diff --git a/README.md b/README.md index 60d9134..4771709 100644 --- a/README.md +++ b/README.md @@ -34,7 +34,6 @@ The fields in the table below can be used in these parts of STAC documents: | ----------------- | ------------------------------ | ------------------------------------------------------------------------------------------------------------------------------ | | eq:magnitude | \[number] | **REQUIRED**. The magnitude for the event. See also magnitude_type. | | eq:magnitude_type | string | The type of magnitude. Default to `mww`. | -| eq:places | \[string] | The list of places referencing locations in relation with the event | | eq:felt | number | The number of felt reports. | | eq:status | string | Indicates whether the event has been reviewed by a human. Possible value: `automatic`, `reviewed`, `deleted` | | eq:tsunami | boolean | This flag is set to `true` for large events in oceanic regions and `false` otherwise. | @@ -48,13 +47,6 @@ The fields in the table below can be used in these parts of STAC documents: The `eq:magnitude_type` field is a string that describes the type of magnitude. The default value is `mww` (moment magnitude). The complete list of possible values is available [here](https://www.usgs.gov/programs/earthquake-hazards/magnitude-types). -#### eq:places - -The `eq:places` field is a list of strings that reference locations in relation with the event. -It is recommended to use [GeoNames](http://www.geonames.org/) dataset to reference populated places that are in close proximity to a seismic event. -If there is no nearby city within 300 kilometers (or if the nearby cities database is unavailable for some reason), -the [Flinn-Engdahl (F-E)](https://www.isc.ac.uk/standards/FEregions/) seismic and geographical regionalization scheme is used. - #### eq:sources The `eq:sources` field is an object that contains information about the sources that contributed to the event. @@ -81,6 +73,14 @@ The following table list the catalogs that are currently identified: | `EMSC` | [European-Mediterranean Seismological Centre](https://www.emsc-csem.org/) | | `FDSN` | [International Federation of Digital Seismograph Networks](https://www.fdsn.org/) | +#### keywords + +The [`keywords`](https://github.com/radiantearth/stac-spec/blob/master/commons/common-metadata.md#basics) field should be used to store +the list of strings that reference locations in relation with the event. +It is recommended to use [GeoNames](http://www.geonames.org/) dataset to reference populated places that are in close proximity to a seismic event. +If there is no nearby city within 300 kilometers (or if the nearby cities database is unavailable for some reason), +the [Flinn-Engdahl (F-E)](https://www.isc.ac.uk/standards/FEregions/) seismic and geographical regionalization scheme is used. + ## Mappings with existing catalogs ### USGS Earthquake GeoJSON Summary Feed @@ -95,7 +95,7 @@ The following table gives the mapping between the fields in the | [magType](https://earthquake.usgs.gov/data/comcat/index.php#magType) | `eq:magnitude_type` | The type of magnitude. | | [time](https://earthquake.usgs.gov/data/comcat/index.php#time) | `datetime` | The time of the event converted from milliseconds since the epoch to ISO8601 | | [updated](https://earthquake.usgs.gov/data/comcat/index.php#updated) | `updated` | The time when the event was last converted transformed to ISO8601 | -| [place](https://earthquake.usgs.gov/data/comcat/index.php#place) | `eq:places` | The list of places referencing locations in relation with the event | +| [place](https://earthquake.usgs.gov/data/comcat/index.php#place) | `keywords` | The list of places referencing locations in relation with the event | | [url](https://earthquake.usgs.gov/data/comcat/index.php#url) | `links` | The URL to the event page on the USGS website. The link must have the relationship `related` and the mime-type `text/html` | | [detail](https://earthquake.usgs.gov/data/comcat/index.php#detail) | `links` | The URL to the event detail page on the USGS website. The link must have the relationship `related` and the mime-type `application/json` | | [felt](https://earthquake.usgs.gov/data/comcat/index.php#felt) | `eq:felt` | The number of felt reports. | diff --git a/examples/item.json b/examples/item.json index 95dd458..709eaee 100644 --- a/examples/item.json +++ b/examples/item.json @@ -27,7 +27,7 @@ "eq:magnitude": 7.8, "eq:magnitude_type": "mww", "eq:depth": 10, - "eq:places": [ + "keywords": [ "Pazarcik", "Kahramanmaras" ], diff --git a/json-schema/schema.json b/json-schema/schema.json index 0012cd1..1ce980d 100644 --- a/json-schema/schema.json +++ b/json-schema/schema.json @@ -108,13 +108,6 @@ "mh" ] }, - "eq:places": { - "title": "Places", - "type": "array", - "items": { - "type": "string" - } - }, "eq:felt": { "title": "Number of felt reports", "type": "integer"