LAST CHANGED : 2024/07/26 21:14:31 CRUISE NAME(S) : I08S (tn430) CRUISE DATES : 2024/02/21 to 2024/04/01 SHIP NAME : Thomas Thompson PORTS : Fremantle, Australia to Port Elizabeth, South Africa CHIEF SCIENTIST : Bigorre, Sebastien DATABASE NAME : aship DATA FILES : tt2024_051_25596.raw to tt2024_091_14400.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 : wh300 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 2024/02/21 07:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/02/21 17:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/02/22 23:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/02/23 19:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/02/24 05:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/02/25 01:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/02/25 11:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/02/25 21:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/02/26 07:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/02/29 15:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/01 01:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/03/02 07:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/03 13:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/03/06 01:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/12 07:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/03/13 13:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/03/14 19:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/15 15:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/16 01:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/16 11:08:37 off 120 70 2 5 2 44.88 0.00 0001 2024/03/16 21:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/17 07:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/18 03:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/18 13:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/18 23:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/20 15:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/21 11:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/21 21:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/23 13:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/24 09:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/25 15:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/26 01:08:36 off 120 70 2 5 2 44.88 0.00 0001 2024/03/26 11:08:36 off 120 70 2 5 2 44.88 0.00 0001 HEADING : PRIMARY : heading from gyro1 CORRECTION : heading correction from posmv5 POSITIONS : gps positions from seapath CALIBRATION : (check original processing parameters) (1) transducer alignment original transducer alignment: additional rotation 0 final transducer angle is: 44.88 (2) scale factor original scale factor 1 additional scale factor (none) (3) ADCP (dx=starboard, dy=fwd) meters from GPS xducer_dx xducer_dy original: 3 -14 correction: 0 0 final offset: 3 -14 COMMENTS : The dataset was reprocessed using the seapath as the position instrument, the gyro as the reliable heading instrument, and the posmv as the accurate heading instrument. Bad data was removed, then the uvship algorithm was applied. PROCESSOR : James Ash --- original processing parameters from dbinfo.txt ------------------ ## (determined from "sonar"): model = wh ## (determined from "sonar"): frequency = 300 ## (determined from "sonar"): instname = wh300 ## (determined from "sonar"): pingtype = bb badbeam None beam_order None beamangle 20 configtype python cruisename TN430 datatype uhdas dbname aship ens_len 120 fixfile aship.gps hcorr_inst posmv5 pgmin 50 pingpref None proc_engine python ref_method refsm refuv_smoothwin 3 refuv_source nav sonar wh300 txy_file aship.agt xducer_dx 3 xducer_dy -14 yearbase 2024 ================================================== POST PROCESSING STEPS: ================================================== ----------------------------------------------------------------------- ### 1. Check visual oddities ----------------------------------------------------------------------- ### Run this: (to look for gaps in the cruise track) plot_nav.py nav/a*.gps figview.py dataviewer.py ### Run this: (to check watertrack calibration after patching hcorr) catwt.py catxy.py ----------- **transducer-gps offset** ----------- guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from aship.agt calculation done at 2024/08/24 02:43:46 xducer_dx = 0.238363 xducer_dy = -0.164236 signal = 1729.724420 ----------- **watertrack** ----------- Number of edited points: 133 out of 145 median mean std amplitude 1.0040 1.0028 0.0137 phase 0.0030 0.0332 0.6482 ----------- ----------------------------------------------------------------------- ### 2. ADCP calibration ----------------------------------------------------------------------- # Not needed. ----------------------------------------------------------------------- ### 3. Editing points ----------------------------------------------------------------------- ### Run this: (to go through the dataset and edit out bad values) dataviewer.py -e ### Run this: (to recompute the calibration residuals) quick_adcp.py --steps2rerun navsteps:calib --auto # Here I ran the uv ship algorithm. quick_adcp.py --steps2rerun navsteps:calib --refuv_source uvship --auto ### Run this: (to recompute the calibration residuals) quick_adcp.py --steps2rerun navsteps:calib --auto catxy.py catwt.py **watertrack** ----------- Number of edited points: 132 out of 145 median mean std amplitude 1.0040 1.0029 0.0135 phase -0.0040 0.0306 0.6468 ----------- **transducer-gps offset** ----------- guessing ADCP (dx=starboard, dy=fwd) meters from GPS positions from aship.agt calculation done at 2024/08/29 19:49:45 xducer_dx = 0.343628 xducer_dy = 0.068846 signal = 1729.724420 ----------- ----------------------------------------------------------------------- ### 4. Check edited, calibrated dataset against original dataset ----------------------------------------------------------------------- ### Run this: (Has this corrected the problems in the original?) dataviewer.py -c . ../wh300.orig ### Run this to compare this sonar with another sonar (after both are finished) dataviewer.py -c ../os75nb.uvship . # There is a slight difference between the os75 and wh300. This is # likely caused by the difference in resolution of the sonars. ----------------------------------------------------------------------- ### 5. Make plots and files ----------------------------------------------------------------------- # To section the data. mkdir webpy cp ../os75nb/webpy/sectioninfo.txt . quick_web.py --redo ### Run this to extract matlab files quick_adcp.py --steps2rerun matfiles --auto ### Run this to extract a netCDF file adcp_nc.py adcpdb contour/wh300 TN430 wh300 --ship_name "Thomas Thomson" ### Run this to look at the headers ncdump -h contour/wh300.nc # ----------------------------------------------------------------------- ## (determined from "sonar"): model = wh ## (determined from "sonar"): frequency = 300 ## (determined from "sonar"): instname = wh300 ## (determined from "sonar"): pingtype = bb badbeam None beam_order None beamangle 20 configtype python cruisename TN430 datatype uhdas dbname aship ens_len 120 fixfile aship.gps hcorr_inst posmv5 pgmin 50 pingpref None proc_engine python ref_method refsm refuv_smoothwin 3 refuv_source uvship sonar wh300 txy_file aship.agt xducer_dx 3 xducer_dy -14 yearbase 2024