Format
KM
Kostecka, Marika
WCM🇵🇱FIDE 1193473· Female· Poland· Born in 2001
Follow Marika KosteckaTrack her monthly FIDE ratings, games, tournaments and more.
Marika Kostecka, a 25-year-old Polish Woman Candidate Master, is rated 2016 — her current career high. She is progressing steadily with +58 Elo over the past 12 months. 26 rated games in the past year (≈45/year long-term). Recent standard appearances include Rilton U2200 2025-2026, CZECH OPEN 2025 - B - open rating tournament, and SERBIA OPEN 2025 - CHALLENGERS. Also played 1 rapid event (including III Mistrzostwa Steszewa w szachach szybkich) recently.
Awarded WCM in 2018 (age 17). At junior level, she reached #38, #43, #40 and #49 nationally in U20, U18, U16 and U14.
Current rating
2016
Standard
Rpd1847·Blz1856
All-time high
2016
at best
Feb 2026 · age 25
Feb 2026 · age 25
Activity
23
games / yr avg. · ≈2/mo
26 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#25,126
#25,126 · players worldwide · of 218,279
Career timeline
18 entries2026
Crossed 2000
at age 25
Feb 2026
All-time peak 2016
at age 25
Feb 2026
2021
500 career games
at age 20
Oct 2021
2020
38th Polish U20 player
at age 19 · rated 1985
Jan 2020
K-factor lowered to 20
at age 19
Jan 2020
2019
43rd Polish U18 player
at age 18 · rated 1978
Dec 2019
Standard rating history
Peak
FIDE title
Threshold
First rated
COVID-19
FIDE recal.
Activity & highlights
Evolution
+58
1958 → 2016
Tournaments
3
26 games
Score
16/ 2661.5%
12W8D6L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
3 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Dec 2025 | 5/9 | #48 | 2091 | +25.8 |
Open Swiss | Jul 2025 | 5/8 | #66 | 1971 | +3.8 |
Open Swiss | Jul 2025 | 6/9 | #11 | 2070 | +28.4 |
Hot streak: 3 tournaments without losing Elo.
Most-Played Opponents
vsZuzanna SzelagWCM
🇵🇱POL·1915
+3 −6 =1
10 games·last met Sep 2020
View head-to-head →
vsWeronika Leczek
🇵🇱POL·1939
+0 −6 =3
9 games·last met Sep 2022
View head-to-head →
vsTomasz Kozlowski
🇵🇱POL·1854
+3 −5 =0
8 games·last met May 2024
View head-to-head →
vsKrzysztof Rozumek
🇵🇱POL·1797
+1 −7 =0
8 games·last met Oct 2021
View head-to-head →
vsAnna Krzysztynska
🇵🇱POL·1905
+4 −2 =2
8 games·last met Sep 2020
View head-to-head →
Rankings
/
Poland
#689
out of 10,822 players
Europe
#18,547
in continent
World
#25,126
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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Europe
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| 18547 | 2,016 | |
World
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| 25126 | 2,016 | |