NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Computer generated Almanac
From: Fred Hebard
Date: 2003 Sep 9, 09:28 -0400
From: Fred Hebard
Date: 2003 Sep 9, 09:28 -0400
> Anyone providing an online almanac would, I suggest, be ill-advised to > recalculate, slavishly, all the detailed information in the NA. He > would do > better to use the interactive nature of the web to discover in which > part-of-the-world it was intended to be used, and for what period; then > download just a subset, only those bodies that would be usefully > visible > there over that period. The NA is laid out as it is, because it has to > be > all things to all seamen. > > George. > Well, if all your numbers came out the same as the NA, then how would you tell that your's was _not_ a copy of theirs, given the same layout? Likewise, if they came out differently, people would rightfully question the accuracy of your work! Fred
