Courtesy of the David Vance SAPP process.

Dave Vance Named FamilyTreeDNA General Manager
www.jdvsite.com - The SAPP algorithm
0---Node# 763: Est. TMRCA: 8 generations or 224 years ago (1726 AD)
        1---N27729 James Kelly 1797-1895 Ireland: Map Unknown, 111 STRs FTDNA Known SNP: FGC4077 Est. TMRCA: recent. Kit is courtesy of the FTDNA Kelly Project.
        1---818803 James McConahae 1740-1779 Unknown Origin:  Big Y-700, 111 STRs FTDNA Known SNP: FGC4086 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).