Global Ocean Currents NetCDF Format Description Version 3

Feature Type: Trajectory

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Global Attribute Section
Attribute Name	Attribute Value
acknowledgment	The most important contributors are the collectors of the original data. Without their efforts, this compilation of data would not have been possible. These data were acquired from the US NOAA National Centers for Environmental Information (NCEI). This work was supported by the NCEI management.
cdm_data_type	Trajectory
comment	Originator's (level 1) data that have been processed and stored in the NetCDF format in compliance with the CF and ACDD conventions.
contributor_name	Bob Simons (bob.simons@noaa.gov)
contributor_role	data originator
Conventions	CF-1.6, ACDD-1.3
creator_email	Charles.Sun@noaa.gov
creator_institution	NOAA National Centers for Environmental Information
creator_name	Charles Sun
creator_type	person
creator_url	http://www.ncei.noaa.gov/gocd/
date_created	2016-08-02T16:27:53Z
date_issued	2016-08-02T16:27:53Z
date_metadata_modified	2016-08-02T16:27:53Z
date_modified	2016-08-02T16:27:53Z
featureType	Trajectory
geospatial_bounds	POLYGON(( -1.9922 -95.0258, 1.9893 -95.0258, 1.9893 -91.6266, -1.9922 -91.6266, -1.9922 -95.0258))
geospatial_bounds_crs	EPSG:4326
geospatial_bounds_vertical_crs	EPSG:4326
geospatial_lat_min	-1.9922
geospatial_lat_max	1.9893
geospatial_lon_min	-95.0258
geospatial_lon_max	-91.6266
geospatial_lat_units	degrees_north
geospatial_lat_resolution	point
geospatial_lon_units	degrees_east
geospatial_lon_resolution	point
geospatial_vertical_min	49.35
geospatial_vertical_max	516.89
geospatial_vertical_units	meters
geospatial_vertical_resolution	point
geospatial_vertical_positive	down
history	2016-08-02T16:27:53Z csun convNGDACnc.R 1.0
id	0093183
institution	Scripps Institution of Oceanography
instrument	Spray Glider
instrument_vocabulary	NCEI Ocean Archive System database
keywords	EARTH SCIENCE,OCEANS,OCEAN CIRCULATION,OCEAN CURRENTS
keywords_vocabulary	GCMD Science Keywords
license	These data are openly available to the public Please acknowledge the use of these data with the text given in the acknowledgment attribute.
metadata_link	http://www.ncei.noaa.gov/cgi-bin/OAS/prd/text/query
naming_authority	gov.noaa.ncei
platform	sp050
platform_vocabulary	NCEI Ocean Archive System database
processing_level	Level 2
product_version	GOCD 3.0
program	Integrated Ocean Observing System Data Assembly Centers Data Stewardship Program
project	IOOS NGDAC, Integrated Ocean Observing System Data Assembly Centers Data Stewardship Program
publisher_email	NCEI.info@noaa.gov
publisher_institution	US DOC; NESDIS; NATIONAL CENTERS FOR ENVIRONMENTAL INFORMATION - IN295
publisher_name	US DOC; NESDIS; NATIONAL CENTERS FOR ENVIRONMENTAL INFORMATION - IN295
publisher_type	institution
publisher_url	http://www.ncei.noaa.gov
references	http://www.ncei.noaa.gov/
source	global ocean currents in the NCEI archive holdings
standard_name_vocabulary	NetCDF Climate and Forecast (CF) Metadata Convention
summary	global ocean currents in the NCEI archive holdings
time_coverage_start	2016-03-30T14:17:30Z
time_coverage_end	2016-07-20T09:05:00Z
time_coverage_duration	P0Y111DT18H47M30S
time_coverage_resolution	R000001/2016-03-30T14:17:30Z/P0Y111DT18H47M30S
title	Global Ocean Currents Data - gocd_a0155979_sp050
ncei_template_version	NCEI_NetCDF_Trajectory_Template_v2.0
gocd_id	gocd_a0155979_sp050
gocd_format_version	GOCD-3.0
uuid	804b0c18-8abe-47e8-bfdf-d5d50de312e1

Variable Metadata Section
Variable ID Number	Variable Name	Variable Type	Number of Attributes	Number of Dimensions
1	crs	int	7	0
2	depth	float	12	1
3	latitude	float	13	1
4	longitude	float	13	1
5	time	float	14	1
6	u	float	16	1
7	v	float	16	1

Data Metadata Section
Variable Name (Dimension Name(s))	Variable Type	Attribute Name	Attribute Value
crs	int
		long_name	Coordinate Reference System
		grid_mapping_name	latitude_longitude
		epsg_code	EPSG:4326
		longitude_of_prime_meridian	0.0
		semi_major_axis	6378137.0
		inverse_flattening	298.257223563
		coverage_content_type	auxiliaryInformation
depth ( time )	float
		units	meters
		_FillValue	9999.9f
		long_name	Averaged Depth
		standard_name	depth
		coverage_content_type	coordinate
		positive	down
		data_min	49.35
		data_max	516.89
		C_format	%7.2f
		FORTRAN_format	F7.2
		observation_type	calculated
		comment	The depth averaged over each dive while the glider is underwater.
latitude ( time )	float
		_FillValue	9999.9f
		long_name	Depth-averaged Latitude
		standard_name	latitude
		units	degrees_north
		coverage_content_type	coordinate
		axis	Y
		grid_mapping	crs
		data_min	-1.9922
		data_max	1.9893
		valid_min	-90.
		valid_max	90.
		observation_type	calculated
		comment	The latitude of the calculated depth-averaged current for the profile.
longitude ( time )	float
		_FillValue	9999.9f
		long_name	Depth-averaged Longitude
		standard_name	longitude
		units	degrees_east
		coverage_content_type	coordinate
		axis	X
		grid_mapping	crs
		data_min	-95.0258
		data_max	-91.6266
		valid_min	-180.
		valid_max	180.
		observation_type	calculated
		comment	The longitude of the calculated depth-averaged current for the profile.
time ( time )	float
		units	days since 1900-01-01 00:00:00
		_FillValue	9999.9f
		long_name	Depth-averaged Time
		standard_name	time
		calendar	julian
		cf_role	trajectory_id
		coverage_content_type	coordinate
		axis	T
		data_min	42457.5955
		data_max	42569.3785
		C_format	%9.4f
		FORTRAN_format	F9.4
		observation_type	calculated
		comment	The time stamp of the calculated depth-averaged current for the profile.
u ( time )	float
		_FillValue	9999.9f
		long_name	Depth-averaged Eastward Sea Water Velocity
		standard_name	eastward_sea_water_velocity
		units	m s-1
		coverage_content_type	physicalMeasurement
		coordinates	time latitude longitude depth
		grid_mapping	crs
		cell_methods	time: point
		data_min	-0.2164
		data_max	0.1645
		valid_min	-5.
		valid_max	5.
		C_format	%7.4f
		FORTRAN_format	F7.4
		observation_type	calculated
		comment	The depth-averaged current is an estimate of the net current measured while the glider is underwater. The value is calculated over the entire underwater segment, which may consist of one or more dives.
v ( time )	float
		_FillValue	9999.9f
		long_name	Depth-averaged Northward Sea Water Velocity
		standard_name	northward_sea_water_velocity
		units	m s-1
		coverage_content_type	physicalMeasurement
		coordinates	time latitude longitude depth
		grid_mapping	crs
		cell_methods	time: point
		data_min	-0.2215
		data_max	0.1196
		valid_min	-5.
		valid_max	5.
		C_format	%7.4f
		FORTRAN_format	F7.4
		observation_type	calculated
		comment	The depth-averaged current is an estimate of the net current measured while the glider is underwater. The value is calculated over the entire underwater segment, which may consist of one or more dives.