Format
MM
Mastalerek, Mariusz
🇵🇱FIDE 41840283· Male· Poland· Born in 1978
Follow Mariusz MastalerekTrack his monthly FIDE ratings, games, tournaments and more.
Mariusz Mastalerek, a 48-year-old Polish player, is rated 1518 — his current career high. He plays occasionally (7 games in the last 12 months) and took a 21-month break between Aug 2024 and Jun 2026. Recent appearance: XII TSz MIEDZYZDROJE 2026 - grupa B. Also played 1 rapid event (including III Mistrzostwa Steszewa w szachach szybkich) recently.
Current rating
1518
Standard
Rpd1613·Blz1609
All-time high
1518
at best
Jun 2026 · age 48
Jun 2026 · age 48
Activity
5
games / yr avg.
7 past 12 mo · ≈1/mo
classical only
Occasional
classical only
Occasional
Signature stat
#178,714
#178,714 · players worldwide · of 218,279
Career timeline
7 entries2026
Best 12-month gain (+58 Elo)
1460 → 1518
Jun 2026
Crossed 1500
at age 48
Jun 2026
All-time peak 1518
at age 48
Jun 2026
2024
Inactive for 21 months
paused at 1460 → returned at 1518
Aug 2024
Crossed 1400
at age 46
Jun 2024
Crossed 1200
at age 46
Jun 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
Activity & highlights
Evolution
+58
1460 → 1518
Tournaments
1
9 games
Score
5.5/ 961.1%
4W3D2L
Top 3 wins
Top 1 loss
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 5.5/7 | #3 | 1732 | +57.6 |
Rankings
/
Poland
#4,979
out of 10,822 players
Europe
#113,971
in continent
World
#178,672
out of 400,000+
National ranking
Europe & World
Europe
World
Poland
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Europe
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| 113971 | 1,518 | |
World
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| 178672 | 1,518 | |