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Element Description
Note: This page is a draft/ work in progress
The Project element describes the scientific endeavor(s) with which the collection is associated. Scientific endeavors include field campaigns, flight campaigns, projects, interdisciplinary science investigations, missions, scientific programs, etc. This element may also cover a long term project that continuously creates new data setsdatasets.
Best Practices
Project names are important for data search and discovery. In order to provide a consistent search experience, project Project names are controlled by GCMD vocabulary maintained in the Keyword Management System (KMS). This is especially important for faceted searches by project Project name in the Earthdata Search Client. A list of valid project Project keywords can be found here: https://gcmdservicesgcmd.gsfcearthdata.nasa.gov/statickms/kmsconcepts/projectsconcept_scheme/projects.?format=csv?
Providing a Project is optional, however, it is highly recommended that a Project be provided in the metadata if possible. If a data set dataset is associated with more than one Project, then multiple Projects may be listed. Project also includes the 'Campaign' sub-element in order to support multiple sub-campaigns under the same projectProject. The following sub-elements are used to describe Project:
ShortName: If the Project element is provided, then the Short Name field is required. The project short name Project Short Name must be selected from the 'Short_Name' column in the GCMD Project Keyword list. Project names are controlled to ensure ensure consistency when searching for data using keywords or via the Project faceted search.
LongName: Providing a project long name in optionalProject Long Name is optional, however, it is encouraged that a long name be provided if one exists in the GCMD Project Keyword list. Providing a project long name Project Long Name is encouraged because the associated project short name Project Short Name may be comprised of acronyms. Project long names Long Names should be selected from the Long_Name column in the keyword list.
Campaign: The Campaign sub-element can be used to list the names of smaller projects/campaigns which fall within the scope of the Project listed. If necessary, multiple Campaigns may be associated with a single Project.
StartDate: The start date Start Date should indicate the date that the Project began. Providing the Start Date is completely optional.
EndDate: The End Date should indicate the date that the Project ended/will end. For Projects that are still underway, the End Date may be in the future. Providing the End Date for the Project is completely optional.
Examples:
ShortName: ISLSCP II
LongName: International Satellite Land Surface Climatology Project II
Campaign: Carbon
Campaign: BOREAS
StartDate: 1986-01-01
EndDate: 1995-12-31
ShortName: MEaSUREs
LongName: Making Earth System Data Records for Use in Research Environments
Campaign: NVAP-M StartDate:
Element Specification
Providing a Project is optional. Multiple Project Projects may be provided if necessary (Cardinality 0..*)
Model | Element | Type |
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Constraints | Required? | Cardinality | Notes | |
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UMM-Common | Project/ShortName | String | 1 - 40 characters |
1 - 40 characters
KMS controlled
Yes, if applicable | 1 | Providing a Project is optional. If provided, the Short Name is required. |
UMM-Common | Project/LongName | String |
1 - 300 characters |
No | 0..1 | ||
UMM-Common | Project/Campaigns | String |
1 - 80 characters | No | 0..* | Multiple Campaigns may be listed under each Project. |
UMM-Common | Project/StartDate | dateTime |
n/a | No | 0..1 | ||
UMM-Common | Project/EndDate | dateTime | n/a |
No | 0..1 |
Metadata Validation and QA/QC
All metadata entering the CMR goes through the below process to ensure metadata quality requirements are met. All records undergo CMR validation before entering the system. The process of QA/QC is slightly different for NASA and non-NASA data providers. Non-NASA providers include interagency and international data providers and are referred to as the International Directory Network (IDN).
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ARC Automated Checks ARC uses the pyQuARC library for automated metadata checks. Please see the pyQuARC GitHub for more information. | ||||||||||
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Priority Categorization | Justification | This element is categorized as highest priority when:
| This element is categorized as medium priority when:
| This element is categorized as low priority when: | The element is provided, a correct valid value is used, and the valid value matches the status of the data set. |
Dialect Mappings
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DIF 10Providing a Project is optional. Multiple Projects may be provided if necessary (Cardinality 0..*)
Specification |
No | 0..1 | DIF 10 | /DIF/Temporal_Coverage/Date_Type | String |
DIF 10 | /DIF/Temporal_Coverage/Precision_Of_Seconds | Integer
The precision (position in number of places to right of decimal point) of seconds used in measurement. | DIF 10 | /DIF/Temporal_Coverage/Ends_At_Present_Flag | Boolean
Recommend providing a value of "true" for active data sets. | Choice of: (1) Single_DateTime If Single_DateTime is selected, the cardinality is 1..* | ||||||||||||||||||||||||||||||||||||||||||||
Model | Element | Type | Usable Valid Values | Required? | Cardinality | Notes | ||||||||||||||||||||||||||||||||||||||||||||||||||
DIF 10 | /DIF/Temporal_Coverage/Single_DateTime | Date dateTime Enumeration | unknown present unbounded future Not provided | Yes, if applicable | 1 | DateTime fields must be in date (YYY-MM-DD) or Date-Time (YYYY-MM-DDTHH:MM:SS) format. It is preferred that a date or dateTime be provided if known, rather than one of the enumeration values. For definitions of the enumeration values, please see the DIF schema. The enumeration "Not provided" should not be used by metadata providers. This value is used by translation software (to DIF 10) for required fields. | ||||||||||||||||||||||||||||||||||||||||||||||||||
Model | Element | Type | Usable Valid Values | Required? | Cardinality | Notes | ||||||||||||||||||||||||||||||||||||||||||||||||||
DIF 10 | /DIF/Temporal_Coverage/Range_DateTime/Beginning_Date_Time | Date dateTime Enumeration | unknown present unbounded future Not provided | Yes, if applicable | 1 | DateTime fields must be in date (YYY-MM-DD) or Date-Time (YYYY-MM-DDTHH:MM:SS) format. It is preferred that a date or dateTime be provided if known, rather than one of the enumeration values. For definitions of the enumeration values, please see the DIF schema. The enumeration "Not provided" should not be used by metadata providers. This value is used by translation software (to DIF 10) for required fields. | ||||||||||||||||||||||||||||||||||||||||||||||||||
DIF 10 | /DIF/Temporal_Coverage/Range_DateTime/Ending_Date_Time | Date dateTime Enumeration | unknown present unbounded future Not provided | No | 0..1 | DateTime fields must be in date (YYY-MM-DD) or Date-Time (YYYY-MM-DDTHH:MM:SS) format. It is preferred that a date or dateTime be provided if known, rather than one of the enumeration values. For definitions of the enumeration values, please see the DIF schema. The enumeration "Not provided" should not be used by metadata providers. This value is used by translation software (to DIF 10) for required fields. | ||||||||||||||||||||||||||||||||||||||||||||||||||
Model | Element | Type | Usable Valid Values | Constraints | Required? | Cardinality | Notes | DIF 10 | /DIF/Temporal_Coverage/Periodic_DateTime/Name | String | n/a | Yes, if applicable | 1 | Dates must comply with the ISO 8601 Standard. | DIF 10 | /DIF/Temporal_Coverage/Periodic_DateTime/Start_Date | Date dateTime Enumeration | unknown present unbounded future Not provided | Yes, if applicable | 1 | DateTime fields must be in date (YYY-MM-DD) or Date-Time (YYYY-MM-DDTHH:MM:SS) format. It is preferred that a date or dateTime be provided if known, rather than one of the enumeration values. For definitions of the enumeration values, please see the DIF schema. The enumeration "Not provided" should not be used by metadata providers. This value is used by translation software (to DIF 10) for required fields. | DIF 10 | /DIF/Temporal_Coverage/Periodic_DateTime/End_Date | Date dateTime Enumeration | unknown present unbounded future Not provided | Yes, if applicable | 1 | DateTime fields must be in date (YYY-MM-DD) or Date-Time (YYYY-MM-DDTHH:MM:SS) format. It is preferred that a date or dateTime be provided if known, rather than one of the enumeration values. For definitions of the enumeration values, please see the DIF schema. The enumeration "Not provided" should not be used by metadata providers. This value is used by translation software (to DIF 10) for required fields. |
Example Mapping
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ECHO 10Providing a Campaign is optional. Multiple Campaigns may be provided if necessary (Cardinality 0..*)
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ISO 19115-2 MENDSProviding a Project is optional. Multiple Projects may be provided if necessary (Cardinality 0..*)
| DIF 10 | /DIF/Temporal_Coverage/Periodic_DateTime/Duration_Unit | Enumeration | DAY MONTH YEAR | Yes, if applicable | 1 | DIF 10 | /DIF/Temporal_Coverage/Periodic_DateTime/Duration_Value | Integer | n/a | Yes, if applicable | 1 | DIF 10 | /DIF/Temporal_Coverage/Periodic_DateTime/Period_Cycle_Duration_Unit | Enumeration | DAY MONTH YEAR | Yes, if applicable | 1 | DIF 10 | /DIF/Temporal_Coverage/Periodic_DateTime/Period_Cycle_Duration_Value | Integer | n/a | Yes, if applicable | 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
DIF 10 | Translation Direction | UMM | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
DAY | ↔ | DAY | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
MONTH | ↔ | MONTH | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
YEAR | ↔ | YEAR | unknown | → | present | unbounded | future | Not provided
Example Mapping
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title | ECHO 10 |
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ECHO 10
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ISO 19115-2 SMAPProviding a Project is optional. Multiple Projects may be provided if necessary (Cardinality 0..*)
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Specification | Path | Type | Constraints | Required in ECHO10? | Cardinality | Notes | |||||||||||||||
ECHO 10 | /Collection/Temporal/TimeType | String | 1 - 80 characters | No | 0..1 | The time system which the values found in temporal subclasses. For example: | |||||||||||||||
ECHO 10 | /Collection/Temporal/DateType | String | 1 - 80 characters | No | 0..1 | The type of date represented by the value in the date attributes of the temporal subclasses. For example: | |||||||||||||||
ECHO 10 | /Collection/Temporal/TemporalRangeType | String | 1 - 80 characters | No | 0..1 | Tells the system how temporal coverage is | |||||||||||||||
ECHO 10 | /Collection/Temporal/PrecisionOfSeconds | Integer | n/a | No | 0..1 | The precision (position in number of | |||||||||||||||
ECHO 10 | /Collection/Temporal/EndsAtPresentFlag | Boolean | n/a | No | 0..1 | It is recommended that a value of "true" be provided for active data sets. | |||||||||||||||
Specification | Path | Type | Constraints | Required in ECHO10? | Cardinality | Notes | |||||||||||||||
ECHO 10 | /Collection/Temporal/SingleDateTime | dateTime | n/a | Yes, if applicable | 0..1 | ||||||||||||||||
Specification | Path | Type | Constraints | Required in ECHO10? | Cardinality | Notes | ECHO 10 | /Collection/Temporal/RangeDateTime/BeginningDateTime | dateTime | n/a | Yes, if applicable | 1 | |||||||||
ECHO 10 | /Collection/Temporal/RangeDateTime/EndingDateTime | dateTime | n/a | No | 0..1 | An EndingDateTime must be provided if the collection is complete. No EndingDateTime is necessary if the collection is active. | |||||||||||||||
Specification | Path | Type | Usable Valid Values | Constraints | Required in ECHO10? | Cardinality | Notes | ECHO 10 | /Collection/Temporal/PeriodicDateTime/Name | String | n/a | 1 - 30 characters | Yes, if applicable | 1 | ECHO 10 | /Collection/Temporal/PeriodicDateTime/StartDate | dateTime | n/a | n/a | Yes, if applicable | 1 | ECHO 10 | /Collection/Temporal/PeriodicDateTime/EndDate | dateTime | n/a | n/a | Yes, if applicable | 1 | ECHO 10 | /Collection/Temporal/PeriodicDateTime/DurationUnit | Enumeration | DAY MONTH YEAR | n/a | Yes, if applicable | 1 | ECHO 10 | /Collection/Temporal/PeriodicDateTime/DurationValue | Integer | n/a | n/a | Yes, if applicable | 1 | ECHO 10 | /Collection/Temporal/PeriodicDateTime/PeriodCycleDurationUnit | Enumeration | DAY MONTH YEAR | n/a | Yes, if applicable | 1 | ECHO 10 | /Collection/Temporal/PeriodicDateTime/PeriodCycleDurationValue | Integer | n/a | n/a | Yes, if applicable | 1 |
ECHO 10 | Translation Direction | UMM | |||||||||||||||||||
DAY | ↔ | DAY | |||||||||||||||||||
MONTH | ↔ | MONTH | |||||||||||||||||||
YEAR | ↔ | YEAR |
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title | ISO 19115-2 MENDS |
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ISO 19115-2 MENDS
Enumeration/Code List Mapping
Translation
Direction
NOT APPLICABLE
a string is used instead
of the defined codes.
The codeList=”” and
codeListValue = “”
Example Mapping
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title | ISO 19115-2 SMAP |
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ISO 19115-2 SMAP
/gmd:DS_Series/gmd:seriesMetadata/gmi:MI_Metadata/ |
gmi: |
acquisitionInformation/ |
gmi: |
MI_ |
AcquisitionInformation/ |
gmi: |
operation/ |
gmi: |
Enumeration/Code List Mapping
Translation
Direction
NOT APPLICABLE
a string is used instead
of the defined codes.
The codeList=”” and
codeListValue = “”
Example Mapping
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UMM Migration
Translation
Direction
Future Mappings
title | ISO 19115-1 |
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ISO 19115-1
/mdb:MI_Metadata/mdb:identificationInfo/mri:MD_DataIdentification/mri:status/mri:MD_ProgressCode
with codeList and codeListValue attributes
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UMM Migration
None
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Future Mappings
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History
UMM Versioning
Version | Date | What Changed |
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1.15.5 | 12/3/2020 | The description of this element now includes text about the controlled vocabulary for project names coming from KMS. |
1.15.4 | 9/18/2020 | No changes were made for Project during the transition from version 1.15.3 to 1.15.4 |
1.15.3 | 7/1/2020 | No changes were made for Project during the transition from version 1.15.2 to 1.15.3 |
1.15.2 | 5/20/2020 | No changes were made for Project during the transition from version 1.15.1 to 1.15.2 |
1.15.1 | 3/25/2020 | No changes were made for Project during the transition from version 1.15.0 to 1.15.1 |
1.15.0 | 2/26/2020 | No changes were made for Project during the transition from version 1.14.0 to 1.15.0 |
1.14.0 | 10/21/2019 | No changes were made for Project during the transition from version 1.13.0 to 1.14.0 |
1.13.0 | 04/11/2019 | No changes were made for Project during the transition from version 1.12.0 to 1.13.0 |
1.12.0 | 01/22/2019 | No changes were made for Project during the transition from version 1.11.0 to 1.12.0. |
1.11.0 | 11/28/2018 | No changes were made for Project during the transition from version 1.10.0 to 1.11.0. |
1.10.0 | 05/02/2018 | No changes were made for Project during the transition from version 1.9.0 to 1.10.0. |
History
UMM Versioning
Version | Date | What Changed |
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1.10.0 | Changes would be tracked here | 1.9.0
ARC Documentation
Version | Date | What Changed | Author |
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1.0 | 808/1724/182018 | Recommendations/priority matrix transferred from internal ARC documentation to wiki space |