NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Angular Distance Between Stars
From: Alexandre Eremenko
Date: 2012 Sep 14, 13:54 -0400
From: Alexandre Eremenko
Date: 2012 Sep 14, 13:54 -0400
Greg, It is the same formula that is used for the Lunar distances to compensate for refraction. It can be found in Chauvenet, or in any other Lunar distance manual. Alex. On Fri, 14 Sep 2012, Greg Rudzinski wrote: > > What is the best on-line calculator for figuring the angular distance between stars ? > > This on line calculator uses right ascension (hours, minutes, seconds) and declination (degrees, minute, seconds) and is not a good match for the Nautical Almanac which lists stars by sidereal hour angle and declination. An online calculator that uses sidereal hour angle and declination would be a better match to the Nautical Almanac. > > http://celestialwonders.com/tools/starAngleCalc.html > > > Greg Rudzinski > ---------------------------------------------------------------- > NavList message boards and member settings: www.fer3.com/NavList > Members may optionally receive posts by email. > To cancel email delivery, send a message to NoMail[at]fer3.com > ---------------------------------------------------------------- > > > > > : http://fer3.com/arc/m2.aspx?i=120582 > > >