Jason Duncan

USA · 38 yrs · K=20 · Peak 2212 (Oct 2006)

Best performance: 2194 at 19th Annual Chicago Class — Master(Best of 2026)

World #=14122 live61#14,061 publishedUnited States #=445

OCT26 Rating

2116

Live Rating

2116.0

Change

0.0

Games Played

Rating History · Classical

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Classical games since the October list

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

	Last played	Score	TPR
	2026 Illinois Open - OpenSep 3 – Sep 7TPR 2141	4½/7	2141

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

9 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.

2026 Illinois Open - Open2141
Sep 2026Swissfederation source
#2 in 2026Score 4½/7Opp avg 2039Start 2109
19th Annual Chicago Class — Master2194
Jul 2026Swissfederation source
Best of 2026Score 3½/5Opp avg 2045Start 2096
35th Annual Chicago Open2125
May 2026Swisslichess
#3 in 2026Score 4/9Opp avg 2168Start 2090
The Atlantic City Open1991
Apr 2026Swisslichess
#4 in 2026Score 4/8Opp avg 1991Start 2116
2026 Tim Just Winter Open XLII - Major1868
Jan 2026Swissfederation source
#5 in 2026Score 2/4Opp avg 1868Start 2142
34th Annual King's Island Open - Major2178
Nov 2025Swissfederation source
Best of 2025Score 2½/5Opp avg 2178Start 2138
33rd Annual Midwest Class Championship - Premier2046
Oct 2025Swissfederation source
#3 in 2025Score 2½/5Opp avg 2046Start 2152
53rd Annual World Open1989
Jul 2025Swissfederation source
#4 in 2025Score 3½/9Opp avg 2069Start 2203
34th Annual Chicago Open2157
May 2025Swissfederation source
#2 in 2025Score 3½/7Opp avg 2157Start 2212

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