LAST CHANGED : 2019/12/19 00:10:31 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 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: 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 = nb beamangle 30 cruisename FK191120 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 2019 #----------------------------------------- (1) cruise summary: cd os75nb 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: 140 out of 144 amp = 0.9998 + -0.0000 (t - 341.9) phase = -0.00 + 0.0019 (t - 341.9) median mean std amplitude 0.9990 0.9998 0.0061 phase -0.0405 -0.0013 0.3454 ------------ **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 00:10:30 xducer_dx = 0.486144 xducer_dy = 5.465252 signal = 7069.101247 ------------ quick_adcp.py --steps2rerun navsteps:calib --xducer_dy 5 --auto **watertrack** ------------ Number of edited points: 140 out of 144 amp = 0.9994 + -0.0000 (t - 341.9) phase = -0.00 + 0.0014 (t - 341.9) median mean std amplitude 0.9990 0.9993 0.0059 phase -0.0380 -0.0001 0.3206 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2020/06/02 07:08:43 xducer_dx = 0.782931 xducer_dy = 0.446936 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: 140 out of 144 amp = 0.9993 + -0.0000 (t - 341.9) phase = -0.00 + 0.0015 (t - 341.9) median mean std amplitude 0.9990 0.9993 0.0057 phase -0.0380 -0.0007 0.3207 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2020/06/02 07:37:08 xducer_dx = 0.860311 xducer_dy = 0.354623 signal = 7069.101247 ------------ quick_adcp.py --steps2rerun navsteps:calib --xducer_dx 1 --auto **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2020/06/02 07:58:53 xducer_dx = -0.120975 xducer_dy = 0.356181 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 - check calibration: **watertrack** ------------ Number of edited points: 140 out of 144 amp = 0.9993 + -0.0000 (t - 341.9) phase = 0.01 + 0.0018 (t - 341.9) median mean std amplitude 0.9990 0.9993 0.0058 phase -0.0375 0.0052 0.3271 ------------ (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/os75nb_short FK191120 os75nb adcp_nc.py --long adcpdb contour/os75nb_long FK191120 os75nb To check netcdf file: ncdump -h contour/os75nb_short.nc