Viktor Bosak

UKR · 36 yrs · K=20 · Peak 1871 (Jul 2026)

Best performance: 2056 at Vinnytsia region cup teams(Best of 2017)

World #=38017 live8829#46,846 publishedUkraine #=950

OCT26 Rating

1806

Live Rating

1856.0

Change

+50.0

Games Played

Rating History · Rapid

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Official rapid rating by month

Rapid games since the October list

	Tournament	Score	Change	TPR	After
	Memorial to A.S. Surgund (RAPID)Oct 24TPR 1851	5½/9	+13.6	1851	1819.6
	The last Sunday of chess in Ternopil S02E02Oct 25TPR 1978	5½/9	+36.4	1978	1856.0

8 of 46 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.

The last Sunday of chess in Ternopil S02E02+36.4
Oct 2026Individualchess-results.com
Best of 2026Score 5½/9TPR 1978Opp avg 1898Start 1806
Memorial to A.S. Surgund (RAPID)+13.6
Oct 2026Individualchess-results.com
#5 in 2026Score 5½/9TPR 1851Opp avg 1771Start 1806
International chess festival Batkivskyi Krai (Rapid)1898
Aug 2026Swisschess-results.com
#3 in 2026Score 6/9Opp avg 1803Start 1832
Zori Karpat. Tournament C (rapid) - 20261621
Aug 2026Swisschess-results.com
#8 in 2026Score 2½/9Opp avg 1723Start 1832
International Chess Day in Podolyany (Rapid) 26.07.20261803
Jul 2026Swisschess-results.com
#6 in 2026Score 6/9Opp avg 1708Start 1871
Individual Ukrainian Chess Championship for Visually Impaired Athletes (Rapid, men) 20261736
Jul 2026Swissfederation source
#7 in 2026Score 4½/9Opp avg 1779Start 1871
VOLODYMYR YUZYUK 801929
Jun 2026Swisschess-results.com
#2 in 2026Score 6/9Opp avg 1804Start 1854
2026 Mintenko Chess Biathlon (Rapid)1866
Mar 2026Swissfederation source
#4 in 2026Score 4½/7Opp avg 1764Start 1849

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