GPS Status
The default Ownship icon is rendered as grey 
if there is no valid gps position fix available
and like this when a gps fix is available
The GPS status is also indicated all the way to the right along the top of the screen, unless this position is covered by the floating ToolBar. The GPS status is then found bottom left.
No GPS or Invalid GPS data.
Active/Valid GPS data, but not necessarily a valid position.
Active/Valid GPS data + GPS reporting 0 - 4 satellites, but not necessarily a valid position.
Active/Valid GPS data + GPS reporting 5 - 9 satellites
Active/Valid GPS data + GPS reporting 10+ satellites
The GPS status, including available satellites, is also available as an instrument on the DashBoard
if there is no valid gps position fix availableand like this when a gps fix is available
The GPS status is also indicated all the way to the right along the top of the screen, unless this position is covered by the floating ToolBar. The GPS status is then found bottom left.
No GPS or Invalid GPS data. Active/Valid GPS data, but not necessarily a valid position. Active/Valid GPS data + GPS reporting 0 - 4 satellites, but not necessarily a valid position. Active/Valid GPS data + GPS reporting 5 - 9 satellites Active/Valid GPS data + GPS reporting 10+ satellitesThe GPS status, including available satellites, is also available as an instrument on the DashBoard