Specify that accuracy is horizontal accuracy

Author: quicklywilliam

agency/README.md

@@ -251,7 +251,7 @@ A standard point of vehicle telemetry. References to latitude and longitude impl
 | `gps.altitude` | Double         | Required if Available | Altitude above mean sea level in meters                      |
 | `gps.heading`  | Double         | Required if Available | Degrees - clockwise starting at 0 degrees at true North      |
 | `gps.speed`    | Float          | Required if Available | Estimated speed in meters / sec as reported by the GPS chipset                                        |
-| `gps.accuracy` | Float          | Required if Available | Accuracy in meters                                           |
+| `gps.accuracy` | Float          | Required if Available | Horizontal accuracy, in meters                                           |
 | `gps.hdop`     | Float          | Required if Available | Horizontal GPS or GNSS accuracy value (see [hdop][hdop]) |
 | `gps.satellites` | Integer      | Required if Available | Number of GPS or GNSS satellites
 | `charge`       | Float          | Required if Applicable | Percent battery charge of vehicle, expressed between 0 and 1 |

general-information.md

@@ -87,7 +87,7 @@ represented as a GeoJSON [`Feature`][geojson-feature] object with a correspondin
 | `altitude` | Double         | Required if Available | Altitude above mean sea level in meters                      |
 | `heading`  | Double         | Required if Available | Degrees - clockwise starting at 0 degrees at true North      |
 | `speed`    | Float          | Required if Available | Estimated speed in meters / sec as reported by the GPS chipset                                         |
-| `accuracy` | Float          | Required if Available | Accuracy in meters                                           |
+| `accuracy` | Float          | Required if Available | Horizontal accuracy, in meters                                           |
 | `hdop`     | Float          | Required if Available | Horizontal GPS or GNSS accuracy value (see [hdop][hdop]) |
 | `satellites` | Integer      | Required if Available | Number of GPS or GNSS satellites