50 sonobuoys recorded seismic, gravity, and magnetic data over the Capel and Faust Basins in 2006. Geoscience Australia interpreted these data via ray-tracing to estimate P-wave velocities and sediment thickness in the upper sedimentary section. Gravity models indicate sediment thickness may reach 5 km in several localities.
Use Cases
- Model P-wave velocity structures in sedimentary layers based on seismic ray-tracing results.
- Estimate sediment thickness and distribution based on gravity anomaly data.
- Correlate seismic reflection features with velocity models for basin analysis.
- Analyze crustal properties using combined seismic, gravity, and magnetic datasets.
Strengths
- Data from 50 sonobuoys provides multiple measurement points.
- Combines seismic reflection, gravity, and magnetic data for multi-physics constraints.
- Velocity ranges for four model layers are provided (1.9, 2.3-3.0, 3.6-4.7, 5-5.3 km/s).
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Data is from a single survey in 2006; temporal coverage is limited.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Data recorded during the 2006 seismic survey GA302 for Geoscience Australia's Big New Oil programme.
- Time Range
- 2006
- Freshness
- Last updated 2026-05-05 04:21:02.367761; freshness should be verified.
- Geography
- Capel and Faust Basins, 800 km east of Australia, water depths 1500-2000 m.