Format
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Posselt, Mateusz
🇵🇱FIDE 21830070· Male· Poland· Born in 2002
Follow Mateusz PosseltTrack his monthly FIDE ratings, games, tournaments and more.
Mateusz Posselt, a 24-year-old Polish player, is rated 1617. He is on a steady climb with +74 Elo over the past 12 months. 30 rated games in the past year (≈6/year long-term). Recent standard appearances include Torunski Feryjny Festiwal Szachowy - Grupa B, Druzynowe Mistrzostwa Regionu KPZSzach 2025-2026 - IV LIGA Round 7-9, and Druzynowe Mistrzostwa Regionu KPZSzach 2025-2026 - IV LIGA Round 4-6. Also played 1 rapid (including XXX Turniej Szachowy z okazji Swieta Niepodleglosci.) and 1 blitz events (including V Turniej "Szachy pod Chmurka") recently. He took a 58-month break between Feb 2019 and Jan 2024 (COVID-19 included). His peak of 1661 was reached at age 23 (Aug 2025).
Current rating
1617
Standard
Rpd1590·Blz1646
All-time high
1661
−44 pts below
Aug 2025 · age 23
Aug 2025 · age 23
Activity
12
games / yr avg. · ≈1/mo
30 past 12 mo · ≈3/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#140,490
#140,490 · players worldwide · of 218,279
Career timeline
10 entries2026
Re-crossed 1600
at age 24
Jun 2026
2025
K-factor lowered to 20
at age 23
Dec 2025
All-time peak 1661
at age 23 · −44 from today
Aug 2025
K-factor lowered to 20
at age 23
Aug 2025
Crossed 1600
at age 23
Jul 2025
Crossed 1500
at age 23
May 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
FIDE recal.
Activity & highlights
Top opponent
Evolution
-21
1638 → 1617
Tournaments
7
31 games
Score
19.5/ 3162.9%
19W1D11L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
7 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 6/7 | #1 | 1818 | +36.0 |
Swiss | Feb 2026 | 3/5 | #11 | 1521 | -32.0 |
Team | Jan 2026 | 2/1 | #55 | 2291 | +6.2 |
Team | Dec 2025 | 1/2 | #51 | 1554 | -2.8 |
Team | Nov 2025 | 1/3 | #39 | 1533 | -7.0 |
Open Swiss | Aug 2025 | 1/1 | #60 | 2241 | -30.8 |
Swiss | Jul 2025 | 5.5/5 | #10 | 2400 | +22.8 |
Rankings
/
Poland
#3,566
out of 10,822 players
Europe
#94,831
in continent
World
#140,481
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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