Originally Posted by
MechEngr
That's even weirder. How can there be significantly different values for a fundamental measurement? Tiny fractions of a degree are one thing, but 2 degrees?
Your guess is as good as mine.
The link you supplied for
SKLM shows the
same latitude for both thresholds. If somebody can explain to me how two points with the same latitude and less than a mile apart can have a relative bearing other than due east/west (unless they're close to the N/S Poles) then I'd be extremely grateful.
Or just plug those provided threshold values into any GC calculator, such as
https://www.cactus2000.de/uk/unit/massgrk.shtml