Ice distribution in Hornsund fjord, Svalbard from Sentinel-1A (2023-2025)

This dataset contains binary maps of ice (1) and open water (0) in Hornsund fjord, Svalbard at 50 m resolution. The maps are based on the Sentinel-1A SAR archive between 1.07.2023 and 31.08.2025 with an average image frequency of 1.79 days. This dataset is an extension of the Sentinel-1A/B-based one ending on 29.06.2023 (doi:10.1594/PANGAEA.963167; Swirad et al., 2023) processed in the way described in Swirad et al., 2024. A document containing details on the scenes and polarisation channels used, the number of segments and the level of manual editing is provided.