Seismic survey: current velocities (3D and 4d surveys)
CLS_OFF.2.2 : seismic survey: current velocities (3D and 4d surveys)
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Challenge ID |
CLS_OFF.2.2 |
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Title |
seismic survey: current velocities (3D and 4D surveys) |
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Originator of Challenge |
Metocean experts |
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General description |
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What data/products do you currently use? |
historical adcp data, HADCP, models |
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When do you use this kind of dataset? |
survey preparation |
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What are your actual limitations and do you have a work around? |
Lack of data, poor spatial coverage, inaccurate data |
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Needs and expectations on EO data |
Higher quality data and better 2D coverage |
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Challenge classification |
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Lifecycle stage |
Pre license |
Exp. |
Dev. |
Prod. |
Decom. |
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Score from impact |
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4 |
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Geographic context/restrictions |
Worlwide |
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Topographic classification / Offshore classification |
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Activity impacted/concerned |
Operational cost reduction, less infilling, better quality seismic data |
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Urgency (How quickly does the user need the solution) |
n/a |
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Information requirements |
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Update frequency |
Ocean processes: 3 hours as high as possible |
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Temporal resolution |
hourly |
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Spatial resolution |
as high as possible, at 4km depth up to 100-200m or deeper (increased for 3D needs) |
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Data quality |
good |
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Data Coverage and extent |
Over survey area, typically 100km x 100km |
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Example formats |
GIS format, netCDF… |
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Timeliness |
RT application as fast as possible |
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Existing standards |
n/a |
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