Format
KM
Kosiorek, Magdalena
🇵🇱FIDE 41836049· Female· Poland· Born in 2015
Follow Magdalena KosiorekTrack her monthly FIDE ratings, games, tournaments and more.
Magdalena Kosiorek, a 11-year-old Polish player, is rated 1427. She has fluctuated between 1400 and 1553 over the past 2 years. 18 rated games in the past year (≈12/year long-term). Recent standard appearances include Mistrzostwa Polski Juniorow - OOM Lodzkie 2026 - Grupa D12, Druzynowe Mistrzostwa Mazowsza Juniorow - III LIGA, and Otwarta Liga Warszawska 2026 Round 5-8. Also played 2 rapid events (including IV Turniej Szachowy o Puchar Burmistrza Dzielnicy Srodmiescie m.st. Warszawy Aleksandra Ferensa) recently. Her peak of 1553 was reached at age 11 (Mar 2026).
Current rating
1427
Standard
Rpd1408·Blz—
All-time high
1553
−126 pts below
Mar 2026 · age 11
Mar 2026 · age 11
Activity
16
games / yr avg. · ≈1/mo
18 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#211,195
#211,195 · players worldwide · of 218,279
Career timeline
6 entries2026
Best 12-month gain (+138 Elo)
1415 → 1553
Mar 2026
All-time peak 1553
at age 11 · −126 from today
Mar 2026
2025
Crossed 1500
at age 10
Dec 2025
2024
Crossed 1400
at age 9
May 2024
Crossed 1200
at age 9
May 2024
First FIDE rating
1411 · at age 9
May 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Evolution
+7
1420 → 1427
Tournaments
8
54 games
Score
21.5/ 5439.8%
18W7D29L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
8 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 2/6 | #51 | 1452 | -50.0 |
Team | Mar 2026 | 2/3 | #89 | 1634 | -66.4 |
Open Swiss | Mar 2026 | 1/1 | #249 | 2477 | -13.2 |
Open Swiss | Feb 2026 | 1/1 | #138 | 2386 | +1.6 |
Swiss | Nov 2025 | 5/8 | #4 | 1494 | 0.0 |
Swiss | Oct 2025 | 4/3 | #10 | 683 | 0.0 |
Round-Robin | Sep 2025 | 3.5/3 | #8 | 656 | 0.0 |
Swiss | Aug 2025 | 3/2 | #12 | 2294 | -30.4 |
Rankings
/
Poland
#6,129
out of 10,822 players
Europe
#127,138
in continent
World
#210,861
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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World
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