Thanks all those who made suggestions. Everything solved now. Used the GPS height from 60csx (cross referenced with my vista which had been running on the drive up to the Lakes) to calibrate the 60csx. Result one metre difference between start and finish.
Thanks all those who made suggestions. Everything solved now. Used the GPS height from 60csx (cross referenced with my vista which had been running on the drive up to the Lakes) to calibrate the 60csx. Result one metre difference between start and finish.
Thanks all those who made suggestions. Everything solved now. Used the GPS height from 60csx (cross referenced with my vista which had been running on the drive up to the Lakes) to calibrate the 60csx. Result one metre difference between start and finish.