Format
KS
Kosakowski, Szymon
🇵🇱FIDE 21095086· Male· Poland· Born in 2003
Follow Szymon KosakowskiTrack his monthly FIDE ratings, games, tournaments and more.
Szymon Kosakowski, a 23-year-old Polish player, is rated 1788 — just 30 short of his peak of 1818 (Nov 2025, age 22). He has fluctuated between 1694 and 1818 over the past 2 years. 45 rated games in the past year (≈27/year long-term). Recent standard appearances include CIS 2026 - Serie A2 Girone 6, WE 4 Alexander Alekhine - A, and Wielkopolska III Liga Seniorow sezon 2025-2026 Round 1-3. Also played 3 rapid and 3 blitz events recently.
Current rating
1788
Standard
Rpd1709·Blz1687
All-time high
1818
−30 pts below
Nov 2025 · age 22
Nov 2025 · age 22
Activity
35
games / yr avg. · ≈3/mo
41 past 12 mo · ≈3/mo
classical only
Active
classical only
Active
Signature stat
#80,122
#80,122 · players worldwide · of 218,279
Career timeline
7 entries2025
Crossed 1800
at age 22
Nov 2025
All-time peak 1818
at age 22 · −30 from today
Nov 2025
100 career games
at age 22
Nov 2025
2024
Best 12-month gain (+444 Elo)
1250 → 1694
Jun 2024
Crossed 1600
at age 21
Mar 2024
2023
K-factor lowered to 20
at age 20
Jul 2023
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Evolution
-5
1793 → 1788
Last 12 months — tournaments
8 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 1.5/6 | #44 | 1731 | -11.6 |
Team | Mar 2026 | 1.5/5 | #19 | 1829 | +2.8 |
Swiss | Mar 2026 | 3/5 | #10 | 1770 | -3.6 |
Team | Jan 2026 | 1/3 | #41 | 1598 | -17.0 |
Swiss | Oct 2025 | 2.5/6 | #26 | 1829 | +10.0 |
Open Swiss | Oct 2025 | 3.5/6 | #18 | 1934 | +28.0 |
Swiss | Oct 2025 | 2.5/5 | #17 | 1973 | +19.2 |
Swiss | Aug 2025 | 2/5 | #13 | 1557 | -31.8 |