Ibcao Bathymetry Data

sikuliaq 201503t

Emodnet Dataset ID (LID)

0000135610

id

10449

Dataset name

sikuliaq 201503t

File name

20230411/skq-201503t-2015-250m-3996.xyz

Data format

xyz (tsv)

File size

1048619

Dataset version

10

Seabed source ID (SID)

1344

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

SKQ201503T

Cruise ID

0

Chief scientist

Hartz, Steven

Start date

2015-02-19

End date

2015-03-12

Date format

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

From harbour

Juneau, 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/SKQ201503T_mb.html

Database reference

NOAA NCEI

Operator who enters this information

marcus

File creation time

2023-04-11 08:50:28+00

Metadata modification time

2023-10-31 12:31:58.90617+00

Bounding box

POLYGON((-2565875 2497375,-2565875 2917875,-1706125 2917875,-1706125 2497375,-2565875 2497375))

Color

#4120ee

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

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Revisions

Version 10

Tue, 31 Oct 2023 13:31:58 +0100

Updated status to done, updated metadata.

Version 9

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

Updated status to finalising, corrected some metadata.

Version 8

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

Updated status to processing, added processing_status.

Data were cleaned of majority of outliers in Qimera and gridded to more accurate 250 meter resolution from previous 200 meters. Updated or added metadata; filename, format, filesize, date_format, harbour_from, harbour_to, srs, gridding_resolution.

Version 6

Mon, 20 Feb 2023 18:15:11 +0100

Updated status and processing_status by Caroline (2022-10-10), some modifications were done by Silvia

Version 5

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

Updated status

Version 4

Sat, 23 Apr 2022 03:47:42 +0200

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

Version 3

Tue, 12 Apr 2022 19:20:22 +0200

Cleaned ~99 percent of outliners

Version 2

Sat, 09 Apr 2022 04:04:46 +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