The web-cam of the Barneo ice-station at 83.8N 4.5W yesterday, shows a
ship in the background. I reckon the buoy is about 80nm from open water.

http://psc.apl.washington.edu/northpole/NPEO2013/18.jpg

--
Graham P Davis, Bracknell, Berks.
'In wine there is wisdom, in beer there is freedom, in water there is
bacteria.' - Benjamin Franklin