Jiri Koska

SVK · 19 yrs · K=20 · Peak 2081 (Nov 2024)

Best performance: 2186 at Tatransky pohar 2024(Best of 2024)

World #=30454 live105#30,349 publishedSlovakia #=482

OCT26 Rating

1984

Live Rating

1984.0

Change

0.0

Games Played

Rating History · Classical

Loading chart…

Classical games since the October list

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

	Last played	Score	TPR
	CZECH OPEN 2026 - B - GASCO OPEN - open rating tournamentJul 25 – Aug 1TPR 1805	4½/9	1805

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

Event timeline · Classical

50 of 67 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.

CZECH OPEN 2026 - B - GASCO OPEN - open rating tournament1805
Jul – Aug 2026Swisschess-results.com
#4 in 2026Score 4½/9Opp avg 1805Start 2035
Slovakia Chess Open Piestany 20262005
Jul 2026Swisschess-results.com
#2 in 2026Score 5½/9Opp avg 1925Start 2035
3. liga D2 - 2025-262548
Oct 2025 – Apr 2026Teamchess-results.com
Score 3/3Opp avg 1748Start 1949
3.liga skupina D3 rocnik 2025/2026—(2)
Oct 2025 – Apr 2026Teamchess-results.com
Score ½/2Opp avg 2023Start 1949
Majstrovstva Slovenska 2026 - kategoria C202051
Apr 2026Swissfederation source
Best of 2026Score 6/9Opp avg 1926Start 2020
2. liga D 2025 2026 R8-9—(2)
Oct 2025 – Feb 2026Teamfederation source
Score 1½/2Opp avg 1977Start 1949
Bardejovske kupele Open 20261981
Jan 2026Swissfederation source
#3 in 2026Score 5/7Opp avg 1823Start 1998
2. liga D 2025 2026 R10-11—(2)
Jan 2026Teamfederation source
Score 1/2Opp avg 1998Start 1998
2. liga D 2025 2026 R7—(1)
Oct 2025 – Jan 2026Teamfederation source
Score ½/1Opp avg 1941Start 1949
1. liga Vychod 2025 2026 R10-11—(2)
Jan 2026Teamfederation source
Score 1/2Opp avg 2050Start 1998
1. liga Vychod 2025 2026 R7—(1)
Oct 2025 – Jan 2026Teamfederation source
Score 1/1Opp avg 1984Start 1949
2. liga D 2025 2026 R5-6—(2)
Oct – Dec 2025Teamfederation source
Score 1/2Opp avg 1902Start 1949
1. liga Vychod 2025 2026 R5-6—(2)
Oct – Dec 2025Teamfederation source
Score 1½/2Opp avg 1957Start 1949
2. liga D 2025 2026 R3-4—(2)
Oct – Nov 2025Teamfederation source
Score 1½/2Opp avg 2003Start 1949
1. liga Vychod 2025 2026 R3-4—(1)
Oct – Nov 2025Teamfederation source
Score ½/1Opp avg 2053Start 1949
1. liga Vychod 2025 2026 R1-2—(2)
Oct 2025Teamfederation source
Score ½/2Opp avg 2098Start 1949
2. liga D 2025 2026 R1-2—(2)
Oct 2025Teamfederation source
Score 1½/2Opp avg 1977Start 1949
MSR dorasteneckych druzstiev Dorastenecka liga 20251995
Sep 2025Teamfederation source
Best of 2025Score 4/7Opp avg 1945Start 1920
46.MST SNP Bardejov 20251939
Aug 2025Swissfederation source
#2 in 2025Score 4½/7Opp avg 1837Start 1900
Slovakia Chess Open PIESTANY 2025 - OPEN B1897
Jul 2025Swissfederation source
#3 in 2025Score 5/9Opp avg 1854Start 1900
Majstrovstva Slovenska 2025 - kategoria C18 201853
May 2025Swissfederation source
#4 in 2025Score 5½/9Opp avg 1810Start 1923
1. liga Vychod 2024 2025 R10-11—(2)
Nov 2024 – Apr 2025Teamfederation source
Score ½/2Opp avg 1997Start 2081
1. liga Vychod 2024 2025 R8-9—(2)
Nov 2024 – Mar 2025Teamfederation source
Score 0/2Opp avg 2061Start 2081
3.liga D3 2024 2025 R7-12—(1)
Oct 2024 – Mar 2025Teamfederation source
Score ½/1Opp avg 1798Start 2001
3. liga D2 2024 2025 R7—(1)
Oct 2024 – Feb 2025Teamfederation source
Score 0/1Opp avg 2059Start 2001

Rated near Jiri Koska · Classical

World

#=30454Andrias Danielsen1984.0
#=30454CMVictor G. Carballo Lemus1984.0
#=30454Jiri Koska1984.0
#=30454Zsolt Mizik1984.0
#=30454Istvan Pal1984.0

Slovakia

#=482Jozef Dlabik1984.0
#=482Peter Smetana1984.0
#=482Jiri Koska1984.0
#=485Ladislav Bartek1983.0
#=485Roman Lukac1983.0

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