Ibcao Bathymetry Data

sikuliaq 201816s

Emodnet Dataset ID (LID)

0000137409

id

10466

Dataset name

sikuliaq 201816s

File name

20231031/skq-201816s-2018-250m-3996.xyz

Data format

xyz (tsv)

File size

8755084

Dataset version

9

Seabed source ID (SID)

1376

Seabed data category (TID)

Multibeam — depth value collected by a multibeam echo-sounder (code 11)

Included in IBCAO gridding

Yes (code 1)

IBCAO gridding layer weight

1000

Data restriction

by negotiation

Shape

surface

Cruise name

SKQ201816S

Cruise ID

0

Chief scientist

Abers, Geoffrey

Start date

2018-07-11

End date

2018-07-25

Date format

Only date, no time (code Y-m-d)

From harbour

Seward, Alaska

To harbour

Seward, Alaska

Originator centre

Rolling Deck to Repository

Data provider

National Oceanic and Atmospheric Administration, National Centers for Environmental Information

Platform class

research vessel

Station name

RV Sikuliaq

Station id

WDG7520

Instrument

multi-beam echosounders

Instrument specified

Kongsberg EM302

Spatial reference system

EPSG:3996

Horizontal resolution

250

IBCAO gridding Remove and Restore resolution

250

URL

https://www.ngdc.noaa.gov/ships/sikuliaq/SKQ201816S_mb.html

Database reference

NOAA NCEI

Operator who enters this information

marcus

File creation time

2023-10-25 12:23:11+00

Metadata modification time

2023-10-31 12:35:25.910044+00

Bounding box

POLYGON((-1981125 2891375,-1981125 4050125,-1369625 4050125,-1369625 2891375,-1981125 2891375))

Color

#464b4f

preprocess

cat NOAA-*-files.csar.txt | perl -pe 's/ I:\\Qimera\\IBCAO_4.2\\XYZ\\NOAA files\\(.+).$//; if ($1) { open(STDOUT, ">>" . $1) || die $!; } else { open(STDOUT) }'

Ibcao data status

done

Supplementary data

20220422/20220422.zip

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Revisions

Version 9

Tue, 31 Oct 2023 13:35:25 +0100

Updated status to done, gridded to 250m resolution, cleaned data, updated metadata.

Version 8

Tue, 19 Sep 2023 13:35:31 +0200

Updated status to finalising, corrected some metadata.

Version 7

Thu, 14 Sep 2023 12:34:24 +0200

Updated status to processing, added processing_status.

Version 6

Thu, 29 Sep 2022 16:11:04 +0200

Updated status

Version 5

Sat, 14 May 2022 09:12:00 +0200

Updated status to processed

Version 4

Tue, 03 May 2022 07:55:34 +0200

Rough cleaning of outliers in Caris BASE editor at 100 times over aggeration

Version 3

Tue, 03 May 2022 07:55:34 +0200

Cleaned ~99 percent of outliners

Version 2

Tue, 03 May 2022 07:55:34 +0200

Downloaded rawdata, exported to xyz using MB systems, transformed to epsg:3996 from 4326, gridded to 200 m

Version 1

Tue, 03 May 2022 13:38:17 +0200

Initial commit