*2025/01/21 16:55:59.02 *IOS HEADER VERSION 2.0 2020/03/01 2020/04/15 PYTHON *FILE START TIME : UTC 2018/08/23 22:30:00.00 END TIME : UTC 2018/12/01 23:59:52.70 TIME INCREMENT : 0 0 30 0 0 ! (day hr min sec ms) TIME UNITS : Minutes NUMBER OF RECORDS : 4805 DATA DESCRIPTION : ADCP NUMBER OF CHANNELS : 30 $TABLE: CHANNELS ! No Name Units Minimum Maximum !--- --------------------------------- --------------- --------------- --------------- 1 UTC_Date YYYY-MM-DD n/a n/a 2 UTC_Time HH:MM:SS n/a n/a 3 Eastward_Sea_Water_Velocity m/s -1.444000E+00 1.176000E+00 4 Northward_Sea_Water_Velocity m/s -1.045000E+00 1.401000E+00 5 Upward_Sea_Water_Velocity m/s -1.020000E-01 1.000000E-01 6 Error_Velocity_In_Sea_Water m/s -3.250000E-01 3.030000E-01 7 Quality_Flag_For_Lcewap01 0.000000E+00 0.000000E+00 8 Quality_Flag_For_Lcnsap01 0.000000E+00 0.000000E+00 9 Quality_Flag_For_Lrzaap01 0.000000E+00 0.000000E+00 10 Adcp_Echo_Intensity_Beam_1 counts 8.600000E+01 2.310000E+02 11 Adcp_Echo_Intensity_Beam_2 counts 8.100000E+01 2.280000E+02 12 Adcp_Echo_Intensity_Beam_3 counts 8.500000E+01 2.320000E+02 13 Adcp_Echo_Intensity_Beam_4 counts 8.700000E+01 2.310000E+02 14 Adcp_Correlation_Magnitude_Beam_1 counts 5.100000E+01 1.410000E+02 15 Adcp_Correlation_Magnitude_Beam_2 counts 4.800000E+01 1.400000E+02 16 Adcp_Correlation_Magnitude_Beam_3 counts 5.000000E+01 1.400000E+02 17 Adcp_Correlation_Magnitude_Beam_4 counts 4.200000E+01 1.410000E+02 18 Percent_Good_Beam_1 percent 0.000000E+00 9.600000E+01 19 Percent_Good_Beam_2 percent 0.000000E+00 2.000000E+00 20 Percent_Good_Beam_3 percent 0.000000E+00 9.900000E+01 21 Percent_Good_Beam_4 percent 0.000000E+00 1.000000E+02 22 Pitch degree -1.190000E+00 1.280000E+00 23 Heading degree 9.000000E-01 3.187200E+02 24 Roll degree -3.500000E-01 1.970000E+00 25 Adcp_Transducer_Temperature degree_C 6.800000E+00 9.930000E+00 26 Height_Of_Sea_Surface m 5.230000E+00 1.092300E+02 27 Instrument_Depth m 1.114800E+02 1.185500E+02 28 Pressure dbar 1.125200E+02 1.196520E+02 29 Quality_Flag_For_Prespr01 0.000000E+00 0.000000E+00 30 Speed_Of_Sound m/s 1.476000E+03 1.499000E+03 $END $TABLE: CHANNEL DETAIL ! No Pad Start Width Format Type Decimal_Places !--- ------------- ----- ----- ---------- ---- -------------- 1 ' ' ' ' YYYY-MM-DD D ' ' 2 ' ' ' ' HH:MM:SS T ' ' 3 -9.900000E+01 14 E R4 6 4 -9.900000E+01 14 E R4 6 5 -9.900000E+01 14 E R4 6 6 -9.900000E+01 14 E R4 6 7 -9.900000E+01 14 E I 6 8 -9.900000E+01 14 E I 6 9 -9.900000E+01 14 E I 6 10 -9.900000E+01 14 E R4 6 11 -9.900000E+01 14 E R4 6 12 -9.900000E+01 14 E R4 6 13 -9.900000E+01 14 E R4 6 14 -9.900000E+01 14 E R4 6 15 -9.900000E+01 14 E R4 6 16 -9.900000E+01 14 E R4 6 17 -9.900000E+01 14 E R4 6 18 -9.900000E+01 14 E R4 6 19 -9.900000E+01 14 E R4 6 20 -9.900000E+01 14 E R4 6 21 -9.900000E+01 14 E R4 6 22 -9.900000E+01 14 E R4 6 23 -9.900000E+01 14 E R4 6 24 -9.900000E+01 14 E R4 6 25 -9.900000E+01 14 E R4 6 26 -9.900000E+01 14 E R4 6 27 -9.900000E+01 14 E R4 6 28 -9.900000E+01 14 E R4 6 29 -9.900000E+01 14 E I 6 30 -9.900000E+01 14 E R4 6 $END *ADMINISTRATION AGENCY : IOS, Ocean Sciences Division, Sidney, B.C. COUNTRY : Canada PROJECT : La Perouse SCIENTIST : Spear D. PLATFORM : John P. Tully *LOCATION GEOGRAPHIC AREA : Hecate-Strait STATION : CHAT1 LATITUDE : 54 12.10020 N ! (deg min) LONGITUDE : 130 26.31000 W ! (deg min) WATER DEPTH : 125.45 MAGNETIC DECLINATION: 18.25 *DEPLOYMENT MISSION : 2018-025 TYPE : Sub Surface TIME ANCHOR DROPPED : 2018/08/23 21:43:00 $REMARKS 2370 lbs with 2 m heavy chain $END *RECOVERY MISSION : 2019-069 TIME ANCHOR RELEASED: 2019/08/08 13:48:00 *INSTRUMENT TYPE : Workhorse-ADCP SERIAL NUMBER : WH8943 DEPTH : 116.1 ORIENTATION : up $ARRAY: BIN DEPTHS (M) 109.97 105.97 101.97 97.97 93.97 89.97 85.97 81.97 77.97 73.97 69.97 65.97 61.97 57.97 53.97 49.97 45.97 41.97 37.97 33.97 29.97 25.97 21.97 17.97 13.97 9.97 5.97 $END $REMARKS Instrument depth in meters. $END *RAW START TIME : UTC 2018-08-23 22:00:00.000 FIRST GOOD REC TIME : UTC 2018-08-23 22:00:00.000 END TIME : UTC 2018-12-01 23:59:52.000 TIME INCREMENT : 0 0 30 0 0 ! (day hr min sec ms) NUMBER OF RECORDS : 4805 $REMARKS The following metadata were extracted from the raw ADCP binary file using Python to perform the processing and netCDF file output. name: Workhorse-ADCP sourceprog: instrument prog_ver: 16.28 config: NA beam_angle: 20 numbeams: 4 beam_freq: 300 beam_pattern: convex orientation: up n_beams: 4 n_cells: 27 pings_per_ensemble: 150 cell_size: 4.0 blank: 1.76 m corr_threshold: 64 n_codereps: 9 min_pgood: 0 evel_threshold: 2000 mm s-1 time_between_ping_groups: 00:01.50 coord: 00011111 coord_sys: enu use_pitchroll: yes use_3beam: yes bin_mapping: yes xducer_misalign: 0 magnetic_var: 18.25 sensors_src: 01111101 sensors_avail: 00111101 bin1_dist: 6.13 xmit_length: 426 fls_target_threshold: 50 counts xmit_lag: 48 h_adcp_beam_angle: 20 ranges: 6.13 10.13 14.13 18.13 22.13 26.13 30.13 34.13 38.13 42.13 46.13 50.13 54.13 58.13 62.13 66.13 70.13 74.13 78.13 82.13 86.13 90.13 94.13 98.13 102.13 106.13 110.13 $END *HISTORY ! Name Vers Date Time Recs In Recs Out ! -------- ---- ---------- -------- --------- --------- ADCP2NC 1 2025/01/22 00:55:58 16794 4805 NC2IOS 1.0 2025/01/21 16:55:59 4805 4805 $END $REMARKS -ADCP2NC processing: 2025/01/22 00:55:58 The metadata were extracted from the corresponding deployment log. Instrument depth was derived from reconciling all trustworthy pressure sensors on the mooring (i.e., Sea-Bird) and the mooring line length. The dataset was split into segments where water depth changed from mooring strike(s). -NC2IOS processing: 2025/01/21 16:55:59 NetCDF file converted to IOSShell format. $END *COMMENTS To get the actual data, please see chat1_20180823_20181202_0116m_L1.adcp.nc *END OF HEADER