challengerdec18

Challenger, now under 2000 km from Cape Town is finally on the cusp of the eddy we have been positioning the glider for over the previous weeks.

challengerdec18rtofs

In RTOFS, Challenger is right on the west-southwest edge of the more elongated eddy, however what the model shows of the current flowing to the south-southeast is nearly opposite to what the glider is reporting of to the north.

challengerdec18copernicus

Similarly in Copernicus, although the eddy is more defined and compact a couple hundred km to the east, the model is again showing a southward flowing current contradictory to what the glider is reporting.

Over the next couple days, as 29 enters the eddy ahead the way point will be moved to the south east as we ride the southern edge of the eddy across the Prime Meridian.

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