Dataset Identification:

Resource Abstract:
This data set contains 15-min snow depth observations for two study sites on Grand Mesa, CO, USA, acquired as part of NASA's 2017 SnowEx campaign. The data were recorded using two arrays of Judd Communications Ultrasonic Depth Sensors, configured as a TLS K footprint on the west side of the mesa and a TLS N footprint in the east. The sensors were positioned to represent three primary vegetation conditions: open-canopy; canopy-edge; and closed-canopy. A total of 10 and 7 sensors recorded usable data at the west and east sites, respectively, from the beginning of the snow season in November 2016 through the end in June 2017.These data can be used for a variety of purposes, including: model forcing, calibration, and validation; evaluation of airborne and satellite remote sensing data; to analyze how vegetation affects snow accumulation and ablation.
Citation
Title SnowEx17 Time Series Sonic Snow Depth Measurement Array V001
publication  Date   2018-06-12
Edition 1
edition Date 2018-06-12
cited responsible party - principalInvestigator
individual Name Keith S Jennings
organisation Name  University of Colorado, Boulder
Contact information
Address
450 UCB, Boulder, CO, 80309 Country USA
electronic Mail Addresskeith.jennings@colorado.edu
Linkage for online resource
name
URL:http://nsidc.org
Description
cited responsible party - principalInvestigator
individual Name Theodore B Barnhart
organisation Name  University of Colorado, Boulder
Contact information
Address
,,,  Country
electronic Mail AddressTheodore.Barnhart@colorado.edu
Linkage for online resource
name
URL:http://nsidc.org
Description
cited responsible party - principalInvestigator
individual Name Noah P Molotch
organisation Name  University of Colorado, Boulder
Contact information
Address
,,,  Country
electronic Mail AddressNoah.Molotch@colorado.edu
Linkage for online resource
name
URL:http://nsidc.org
Description
cited responsible party - publisher
organisation Name  NASA National Snow and Ice Data Center Distributed Active Archive Center
Contact information
Address
, Boulder, Colorado,  Country USA
Linkage for online resource
name
URL:http://nsidc.org
Description
Topic Category:  imageryBaseMapsEarthCover,climatologyMeteorologyAtmosphere
Location keywords:
Continent > North America > United States Of America > Colorado
thesaurus name >
Title NASA / GCMD Location Keywords
revision  Date   2008-02-05
Theme keywords (theme):
EARTH SCIENCE > Cryosphere > Snow/Ice > Snow Depth
thesaurus name >
Title NASA / GCMD Science Keywords
revision  Date   2008-02-05
platform Keywords
In Situ Land-based Platforms > GROUND-BASED OBSERVATIONS
thesaurus name >
Title NASA / GCMD Platform Keywords
revision  Date   2016-06-10
instrument Keywords
ULTRASONIC DEPTH SENSOR > Judd Communications Ultrasonic Depth Sensor
thesaurus name >
Title NASA / GCMD Instrument Keywords
revision  Date   2016-06-01
project Keywords
SnowEx > SnowEx
thesaurus name >
Title NASA / GCMD Project Keywords
revision  Date   2008-01-24
Theme keywords (theme):
thesaurus name >
Title Realm > Hydrosphere
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Realm > Geosphere
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Equipment > Platform
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Organization > GOVERNMENT AGENCIES-U.S. FEDERAL AGENCIES
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Method > information processing
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Material > Biological Material
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Property > Measure
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Equipment > Sensor
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Virtual International Authority File (VIAF) Corporate Names
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Realm > Planetary Structure
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Activity > Observation
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
Theme keywords (theme):
thesaurus name >
Title Process > Atmospheric Process
publication  Date   2018-11-21
other Citation Details  Cinergi keyword enhanced.File generated at Wed Nov 21 22:55:16 UTC 2018
purpose:
Scientific Research
Resource language:  eng; usa
Character set encoding of resource:  UTF8
Resource progress code:  completed
Resource Maintenance Information
maintenance or update frequency:  asNeeded
update scope:  dataset
update scope:  series
update scope:  attribute
Constraints on resource usage:
Legal Constraints
Access Constraints  otherRestrictions
use constraint:  otherRestrictions
Other constraints
Access Constraints : none
Other constraints
Use Constraints : none
Resource extent
Extent description
SpatialCoverageType=HORIZONTAL, SpatialGranuleSpatialRepresentation=GEODETIC, TemporalRangeType=Continuous Range, TimeType=UTC
Geographic Extent
Geographic Bounding Box
westBoundLongitude  -108.0545976
eastBoundLongitude  -107.9335668
northBoundLatitude  39.03430447
southBoundLatitude  39.02755193
Temporal Extent
2016-10-12T00:00:00.000Z 2017-07-03T23:59:59.999Z
point of contact - pointOfContact
individual Name NSIDC User Services
organisation Name  National Snow and Ice Data Center
Contact information
Telephone
Voice 1 303 492 6199
Fax 1 303 492 2468
Address
CIRES, 449 UCBUniversity of Colorado, Boulder, CO, 80309-0449 Country USA
electronic Mail Addressnsidc@nsidc.org
Linkage for online resource
name
URL:http://nsidc.org
Description
point of contact - principalInvestigator
individual Name Keith S Jennings
organisation Name  University of Colorado, Boulder
Contact information
Address
450 UCB, Boulder, CO, 80309 Country USA
electronic Mail Addresskeith.jennings@colorado.edu
Linkage for online resource
name
URL:http://nsidc.org
Description
point of contact - principalInvestigator
individual Name Theodore B Barnhart
organisation Name  University of Colorado, Boulder
Contact information
Address
,,,  Country
electronic Mail AddressTheodore.Barnhart@colorado.edu
Linkage for online resource
name
URL:http://nsidc.org
Description
point of contact - principalInvestigator
individual Name Noah P Molotch
organisation Name  University of Colorado, Boulder
Contact information
Address
,,,  Country
electronic Mail AddressNoah.Molotch@colorado.edu
Linkage for online resource
name
URL:http://nsidc.org
Description
point of contact - custodian
individual Name NSIDC User Services
organisation Name  NASA National Snow and Ice Data Center Distributed Active Archive Center
Contact information
Telephone
Voice 1 303 492 6199
Fax 1 303 492 2468
Address
National Snow and Ice Data CenterCIRES, 449 UCBUniversity of Colorado, Boulder, CO, 80309-0449 Country USA
electronic Mail Addressnsidc@nsidc.org
Linkage for online resource
name
URL:http://nsidc.org/daac/index.html
Description
point of contact - distributor
individual Name NSIDC User Services
organisation Name  NASA National Snow and Ice Data Center Distributed Active Archive Center
Contact information
Telephone
Voice 1 303 492 6199
Fax 1 303 492 2468
Address
National Snow and Ice Data CenterCIRES, 449 UCBUniversity of Colorado, Boulder, CO, 80309-0449 Country USA
electronic Mail Addressnsidc@nsidc.org
Linkage for online resource
name
URL:http://nsidc.org/daac/index.html
Description
point of contact - processor
organisation Name  CU/INSTAAR
Contact information
Linkage for online resource
name
URL:http://nsidc.org
Description
point of contact - originator
organisation Name  CU/INSTAAR
Contact information
Linkage for online resource
name
URL:http://nsidc.org
Description
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Reference system information

Reference System Identifier
Identifier string: CARTESIAN
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Scope of quality information
scope level  series
Resource lineage description

Resource distribution information

Distributor
distributor contact - distributor
individual Name NSIDC User Services
organisation Name  NASA National Snow and Ice Data Center Distributed Active Archive Center
Contact information
Telephone
Voice 1 303 492 6199
Fax 1 303 492 2468
Address
National Snow and Ice Data CenterCIRES, 449 UCBUniversity of Colorado, Boulder, CO, 80309-0449 Country USA
electronic Mail Addressnsidc@nsidc.org
Linkage for online resource
name
URL:http://nsidc.org/daac/index.html
Description
Digital Transfer Options
Linkage for online resource
name HTTPS
URL:https://n5eil01u.ecs.nsidc.org/SNOWEX/SNEX17_SSD.001/
link function function
Description Direct download via HTTPS protocol.
Linkage for online resource
name Earthdata Search
URL:https://search.earthdata.nasa.gov/search/granules?p=C1527470986-NSIDC_ECS&m=36.8876953125!-105.85986328125!6!1!0!0%2C2&tl=1517952874!4!!&q=SNEX17_SSD&ok=SNEX17_SSD
link function function
Description NASA's newest search and order tool for subsetting, reprojecting, and reformatting data.
Linkage for online resource
name Documentation
URL:https://dx.doi.org/10.5067/5YJEYNLS1YK4
link function function
Description Documentation explaining the data and how it was processed.
Format
Format name Comma-Separated Values (.csv)
Format version
specification > HTTPS
Format
Format name JPEG
Format version
specification > HTTPS

Description of extensions to base metadata standard

ExtendedElementInformation
Elementname Metadata Create Date
definition Create Date
dataType  Date
domainValue 2018-06-12
parentEntity
rule
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Description of extensions to base metadata standard

ExtendedElementInformation
Elementname Metadata Update Date
definition Update Date
dataType  Date
domainValue 2018-08-08
parentEntity
rule
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Metadata data stamp:  2018-08-08
Metadata contact - custodian
individual Name NSIDC User Services
organisation Name  NASA National Snow and Ice Data Center Distributed Active Archive Center
Contact information
Telephone
Voice 1 303 492 6199
Fax 1 303 492 2468
Address
National Snow and Ice Data CenterCIRES, 449 UCBUniversity of Colorado, Boulder, CO, 80309-0449 Country USA
electronic Mail Addressnsidc@nsidc.org
Linkage for online resource
name
URL:http://nsidc.org/daac/index.html
Description
Metadata scope code  series
Metadata hierarchy level name:  SnowEx17 Time Series Sonic Snow Depth Measurement Array
Metadata language  eng; usa
Metadata character set encoding:   UTF8
Metadata standard for this record:  ISO 19115-2 Geographic Information 2009 Metadata
standard version:  ISO 19115-2:2009
Metadata record identifier:  SnowEx17 Time Series Sonic Snow Depth Measurement Array V001

Metadata record format is ISO19139-2 XML (MI_Metadata)