JonnyMcA Wrote:
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..

> So the AD 774/5 Miyake event did happen, and is
> recorded in global tree rings (in both
> hemispheres).

Thanks for making this clear! I'd got horribly confused, as I'm sure everyone else realised ...

What is of significance is that
> this event is showing an issue with the IntCal13
> and prior iterations of the calibration curves.
> Whether this is a systematic issue still needs to
> be seen, and the way to find out is by achieving
> the ultimate goal to have a single year
> measurement for every point in future calibration
> curves, which should not only detect other Miyake
> like events, but should also make the radiocarbon
> calibration method more accurate, and has teh
> potential to imporve our chronological
> understanding of archaeological sites and/or
> events.

So we should put single year measurement for every point in future calibration curves top of our Christmas list from now on ...

Hermione
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