LAST CHANGED : 2022/09/04 17:46:21 CRUISE NAME(S) : km2210, hot339 CRUISE DATES : 2022/08/31 to 2022/09/04 SHIP NAME : Kilo Moana PORTS : Honolulu, HI to Honolulu, HI CHIEF SCIENTIST : Dan Sadler DATABASE NAME : a_km DATA FILES : km2022_242_01612.raw to km2022_246_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 : os38 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 2022/08/31 00:31:52 off 300 75 24 7 16 44.55 0.00 0001 HEADING : PRIMARY : heading from gyro CORRECTION : heading correction from posmv NOTE: time-dependent heading corrections applied IN the ensembles (see cal/rotate/ens_hcorr.ang) POSITIONS : gps positions from posmv CALIBRATION : (check original processing parameters) additional rotation 0.0465 final transducer angle is: (original transducer angle) - (rotate_angle) 44.55 - 0.0465 = 44.5035 applied scale factor 1.004 additional scale factor (none) COMMENTS : gaps in heading correction? Yes, many. 242.3, 242.9, 243.1, 243.45, 243.7, 244.75. Had to cut out the data for larger gaps. scattering layers? No bubbles? No underway bias? No PROCESSOR : T. Rohrer --- processing parameters ---------- ## (determined from "sonar"): model = os ## (determined from "sonar"): frequency = 38 ## (determined from "sonar"): instname = os38 ## (determined from "sonar"): pingtype = nb beamangle 30 cruisename km2210 datatype uhdas ens_len 300 fixfile a_km.gps frequency 38 hcorr_inst posmv instname os38 model os pingtype nb proc_engine python ref_method refsm refuv_smoothwin 3 refuv_source nav sonar os38nb txy_file a_km.agt xducer_dx 16 xducer_dy 6 yearbase 2022 (unless otherwise stated, comments are relative to root processing directory) codaspy:(os38nb)$ =================================== (0) remake all the plots quick_mplplots.py --plots2run all --yearbase 2022 (1) look at heading correction: are there gaps? figview.py cal/rotate/*png [] There were no gaps! [X] There WERE some gaps! Ran patch_hcorr.py ---Original Calibration--- - Water Track Calibration: median mean std amplitude 1.0040 1.0040 0.0053 phase 0.0420 0.1409 0.5833 ---New Calibration--- - Water Track Calibration: median mean std amplitude 1.0040 1.0043 0.0055 phase 0.0465 0.1268 0.5425 quick_adcp.py --steps2rerun rotate:apply_edit:navsteps:calib --rotate_amplitude 1.004 --rotate_angle 0.0465 --auto Number of edited points: 28 out of 31 amp = 1.0004 + 0.0013 (t - 244.6) phase = 0.08 + -0.1452 (t - 244.6) median mean std amplitude 1.0000 1.0004 0.0054 phase -0.0015 0.0796 0.5419 nav - pc 0.0000 0.8929 2.0429 var 0.0010 0.0013 0.0025 min var 0.0010 0.0011 0.0021 delta-u 0.1450 -0.1968 4.1451 delta-v 0.2500 0.0511 3.4817 (2) see what calibration looks like: amp in [0.995, 1.005] : good enough to proceed to the next step. tweak later phase in (-.5, .5) : good enough to proceed to the next step. tweak later rule of thumb: errors when underway: scale factor of 1.02 (i.e. 2%) gives 10cm/s alongtrack error phase error of 1deg gives 10cm crosstrack error (goal is 1cm/s) tail -20 cal/watertrk/adcpcal.out Number of edited points: 28 out of 31 amp = 1.0004 + 0.0013 (t - 244.6) phase = 0.08 + -0.1452 (t - 244.6) median mean std amplitude 1.0000 1.0004 0.0054 phase -0.0015 0.0796 0.5419 nav - pc 0.0000 0.8929 2.0429 var 0.0010 0.0013 0.0025 min var 0.0010 0.0011 0.0021 delta-u 0.1450 -0.1968 4.1451 delta-v 0.2500 0.0511 3.4817 No tweaks necessary. (3) gautoedit.py Minor edits. (4) apply editing quick_adcp.py --steps2rerun apply_edit:navsteps:calib --proc_engine python --datatype uhdas --auto (5) rechecking calibration tail -20 cal/watertrk/adcpcal.out ** watertrack ** Number of edited points: 27 out of 29 amp = 0.9996 + 0.0005 (t - 244.5) phase = 0.11 + -0.1206 (t - 244.5) median mean std amplitude 1.0000 0.9996 0.0039 phase 0.0320 0.1100 0.5281 nav - pc 0.0000 0.7778 1.9871 var 0.0010 0.0012 0.0024 min var 0.0010 0.0010 0.0021 delta-u -0.1300 -0.2541 4.2128 delta-v 0.2300 -0.0470 3.5083 quick_adcp.py --steps2rerun rotate:apply_edit:navsteps:calib --rotate_amplitude 1.00 --rotate_angle 0.032 --auto Number of edited points: 27 out of 29 amp = 0.9996 + 0.0005 (t - 244.5) phase = 0.08 + -0.1206 (t - 244.5) median mean std amplitude 1.0000 0.9996 0.0039 phase 0.0000 0.0787 0.5284 nav - pc 0.0000 0.6667 2.0755 var 0.0010 0.0012 0.0024 min var 0.0010 0.0010 0.0021 delta-u -0.1300 -0.2541 4.2128 delta-v 0.2300 -0.0470 3.5083 Opting for the lesser correction given that median and mean are split on phase, and median looks good. (6) web plots (make sure to save this file now): Making web plots. mkdir webpy cp ../wh300/webpy/sectinfo.txt webpy/ quick_web.py --redo cd ../ cat os38nb/cruise_info.txt dm_notes_os38nb.txt > os38nb.txt ALL done