Wakacyjny Festiwal Szachowy Krosno 2025 Gr.A
Open SwissStandard
14 players participated in this 5-round tournament, held from 15 Jul 2025 to 16 Jul 2025 in Krosno, Poland. Top 10 Elo average was 1655, and top seed was Dominik Gazda (🇵🇱 POL, 1914).
Szymon Oberc (🇵🇱 POL, 1903) won with 5.0/5, ahead of Marcin Penar (3.5) and Dominik Gazda (3.5). Oberc won solo starting round 4.
The biggest upset came in round 1: Filip Zieba (1423) beat Gabriel Kasprzyk (1630), a +207-point gap.
Location
🇵🇱Krosno, Poland
Dates
15 Jul 2025 → 16 Jul 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Federations · 1 represented
🇵🇱Poland×14
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsSzymon Oberc led from R4; +1.5-point edge over the runner-up.
Co-leaders
6
3
2
1
1
R4–R5 · LEAD HELD
Szymon Oberc never relinquished the lead after R4; final gap +1.5 over the runner-up.
R3 · HEAD-TO-HEAD · WINNER VS 2ND
Szymon Oberc beat Dominik Gazda (Black).
WIN STREAKS · 2 top finishers
Szymon Oberc 5 wins (R1–R5)Marcin Penar 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Szymon Oberc | * | 1 | 1 | — |
| 2Dominik Gazda | 0 | * | ½ | — |
| 3Marcin Penar | 0 | ½ | * | — |
| 4Daria Kretowicz | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Oberc, Szymon | 1903 | POL | +7N | +11B | +3N | +2B | +6N | 5.0 | 11.5 | 13.5 | 13.50 | 2446 | +41.6 |
| 2 | Penar, Marcin | 1685 | POL | +9B | +6N | +8B | −1N | =3N | 3.5 | 13.0 | 15.0 | 8.25 | 1821 | +36.4 |
| 3 | Gazda, Dominik | 1914 | POL | +10B | +8N | −1B | +9N | =2B | 3.5 | 12.5 | 14.5 | 7.75 | 1804 | -9.2 |
| 4 | Kretowicz, Daria | 1611 | POL | =12N | =5B | +10N | =6B | +7N | 3.5 | 9.5 | 11.5 | 7.75 | 1663 | +14.4 |
| 5 | Kasprzyk, Gabriel | 1630 | POL | −6N | =4N | =13B | +8B | +9N | 3.0 | 10.0 | 12.0 | 6.75 | 1587 | -10.0 |
| 6 | Zieba, Filip | 1423 | POL | +5B | −2B | +12N | =4N | −1B | 2.5 | 15.0 | 17.0 | 6.75 | 1634 | +50.0 |
| 7 | Halibozek, Zofia | 1542 | POL | −1B | =13N | +14N | =11B | −4B | 2.0 | 12.5 | 12.5 | 2.00 | 1513 | -11.6 |
| 8 | Guzik, Wojciech | 1613 | POL | +13B | −3B | −2N | −5N | +14B | 2.0 | 12.0 | 12.0 | 2.00 | 1539 | -10.8 |
| 9 | Blicharczyk, Jan | 1505 | POL | −2N | +14B | +11N | −3B | −5B | 2.0 | 12.0 | 12.0 | 2.00 | 1569 | +12.0 |
| 10 | Dmitrowska, Kaja | 1558 | POL | −3N | +12B | −4B | =13N | =11N | 2.0 | 11.0 | 13.0 | 4.00 | 1519 | -14.8 |
| 11 | Zieba, Marcin | 1585 | POL | +14B | −1N | −9B | =7N | =10B | 2.0 | 11.0 | 11.0 | 2.00 | 1510 | -23.2 |
| 12 | Bator, Tadeusz | 1418 | POL | =4B | −10N | −6B | +14N | =13B | 2.0 | 10.0 | 10.0 | 2.75 | 1412 | -2.8 |
| 13 | Penar, Mateusz | 1423 | POL | −8N | =7B | =5N | =10B | =12N | 2.0 | 9.0 | 11.0 | 4.50 | 1480 | +13.2 |
| 14 | Wojcik, Mateusz | 1400 | POL | −11N | −9N | −7B | −12B | −8N | 0.0 | 8.0 | 10.0 | 0.00 | 732 | -65.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Zieba, FilipPOL+50.02.5 pts · #6
- 2Oberc, SzymonPOL+41.65.0 pts · #1
- 3Penar, MarcinPOL+36.43.5 pts · #3
Top rating losers
- 1Wojcik, MateuszPOL-65.20.0 pts · #14
- 2Zieba, MarcinPOL-23.22.0 pts · #10
- 3Dmitrowska, KajaPOL-14.82.0 pts · #9
Biggest upsets
- R1+207 Elo gap