Courtesy of the David Vance SAPP process.

Dave Vance Named FamilyTreeDNA General Manager
www.jdvsite.com - The SAPP algorithm
0---Node# 979: Est. TMRCA: 44 generations or 1232 years ago (718 AD)
        1---575901 Hugh Dummagen 1793 Down, Ireland: Map Big Y-700, 111 STRs FTDNA Known SNP: FGC12936 Est. TMRCA: recent. Kit is courtesy of the FTDNA M222 Project.
        1---Node# 809: Est. TMRCA: 20 generations or 560 years ago (1390 AD)
                2---231627 Patt Kelly 1831 Mayo, Ireland: Map Unknown, 67 STRs FTDNA Known SNP: M269 Est. TMRCA: recent. Kit is courtesy of the FTDNA Ireland Project.
                2---311324 Hugh Gordon 1733-1834 Scotland: Map Unknown, 67 STRs FTDNA Known SNP: M222 Est. TMRCA: recent. Kit is courtesy of the FTDNA M222 Project.

Note: Dates are measured from the epoch which is 1950 and age estimates vary by 15% to 20%. The few red colored ages (on the SNPs) and the green age at the top is Family Tree DNA's eatimate for the SNP itself. The green in-line ages are the SAPP estimate for the kits being analyzed (not the SNP).