RV Investigator Voyage IN2025_V03 Gravity Data

Updated: 2025-06-23

This record describes gravity data collected on RV Investigator voyage IN2025_V03, titled "COAST‐k – Clean Ocean Air Sampling upwind of Tasmania ‐ kennaook" which departed Hobart on the April 29, 2025 and returned to Hobart on the May 18, 2025. The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 34 files totalling 281 MB of raw data in this dataset. A wharf tie was undertaken at Hobart PW4 wharf at the start and end of the voyage using a Scintrex Autograv CG-5. Wharf tie data can be found in GravityTie_in2025V03_Hobart_SOV_20250428.TXT & GravityTie_in2025V03_Hobart_EOV_20250517.TXT, which is stored with the raw data. No processing has been conducted on this data. Additional information regarding this dataset is contained in the GSM data acquisition and processing report.