Santhosh Ayyappan

USA · 12 yrs · K=40 · Peak 2089 (Jan 2026)

Best performance: 2252 at 56th Annual National Chess Congress - Premier(Best of 2025)

World #=29474 live129#29,345 publishedUnited States #=833

OCT26 Rating

1990

Live Rating

1990.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

	Last played	Score	TPR
	92nd Southwest Open — ChampionshipSep 4 – Sep 7TPR 1936	4/7	1936

The live rating moves only when new rated games are played. Until then it matches the published rating.

Event timeline · Classical

50 events

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

92nd Southwest Open — Championship1936
Sep 2026Swissfederation source
#4 in 2026Score 4/7Opp avg 1886Start 2015
2026 Austin Summer Open — Championship2135
Aug 2026Swissfederation source
#2 in 2026Score 4/5Opp avg 1895Start 1994
54th Annual World Open — Open1957
Jul 2026Swissfederation source
#3 in 2026Score 4/9Opp avg 2000Start 2028
58th annual Liberty Bell Open - Major2151
Jan 2026Swissfederation source
Best of 2026Score 4/6Opp avg 2026Start 2089
2026 Marshall Premier FIDE | January1681
Jan 2026Swisslichess
#5 in 2026Score 1/4Opp avg 1874Start 2089
109th Edward Lasker Memorial - Marshall Chess Club Championship2090
Dec 2025Swissfederation source
#8 in 2025Score 3½/6Opp avg 2033Start 2001
56th Annual National Chess Congress - Premier2252
Nov 2025Swissfederation source
Best of 2025Score 4/6Opp avg 2127Start 2010
2025 November Marshall Premier FIDE - Open1987
Nov 2025Swissfederation source
#10 in 2025Score 2½/5Opp avg 1987Start 2010
29th Annual Eastern Chess Congress - Premier1885
Oct 2025Swissfederation source
#13 in 2025Score 2/5Opp avg 1957Start 2030
2025 October Marshall Premier FIDE - Open2164
Oct 2025Swissfederation source
#3 in 2025Score 2½/5Opp avg 2164Start 2030
2025 September Marshall Premier FIDE - Open2191
Sep 2025Swissfederation source
#2 in 2025Score 3½/5Opp avg 2042Start 1983
2025 North American Youth Chess Ch. - Open U121928
Aug 2025Swissfederation source
#12 in 2025Score 5½/9Opp avg 1848Start 2004
12th Annual Washington International - Championship2100
Aug 2025Swissfederation source
#6 in 2025Score 4/9Opp avg 2143Start 2004
2025 U.S. Junior Open Championship1824
Jul 2025Swissfederation source
#14 in 2025Score 3½/6Opp avg 1767Start 2070
World B-12 (Stage 2) Cup 2025—(2)
Jul 2025Swissfederation source
Score ½/2Opp avg 1931Start 2070
World B-12 (Stage 1, Group-B) Cup 20251962
Jun 2025Swissfederation source
#11 in 2025Score 4/7Opp avg 1962Start 2070
2025 May Marshall Premier FIDE - Open2054
May 2025Swissfederation source
#9 in 2025Score 3/5Opp avg 1982Start 2074
The Princeton Open2111
Apr 2025Swissfederation source
#5 in 2025Score 4/9Opp avg 2154Start 2062
2025 March Marshall Premier FIDE - Open2156
Mar 2025Swissfederation source
#4 in 2025Score 3/4Opp avg 1963Start 2039
2025 January Marshall Premier FIDE - Open2093
Jan 2025Swissfederation source
#7 in 2025Score 3/5Opp avg 2021Start 2019
49th Annual Eastern Open - Premier1923
Dec 2024Swissfederation source
#16 in 2024Score 4/8Opp avg 1923Start 2006
108th Edward Lasker Memorial - Marshall CC Championship1845
Dec 2024Swissfederation source
#18 in 2024Score ½/3Opp avg 2118Start 2006
2024 December Marshall Premier FIDE - Open2154
Dec 2024Swissfederation source
#3 in 2024Score 2½/4Opp avg 2059Start 2006
55th Annual National Chess Congress - Premier2135
Nov – Dec 2024Swissfederation source
#5 in 2024Score 3½/6Opp avg 2078Start 1999
2024 November Marshall Premier FIDE - Open2021
Nov 2024Swissfederation source
#9 in 2024Score 3/5Opp avg 1949Start 1999

Rated near Santhosh Ayyappan · Classical

World

#=29474Bruno Fauci1990.0
#=29474Pranav Shankar1990.0
#=29474Santhosh Ayyappan1990.0
#=29474Abolfazl Fathi Peyman1990.0
#=29474Petr Tomanek1990.0

United States

#=833Leo Creger1990.0
#=833Pranav Shankar1990.0
#=833Santhosh Ayyappan1990.0
#=833Theodore Bernstein1990.0
#838Mark DeDona1989.2

Live ratings projected from the OCT26 published list · Not affiliated with FIDE