WCM

Marika Kostecka

POL · 25 yrs · K=20 · Peak 2016 (Feb 2026)

Best performance: 2095 at Rilton U2200 2025-2026(Best of 2026)

World #=25404 live76#25,328 publishedPoland #709

OCT26 Rating

2016

Live Rating

2016.0

Change

0.0

Games Played

Rating History · Classical

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Classical games since the October list

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

	Last played	Score	TPR
	30e Festival International Jean-Claude Loubatière Open A (+2100 Elo)Jul 5 – Jul 12TPR 2023	2½/9	2023

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

8 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.

30e Festival International Jean-Claude Loubatière Open A (+2100 Elo)2023
Jul 2026Swissfederation source
#2 in 2026Score 2½/9Opp avg 2189Start 2016
Rilton U2200 2025-20262095
Dec 2025 – Jan 2026Swissfederation source
Best of 2026Score 5/9Opp avg 2052Start 1990
CZECH OPEN 2025 - B - open rating tournament1977
Jul – Aug 2025Swissfederation source
#3 in 2025Score 5/9Opp avg 1882Start 1958
SERBIA OPEN 2025 - CHALLENGERS2076
Jul 2025Swissfederation source
#2 in 2025Score 6/9Opp avg 1951Start 1958
Rilton U2200 2024-20252092
Dec 2024 – Jan 2025Swissfederation source
Best of 2025Score 5½/9Opp avg 2012Start 1914
S: Zadar Chess Festival, B-turnir1826
Jul 2024Swissfederation source
Best of 2024Score 5½/9Opp avg 1746Start 1928
Druzynowe Mistrzostwa Polski - II Liga 20231648
Sep 2023Teamfederation source
#2 in 2023Score 2½/7Opp avg 1750Start 1928
Open Jesenik 2023 - A2062
Aug 2023Swissfederation source
Best of 2023Score 4½/9Opp avg 2062Start 1887

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