Dataset: SO186/1d - Simrad EM120 Data

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Archive unpublished
Dataset citation unpublished
Metadata of dataset ISO 19115/19139, FGDC
CruiseSO186-1d
Navigation system Sonne - INS - GPS
Horizontal reference system (EPSG) WGS84 geographic (4326)
Sonar system Simrad EM120
Sonar type multibeam
Depth definition true depths
Depth datum (EPSG) MeanSeaLevel depth (5715)
File format Simrad multibeam processing format
File listing363 files, as XML file
Tracklength [km] 3590
Generalised track ¹ KML file
Gross coverage [km²] (unedited - no warranty) 34532
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 The main objective of SO186-1 was to contribute substantially to the implementation of the German-Indonesian Tsunami Early Warning System. The intention of this part of SO186-1d was to service the two experimental GI-TEWS buoys and some of the 35 ocean bottom instruments that were deployed during previous legs. The EM120 was continuously in operation until the recovery operation of OBS. During the whole survey programme a constant speed of 10 knots was maintained to achieve sufficient bottom coverage along-track and to get data of better quality. The total survey length sums up to 2,546 nautical miles, yielding an estimated areal coverage of about 45,000 km2.
Sonar system operators N/A
(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.