Dataset: MSM57/1 - Simrad EM122 Data

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Metadata of dataset ISO 19115/19139, FGDC, PANGAEA
CruiseMSM57/1
Navigation system Merian - Seapath 320
Horizontal reference system (EPSG) WGS84 geographic (4326)
Sonar system Simrad EM122
Sonar type multibeam
Depth definition true depths
Depth datum (EPSG) MeanSeaLevel depth (5715)
File format Simrad multibeam processing format
File listing234 files, as XML file
Tracklength [km] 1927
Generalised track ¹ KML file
Gross coverage [km²] (unedited - no warranty) 14564
Usage Primary data are generally not depth-edited and should not directly be used for final product compilations.
Maintenance Update frequency of dataset: notPlanned
Constraints Access: onDemand
Use: copyright
Status completed
Purpose
Abstract Main objective during cruise MSM57 was to investigate gas hydrate systems and their dynamics at the continental margin of Svalbard. During cruise MSM57, the maximum swath width was set to 120 degrees to improve data quality, reduce the amount of noisy data at the outer beams, and increase the ping rate. The Beam Spacing was set to HD EQS, while the Ping Mode was set to Shallow or Medium and the Dual Swath Mode ON/AUTO. Pitch/Yaw stabilization ON Improvement of data quality
Sonar system operators Paul Wintersteller & Christian dos Santos Ferreira
(MaNIDA) data level 0
Data quality / Lineage
Point of contact MARUM bathymetry data responsible party
Aggregation


 (¹): KML file is created online from database applying track generalization ±50 meter.