NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: body not aligned with reflection in artificial horizon
From: David Cortes
Date: 2007 Nov 25, 13:45 -0800
From: David Cortes
Date: 2007 Nov 25, 13:45 -0800
The problem was poor adjustment of the sextant. I tried Thomas's suggestion of adjusting star-to-star, and it worked very well. Last night's moon shots were much, much better. Thanks, esp. to Thomas. On Nov 25, 2:10 pm, "Robert Eno"wrote: > Thomas, > > True to a point but you can also be out of alignment by a bit and still see > the reflection in the pan. > > In any event, I was grasping at straws on this one. David indicated that he > had already performed the necessary adjustments to his sextant. > > cheers > > Robert > > > > ----- Original Message ----- > From: "Thomas Kleemann" > To: > Sent: Sunday, November 25, 2007 1:07 PM > Subject: [NavList 4084] Re: body not aligned with reflection in artificial > > horizon > > > Robert Eno wrote: > > >> level. But you also indicated that this problem is occurring in a pan of > >> water which is self-levelling. Try shifting your position so that the > >> sun, > >> the pan of oil and you, are all in a straight line. > > > Excuse me for bouncing in. > > > In my understanding one can only see a reflection in the pan > > if already aligned. > > I'd bet on the horizon mirror adjustment. > > > David, you might try to check the index correction star-star; > > in the process you see, if there is the same misalignment. > > > Thomas. > > > -- > > I am no navigator, but an interested layman.- Hide quoted text - > > - Show quoted text - --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to NavList@fer3.com To , send email to NavList-@fer3.com -~----------~----~----~----~------~----~------~--~---