LAST CHANGED : 2018/04/18 02:02:25 CRUISE NAME(S) : FK180415 CRUISE DATES : 2018/04/14 to 2018/04/18 SHIP NAME : Falkor PORTS : Honolulu, HI CHIEF SCIENTIST : Schmidt Ocean Institute DATABASE NAME : a_fk DATA FILES : fk2018_103_83513.raw to fk2018_107_07200.raw STATUS : to do done ------ ----------- averaged [ x ] loaded [ x ] NOTE: heading correction instrument exists NOTE: time-dependent heading corrections applied IN the ensembles (see cal/rotate/ens_hcorr.ang) check heading correction [ x ] calibration [ x ] edited [ x ] re-check heading correction [ x ] check editing [ x ] figures [ x ] INSTRUMENT : os75 ACQUISITION : PROGRAM : uhdas PROCESSING: : python LOGGING : PARAMETERS : BT : bottom track mode (on or off) SI : sampling interval or averaging period for ensemble (sec) NB : number of bins BL : bin length (m) TD : transducer depth (m) BK : blanking length (m) HO : heading offset applied by DAS (deg) HB : heading bias (deg) CRPH : compensation for roll-pitch-heading, 1:on, 0:off) yy/mm/dd hh:mm:ss BT SI NB BL TD BK HO HB CRPH 2018/04/14 23:16:56 off 300 55 16 7 8 44.47 0.00 0001 HEADING : PRIMARY : heading from gyro CORRECTION : heading correction from seapath NOTE: time-dependent heading corrections applied IN the ensembles (see cal/rotate/ens_hcorr.ang) POSITIONS : gps positions from cnav CALIBRATION : (check original processing parameters) additional rotation 0 final transducer angle is: (original transducer angle) - (rotate_angle) 44.47 - 0.0 applied scale factor 1 additional scale factor (none) sonar x gps offset applied: dx = -1 dy = 5 COMMENTS : no gaps in heading correction scattering layers PROCESSOR : U. Pinho --- processing parameters ---------- ## (determined from "sonar"): model = os ## (determined from "sonar"): frequency = 75 ## (determined from "sonar"): instname = os75 ## (determined from "sonar"): pingtype = nb beamangle 30 cruisename FK180415 datatype uhdas ens_len 300 fixfile a_fk.gps frequency 75 hcorr_inst seapath instname os75 model os pingtype nb proc_engine python ref_method refsm refuv_smoothwin 3 refuv_source nav sonar os75nb txy_file a_fk.agt xducer_dx 1 xducer_dy 16 yearbase 2018 (1) Get some info about the data set: uhdas_info.py --overview --logfile uhdas_info.txt /home/data/falkor/FK180415/ cat uhdas_info.txt ================================================================== ======= start of report for /home/data/falkor/FK180415/ ===== ================================================================== ------raw------- raw: cnav 35 files (fk2018_103_83513 - fk2018_107_07200) raw: gyro 35 files (fk2018_103_83513 - fk2018_107_07200) raw: posmv 35 files (fk2018_103_83513 - fk2018_107_07200) raw: seapath 35 files (fk2018_103_83513 - fk2018_107_07200) raw: soundspeed 35 files (fk2018_103_83513 - fk2018_107_07200) raw: tsg 4 files (fk2018_103_83513 - fk2018_106_65827) adcp: os75 .raw 35 files (fk2018_103_83513 - fk2018_107_07200) adcp: os75 .raw.log 35 files (fk2018_103_83513 - fk2018_107_07200) adcp: os75 .raw.log.bin 35 files (fk2018_103_83513 - fk2018_107_07200) adcp: wh300 .raw 35 files (fk2018_103_83513 - fk2018_107_07200) adcp: wh300 .raw.log 35 files (fk2018_103_83513 - fk2018_107_07200) adcp: wh300 .raw.log.bin 35 files (fk2018_103_83513 - fk2018_107_07200) -----rbin------- rbin: cnav:gps 35 files (fk2018_103_83513 - fk2018_107_07200) rbin: gyro:hdg 35 files (fk2018_103_83513 - fk2018_107_07200) rbin: posmv:gps 35 files (fk2018_103_83513 - fk2018_107_07200) rbin: posmv:pmv 35 files (fk2018_103_83513 - fk2018_107_07200) rbin: seapath:gps_sea 35 files (fk2018_103_83513 - fk2018_107_07200) rbin: seapath:sea 35 files (fk2018_103_83513 - fk2018_107_07200) rbin: soundspeed:spd 35 files (fk2018_103_83513 - fk2018_107_07200) -----gbin------- gbin: os75 (tsg,gyro,posmv,cnav,time,soundspeed,seapath) gbin: wh300 (tsg,gyro,posmv,cnav,time,soundspeed,seapath) ------ database time ranges -------- proc: compare.log No database found proc: os75bb 103.970 - 106.760 (2018/04/14 to 2018/04/17) proc: os75nb 103.970 - 107.085 (2018/04/14 to 2018/04/18) proc: wh300 103.968 - 107.086 (2018/04/14 to 2018/04/18) ---------- end of report for /home/data/falkor/FK180415/-------------- (1a) Sonars: os75nb, os75bb and wh300 We see: - positions from cnav and posmv - headings from gyro, posmv and seapath - total: 35 files (2) Cruise summary: cd os75nb plot_nav.py nav/a_fk.gps Short cruise south of Honolulu. (3) review the data (a) check calibration:heading correction device: figview.py cal/rotate/*png (b) check calibration: **watertrack** ------------ Number of edited points: 16 out of 19 amp = 1.0035 + 0.0019 (t - 105.9) phase = -0.16 + -0.1654 (t - 105.9) median mean std amplitude 1.0055 1.0035 0.0090 phase -0.0260 -0.1583 0.7037 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2018/04/18 02:02:25 xducer_dx = -0.424490 xducer_dy = 4.682992 signal = 789.764299 ------------ """ ** based on: FK180310: ^^^^^^^^ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2018/04/10 16:41:56 xducer_dx = -1.273284 xducer_dy = 4.995061 signal = 5978.952618 ------------ """ quick_adcp.py --steps2rerun navsteps:calib --xducer_dx -1 --xducer_dy 5 --auto **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2018/08/03 00:45:09 xducer_dx = 0.744705 xducer_dy = -0.185647 signal = 789.764299 ------------ (c) look at the data: dataviewer.py (4) edit "gautoedit" cd edit gautoedit.py -n5 # apply editing: cd .. quick_adcp.py --steps2rerun apply_edit:navsteps:calib --auto # check editing -- looks OK dataviewer.py (5) - check calibrations again **watertrack** ------------ Number of edited points: 16 out of 17 amp = 0.9994 + -0.0026 (t - 105.9) phase = -0.15 + -0.1445 (t - 105.9) median mean std amplitude 0.9975 0.9994 0.0076 phase 0.0055 -0.1486 0.6146 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2018/08/03 01:55:24 xducer_dx = 0.681042 xducer_dy = -0.202546 signal = 789.764299 ------------ figview.py cal/watertrk/wtcal1.png (6) make web plots quick_web.py --interactive - view with a browser, look at webpy/index.html (7) Extract data: quick_adcp.py --steps2rerun matfiles --auto You can extract NetCDF files as well. adcp_nc.py adcpdb contour/os75nb_short FK180415 os75nb adcp_nc.py --long adcpdb contour/os75nb_long FK180415 os75nb To check netcdf file: ncdump -h contour/os75nb_short.nc # cat cruise_info.txt at the top of this file!