I just found this...
http://discoveryourfamily.weebly.com/1/post/2012/02/y-dna-charts.html
The Y test at 23andMe does SNPs instead of STRs-- those markers we're
accustomed to seeing. The advantage of the SNPs is that they are very slow
mutating, which means they're good for *deep* ancestry.
The 23andMe results will be a new world for me.
-Michael
> Somewhat related: I just checked in on the R1a1a Project that I joined
> a few months
> ago on FTDA and where I was previously lumped in with "Nordic results
> ready for
> classification" I am now found under "Scandinavian I Branch, Probably
> L448+ (need
> Y67 markers and/or L448 test)" Not really sure what all THAT means but
> about half
> of the ancestors listed had origins in Norway, which fits the glove, so
> to speak.
>
> Jim
>
> On 2/14/2013 11:45 AM, Michael Cooley wrote:
>> I received notification from 23andMe today that they have my sample.
>>
>> Here's an interesting chart from one pf FTDA's websites regarding the
>> accuracy of predictions for autosomol testing:
>>
>> http://www.familytreedna.com/faq/answers/default.aspx?faqid=17#628
>>
>> Accuracy for 4th-cousin predictions drops to 50/50. (Fourth cousins
>> share
>> a set of great-great-great-grandparents--six generations back. FYI, I'm
>> nine generations removed from John.)
>>
>> BTW, the first 12-marker results for the Abraham and Reuben Ransom
>> Cooley
>> testers are expected for 3/6.
>>
>> -Michael
>>
>>> I'm in - just ordered my kit on 23andme.
>> --
>> <a href="http://newsummer.com/distlist">distlist 0.9</a>
>> See http://ancestraldata.com/listarchive/johncooleylist/ for list
>> information.
>>
>
> --
> <a href="http://newsummer.com/distlist">distlist 0.9</a>
> See http://ancestraldata.com/listarchive/johncooleylist/ for list
> information.
>
--
Second VP, the Cooley Family Association of America
President, the Genealogy Club of Humboldt State University
Administrator, the Eldridge Family DNA Project
Administrator, the Ashenhurst Family DNA Project (in the works)
Administrator, the alt-McDowell DNA Project
Co-Administrator, the Cooley Family DNA Project
Instructor "Genealogy and Family History," the Osher Lifelong Learning
Institute (OLLI)
Received on Sat Feb 16 2013 - 23:45:31 MST