LAST CHANGED : 2019/12/19 00:10:16 CRUISE NAME(S) : FK191120 CRUISE DATES : 2019/11/21 to 2019/12/19 SHIP NAME : Falkor PORTS : Fiji CHIEF SCIENTIST : C. Zappa DATABASE NAME : a_fk DATA FILES : fk2019_324_71520.raw to fk2019_352_00000.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 2019/11/21 19:57:04 off 300 80 8 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: 44.47 (original transducer angle) - (rotate_angle) 44.47 - 0 original scale factor 1 additional scale factor (none) COMMENTS : no gaps in heading correction some scattering layers along the cruise PROCESSOR : U. Pinho --- processing parameters ---------- ## (determined from "sonar"): model = os ## (determined from "sonar"): frequency = 75 ## (determined from "sonar"): instname = os75 ## (determined from "sonar"): pingtype = bb beamangle 30 cruisename FK191120 datatype uhdas ens_len 300 fixfile a_fk.gps frequency 75 hcorr_inst seapath instname os75 model os pingtype bb proc_engine python ref_method refsm refuv_smoothwin 3 refuv_source nav sonar os75bb txy_file a_fk.agt xducer_dx 1 xducer_dy 16 yearbase 2019 #----------------------------------------- (1) cruise summary cd os75bb plot_nav.py nav/a_fk.gps Thirty days cruise around Fiji, mostly on station. (2) review the data (a) check calibration:heading correction device: figview.py cal/rotate/*png No gaps in the headig correction, no need of applying patch_hcorr.py. (b) check calibration: **watertrack** ------------ Number of edited points: 139 out of 144 amp = 0.9978 + 0.0000 (t - 342.1) phase = -0.01 + -0.0004 (t - 342.1) median mean std amplitude 0.9980 0.9978 0.0070 phase -0.0510 -0.0145 0.4348 ------------ **bottomtrack** ------------ tail: cannot open 'cal/botmtrk/btcaluv.out' for reading: No such file or directory ------------ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2019/12/19 00:10:16 xducer_dx = 0.876865 xducer_dy = 5.434933 signal = 7069.101247 ------------ quick_adcp.py --steps2rerun navsteps:calib --xducer_dx 1 --xducer_dy 5 --auto **watertrack** ------------ Number of edited points: 138 out of 144 amp = 0.9976 + -0.0000 (t - 342.1) phase = -0.04 + 0.0021 (t - 342.1) median mean std amplitude 0.9980 0.9976 0.0065 phase -0.0195 -0.0398 0.3329 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2020/06/02 08:15:20 xducer_dx = 0.188337 xducer_dy = 0.417947 signal = 7069.101247 ------------ (3) edit "gautoedit" dataviewer.py -e quick_adcp.py --steps2rerun apply_edit:navsteps:calib --auto - check calibration: **watertrack** ------------ Number of edited points: 138 out of 144 amp = 0.9974 + 0.0001 (t - 342.1) phase = -0.04 + 0.0029 (t - 342.1) median mean std amplitude 0.9980 0.9974 0.0060 phase -0.0195 -0.0434 0.3365 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2020/06/02 08:40:03 xducer_dx = 0.252445 xducer_dy = 0.440870 signal = 7069.101247 ------------ # applying uvship: quick_adcp.py --steps2rerun navsteps:calib --refuv_source uvship --auto -- some small editing: dataviewer.py -e quick_adcp.py --steps2rerun apply_edit:navsteps:calib --auto **watertrack** ------------ Number of edited points: 138 out of 144 amp = 0.9974 + 0.0001 (t - 342.1) phase = -0.04 + 0.0029 (t - 342.1) median mean std amplitude 0.9980 0.9974 0.0060 phase -0.0195 -0.0434 0.3365 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2020/06/02 17:29:44 xducer_dx = -0.455690 xducer_dy = 0.757603 signal = 7069.101247 ------------ (4) make web plots quick_web.py --interactive - view with a browser, look at webpy/index.html (5) Extract data: quick_adcp.py --steps2rerun matfiles --auto You can extract NetCDF files as well. adcp_nc.py adcpdb contour/os75bb_short FK191120 os75bb adcp_nc.py --long adcpdb contour/os75bb_long FK191120 os75bb To check netcdf file: ncdump -h contour/os75bb_short.nc