LAST CHANGED : 2018/04/10 CRUISE NAME(S) : FK180310 CRUISE DATES : 2018/03/10 to 2018/04/10 SHIP NAME : Falkor PORTS : Honolulu - Honolulu CHIEF SCIENTIST : Dr. David Karl DATABASE NAME : a_fk DATA FILES : fk2018_068_20869.raw to fk2018_099_57600.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 2018/03/10 05:53:15 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: (original transducer angle) - (rotate_angle) 44.47 - 0 = 44.47 applied scale factor 1 additional scale factor (none) Transducer x GPS offset: --xducer_dx -1 --xducer_dy 4 COMMENTS : No gaps in heading correction Many 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 = bb beamangle 30 cruisename FK180310 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 2018 (1) summary of the cruise: cd os75bb plot_nav.py nav/a_fk.gps Cruise around Hawaiian Islands, from Honolulu to Maui, East of Maui, North East of Kauai and back to Oahu. (2) review the data (a) check calibration:heading correction device: figview.py cal/rotate/*png conclude: no action needed figview.py . (b) check calibration: **watertrack** ------------ Number of edited points: 136 out of 144 amp = 0.9991 + -0.0000 (t - 84.7) phase = -0.05 + -0.0017 (t - 84.7) median mean std amplitude 0.9980 0.9991 0.0092 phase -0.0665 -0.0522 0.6213 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2018/04/10 16:41:50 xducer_dx = -1.349779 xducer_dy = 4.398691 signal = 5978.963246 ------------ (c) look at the data: dataviewer.py (3) edit "gautoedit" cd edit gautoedit.py -n5 # apply editing: cd .. quick_adcp.py --steps2rerun apply_edit:navsteps:calib --auto # check editing dataviewer.py (4) - check calibrations again figview_qt.py cal/watertrk/wtcal1.png **watertrack** ------------ Number of edited points: 135 out of 142 amp = 0.9980 + -0.0000 (t - 84.8) phase = -0.03 + -0.0049 (t - 84.8) median mean std amplitude 0.9970 0.9980 0.0066 phase -0.0120 -0.0299 0.5669 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2018/05/04 02:01:12 xducer_dx = -1.017027 xducer_dy = 4.331904 signal = 5978.963246 ------------ quick_adcp.py --steps2rerun navsteps:calib --xducer_dx -1 --xducer_dy 4 --auto **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2018/05/04 02:27:22 xducer_dx = -0.021231 xducer_dy = 0.379839 signal = 5978.963246 ------------ (5) editing again "gautoedit" cd edit gautoedit.py -n5 # apply editing: cd .. quick_adcp.py --steps2rerun apply_edit:navsteps:calib --auto # check editing dataviewer.py (6) - check calibrations again figview_qt.py cal/watertrk/wtcal1.png **transducer-gps offset** ------------ guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from a_fk.agt calculation done at 2018/05/04 20:30:47 xducer_dx = 0.029444 xducer_dy = 0.667295 signal = 5978.963246 ------------ **watertrack** ------------ Number of edited points: 136 out of 142 amp = 0.9975 + -0.0000 (t - 85.0) phase = -0.01 + -0.0044 (t - 85.0) median mean std amplitude 0.9970 0.9975 0.0081 phase 0.0170 -0.0060 0.5582 ------------ Amplitude adjustment quick_adcp.py --steps2rerun rotate:navsteps:calib --rotate_amplitude 0.9975 --auto **watertrack** ------------ Number of edited points: 136 out of 142 median mean std amplitude 0.9995 1.0000 0.0080 phase 0.0195 -0.0072 0.5590 (7) make web plots ## use sections from the wh300 mkdir webpy cp ../wh300/webpy/sectinfo.txt webpy quick_web.py --redo - view with a browser, look at webpy/index.html (8) Extract data: quick_adcp.py --steps2rerun matfiles --auto You can extract NetCDF files as well. adcp_nc.py adcpdb contour/os75bb_short FK180310 os75bb adcp_nc.py --long adcpdb contour/os75bb_long FK180310 os75bb To check netcdf file: ncdump -h contour/os75bb_short.nc # cat cruise_info.txt at the top of this file!