LAST CHANGED : 2013/06/01 14:50:45 CRUISE NAME(S) : P02E (mv1306) CRUISE DATES : 2013/05/08 to 2013/05/08 SHIP NAME : melville PORTS : Honolulu, HI to San Diego, CA CHIEF SCIENTIST : James Swift, Sabine Mecking DATABASE NAME : a_mv DATA FILES : mv2013_127_61562.raw to mv2013_151_50400.raw STATUS : to do done ------ ----------- averaged [ x ] at-sea loaded [ x ] at-sea NOTE: heading correction instrument exists NOTE: time-dependent heading corrections staged (cal/rotate/ens_hcorr.ang) --> check if applied using "rotate" check heading correction [ x ] fixed a few gaps calibration [ x ] edited [ x ] re-check heading correction [ x ] check editing [ x ] figures [ x ] 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 2013/05/08 17:11:07 on 300 80 8 5 8 43.50 0.00 0001 2013/05/08 23:15:40 off 300 80 8 5 8 43.50 0.00 0001 2013/05/10 00:15:41 off 300 80 8 5 8 43.50 0.00 0001 2013/05/11 01:15:39 off 300 80 8 5 8 43.50 0.00 0001 2013/05/12 02:15:39 off 300 80 8 5 8 43.50 0.00 0001 2013/05/13 03:15:38 off 300 80 8 5 8 43.50 0.00 0001 2013/05/14 04:15:40 off 300 80 8 5 8 43.50 0.00 0001 2013/05/15 05:15:40 off 300 80 8 5 8 43.50 0.00 0001 2013/05/21 12:04:27 off 300 80 8 5 8 43.50 0.00 0001 2013/05/22 13:04:23 off 300 80 8 5 8 43.50 0.00 0001 2013/05/24 15:04:26 off 300 80 8 5 8 43.50 0.00 0001 2013/05/26 17:04:26 off 300 80 8 5 8 43.50 0.00 0001 2013/05/27 18:04:26 off 300 80 8 5 8 43.50 0.00 0001 2013/05/29 20:04:23 off 300 80 8 5 8 43.50 0.00 0001 2013/05/30 21:04:23 off 300 80 8 5 8 43.50 0.00 0001 2013/05/31 22:04:23 off 300 80 8 5 8 43.50 0.00 0001 HEADING : PRIMARY : gyro CORRECTION : coda_f185 CALIBRATION : phase: ------- original heading alignment: 43.5 additional rotation -0.4 final transducer angle is: (original transducer angle) - (rotate_angle) 43.5 - (-0.4) = 43.9 scale factor ------------- original scale factor 1 additional scale factor (none) gps-transducer offset ---------------------- --xducer_dx 0 --xducer_dy -8 COMMENTS : 2 small gaps in heading correction noisy ship underway means lack of range when steaming underway bias in poor weather PROCESSOR : J.Hummon --- processing parameters ---------- ## (determined from "sonar"): model = os ## (determined from "sonar"): frequency = 75 ## (determined from "sonar"): pingtype = bb ## (determined from "sonar"): instname = os75 ## ping_headcorr is False ## hcorr_inst is coda_f185 beamangle 30 cruisename MV1306 fixfile None frequency 75 instname os75 model os pingtype bb proc_engine python sonar os75bb yearbase 2013 ========================================= POSTPROCESSING: (1) check for gaps in heading device yes, small cd cal/rotate patch_hcorr.py - cleaner - write/exit #hdg_inst = 'gyro' #hdg_msg = 'hdg' # hcorr device: ('coda_f185', 'pmv'), rotate unrotate.tmp rotate rotate_fixed.tmp cd ../.. quick_adcp.py --steps2rerun navsteps:calib --auto --datatype uhdas NOTE: mean(hcorr)= 1.0 med(hcorr) = .97 hcorr(start) = 1.01 (i.e. when BT was on) (2) check calibrations: **watertrack** ------------ Number of edited points: 119 out of 134 amp = 1.0028 + -0.0001 (t - 141.7) phase = -0.44 + -0.0266 (t - 141.7) median mean std amplitude 1.0030 1.0028 0.0052 phase -0.4000 -0.4399 0.4092 ------------ **bottomtrack** ------------ unedited: 15 points edited: 15 points, 2.0 min speed, 2.5 max dev median mean std amplitude 1.0018 1.0020 0.0013 phase -0.2083 -0.2236 0.1274 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=startboard, dy=fwd) meters from GPS fixfile is a_mv.gps calculation done at 2013/07/31 01:11:08 xducer_dx = -1.796744 xducer_dy = -8.101594 signal = 1814.118773 ------------ summary: apply -0.4 phase xducer_dx=-1, xducer_dy = -8 quick_adcp.py --steps2rerun rotate:calib:navsteps --rotate_angle -0.4 --xducer_dx 0 --xducer_dy -8 --auto ** check for **watertrack** ------------ Number of edited points: 140 out of 142 amp = 1.0027 + 0.0000 (t - 141.8) phase = -0.02 + -0.0239 (t - 141.8) median mean std amplitude 1.0030 1.0027 0.0035 phase 0.0455 -0.0205 0.3139 ------------ **transducer-gps offset** ------------ guessing ADCP (dx=startboard, dy=fwd) meters from GPS fixfile is a_mv.agt calculation done at 2013/07/29 18:57:26 xducer_dx = -1.064517 xducer_dy = -0.470632 signal = 1814.117167 ------------ (3) edit cd edit gautoedit.py -n5 cd .. quick_adcp.py --steps2rerun apply_edit:calib:navsteps --auto (4) mkdir webpy cp ../os75nb/webpy/sectinfo.txt webpy quick_web.py --redo