LAST CHANGED : 2021/05/19 16:48:31 CRUISE NAME(S) : km2105, hot330 CRUISE DATES : 2021/05/15 to 2021/05/19 SHIP NAME : Kilo Moana PORTS : Honolulu, HI to Honolulu, HI CHIEF SCIENTIST : Tully Rohrer DATABASE NAME : a_km DATA FILES : km2021_134_70981.raw to km2021_138_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 2021/05/15 19:48:08 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 0.0225, -0.003 final transducer angle is: (original transducer angle) - (rotate_angle) 44.55 - 0.0225 - -0.003 = 44.5305 applied scale factor 1.0015 additional scale factor 1.0005 COMMENTS : gaps in heading correction? A few small ones scattering layers? No bubbles? Some 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 km2105 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 2021 (unless otherwise stated, comments are relative to root processing directory) codaspy:(os38nb)$ =================================== (0) remake all the plots quick_mplplots.py --plots2run all --yearbase 2021 (1) look at heading correction: are there gaps? figview.py cal/rotate/*png [] There were no gaps! [x] There WERE some gaps! Just a few small ones. patch_hcorr.py ---Original Calibration--- - Water Track Calibration: median mean std amplitude 1.0025 1.0033 0.0066 phase 0.0295 -0.0768 0.6907 ---New Calibration--- - Water Track Calibration: median mean std amplitude 1.0015 1.0031 0.0063 phase 0.0225 -0.0708 0.6742 quick_adcp.py --steps2rerun rotate:apply_edit:navsteps:calib --rotate_amplitude 1.0015 --rotate_angle 0.0225 --auto (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: 26 out of 27 amp = 1.0017 + -0.0009 (t - 137.0) phase = -0.10 + -0.0596 (t - 137.0) median mean std amplitude 1.0005 1.0017 0.0065 phase -0.0030 -0.0974 0.6837 nav - pc 0.5000 0.6923 2.7679 var 0.0010 0.0010 0.0007 min var 0.0010 0.0008 0.0006 delta-u -0.7300 -0.6181 3.3319 delta-v 0.1300 0.1985 3.5073 Looking good, despite median/mean offsets. (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: 26 out of 27 amp = 1.0017 + -0.0009 (t - 137.0) phase = -0.10 + -0.0609 (t - 137.0) median mean std amplitude 1.0005 1.0017 0.0065 phase -0.0030 -0.0984 0.6843 nav - pc 0.5000 0.6923 2.7679 var 0.0010 0.0010 0.0007 min var 0.0010 0.0008 0.0006 delta-u -0.7300 -0.6181 3.3319 delta-v 0.1300 0.1985 3.5073 Try one more tweak, for perfection's sake. quick_adcp.py --steps2rerun rotate:apply_edit:navsteps:calib --rotate_amplitude 1.0005 --rotate_angle -0.003 --auto Number of edited points: 26 out of 27 amp = 1.0011 + -0.0007 (t - 137.0) phase = -0.10 + -0.0610 (t - 137.0) median mean std amplitude 0.9995 1.0011 0.0063 phase 0.0010 -0.0967 0.6904 nav - pc 0.0000 0.6154 2.5935 var 0.0010 0.0010 0.0007 min var 0.0010 0.0008 0.0006 delta-u -0.7300 -0.6181 3.3319 delta-v 0.1300 0.1985 3.5073 Median/mean split on either side of perfect, so I'm leavin' it. (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