311st YMCA Winter 2026-B Round 8-11
Round-RobinStandard
10 players participated in this 11-round tournament, held from 05 Mar 2026 to 26 Mar 2026 in Warszawa, Poland. 2 federations represented. Top 10 Elo average was 1811, and top seed was Jakub Sucharski (🇵🇱 POL, 1895).
Luis Alvarado (🇵🇱 POL, 1813) won with 3.0/11, ahead of Jerzy Mazurek (2.5) and Alexander Pettersson (2.5). Alvarado clinched sole first place in the final round.
Location
🇵🇱Warszawa, Poland
Dates
05 Mar 2026 → 26 Mar 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 11 rounds
Federations · 2 represented
🇵🇱Poland×9
🇸🇪Sweden×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 10 · 11 roundsLuis Alvarado led from R11 onwards, the runner-up race stayed tight. Title race converged from 11 co-leaders at R4 to 1 by R11.
Co-leaders
11
11
11
11
11
1
2
1
2
5
1
Alvarado#1Pettersson#2Mazurek#3Zajaczkowski#4Moskwinski#5Pietrzak#6Gluszek#7Sucharski#8Glowacki#9Kasperski#10
R11 · LEADER CHANGE26 Mar
Luis Alvarado takes the sole lead (3.0/11).
R9 · HEAD-TO-HEAD · WINNER VS 2ND
Luis Alvarado drew with Alexander Pettersson (White).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇵🇱Alvarado, Luis | 1813 | * | ½ | ½ | 1 | — | 1 | — | — | — | — | 3.0 | 6.50 | 9.0 | +47.2 | 2039 |
| 3 | 🇵🇱Mazurek, Jerzy | 1887 | ½ | * | — | — | 1 | — | ½ | ½ | — | — | 2.5 | 4.75 | 7.5 | +2.8 | 1916 |
| 2 | 🇸🇪Pettersson, Alexander | 1833 | ½ | — | * | — | — | — | 1 | ½ | — | ½ | 2.5 | 3.75 | 6.0 | +5.8 | 1889 |
| 4 | 🇵🇱Zajaczkowski, Lukasz | 1811 | 0 | — | — | * | — | — | 0 | — | 1 | 1 | 2.0 | 1.50 | 6.0 | -7.2 | 1746 |
| 5 | 🇵🇱Moskwinski, Marek | 1845 | — | 0 | — | — | * | — | 1 | — | — | 1 | 2.0 | 2.00 | 4.5 | +5.0 | 1910 |
| 6 | 🇵🇱Pietrzak, Wojciech | 1852 | 0 | — | — | — | — | * | — | — | 1 | 1 | 2.0 | 1.50 | 4.5 | +1.8 | 1876 |
| 7 | 🇵🇱Gluszek, Rafal | 1730 | — | ½ | 0 | 1 | 0 | — | * | — | — | — | 1.5 | 3.25 | 9.0 | +2.4 | 1757 |
| 8 | 🇵🇱Sucharski, Jakub | 1895 | — | ½ | ½ | — | — | — | — | * | — | — | 1.0 | 2.50 | 5.0 | -4.0 | 1860 |
| 9 | 🇵🇱Glowacki, Mateusz | 1702 | — | — | — | 0 | — | 0 | — | — | * | 1 | 1.0 | 0.50 | 4.5 | -2.0 | 1675 |
| 10 | 🇵🇱Kasperski, Marcin | 1739 | — | — | ½ | 0 | 0 | 0 | — | — | 0 | * | 0.5 | 1.25 | 9.5 | -30.2 | 1443 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Alvarado, LuisPOL+47.23.0 pts · #1
- 2Pettersson, AlexanderSWE+5.82.5 pts · #2
- 3Moskwinski, MarekPOL+5.02.0 pts · #5
Top rating losers
- 1Kasperski, MarcinPOL-30.20.5 pts · #10
- 2Zajaczkowski, LukaszPOL-7.22.0 pts · #4
- 3Sucharski, JakubPOL-4.01.0 pts · #8