LAST CHANGED : 2017/05/17 20:16:32 CRUISE NAME(S) : FK170124 CRUISE DATES : 2017/01/26 to 2017/02/15 SHIP NAME : Falkor PORTS : Honolulu, HI to Portland, OR CHIEF SCIENTIST : I.Cetinic DATABASE NAME : aship DATA FILES : fk2017_025_68021.raw to fk2017_045_72000.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 2017/01/26 19:43:02 on 120 70 2 7 2 60.60 0.00 0001 2017/01/26 22:28:33 on 120 70 2 7 2 60.60 0.00 0001 2017/01/27 00:00:01 off 120 70 2 7 2 60.60 0.00 0001 2017/01/27 03:51:54 on 120 70 2 7 2 60.60 0.00 0001 2017/01/28 09:08:16 off 120 70 2 7 2 60.60 0.00 0001 2017/02/05 06:59:48 off 120 70 2 7 2 60.60 0.00 0001 2017/02/12 21:31:42 off 120 70 2 7 2 60.60 0.00 0001 2017/02/13 07:31:41 off 120 70 2 7 2 60.60 0.00 0001 2017/02/13 17:31:41 off 120 70 2 7 2 60.60 0.00 0001 2017/02/14 01:48:47 off 120 70 2 7 2 60.60 0.00 0001 2017/02/14 19:13:58 off 120 70 2 7 2 60.60 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 -0.3 final transducer angle is: (original transducer angle) - (rotate_angle) 60.6 - (-0.3) = 60.9 applied scale factor 1 additional scale factor (1.01) COMMENTS : no gaps in heading correction VERY BAD biases when heave was high. - During some periods no heading produced good data - In marginal conditions, one heading produced good data PROCESSOR : J.Hummon --- processing parameters ---------- ## (determined from "sonar"): model = wh ## (determined from "sonar"): frequency = 300 ## (determined from "sonar"): instname = wh300 ## (determined from "sonar"): pingtype = bb badbeam None beamangle 20 configtype python cruisename FK170124 datatype uhdas dbname aship ens_len 120 fixfile aship.gps hcorr_inst seapath pgmin 50 pingpref None proc_engine python ref_method refsm refuv_smoothwin 3 refuv_source nav sonar wh300 txy_file aship.gps xducer_dx 0 xducer_dy 0 yearbase 2017 ======================================================= processing ntoes: (1) link data from calibration leg and later segments into one merged 'cruise' (2) copy config/ directory from at-sea processing and use calibrated transducer angle (60.6) (3) make the wh300 processing directory: adcptree.py wh300 --datatype uhdas --cruisename FK170124 (4) create q_py.cnt file cd wh300 cat << EOF > q_py.cnt ####----- begin q_py.cnt------------ ## all lines after the first "#" sign are ignored ## python processing --yearbase 2017 --cruisename FK170124 # used to identify configuration files # *must* match prefix of files in config dir --update_gbin ## NOTE: You should generally remake gbins ## - you are not sure ## - if parameters for averaging changed ## - various other reasons. ## ==> MAKE SURE you move the original gbin directory ## to another name first!! --configtype python ## <=== USE THE NEW FILE WE CREATED --sonar wh300 --dbname aship --datatype uhdas --ens_len 300 --ping_headcorr ## applies heading correction. ## settings found in config files --max_search_depth 3000 ## use topography for editing? ## 0 = "always use amplitude to guess the bottom; ## flag data below the bottom as bad ## -1 = "never search for the bottom" ## positive integer: use ADCP amp to autodetect ## the bottom. Only do this in "deep water", ## i.e. topo says bottom is deeper than this EOF (5) do the processing quick_adcp.py --cntfile q_py.cnt --auto (6) assess calibration angle, look at data initial watertrack calibration: Number of edited points: 17 out of 18 amp = 1.0175 + -0.0006 (t - 34.1) phase = -0.21 + 0.0059 (t - 34.1) median mean std amplitude 1.0140 1.0175 0.0163 <=== VERY HIGH phase -0.1510 -0.2102 0.6234 Lots of bias. Edit out the biases before looking for calibration (7) now watertrack is Number of edited points: 15 out of 16 amp = 1.0119 + -0.0017 (t - 33.9) phase = -0.21 + -0.0101 (t - 33.9) median mean std amplitude 1.0090 1.0119 0.0161 phase -0.4130 -0.2147 0.4323 Apply amp=1.01, phase=-0.3 **watertrack** ------------ Number of edited points: 14 out of 17 amp = 0.9978 + -0.0013 (t - 34.3) phase = -0.06 + -0.0060 (t - 34.3) median mean std amplitude 0.9980 0.9978 0.0095 phase -0.0065 -0.0646 0.6515 ------------ (8) make plots: quick_web.py --interactive (9) adcp_nc.py adcpdb contour/wh300 FK170124 wh300 quick_adcp.py --steps2rerun matfiles --auto done. ready for JASADCP