Courtesy of the David Vance SAPP process.

Dave Vance Named FamilyTreeDNA General Manager
www.jdvsite.com - The SAPP algorithm
0---Node# 679: <BY93521 (est.1900AD) Est. TMRCA: 6 generations or 168 years ago (1782 AD)
        1---38730 Patrick Beirne 1828, Frenchpark, Roscommon, Ireland: Map Big Y-700111 STRs FTDNA Known SNP: BY93521 BY93521 (est.1900AD)> Est. TMRCA: recent. Kit is courtesy of the FTDNA Burns Project.
        1---754590 Burns Unknown Origin:  FGC29480111 STRs FTDNA Known SNP: FGC29480 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).