315th YMCA Spring 2026-B Round 4
Round-RobinStandard
6 players participated in this 4-round tournament, held on 30 Apr 2026 in Warszawa, Poland. 2 federations represented. Top 10 Elo average was 1781, and top seed was Jakub Pajak (🇵🇱 POL, 1868).
Alexander Pettersson (🇸🇪 SWE, 1839) won with 1.5/4, ahead of Mateusz Glowacki (1.5) and Luis Alvarado (0.5). Pettersson shared the lead from round 1, winning on tie-break.
Location
🇵🇱Warszawa, Poland
Dates
30 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 4 rounds
Federations · 2 represented
🇵🇱Poland×5
🇸🇪Sweden×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 4 roundsTitle race narrowed from 2 co-leaders at R4 to 2 at the finish.
Co-leaders
8
8
2
2
R3 · HEAD-TO-HEAD · WINNER VS 2ND
Alexander Pettersson drew with Mateusz Glowacki (White).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇸🇪Pettersson, Alexander | 1839 | * | ½ | — | — | — | 1 | 1.5 | 0.75 | 1.5 | +7.0 | 1977 |
| 2 | 🇵🇱Glowacki, Mateusz | 1700 | ½ | * | — | — | 1 | — | 1.5 | 0.75 | 1.5 | +14.0 | 1966 |
| 3 | 🇵🇱Alvarado, Luis | 1860 | — | — | * | ½ | — | — | 0.5 | 0.25 | 0.5 | -8.0 | 1712 |
| 4 | 🇵🇱Sypula, Krzysztof | 1712 | — | — | ½ | * | — | — | 0.5 | 0.25 | 0.5 | +4.0 | 1860 |
| 5 | 🇵🇱Kasperski, Marcin | 1707 | — | 0 | — | — | * | — | 0.0 | 0.00 | 1.5 | -10.2 | 900 |
| 6 | 🇵🇱Pajak, Jakub | 1868 | 0 | — | — | — | — | * | 0.0 | 0.00 | 1.5 | -10.8 | 1039 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Glowacki, MateuszPOL+14.01.5 pts · #2
- 2Pettersson, AlexanderSWE+7.01.5 pts · #1
- 3Sypula, KrzysztofPOL+4.00.5 pts · #4
Top rating losers
- 1Pajak, JakubPOL-10.80.0 pts · #6
- 2Kasperski, MarcinPOL-10.20.0 pts · #5
- 3Alvarado, LuisPOL-8.00.5 pts · #3