Petr Bacak

CZE · 66 yrs · K=20 · Peak 2011 (Sep 2012)

Best performance: 2119 at Krajsky prebor I SSZK 2011/12(Best of 2012)

World #=47230 live479#46,751 publishedCzechia #=1997

NOV26 Rating

1907

Live Rating

1907.0

Change

0.0

Games Played

How live ratings are calculated

Rating History · Classical

Loading chart…

Official classical rating by month

List	Rating	Change
Nov 2026	1907	0
Oct 2026	1907	0
Sep 2026	1907	0
Aug 2026	1907	0
Jul 2026	1907	0
Jun 2026	1907	0
May 2026	1907	0
Apr 2026	1907	0
Mar 2026	1907	0
Feb 2026	1907	0
Jan 2026	1907	0
Dec 2025	1907	0

Form · Classical

oldest → latest

Unbeaten in the last 4 games (1 win, 3 draws), since Jul 13, 2024.

From 87 classical games on record, the latest on Oct 18.

Classical games since the November list

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

	Last played	Score	TPR
	Zlínský krajský přebor 2026/2027Oct 18 – Apr 18, 2027	½/1	—

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

Event timeline · Classical

40 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.

Performance rating by year

Year	Games	Score	Avg opp	TPR
2026	1	½	1895	—
2024	4	2	1856	1856
2023	2	½	1409	—
2022	4	1½	1772	1685
2021	1	0	2315	—
2020	4	2	1805	1805
2019	8	5	1743	1838
2018	10	6	1722	1794
2017	6	2½	1785	1728
2016	3	2	1852	1977
2014	3	½	2016	1743
2012	12	6½	1994	2023
2010	1	½	1928	—
2009	4	1½	2052	1965

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

Zlínský krajský přebor 2026/2027—(1)
Oct 2026 – Apr 2027Teamchess-results.com
Score ½/1Opp avg 1895Start 1907
CZECH OPEN 2024 - E - 4-member team tournament1949
Jul 2024Teamfederation source
Best of 2024Score 2/3Opp avg 1824Start 1903
2. liga E 2023-2024 r11—(1)
Apr 2024Teamfederation source
Score 0/1Opp avg 1953Start 1912
CZECH OPEN 2023 - E—(2)
Jul 2023Teamfederation source
Score 1½/3Opp avg 1409Start 1881
CZECH OPEN 2022 - E - 4-member team tournament1685
Jul 2022Teamfederation source
Best of 2022Score 1½/4Opp avg 1772Start 1903
SSZK - Krajsky prebor 2021/2022 r10-11—(0)
Mar 2022Teamfederation source
Score 1/1Start 1903
CZECH OPEN 2021 - E - 4-member team tournament—(1)
Jul 2021Teamfederation source
Score 0/1Opp avg 2315Start 1905
SSZK - Krajsky prebor I 2019/2020 r9-10—(1)
Mar 2020Teamfederation source
Score 0/1Opp avg 1882Start 1916
SSZK - Krajsky prebor I 2019/2020 r7-8—(2)
Feb 2020Teamfederation source
Score 1/2Opp avg 1880Start 1918
SSZK - Krajsky prebor I 2019/2020 r5-6—(1)
Jan 2020Teamfederation source
Score 1/1Opp avg 1580Start 1916
SSZK - Krajsky prebor I 2019/2020 r4—(1)
Dec 2019Teamfederation source
Score ½/1Opp avg 1921Start 1916
SSZK - Krajsky prebor I 2019/2020 r2-3—(2)
Nov 2019Teamfederation source
Score 1/2Opp avg 1793Start 1923
SSZK - Krajsky prebor I 2019/2020 r1—(1)
Oct 2019Teamfederation source
Score 1/1Opp avg 1959Start 1912
CZECH OPEN 2019 - E - 4-member team tournament—(2)
Jul 2019Swissfederation source
Score 3/3Opp avg 1336Start 1909
Krajsky prebor SSZK 2018/2019 r9-10—(1)
Mar 2019Teamfederation source
Score 0/1Opp avg 1931Start 1919
Krajsky prebor SSZK 2018/2019 r5-6—(1)
Jan 2019Teamfederation source
Score ½/1Opp avg 1872Start 1920
CZECH OPEN 2018 - E - 4-member team tournament1854
Jul 2018Teamfederation source
Best of 2018Score 4/6Opp avg 1729Start 1916
Zlinsky krajsky prebor 2017/2018 r9-10—(2)
Mar 2018Teamfederation source
Score 1/2Opp avg 1848Start 1919
Zlinsky krajsky prebor 2017/2018 r7-8—(1)
Feb 2018Teamfederation source
Score 1/1Opp avg 1457Start 1917
Zlinsky krajsky prebor 2017/2018 r5-6—(1)
Jan 2018Teamfederation source
Score 0/1Opp avg 1696Start 1933
Zlinsky krajsky prebor 2017/2018 r4—(1)
Dec 2017Teamfederation source
Score 1/1Opp avg 1659Start 1930
Zlinsky krajsky prebor 2017/2018 r2-3—(2)
Nov 2017Teamfederation source
Score 1½/2Opp avg 1851Start 1924
Zlinsky krajsky prebor 2017/2018 r1—(1)
Oct 2017Teamfederation source
Score 0/1Opp avg 1659Start 1941
Krajsky prebor SSZK 2016/2017 r9-10—(1)
Mar 2017Swissfederation source
Score 0/1Opp avg 1716Start 1957
Krajsky prebor SSZK 2016/2017 r5-6—(1)
Jan 2017Teamfederation source
Score 0/1Opp avg 1972Start 1967

Rated near Petr Bacak · Classical

World

#=47230Bart Verlinden1907.0
#=47230Tabare Caballero1907.0
#=47230Petr Bacak1907.0
#=47230Caden Qiao1907.0
#=47230WFM Jocelyn Chen1907.0

Czechia

#=1997Jan Kotisa1907.0
#=1997Tomas Fekar1907.0
#=1997Petr Bacak1907.0
#=1997Alexej Simecek1907.0
#=1997Petr Lnenicka1907.0

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