311st YMCA Winter 2026-B Round 1-3
Round-RobinStandard
11 players participated in this 3-round tournament, held from 15 Jan 2026 to 29 Jan 2026 in Warszawa, Poland. 2 federations represented. Top 10 Elo average was 1794, and top seed was Jerzy Mazurek (🇵🇱 POL, 1906).
Wojciech Pietrzak (🇵🇱 POL, 1831) won with 3.0/3, ahead of Alexander Pettersson (1.5) and Jerzy Mazurek (1.5). Pietrzak won solo starting round 2.
Location
🇵🇱Warszawa, Poland
Dates
15 Jan 2026 → 29 Jan 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 3 rounds
Federations · 2 represented
🇵🇱Poland×10
🇸🇪Sweden×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 11 · 3 roundsWojciech Pietrzak led from R2 onwards, the runner-up race stayed tight.
Co-leaders
4
1
1
Pietrzak#1Pettersson#2Mazurek#3Alvarado#4Gluszek#5Kasperski#6Sucharski#7Glowacki#8Moskwinski#9Zajaczkowski#10Jaroszuk#11
R2–R3 · LEAD HELD
Wojciech Pietrzak never relinquished the lead after R2; final gap +1.5 over the runner-up.
R3 · DECISIVE LEAD29 Jan
Wojciech Pietrzak opens a +1.5-point gap over the chasing pack (closest: Alexander Pettersson); the title is out of reach before R3.
R1–R3 · WIN STREAK
Wojciech Pietrzak won 3 in a row (R1–R3).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇵🇱Pietrzak, Wojciech | 1831 | * | — | — | — | 1 | 1 | — | 1 | — | — | — | 3.0 | 2.50 | 2.5 | +29.4 | 2625 |
| 2 | 🇸🇪Pettersson, Alexander | 1799 | — | * | ½ | — | — | — | — | 1 | — | — | — | 1.5 | 1.25 | 2.0 | +14.6 | 2078 |
| 3 | 🇵🇱Mazurek, Jerzy | 1906 | — | ½ | * | — | — | — | — | — | 1 | — | — | 1.5 | 1.25 | 2.0 | +4.2 | 1993 |
| 4 | 🇵🇱Alvarado, Luis | 1719 | — | — | — | * | — | — | 1 | — | — | ½ | — | 1.5 | 1.25 | 1.5 | +18.4 | 1898 |
| 5 | 🇵🇱Gluszek, Rafal | 1756 | 0 | — | — | — | * | — | — | — | — | 1 | — | 1.0 | 0.50 | 3.5 | +0.6 | 1767 |
| 7 | 🇵🇱Sucharski, Jakub | 1855 | 0 | — | — | — | — | * | — | — | 1 | — | — | 1.0 | 0.50 | 3.5 | -4.4 | 1815 |
| 6 | 🇵🇱Kasperski, Marcin | 1706 | — | — | — | 0 | — | — | * | — | — | — | 1 | 1.0 | 0.00 | 1.5 | +0.4 | 1713 |
| 9 | 🇵🇱Moskwinski, Marek | 1863 | 0 | 0 | — | — | — | — | — | * | ½ | — | — | 0.5 | 0.25 | 5.0 | -24.4 | 1537 |
| 10 | 🇵🇱Zajaczkowski, Lukasz | 1800 | — | — | 0 | — | — | 0 | — | ½ | * | — | — | 0.5 | 0.25 | 3.0 | -13.6 | 1602 |
| 8 | 🇵🇱Glowacki, Mateusz | 1703 | — | — | — | ½ | 0 | — | — | — | — | * | — | 0.5 | 0.75 | 2.5 | -8.2 | 1545 |
| 11 | 🇵🇱Jaroszuk, Marcin | 1707 | — | — | — | — | — | — | 0 | — | — | — | * | 0.0 | 0.00 | 1.0 | -10.0 | 906 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Pietrzak, WojciechPOL+29.43.0 pts · #1
- 2Alvarado, LuisPOL+18.41.5 pts · #4
- 3Pettersson, AlexanderSWE+14.61.5 pts · #2
Top rating losers
- 1Moskwinski, MarekPOL-24.40.5 pts · #9
- 2Zajaczkowski, LukaszPOL-13.60.5 pts · #10
- 3Jaroszuk, MarcinPOL-10.00.0 pts · #11