Genetic Distance to Generations Calculation for Y-STR DNA tests
To be clear how to read the chart, say you took a 67-marker test and matched with someone at 64/67 markers, then you would look at the 67-marker row, go across to a genetic distance of 3 (because 67 …
How far back is a mtDNA match of genetic distance 2 likely to be?
On FamilyTreeDNA, for haplogroup H1, my closest matches are all genetic distance of 2 for HVR1, HVR2, CODING REGIONS. I don't see any tool to predict the number of generations like we have for …
Calculating Genetic Distance - Genealogy & Family History Stack …
Oct 20, 2021 · Is the Genetic Distance between two Y-DNA STR test results simply the number of str values that do not match? For example, if two people have the exact same values for all STR values …
What is considered a strong match on a Big-Y DNA test?
Family Tree DNA's Big-Y match page does not currently have a genetic distance. Y-Full, very their close and distance match criteria as: "Close matches" are defined as matches with a genetic distance of …
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Nov 1, 2025 · Q&A for expert genealogists and people interested in genealogy or family history
dna - Are there general notions of distance between individuals in a ...
The terminology Nth cousin Mth removed is common, but I was wondering if there are other notions of "distance" on genealogies? For example looking at the Cousin tree (with genetic kinship) chart at the …
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Feb 19, 2026 · Is the Genetic Distance between two Y-DNA STR test results simply the number of str values that do not match? For example, if two people have the exact same values for all STR values …
y dna - Genetic distance, different surnames - Genealogy & Family ...
May 6, 2024 · 0 I see that in talking about genetic distance between two Y-DNA, STR test results frequently use the phrase "having the same surname", or some similar phrase. Why? "Illegitimate" …
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How far back is a mtDNA match of genetic distance 2 likely to be? On FamilyTreeDNA, for haplogroup H1, my closest matches are all genetic distance of 2 for HVR1, HVR2, CODING REGIONS.
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How far back is a mtDNA match of genetic distance 2 likely to be? Mitochondrial DNA mutates very slowly. Like on the order of one mutation in a thousand or so years. FamilyTreeDNA have published …