3614dafc-321d-4ab4-8c76-2118f4507fe2 urn:uuid eng UTF-8 nonGeographicDataset nonGeographicDataset 2025-06-24T22:00:49 creation ISO 19115 2016 RV Investigator Voyage IN2023_V01 Gravity Data 3614dafc-321d-4ab4-8c76-2118f4507fe2 This record describes gravity data collected on RV Investigator voyage IN2023_V01, titled "Antarctic Bottom Water Production in the past: Records from marine sediments, Cape Darnley, East Antarctica". The voyage took place between 25th January, 2023 and 2nd March, 2023 departing from Henderson's (WA) and arriving in Hobart (TAS). The gravity meter instrument is a MicroG Lacoste Air-Sea II. Data are stored in .ENV and .DAT data files at CSIRO. There are 74 files totalling 582 MB of raw data in this dataset. Wharf ties were undertaken at Henderson_AMC Wharf and Hobart Wharf using a Scintrex Autograv CG-5. Wharf tie data can be found in gravity_data folder\Hobart_wharf_tie_2023_03_02.txt & Henderson_AMC_wharf_tie_2023_01_24.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. {"type": "Polygon", "coordinates": [[[64.0244, -65.8926], [147.5122, -65.8926], [147.5122, -31.9416], [64.0244, -31.9416], [64.0244, -65.8926]]]} 64.0244 147.5122 -65.8926 -31.9416 Geophysical Survey and Mapping website information for this data set documentDigital Geophysical Survey and Mapping website information for this data set and link to downloading data. HTML RV Investigator survey information documentDigital RV Investigator survey information HTML MNF home page documentDigital Marine National Facility home page HTML Underway Visualisation Tool documentDigital Link to visualisation tool for Near Real-Time Underway Data (NRUD) HTML Data Access Portal documentDigital Link to the CSIRO Data Access Portal HTML Unnamed resource documentDigital License Graphic PNG