Ice Tethered Winch 1 Data

Data from ITW1 deployed in March 2014


Last buoy status on 2014/5/13 230009 UTC : temperature = 2.57 C, battery = 11.38 V

Plot of ITW Buoy Status

Last position on 2014/5/13 230009 UTC : 71.3956 N, 156.4879 W

Plot of ITW Locations

Last winch sample (number 611) on 2014/5/14 71960 UTC

Last volt1 = 30.19 V, current = 2.08 mA, volt2 = 31.05 V

Last counts1 = 4, counts2 = 5

Last profiler sample (number 180) on 2014/5/14 131411 UTC

Last battery = 14.996 V

Last profile pressure (with SLP): minimum = 10.2254, maximum = 10.2279 dbar

Last profile temperature: minimum = 10.0985, maximum = 15.1123 C

Last profile conductivity: minimum = -0.0024622, maximum = 0.0043172 mS/cm

Last profile tubidity: minimum = 0, maximum = 2.7814 NTU

Last profile chlorophyll: minimum = 0, maximum = 1.1894 ug/l

Plot of profiler timeseries

Plot of profiler profiles

The raw GPS buoy location data are available in an ASCII file: itw1rawlocs.dat

Time series winch data files are available in two formats:

itw1data.tar.Z or itw1data.zip

ITW1 was deployed in 2 m of fast ice offshore of Barrow, Alaska on March 30, 2014. The ITW includes a RBR logger CTD with turbidity and flourometry profiling 4 times per day. More information on the ITW is available on the Ice-Tethered Winch website .