Specify units of lat, lon, and elev in `position` object
Is:
position: {lat: xxx, lon: xxx, elev: xxx}
Should be:
position: {lat.deg: xxx, lon.deg: xxx, elev.m: xxx}
Is:
position: {lat: xxx, lon: xxx, elev: xxx}
Should be:
position: {lat.deg: xxx, lon.deg: xxx, elev.m: xxx}