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Shortly after installation, the foam flotation collar of newly deployed ITP 55 still shows the marks from its previous deployments as ITPs 4 and 24. (Mary-Louise Timmermans)

ITP 55

Deployment Location: 8/8/2011, 22:00 UTC at 76° 5.1’N, 138° 16.9’W

Last Location: 1/13/2013, 22:00 UTC at 71° 44.3’ N, 177° 50.4’ E  

Duration: 524 days

Distance Travelled: 5508 km

Number of profiles: 547 in 274 days

Other instruments: IMB 2011-K, Uptempo

ITP 55 was deployed on a 3.13 m thick ice floe in the Beaufort Sea as part of the Beaufort Gyre Observing System (BGOS) during the JOIS 2011 cruise on the CCGS Louis S. St. Laurent. On the same icefloe, a US Army Cold Regions Research and Engineering Laboratory (CRREL) Seasonal Ice Mass Balance Buoy (IMB 2011-K) and an Uptempo buoy were also installed. The ITP is operating on a typical sampling schedule of 2 one-way profiles between 7 and 760 m depth each day.

Last updated: September 23, 2020

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