Agulhas System Climate Array (ASCA) (2)
INDIAN OCEAN (2)
SOUTH ATLANTIC OCEAN (2)
THERMOSALINOGRAPH (2)
Attribution-ShareAlike 4.0 International (CC BY-SA 4.0) (3)
Physics > Sea surface salinity (4)
Physics > Sea surface temperature (4)
The SEAmester and Agulhas System Climate Array (ASCA) Scientific Cruise was conducted on the SA Agulhas II Voyage 058 from 19 June 2023 to 29 June 2023. The cruise operated from Cape Town to the ASCA transect (~ 34° S) off Hamburg in the Eastern Cape, South West Indian Ocean. The objective of the SEAmester cruise was to undertake the ASCA transect across the Agulhas Current and sample the 20 CTD stations done previously. In addition, SEAmester shallow (200 m) CTD training stations took place each day at 10am and 4pm for student training.
Here we present the 6-second resolution processed Thermosalinograph (TSG) data collected between 20 June and 29 June 2023 during the SEAmester and Agulhas System Climate Array (ASCA) Cruise on the SA Agulhas II Voyage 058. A SeaBird SBE45 TSG is used to opportunistically collect underway near-surface temperature and conductivity measurements during research and monitoring cruises. Water is continuously pumped to the TSG from an intake located in the hull of the vessel, and the observations are continuously interfaced with navigational information. A temperature sensor close to the intake provides temperature measurements of the incoming water (T1). The temperature of the water inside the conductivity cell (T2) is used to accurately compute salinity (S) from the conductivity measurements (C).
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