*2019/08/16 15:39:39.25 *IOS HEADER VERSION 2.0 2016/04/28 2016/06/13 IVF16 *COMMENTS SCIENTIST : HUMFREY MELLING CRUISE : 015-81-020 LOCATION : SOUTHERN BEAUFORT SEA DURATION : 17 MARCH - 17 APRIL 1981 PLATFORM : DHC-6 POSITIONING : GNS VLF/OMEGA REFERENCE POSITION : TUKTOYAKTUK (69 26.3N 133 01.8W) CTP UNIT & ID : GUILDLINE 8706, #4 CTP DECK UNIT : GUILDLINE 87102, #42101 SALINITY FORMULA : PSS78 MODEL NUM SERIAL NUM SENSOR TYPE PRESSURE (1500db) 207D45 513578 DIAPH TEMPERATURE 87401 42741 RESIST CONDUCTIVITY 87410 41671 CELL ECHO TIME : .022 END TIME : 2243 31 3 1981 NOTES FOLLOWING : 16.3 M. ON METRE WHEEL AT LESS THAN 1 M. FROM BOTTOM Header is translated from the old CTD header file used on Sperry Univac. As final data is calibrated after raw data has been edited, the parameters actually used for calibrating raw data have been lost. (Dec., 1987) The 16 raw data channels are numbered from 0 to 15 : Blank, Volt. reference, Press. supp., Press. offset, Temp. supp., Temp. offset, Cond. supp., Cond. offset, Bottle Trip Flag, Touch Down Flag, Press. supp., Press. offset, Temp. supp., Temp. offset, Cond. supp., and Cond. offset. Raw data file is formatted as 16I6. Note that the number which appears in column 1 may not be channel 0 (because record may be out of sync.) There are 4 bits in each number to represent which channel that the number shall be in (Vax : bit 12-15, Sperry: bit 21-24). Example : the address bit of number 7770 indicates it is channel 1, hence it is Volt. reference. (7770= 0001 1110 0101 1010) (on the VAX, bit 12-15 of 7770 is 0001) *ADMINISTRATION MISSION : 1981-74 AGENCY : IOS, Frozen Sea Research Group, Sidney, B.C. COUNTRY : Canada PROJECT : BEAUFORT SEA WINTER ICE EXPERIMENT (1981) SCIENTIST : Melling H. PLATFORM : Aircraft - DHC-6 $REMARKS Orginal project name: BEAUFORT SEA WINTER ICE EXPERIMENT (1981) $END *LOCATION GEOGRAPHIC AREA : BEAUFORT SEA STATION : 38 EVENT NUMBER : 38 LATITUDE : 70 29.10000 N ! (deg min) LONGITUDE : 129 40.80000 W ! (deg min) WATER DEPTH : 18 ICE THICKNESS : 1.45 *INSTRUMENT TYPE : GUILDLINE CTD MODEL : 8706, #4 SERIAL NUMBER : 42306 *RAW NUMBER OF RECORDS : 99999 $TABLE: CHANNELS ! Averaging (day hr min sec ms) !Name Raw Units Interval Time Lag !-------------------- --------- --------- ----------- PRESSURE DBAR TEMPERATURE C 'CONDUCTIVITY RATIO' ' ' $END *CALIBRATION RECORDING BITS : 16 $TABLE: RAW CHANNELS ! Name Units Fmla Pad Coefficients ! -------------------- ------ ---- ------ ------------ PRESSURE DBAR 40 ' ' (-3.04 1.000644 -1.9 0.995 200) TEMPERATURE C 10 ' ' (-0.35E-02 1.00068) 'CONDUCTIVITY RATIO' ' ' 10 ' ' (0 1.000083) $END $REMARKS ! * CTD section from ARCTIC MLH header * Consecutive number: 4040 Length of touch line: 5.0000000E+00 Pressure at touch: 1.2350000E+01 Maximum pressure: 1.6969999E+01 Number of data calibrations: 1 CTD channel: PRESSURE Type of measure: MEASURED LINE Reference description: XXXXXXXXXX Standard description: XXXXXXXXXX Set of coefficients (3 in a set): 1 Cal. coeff of pressure: 1.5170000E+01 Calibration value: 0.0000000E+00 CTP coefficient value: 1.7443001E+01 $END *HISTORY $TABLE: PROGRAMS ! Name Vers Date Time Recs In Recs Out ! ------------------------ ------ ---------- -------- --------- --------- CONVERSION 1.3 1997/01/28 13:40:52 57 57 CLEAN 2.0 1997/02/27 13:24:33 57 57 REMOVECH 3.0 1997/03/23 14:27:32 57 57 HDREDIT2 1.9 2004/04/08 13:39:37 ? ? CLEAN 4.6.1 2004/04/08 13:40:38 57 57 CHANGE_CTD_CHANNEL_NAMES 1.0 2013/12/16 14:19:41 57 57 CLEAN 5.2.3 2019/08/16 15:39:39 ? ? $END $REMARKS Files are processed with the following programs before conversion: Program STATE_PARAMETERS Ver. 3.01 YY/MM/DD HH:MM:SS 91/ 6/18 05:11:43.49 -The following CLEAN parameters were used. Reset #RECS, MIN & MAX values in header. -The following CHANNEL(S) were removed from file. gamma phi temperature : (t - tf) : surface CLEAN functions: - Reset #RECS, MIN & MAX values in header. - Change Pad Value to -99 in All Channels. - Delete Empty Channels: 0 deleted. - Set last 4 characters of file name to event -CLEAN functions: 2019/08/16 15:39:04 20 Set event to last 4 characters of file name $END *FILE START TIME : GMT 1981/03/31 22:39:00.000 TIME INCREMENT : 0 0 0 0 40 ! (day hr min sec ms) NUMBER OF RECORDS : 57 DATA DESCRIPTION : CTD FILE TYPE : ASCII RECORD LENGTH : 512 NUMBER OF CHANNELS : 3 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- ------------- ---------------- -------------- -------------- 1 Pressure decibar 0 16.05 2 Temperature 'deg C (IPTS68)' -1.93 -1.9 3 Salinity PSS-78 34.439 35.07 $END $TABLE: CHANNEL DETAIL ! No Pad Start Width Format Type Decimal_Places !--- ---- ----- ----- ------ ---- -------------- 1 -99 ' ' 7 F ' ' 2 2 -99 ' ' 8 F ' ' 3 3 -99 ' ' 8 F ' ' 3 $END !--1--- ---2--- ---3--- !Pressu Tempera Salinit !re ture y !------ ------- ------- *END OF HEADER 0.00 -1.901 34.439 2.50 -1.900 34.440 2.75 -1.901 34.457 3.00 -1.902 34.469 3.25 -1.902 34.480 3.50 -1.904 34.512 3.75 -1.907 34.568 4.00 -1.910 34.626 4.25 -1.912 34.659 4.50 -1.913 34.673 4.75 -1.913 34.690 5.00 -1.914 34.706 5.25 -1.915 34.725 5.50 -1.917 34.742 5.75 -1.918 34.759 6.00 -1.918 34.764 6.25 -1.918 34.767 6.50 -1.918 34.772 6.75 -1.919 34.785 7.00 -1.920 34.797 7.25 -1.920 34.806 7.50 -1.921 34.810 7.75 -1.921 34.814 8.00 -1.921 34.818 8.25 -1.921 34.820 8.50 -1.921 34.824 8.75 -1.921 34.831 9.00 -1.922 34.838 9.25 -1.922 34.842 9.50 -1.922 34.843 9.75 -1.922 34.846 10.00 -1.922 34.853 10.25 -1.923 34.858 10.50 -1.923 34.864 10.75 -1.923 34.869 11.00 -1.923 34.873 11.25 -1.924 34.888 11.50 -1.925 34.920 11.75 -1.927 34.952 12.00 -1.927 34.968 12.25 -1.927 34.974 12.50 -1.927 34.984 12.75 -1.928 34.992 13.00 -1.928 35.000 13.25 -1.928 35.007 13.50 -1.929 35.014 13.75 -1.929 35.020 14.00 -1.929 35.026 14.25 -1.929 35.031 14.50 -1.929 35.036 14.75 -1.930 35.041 15.00 -1.930 35.047 15.25 -1.930 35.051 15.50 -1.930 35.056 15.75 -1.930 35.059 16.00 -1.930 35.068 16.05 -1.930 35.070