Bathymetry additional metadata
Created 2024-02-07

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Systemtype
Data were recorded with a NORBIT iWBMS mounted on the vessel Vidar II using a custom pole mount. 
RTK navigation information was acquired at a cm-resolution, and the maps were processed to a resolution of 1-3 m, depending on water depth.

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Survey Protocol (tab delimited)
sTime and eTime refere to the recording file timestamp

Datum	Messtag	sTime[UTC]	eTime[UTC]	Setting	Frequency[kHZ]	BeamAngle	BeamAnz	Direction
----	----	----	----	----	----	----	----	----
05.09.2023	Day1	09-57-05	13-16-28	Multi-detect	400	Equi-Dist	512	N-S
05.09.2023	Day1	10-39-16	10-50-33	Multi-detect	400kHz	Equi-Dist	512	N-S
06.09.2023	Day2	08-23-40	11-57-10	UHD	400kHz	Equi-Dist	1024	N-S
06.09.2023	Day2	12-30-05	14-00-28	Multi-frequency	190and370	Equiangular	256	N-S
07.09.2023	Day3	08-09-49	10-46-07	Multi-frequency	190and370	Equiangular	256	N-S
07.09.2023	Day3	11-11-41	12-45-42	Multi-detect	400kHz	Equi-Dist	512	N-S
07.09.2023	Day3	13-13-42	14-22-42	Multi-detect	400kHz	Equi-Dist	512	E-W
08.09.2023	Day4	07-41-35	07-59-00	Multifrequency	190and370	Equiangular	256	N-S
08.09.2023	Day4	08-04-27	09-19-45	Multi-detect	400kHz	Equi-Dist	512	E-W
08.09.2023	Day4	09-33-55	09-33-55	UHD	400kHz	Equi-Dist	1024	N-S
08.09.2023	Day4	10-13-45	10-20-30	UHD	400kHz	Equi-Dist	1024	N-S
08.09.2023	Day4	10-44-24	10-44-24	UHD	400kHz	Equi-Dist	1024	N-S

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Bathymertry

General	
Name	OC_2023_TEN_MBES_Bathy_EPSG32628
Total size	1.52 MB
	
Information from provider	
Extent	317550,3119763 : 320622,3122451
Width	1024
Height	896
Data type	Float32 - Thirty two bit floating point 
GDAL Driver Metadata	GeoTIFF
Compression	LZW
Dimensions	X: 1024 Y: 896 Bands: 1
Origin	317550.0000000000000000,3122451.0000000000000000
Pixel Size	3,-3
	
Coordinate Reference System (CRS)	
Name	EPSG:32628 - WGS 84 / UTM zone 28N
Units	meters
Method	Universal Transverse Mercator (UTM)
Celestial body	Earth
Accuracy	Based on World Geodetic System 1984 ensemble (EPSG:6326), which has a limited accuracy of at best 2 meters.
Reference	Dynamic (relies on a datum which is not plate-fixed)

