0id02100.dat 1.0 1.7.0.0 Product_Observational 2019-02-01 1.0 Initial version. 2019-02-13T01:01:01.796Z 2019-02-13T06:40:01.592Z Science Raw OLA Level 0 Lidar Science Data OSIRIS-REx Mission urn:nasa:pds:context:investigation:mission.orex data_to_investigation OSIRIS-REx Laser Altimeter (OLA) OSIRIS-REx Spacecraft Origins, Spectral Interpretation, Resource Identification, Security - Regolith Explorer Spacecraft urn:nasa:pds:context:instrument_host:spacecraft.orex is_instrument_host OLA Instrument urn:nasa:pds:context:instrument:ola.orex is_instrument (101955) BENNU 1999 RQ36 Asteroid urn:nasa:pds:context:target:asteroid.101955_bennu data_to_target 20190213_ola_scil0id02100.dat 2019-08-09T16:09:45.468Z 227194464 raw 0 2143344 32 0 106 scan_laser_selection 1 1 UnsignedLSB2 2 %5d Specifies whether scan command applies to High Energy or Low Energy Laser. (0: HELT, 1: LELT) ola_pwrup_counter 2 3 UnsignedLSB2 2 %5d Power Cycle counter. Incremented by 1 for every Power On Self Test. scan_specific_id 3 5 UnsignedLSB2 2 %5d Unique identifier for active scan sequence (per Scan start command) param_laser_selection 4 7 UnsignedLSB2 2 %5d Specifies whether parameter set applies to High Energy or Low Energy Laser (0: HELT, 1: LELT) param_spare 5 9 UnsignedLSB2 2 %5d Spare column param_set_id 6 11 UnsignedLSB2 2 %5d Unique identifier for this parameter set block_number 7 13 UnsignedLSB2 2 %5d Scan data block within this scanning sequence (since turn on). block_point_count 8 15 UnsignedLSB2 2 %5d Number of points within this scan block. block_final_indicator 9 17 UnsignedLSB2 2 %5d Final block indicator. (0: not last block, 1: final block in scan data sequence) decimation_factor 10 19 UnsignedLSB2 2 %5d Decimation rate applied to current scan data. (0: undecimated, 1:2, 2:10, 3:100, 4:1000) scan_point_alignment_scale 11 21 UnsignedLSB2 2 %5d Value of scan point alignment LSBit. (0: 1 microsecond, 1: 10 microseconds, 2: 100 microseconds, 3: 1000 microseconds) scan_pattern 12 23 UnsignedLSB2 2 %5d Selected Scan Pattern. (0: Raster, 1: Linear, 2: Fixed) scan_orientation 13 25 UnsignedLSB2 2 %5d Scan orientation. (0:azimuth, 1:elevation) imaging_settings 14 27 UnsignedLSB2 2 %5d Imaging Settings. (1:image with positive returns and nulls, 2:test pattern) scan_mode 15 29 UnsignedLSB2 2 %5d Scan sweep mode. (0:continuous, 1:single-sweep) receiver_threshold 16 31 UnsignedLSB2 2 %5d Receiver threshold. (0:low, 1:high) scan_block_spare 17 33 UnsignedLSB2 2 %5d Spare column. partition 18 35 UnsignedLSB2 2 %5d Spacecraft clock partition used for processing. seconds_raw 19 37 UnsignedLSB4 4 %10d s Reference time for first point in scan block in 32-bit seconds since 2000-01-01T00:00:00. subseconds_raw 20 41 UnsignedLSB2 2 %5d Subseconds counts of reference time for first point in scan block, 1/(2**16) seconds per count. first_point_block_sec 21 43 UnsignedLSB4 4 %10d s Time of generation of first point in the block in 32-bit seconds since 2001-01-01T00:00:00 first_point_block_sub 22 47 UnsignedLSB2 2 %5d Subseconds counts of time of generation of first point in block, 1/(2**16) seconds per count tdelta_to_mrtu_ref 23 49 SignedLSB4 4 %11d microseconds Time offset between OLA Time and Most Recent Time Update command adjusted to current second as necessary. equals OLA Time – MRTU (adjusted to current second) scan_ola_time 24 53 IEEE754LSBDouble 8 %14.5e s Ola Time tag for this scan record. time_ref_spare 25 61 UnsignedLSB2 2 %5d Spare column. range 26 63 IEEE754LSBDouble 8 %14.5e mm Range in millimeters. azimuth_signed 27 71 IEEE754LSBDouble 8 %14.5e mrad Azimuth in milliradians. elevation_signed 28 79 IEEE754LSBDouble 8 %14.5e mrad Elevation in milliradians. intensity_t0 29 87 IEEE754LSBDouble 8 %14.5e DN Intensity of outgoing pulse. intensity_trr 30 95 IEEE754LSBDouble 8 %14.5e DN Intensity of received pulse. flag_status 31 103 UnsignedLSB2 2 %5d Status of return. (0: valid return, 1: valid return with overflow, 2: no return, 3: missing sample) alignment_diff_signed 32 105 SignedLSB2 2 %6d microseconds Scan point difference relative to expected time offset: scan point time - (scan point -1)/scan rate.