RADARSAT-2 images in a 60 × 60 km box about the ITP-Vs. a) C2 on 12 September, b) C4 on 9 September, and c) C5 on 22 September. These images correspond to estimated RADARSAT-2 ice concentrations of 42%, 58%, and 95%, respectively. Yellow triangles indicate the ITP-V position at the time of image acquisition. Within each image, open water is indicated by black pixels, while sea ice is indicated by gray pixels. RADARSAT-2 data and products copyright MacDonald, Dettwiler and associates LTD. 2014, all rights reserved. DOI: https://doi.org/10.1525/elementa.241.f7