Courtesy of the David Vance SAPP process.

Dave Vance Named FamilyTreeDNA General Manager
www.jdvsite.com - The SAPP algorithm
0---Node# 748: FT246463>, FT245651 (est.1700AD)> Est. TMRCA: 4 generations or 112 years ago (1838 AD)
        1---IN130192 William Stewart, Scotland:  Big Y-700111 STRs FTDNA Known SNP: FT246463 Est. TMRCA: recent. Kit is courtesy of the FTDNA M222 Project.
        1---Node# 745: Est. TMRCA: 2 generations or 56 years ago (1894 AD)
                2---578043 James Stewart Dull 1705-1773 Perthshire, Scotland: Map Unknown111 STRs FTDNA Known SNP: FT245651 Est. TMRCA: recent. Kit is courtesy of the FTDNA AODH Project.
                2---288320 Andrew Stewart 1470-1513 Scotland: Map Unknown111 STRs FTDNA Known SNP: FGC4077 Est. TMRCA: recent. Kit is courtesy of the FTDNA M222 Project.
                2---942680 Charles Stewart 1782 Raphoe, Donegal, Ireland: Map Big Y-700111 STRs FTDNA Known SNP: FT246463 Est. TMRCA: recent. Kit is courtesy of the FTDNA AODH 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).