LAST CHANGED : 2015/10/25 05:32:04 CRUISE NAME(S) : P16N_leg1 (rb1503_leg1) CRUISE DATES : 2015/04/10 to 2015/05/12 SHIP NAME : Ron Brown PORTS : Tahiti, FP to Honolulul, Hawaii CHIEF SCIENTIST : Jessica Cross DATABASE NAME : aship DATA FILES : rb2015_099_74520.raw to rb2015_131_79200.raw STATUS : to do done ------ ----------- averaged [ x ] redone from scratch 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 ] ready to release to JASADCP 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 2015/04/10 20:47:03 off 300 80 8 5 8 52.00 0.00 0001 2015/04/20 05:47:01 off 300 80 8 5 8 52.00 0.00 0001 2015/04/21 06:47:02 off 300 80 8 5 8 52.00 0.00 0001 2015/04/22 07:47:01 off 300 80 8 5 8 52.00 0.00 0001 2015/04/30 15:47:03 off 300 80 8 5 8 52.00 0.00 0001 2015/05/01 16:47:01 off 300 80 8 5 8 52.00 0.00 0001 2015/05/04 19:47:04 off 300 80 8 5 8 52.00 0.00 0001 2015/05/06 21:47:01 off 300 80 8 5 8 52.00 0.00 0001 2015/05/10 00:47:02 off 300 80 8 5 8 52.00 0.00 0001 HEADING : PRIMARY : heading from gyro CORRECTION : heading correction from mahrs (NEW: after editing Mahrs) NOTE: time-dependent heading corrections applied IN the ensembles (see cal/rotate/ens_hcorr.ang) POSITIONS : gps positions from gpsnav CALIBRATION : (check original processing parameters) additional rotation 0.24 final transducer angle is: (original transducer angle) - (rotate_angle) applied scale factor 1 additional scale factor (none) COMMENTS : Mahrs became very erratic just before the end of the cruise. Reprocessed with new editing criteria. Little glitches in heading correction: used "patch_hcorr.py" to clip them out and interpolate PROCESSOR : J.Hummon --- processing parameters ---------- ## (determined from "sonar"): model = os ## (determined from "sonar"): frequency = 75 ## (determined from "sonar"): instname = os75 ## (determined from "sonar"): pingtype = bb badbeam None beamangle 30 configtype python cruisename RB1503 datatype uhdas dbname aship ens_len 300 fixfile aship.gps hcorr_inst mahrs pgmin 50 pingpref None proc_engine python ref_method refsm refuv_smoothwin 3 refuv_source nav sonar os75bb txy_file aship.gps xducer_dx 0 xducer_dy 0 yearbase 2015 ------------------------------------------------------------------ (1) set up for reprocessing adcptree.py os75bb_emahrs --datatype uhdas --cruisename RB1503 cd os75bb_emahrs cat << EOF > q_py.cnt ####----- begin q_py.cnt------------ ## all lines after the first "#" sign are ignored ## python processing --yearbase 2015 --cruisename RB1503 # used to identify configuration files # *must* match prefix of files in config dir --update_gbin ### put this on command line --sonar os75bb ## DO NOT use 'sonar' in this file. use on commandline --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 -------------------------------------------- (2) run it quick_adcp.py --cntfile q_py.cnt --auto using new defaults for editing def _edit_hdg_tss1(self, arr, **kw): ic = self._icol cond = ( (arr[:, ic['status']] != 7 ) | (arr[:, ic['haccel']] < 0 ) | (arr[:, ic['haccel']] > 1) | (arr[:, ic['vaccel']] < 0.5 ) | (arr[:, ic['vaccel']] > 0.75) | (arr[:, ic['heave']] < -5 ) | (arr[:, ic['heave']] > 5) | (arr[:, ic['roll']] < -20 ) | (arr[:, ic['roll']] > 20) | (arr[:, ic['pitch']] < -5 ) | (arr[:, ic['pitch']] > 5) ) (3) look at heading correction and calibrations **watertrack** ------------ Number of edited points: 188 out of 188 amp = 1.0018 + -0.0000 (t - 115.4) phase = 0.25 + -0.0053 (t - 115.4) median mean std amplitude 1.0020 1.0018 0.0042 phase 0.2410 0.2452 0.3006 ------------ ## correct glitches in heading cd cal/rotate patch_hcorr.py - cleaner rotate unrotate.tmp rotate rotate_fixed.tmp cd ../.. quick_adcp.py --steps2rerun navsteps:calib --auto **watertrack** ------------ Number of edited points: 188 out of 188 amp = 1.0018 + -0.0000 (t - 115.4) phase = 0.24 + -0.0056 (t - 115.4) median mean std amplitude 1.0020 1.0018 0.0042 phase 0.2380 0.2435 0.2982 ------------ quick_adcp.py --steps2rerun rotate:calib --rotate_angle 0.24 --auto (4) edit - remove unattached underway deeper sections cd .. quick_adcp.py --steps2rerun apply_edit:navsteps:calib --auto **watertrack** ------------ Number of edited points: 187 out of 188 amp = 1.0018 + -0.0000 (t - 115.4) phase = 0.00 + -0.0056 (t - 115.4) median mean std amplitude 1.0020 1.0018 0.0042 phase -0.0050 0.0048 0.3006 ------------ (5) make plots: quick_web.py --interactive - view with a browser, look at webpy/index.html (6) extract data adcp_nc.py adcpdb contour/os75bb RB1503L1 os75bb quick_adcp.py --steps2rerun matfiles --auto OK to release to JASADCP