Sean Vibbert

USA · 30 yrs · K=20 · Peak 2361 (Feb 2014)

Best performance: 2546 at 41st Annual World Open - Open Section(Best of 2013)

OCT26 Rating

2344

Live Rating

2344.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

Loading chart…

Official classical rating by month

List	Rating	Change
Oct 2026	2344	0
Sep 2026	2344	0
Aug 2026	2344	0
Jul 2026	2344	0
Jun 2026	2344	0
May 2026	2344	0
Apr 2026	2344	0
Mar 2026	2344	0
Feb 2026	2344	0
Jan 2026	2344	0
Dec 2025	2344	0
Nov 2025	2344	0

Has the norms, needs the rating3 tracked norms · games requirement metrating 2361 of 2400composition metdetails ↓

Classical games since the October list

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

	Last played	Score	TPR
	33rd annual North American Open - OpenDec 26, 2023 – Dec 30, 2023TPR 2443	4½/6	2443

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

Title Progress

IM title progress

Has the norms, needs the rating

Tracked norms: 3 · games requirement met (29, 27 needed)

Rating: peak 2361, needs 2400

No outstanding composition requirement

projected25th Annual North American Open Dec 20155½/9Rp 2470

projected24th Annual Chicago Open May 20155½/9Rp 2530

projected41st Annual World Open - Open Section Jun 20135/9Rp 2546

Based on events we cover plus the FIDE norm registers of all federations. Norms filed elsewhere may not show up here yet.

Event timeline · Classical

50 of 75 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.

33rd annual North American Open - Open2443
Dec 2023Swissfederation source
Best of 2023Score 4½/6Opp avg 2250Start 2323
2022 National Open - Open2329
Jun 2022Swissfederation source
Best of 2022Score 6½/9Opp avg 2163Start 2316
31st Annual North American Open - Open2134
Dec 2021Swissfederation source
#3 in 2021Score 2½/4Opp avg 2039Start 2327
2021 National Open - Championship2528
Jun 2021Swissfederation source
Best of 2021Score 6½/9Opp avg 2387Start 2270
30th Annual Chicago Open - Open2286
May 2021Swissfederation source
#2 in 2021Score 4½/9Opp avg 2286Start 2270
29th Annual North American Open1905
Dec 2019Swissfederation source
#2 in 2019Score 2/5Opp avg 2098Start 2320
2019 Thanksgiving Open2202
Nov – Dec 2019Swissfederation source
Best of 2019Score 4/6Opp avg 2130Start 2320
11th Annual Chicago Class—(1)
Jul 2018Swissfederation source
Score 0/1Opp avg 2065Start 2337
27th Annual Chicago Open2322
May 2018Swissfederation source
Best of 2018Score 5/9Opp avg 2279Start 2331
26th Annual Chicago Open2372
May 2017Swissfederation source
Best of 2017Score 5/9Opp avg 2329Start 2316
9th Annual Chicago Class2038
Jul 2016Swissfederation source
#3 in 2016Score 1½/4Opp avg 2125Start 2361
44th Annual World Open2297
Jun – Jul 2016Swissfederation source
#2 in 2016Score 5½/9Opp avg 2217Start 2350
25th Annual Chicago Open2394
May 2016Swissfederation source
Best of 2016Score 5/9Opp avg 2351Start 2350
25th Annual North American OpenIM norm2444
Dec 2015Swissfederation source
#2 in 2015Score 5½/9Opp avg 2364Start 2313
43rd Annual World Open2390
Jul 2015Swissfederation source
#3 in 2015Score 5½/9Opp avg 2310Start 2360
3rd Annual DC International2033
Jun 2015Swissfederation source
#5 in 2015Score 3/7Opp avg 2083Start 2360
24th Annual Chicago OpenIM norm2530
May 2015Swissfederation source
Best of 2015Score 5½/9Opp avg 2450Start 2312
Manchester May 2015 IM Norm2302
May 2015Round robinfederation source
#4 in 2015Score 4½/9Opp avg 2302Start 2312
2014 CCSCSL Invitational IM Norm Event2298
Nov 2014Round robinfederation source
#7 in 2014Score 4½/9Opp avg 2298Start 2316
2014 Spice Cup Open2305
Oct 2014Swissfederation source
#6 in 2014Score 3/7Opp avg 2355Start 2302
2014 Millionaire Chess Open - Open Section2374
Oct 2014Swissfederation source
#3 in 2014Score 4½/9Opp avg 2374Start 2302
2014 US Masters2308
Aug – Sep 2014Swissfederation source
#5 in 2014Score 3½/8Opp avg 2351Start 2301
42nd Annual World Open - Open Section2285
Jul 2014Swissfederation source
#8 in 2014Score 4/9Opp avg 2328Start 2293
2nd Annual DC International2373
Jun 2014Swissfederation source
#4 in 2014Score 5½/9Opp avg 2293Start 2316
2014 CCSCSL Invitational - IM2187
May – Jun 2014Round robinfederation source
#11 in 2014Score 3/9Opp avg 2312Start 2316

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