Jonas Irber

CZE · 12 yrs · K=40 · Peak 1655 (Feb 2026)

Best performance: 1688 at 1. liga mládeže B 2025/2026(Best of 2026)

World #=143129 live7442#135,687 publishedCzechia #=4787

OCT26 Rating

1632

Live Rating

1615.2

Change

-16.8

Games Played

Rating History · Classical

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Classical games since the October list

	Tournament	Score	Change	TPR	After
	1. liga mládeže B 2026/2027Oct 3 – Apr 25, 2027TPR 1473	2/3	-16.8	1473	1615.2

Event timeline · Classical

15 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.

1. liga mládeže B 2026/2027-16.8
Oct 2026 – Apr 2027Teamchess-results.com
Score 2/3Opp avg 1473Start 1632
O pohár města Klatov B - Pfeifer Cup1604
Jun – Jul 2026Swisschess-results.com
#2 in 2026Score 4½/9Opp avg 1647Start 1654
1. liga mládeže B 2025/20261688
Oct 2025 – Apr 2026Teamchess-results.com
Best of 2026Score 4½/7Opp avg 1593Start 1552
JSS - 2. divize skupina B 2025-2026 r4-5—(2)
Oct – Dec 2025Teamfederation source
Score 1½/2Opp avg 1646Start 1552
JSS - 2. divize skupina B 2025-2026 r2-3—(1)
Oct – Nov 2025Teamfederation source
Score 0/1Opp avg 1706Start 1552
Mistrovstvi Cech 2025 - HD121646
Oct – Nov 2025Swissfederation source
#2 in 2025Score 5½/9Opp avg 1646Start 1552
JSS - 2. divize skupina B 2025-2026 r1—(1)
Oct 2025Teamfederation source
Score 1/1Opp avg 1711Start 1552
Open Seeberg 20251571
Aug 2025Swissfederation source
#3 in 2025Score 3/7Opp avg 1696Start 1547
O pohar mesta Klatov 2025 - open B1678
Jun – Jul 2025Swissfederation source
Best of 2025Score 4½/9Opp avg 1678Start 1441
1. liga mladeze B 2024-2025 r6-7—(1)
Oct 2024 – Jan 2025Teamfederation source
Score 1/2Opp avg 1406Start 1492
Mistrovstvi Cech 2024 - HD12855
Oct – Nov 2024Swissfederation source
Score 4½/9Opp avg 1655Start 1492
1. liga mladeze B 2024-2025 r1-3—(2)
Oct 2024Teamfederation source
Score 1/2Opp avg 1509Start 1492
Open na hrade Seeberg 20241374
Jul – Aug 2024Swissfederation source
Best of 2024Score 2/7Opp avg 1647
O pohar mesta Klatov B 20241214
Jun – Jul 2024Swissfederation source
#2 in 2024Score 3/9Opp avg 1523
1. liga mladeze B 2023-2024 r8-11—(1)
Oct 2023 – Apr 2024Teamfederation source
Score 0/1Opp avg 1627

Recent opponents · Classical

Marie Ticha Stepan Pistulka Christian Frohlich

Rated near Jonas Irber · Classical

World

#=143129Eduardo Jose Comtesse1615.2
#=143129Krystof Tichy1615.2
#=143129Jonas Irber1615.2
#=143129Ilya Pereboev1615.2
#=143129Jerry Liang1615.2

Czechia

#4786Jan Vanacek1615.8
#=4787Krystof Tichy1615.2
#=4787Jonas Irber1615.2
#=4789Oliver Kusyn1615.0
#=4789Miroslav Jandecka1615.0

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