Courtesy of the David Vance SAPP process.

Dave Vance Named FamilyTreeDNA General Manager
www.jdvsite.com - The SAPP algorithm
0---Node# 980: Est. TMRCA: 23 generations or 644 years ago (1306 AD)
        1---B801709 John Shanks 1759-1863 Scotland: Map Unknown, 111 STRs FTDNA Known SNP: S679 Est. TMRCA: recent. Kit is courtesy of the FTDNA Mitchell Project.
        1---402720 Andrew Burns 1780-1857 Ireland: Map Unknown, 67 STRs FTDNA Known SNP: M269 Est. TMRCA: recent. Kit is courtesy of the FTDNA Burns 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).