Format
KO
Kosecki, Oskar
🇵🇱FIDE 41845552· Male· Poland· Born in 2007
Follow Oskar KoseckiTrack his monthly FIDE ratings, games, tournaments and more.
Oskar Kosecki, a 19-year-old Polish player, is rated 1718 — just 2 short of his peak of 1720 (Feb 2026, age 19). He is on a breakout run, having gained +148 Elo over the past 12 months. 50 rated games in the past year (≈38/year long-term). Recent standard appearances include Druzynowe Mistrzostwa Regionu KPZSzach 2025-2026 - III LIGA Round 7-9, II Turniej z Okazji Zakonczenia Roku Chemik Cup Grupa A, and Druzynowe Mistrzostwa Regionu KPZSzach 2025-2026 - III LIGA Round 4-6. Also played 4 rapid (including Mistrzostwa Polski Juniorow w Szachach Szybkich 2025 - grupa C18) and 5 blitz events (including Mistrzostwa Polski Juniorow w Szachach Blyskawicznych 2025 - grupa C18) recently.
Current rating
1718
Standard
Rpd1584·Blz1571
All-time high
1720
−2 pts below
Feb 2026 · age 19
Feb 2026 · age 19
Activity
43
games / yr avg. · ≈4/mo
50 past 12 mo · ≈4/mo
classical only
Active
classical only
Active
Signature stat
#103,476
#103,476 · players worldwide · of 218,279
Career timeline
11 entries2026
All-time peak 1720
at age 19 · −2 from today
Feb 2026
K-factor lowered to 20
at age 19
Jan 2026
2025
Re-crossed 1600
at age 18
Nov 2025
Re-crossed 1600
at age 18
Jul 2025
100 career games
at age 18
Jul 2025
Best 12-month gain (+432 Elo)
1169 → 1601
Feb 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Best result
ORLEN Termika Indywidualne Mistrzostwa Polski do 20 lat w Szachach - OPENperf 1985 (+321) · 4/8 · #26
Top opponent
Evolution
+56
1662 → 1718
Tournaments
9
47 games
Score
22/ 4746.8%
15W14D18L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
9 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | Jan 2026 | 1.5/3 | #19 | 1831 | +9.0 |
Swiss | Dec 2025 | 2.5/5 | #9 | 1742 | +12.0 |
Open Swiss | Dec 2025 | 2/3 | #8 | 2017 | +58.0 |
Team | Nov 2025 | 0.5/3 | #49 | 1484 | -24.0 |
Open Swiss | Oct 2025 | 4/8 | #26 | 1985 | +74.0 |
Swiss | Sep 2025 | 1/4 | #15 | 1481 | -36.8 |
Open Swiss | Aug 2025 | 1.5/4 | #132 | 1656 | -1.6 |
Swiss | Jul 2025 | 4/5 | #7 | 1714 | -28.4 |
Open Swiss | Jul 2025 | 5/7 | #16 | 1802 | -6.8 |
Rankings
/
Poland
#2,474
out of 10,822 players
Europe
#73,170
in continent
World
#103,474
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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Europe
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World
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