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Level

Name

Description

Value(s)

Example

1

scope

Scope

Scope of topic hierarchy (fixed to WIS2)

wis2

wis2

2

resource-type

Resource type

Type of resource being identified

  • data

  • discovery-metadata

  • monitoring-report

data

3

data-policy

Data Policy

WMO Unified Data Policy category, provides distinction in access control/permissions

  • core

  • recommended

  • other

core

4

data-type

Data Type

Top level data type

  • observations

  • nwp

observations

...

wis2.data.other.observations

...

wis2.monitoring-report.gts

Data Type Hierarchies

Level 3 Data Type hierarchies vary significantly across data types (e.g. different for observations and NWP), and will be built gradually following the requirements of WMO domains.

Each WMO domain will also define filename conventions (basename, extension)

Observation Data Type

Level

Name

Description

Value(s)

Example

1

category

Category

Data category

  • observations

observations

2

country

Country

ISO 3166-2 code of country

https://en.wikipedia.org/wiki/ISO_3166-2

ca

3

2

station-type

Station type

Station/platform type

WMDR FacilityType

landFixed

4

3

message-type

Message type

The type of message sent by the observation station

?

?

  • surface

  • upperAir

  • aircraft

landFixed.surface

airMobile.aircraft

Examples:

wis2.data.core.observations.ca.landFixed.??surface

wis2.data.core.observations.gr.landMobile.??

wis2.data.core.observations.it.seaFixed.??

wis2.monitoring-reports.wis2.observations.de.??

Alternative Proposal

This alternative proposal has the country code and center name higher up in the hierarchie. Could be extended with data policy

...

This is the current output of the TT-Protocols team

https://github.com/wmo-im/GTStoWIS2

View file
nameTTAAii-CCCC.json

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Shall we make a topic structure directly with GTS headers (T/T/A/A/ii/CCCC )?

Related discussions