Due to three consecutive Copernicus Sentinel-3B planned spacecraft manoeuvres performed on Tuesday 20 November 2018 (UTC times 13:05 to 13:16; 14:46 to 14:58; 16:27 to 16:39) all NRT/NTC SLSTR user products could be degraded or missing from sensing time 2018-11-20 11:52 UTC to 2018-11-20 20:11 UTC.