John Vaughan

USA · 59 yrs · K=40 · Peak 2123 (By Sep 2009)

Best performance: 2220 at Westford October Open(Best of 2018)

World #=38062 live1005#37,057 publishedUnited States #=1047

OCT26 Rating

1949

Live Rating

1949.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Official classical rating by month

Classical games since the October list

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

	Last played	Score	TPR
	56th Annual Continental Open — Under 2100Aug 13 – Aug 16TPR 1625	2½/6	1625

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

8 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.

56th Annual Continental Open — Under 21001625
Aug 2026Swissfederation source
Best of 2026Score 2½/6Opp avg 1625Start 2032
84th New England Open Championship1723
Aug – Sep 2025Swissfederation source
Best of 2025Score 2½/6Opp avg 1872Start 2122
Westford October Open2220
Oct 2018Swissfederation source
Best of 2018Score 3/4Opp avg 1947Start 2106
76th New England Open - U2000—(1)
Sep 2016Swissfederation source
Score 4/6Opp avg 1464Start 2123
40th Annual World Amateur Team & US Tean East—(0)
Feb 2010Teamfederation source
Score 0/1Start 2123
37th Annual World Open - Open Section2213
Jun – Jul 2009Swissfederation source
Best of 2009Score 3/9Opp avg 2406
11th Annual Foxwoods Open2048
Apr 2009Swissfederation source
#2 in 2009Score 3/8Opp avg 2206
Nashua Open—(2)
Mar 2009Swissfederation source
Score 2/4Opp avg 2063

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