Roman Kostash

UKR · 22 yrs · K=20 · Peak 1952 (Nov 2026)

Best performance: 2080 at grenke Chess Open 2026 B-Open(Best of 2026)

World #=37022 live425#36,597 publishedUkraine #472

NOV26 Rating

1952

Live Rating

1952.0

Change

0.0

Games Played

Rating History · Classical

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Official classical rating by month

Form · Classical

oldest → latest

Unbeaten in the last 4 games (3 wins, 1 draw), since Apr 5. Longest unbeaten run in 2026: 6 games, Mar 1 – Apr 4.

From 114 classical games on record, the latest on Oct 25.

Classical games since the November list

No rated standard games this rating periodsince the NOV26 list (Nov 1, 2026)

	Last played	Score	TPR
	Oberliga Bayern 2026/27Oct 11 – Oct 25	½/1	—

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

From 101 rated classical games against rated opponents, 2018–2026

#	Opponent	Rating
1,	FM Andrey Kaliuzhny, Mar 2023 · 31 year "Kyiv Spring - 2023" (open A)	, 2195
2,	Oleksii Filippskikh, Mar 2023 · 31 year "Kyiv Spring - 2023" (open A)	, 2037
3,	Yevgen Zamekhovskiy, Oct 2020 · Ukraine Chess Championship - 2020 (Boys - 18)	, 1995
4,	Estevao Moreira Gomes, Nov 2025 · Landesliga Bayern Süd 2025/26	, 1967
5,	Olexandr Korotya, Aug 2019 · "Cossack pearl - 2019 - A"	, 1917
6,	Viktor Vovk, Mar 2019 · "Kyiv Spring - 2019 (open A)"	, 1899
7,	Olexiy Musienko, Oct 2019 · Central Chess Club Open Championship -2019	, 1859
8,	Luka Tesic, Apr 2026 · grenke Chess Open 2026 B-Open	, 1855
9,	David Saminskij, Apr 2026 · grenke Chess Open 2026 B-Open	, 1850
10,	Vladyslav Foya, Oct 2020 · Ukraine Chess Championship - 2020 (Boys - 18)	, 1847

#	Opponent	Overall	Rating
1,	GM Petro Golubka, Highest-rated meeting: Aug 2019 · "Cup Independence - 2019 - "A" "Open"	, 0/1	, 2479
2,	IM Viktor Skliarov, Highest-rated meeting: Mar 2025 · "Kyiv Spring - 2025 (open A)" Memory Shystarov Serhii	, 0/1	, 2340
3,	Maxim Evchin, Highest-rated meeting: Mar 2019 · "Kyiv Spring - 2019 (open A)"	, 0/1	, 2313
4,	IM Sergei Kovtun, Highest-rated meeting: Aug 2019 · "Cossack pearl - 2019 - A"	, 0/1	, 2289
5,	FM Leonid Starozhilov, Highest-rated meeting: Mar 2025 · "Kyiv Spring - 2025 (open A)" Memory Shystarov Serhii	, 0/1	, 2285
6,	Vladimir Mikhalsky, Highest-rated meeting: Mar 2023 · 31 year "Kyiv Spring - 2023" (open A)	, 0/1	, 2269
7,	IM Semen Mitusov, Highest-rated meeting: Apr 2019 · Ukraine Chess Championship - 2019 (Boys-18)	, 0/1	, 2232
8,	IM Alexander Alexikov, Highest-rated meeting: Mar 2023 · 31 year "Kyiv Spring - 2023" (open A)	, 0/1	, 2223
9,	FM Andrey Kaliuzhny, Highest-rated meeting: Mar 2023 · 31 year "Kyiv Spring - 2023" (open A)	, 1/1	, 2195
10,	FM Pylyp Lornye, Highest-rated meeting: Mar 2023 · 31 year "Kyiv Spring - 2023" (open A)	, 0/1	, 2192

3 of 15 events · All years

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: 2084 over 10 rated games

Month	Games	Score	Avg opp	TPR
Oct	1	½	2172	—
Apr	9	7½	1807	2080

Games count in the month they were played. Each month and year is one performance rating over all of its rated games.

Oberliga Bayern 2026/27—(1)
Oct 2026Teamfederation source
Score ½/1Opp avg 2172Start 1946
Landesliga Bayern Süd 2025/26—(1)
Oct 2025 – Apr 2026Teamfederation source
Score 1½/2Opp avg 1967Start 1899
grenke Chess Open 2026 B-Open2080
Apr 2026Swissfederation source
Best of 2026Score 7½/9Opp avg 1807Start 1911

Live ratings projected from the NOV26 published list · Not affiliated with FIDE