I do believe that. A very good friend of my father still uses his when they go sailing!
On 26/09/13 11:22 AM, Anthony Smith wrote: > Believe it or not, in the late 90's I had a sextant in a case under my desk. > It was standard issue for a certain large maritime patrol aircraft. We were > in the process of upgrading the aircraft to include GPS. I needed the > sextant to as a reference to calculate the change in weight and balance. > > Presumably the Navigators on board were still being trained to use it up to > that time. There was a special mount in the roof of the fuselage to attach > it to for use. > > True! > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of DMcD > Sent: Thursday, 26 September 2013 3:35 PM > To: Discussion of issues relating to Soaring in Australia. > Subject: Re: [Aus-soaring] bohli compass for sale > > The compass rule reminds me of the offshore yacht racing rules which > required a sextant as an emergency backup for GPS or Satnav. > > Apart from almost nobody being able to use a sextant or being able to use it > on the deck of a small boat in a sea or being able to do the calculations to > fix your position some half an hour earlier, the chances were that there was > complete overcast during the event, especially if it was anywhere near > Victoria or Tasmania. > > Finally, they agreed that one could have a second (battery powered?) GPS as > backup for the main one. I can remember that my first Garmin would take so > long to get a fix when first switched on that the rechargeable batteries > would run out of electricity before you got a fix. > > So there was no substitute for keeping a running fix on a chart. And you can > steer a yacht with a compass much better than a sailplane, especially at > night. > > D > _______________________________________________ > Aus-soaring mailing list > [email protected] > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring > > _______________________________________________ > Aus-soaring mailing list > [email protected] > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring _______________________________________________ Aus-soaring mailing list [email protected] To check or change subscription details, visit: http://lists.internode.on.net/mailman/listinfo/aus-soaring
