msg.payload.speedOverGround - chrisadie/node-red-contrib-ais-decoder GitHub Wiki
| Name | msg.payload.speedOverGround |
| Type | Number |
| Text version | Not available |
| Valid message types | 1 2 3 9 18 19 27 |
| Always present | No |
| Description | Speed in knots (resolution 0.1 knots, or 1 knot for message types 9 and 27). |