Courtesy of the David Vance SAPP process.

Dave Vance Named FamilyTreeDNA General Manager
www.jdvsite.com - The SAPP algorithm
0---Node# 900: Est. TMRCA: 31 generations or 868 years ago (1082 AD)
        1---989455 John Kennedy 1735-1802 Unknown Origin:  Big Y-700, 111 STRs FTDNA Known SNP: FTA79270 FTA79270> Est. TMRCA: recent. Kit is courtesy of the FTDNA M222 Project.
        1---461829 James Kelly 1825 Ireland: Map Family Finder, 111 STRs FTDNA Known SNP: FGC4077 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).