Mistrzostwa Polski Dzieci w Szachach do lat 8 - Chlopcy 2025
Open SwissStandard
58 players participated in this 9-round tournament, held from 17 May 2025 to 21 May 2025 in Chotowa, Poland. Top 10 Elo average was 1553, and top seed was Wiktor Stankowski (🇵🇱 POL, 1747).
Leon Gatner (🇵🇱 POL, 1463) won with 8.5/9, ahead of Antoni Oszutowski (8.0) and Jan Grabowski (7.0). Gatner shared the lead from round 4 and won solo starting round 6.
The biggest upset came in round 3: Leon Gatner (1463) beat Wiktor Stankowski (1747), a +284-point gap.
Location
🇵🇱Chotowa, Poland
Dates
17 May 2025 → 21 May 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 9 rounds
Federations · 1 represented
🇵🇱Poland×51
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 9 roundsLeon Gatner led from R6; +0.5-point edge over the runner-up. Title race converged from 4 co-leaders at R4 to 1 by R6.
Co-leaders
33
14
8
4
2
1
1
1
1
R6–R9 · LEAD HELD
Leon Gatner held the sole lead from R6 through R9 without losing it.
R5 · HEAD-TO-HEAD · WINNER VS 2ND
Leon Gatner beat Antoni Oszutowski (Black).
WIN STREAKS · 3 top finishers
Leon Gatner 8 wins (R1–R8)Antoni Oszutowski 4+4 wins (R1–R4, R6–R9)Jan Grabowski 3 wins (R6–R8)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Leon Gatner | * | 1 | ½ | 1 |
| 2Antoni Oszutowski | 0 | * | — | 1 |
| 3Jan Grabowski | ½ | — | * | ½ |
| 4Wiktor Stankowski | 0 | 0 | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Gatner, Leon | 1463 | POL | +55N | +36B | +5N | +4B | +2N | +10N | +15B | +6B | =3N | 8.5 | 51.0 | 54.0 | 50.50 | 2354 | +126.8 |
| 2 | Oszutowski, Antoni | 1533 | POL | +20B | +30N | +33B | +6N | −1B | +11N | +10B | +4N | +5B | 8.0 | 50.5 | 55.0 | 46.50 | 1820 | +94.0 |
| 3 | Grabowski, Jan | 0 | POL | +58N | +14B | −4N | +?B | =5N | +?B | +34N | +7B | =1B | 7.0 | 40.0 | 40.0 | 26.00 | 1580 | 0.0 |
| 4 | Strozyk, Bruno | 1530 | POL | +52B | +49N | +3B | −1N | +46B | +9N | =6N | −2B | +18N | 6.5 | 50.0 | 53.5 | 33.75 | 1207 | -48.4 |
| 5 | Stankowski, Wiktor | 1747 | POL | +32B | +26N | −1B | +40N | =3B | +20N | +33B | +10N | −2N | 6.5 | 49.5 | 53.5 | 33.50 | 1543 | -46.0 |
| 6 | Raburski, Witold | 1468 | POL | +53B | +38N | +17B | −2B | +29N | +19N | =4B | −1N | +20B | 6.5 | 49.0 | 52.5 | 32.75 | 1419 | -11.2 |
| 7 | Lignar, Kacper | 1440 | POL | +48B | −15N | =20B | +43N | +22B | +17N | +11B | −3N | +19B | 6.5 | 45.0 | 49.0 | 33.25 | 2281 | +44.4 |
| 8 | Witkowski, Tomasz | 1580 | POL | −14N | +58B | −13N | +56B | =16N | +36B | +17N | +25B | +21N | 6.5 | 41.5 | 43.0 | 28.00 | 2321 | +16.8 |
| 9 | Bajek, Pawel | 0 | POL | +?N | −28B | +55N | +44B | +25N | −4B | =18N | +39B | +15N | 6.5 | 39.0 | 39.0 | 24.75 | 1532 | 0.0 |
| 10 | Mika, Wiktor | 1506 | POL | +57N | +27B | +21N | +28B | +15N | −1B | −2N | −5B | +31N | 6.0 | 49.5 | 52.5 | 29.50 | 773 | -50.0 |
| 11 | Beier, Tymoteusz | 1439 | POL | +47B | =45N | =19B | +26N | +14B | −2B | −7N | +46N | +44B | 6.0 | 43.0 | 47.0 | 27.75 | 682 | -35.6 |
| 12 | Dzielakowski, Szymon | 1474 | POL | +31N | +37B | −28N | −25B | +13N | =16B | =39N | +41B | +32N | 6.0 | 40.5 | 44.5 | 29.50 | 1534 | +3.6 |
| 13 | Wlodyka, Tymon | 0 | POL | −17B | +?N | +8B | −33N | −12B | +42N | +40B | +26N | +23B | 6.0 | 40.5 | 40.5 | 24.50 | 1497 | 0.0 |
| 14 | Stupak, Kacper | 0 | POL | +8B | −3N | +?N | +21B | −11N | +24B | −?N | +27B | +25N | 6.0 | 40.0 | 40.0 | 27.00 | 1549 | 0.0 |
| 15 | Radomski, Alan | 0 | POL | +?N | +7B | +39N | +?B | −10B | +23N | −1N | +?B | −9B | 6.0 | 36.5 | 36.5 | 15.50 | 1534 | 0.0 |
| 16 | Szpakowicz, Adam | 0 | POL | =39B | +?N | −40B | +35N | =8B | =12N | =23B | +24B | +?N | 6.0 | 35.0 | 35.0 | 20.25 | 1439 | 0.0 |
| 17 | Sopel, Jonatan Jan | 1521 | POL | +13N | +24B | −6N | +27B | =34N | −7B | −8B | +38N | +33B | 5.5 | 44.5 | 49.0 | 27.25 | 1350 | -46.0 |
| 18 | Tuczynski, Antoni | 0 | POL | =23B | −39N | +54B | +30N | =40B | +49N | =9B | +33N | −4B | 5.5 | 39.5 | 43.0 | 24.75 | 1423 | 0.0 |
| 19 | Szlendak, Wojciech | 0 | POL | =34N | +?B | =11N | +24B | +?N | −6B | +29N | =21B | −7N | 5.5 | 39.0 | 39.0 | 18.00 | 1413 | 0.0 |
| 20 | Tucholski, Hubert | 0 | POL | −2N | +?B | =7N | +?B | +39N | −5B | +?N | +34B | −6N | 5.5 | 36.0 | 36.0 | 11.75 | 1549 | 0.0 |
| 21 | Burkot, Tobiasz | 0 | POL | +?N | +?B | −10B | −14N | +51B | +52N | +44B | =19N | −8B | 5.5 | 35.5 | 35.5 | 14.25 | 741 | 0.0 |
| 22 | Pracuch, Jan | 0 | POL | +?B | =40N | −23B | +41N | −7N | −39B | +?N | +36B | +34N | 5.5 | 32.5 | 32.5 | 15.00 | 1354 | 0.0 |
| 23 | Karcz, Bartlomiej | 1531 | POL | =18N | +41B | +22N | −34B | +36N | −15B | =16N | +28B | −13N | 5.0 | 43.0 | 47.0 | 24.75 | 769 | -18.0 |
| 24 | Duszak, Franciszek | 0 | POL | +?B | −17N | +47B | −19N | +48B | −14N | +52B | −16N | +42B | 5.0 | 38.5 | 38.5 | 15.50 | 721 | 0.0 |
| 25 | Perkowski, Ignacy | 0 | POL | +?B | −33N | +?B | +12N | −9B | +40N | +26B | −8N | −14B | 5.0 | 38.5 | 38.5 | 15.00 | 1483 | 0.0 |
| 26 | Gwizdak, Michal | 0 | POL | +?N | −5B | +56N | −11B | +55N | +28B | −25N | −13B | +43N | 5.0 | 38.5 | 38.5 | 15.00 | 794 | 0.0 |
| 27 | Koba, Aleksander | 0 | POL | +43B | −10N | +42B | −17N | +47B | −44N | +48B | −14N | +39B | 5.0 | 37.5 | 41.5 | 20.00 | 1394 | 0.0 |
| 28 | Slawski, Filip | 0 | POL | +?B | +9N | +12B | −10N | −33B | −26N | +?B | −23N | +40B | 5.0 | 37.0 | 37.0 | 16.50 | 1405 | 0.0 |
| 29 | Morawiec, Julian | 0 | POL | −42B | +?N | +53B | +38N | −6B | +46N | −19B | −32N | +51B | 5.0 | 37.0 | 37.0 | 16.00 | 667 | 0.0 |
| 30 | Jakubowski, Wojciech | 0 | POL | +?N | −2B | =?N | −18B | +42B | =41N | +51B | −44N | +46B | 5.0 | 33.5 | 33.5 | 14.00 | 724 | 0.0 |
| 31 | Goldynia, Wojciech | 0 | POL | −12B | −35N | +?B | −42N | +?B | +?N | +49B | +?N | −10B | 5.0 | 24.5 | 24.5 | 4.00 | 687 | 0.0 |
| 32 | Stoklosa, Antoni | 0 | POL | −5N | −?B | −41N | +?B | +?N | +?B | +?N | +29B | −12B | 5.0 | 21.5 | 21.5 | 5.00 | 1450 | 0.0 |
| 33 | Cyboran, Antoni | 1440 | POL | +56N | +25B | −2N | +13B | +28N | =34B | −5N | −18B | −17N | 4.5 | 46.0 | 49.0 | 21.25 | 1268 | -29.6 |
| 34 | Szczepanek, Tymon | 1569 | POL | =19B | +42N | +45B | +23N | =17B | =33N | −3B | −20N | −22B | 4.5 | 42.5 | 46.5 | 20.75 | 1623 | +8.4 |
| 35 | Ziolkowski, Dawid | 0 | POL | −37N | +31B | =36N | −16B | =?B | +56N | =38B | −40N | +52B | 4.5 | 35.0 | 35.0 | 16.00 | 640 | 0.0 |
| 36 | Olszanski, Bartosz | 0 | POL | +?B | −1N | =35B | +?N | −23B | −8N | +?B | −22N | +54B | 4.5 | 33.5 | 33.5 | 5.75 | 720 | 0.0 |
| 37 | FIDE 91183766 | 0 | — | +35B | −12N | −43B | −47N | +?B | +50N | −41B | +?N | =?N | 4.5 | 26.5 | 26.5 | 8.50 | 1326 | 0.0 |
| 38 | Pilka, Oskar | 0 | POL | +?N | −6B | +?N | −29B | +?N | −?B | =35N | −17B | +41N | 4.5 | 25.5 | 25.5 | 6.25 | 694 | 0.0 |
| 39 | Mackowiak, Krystian | 1535 | POL | =16N | +18B | −15B | +45N | −20B | +22N | =12B | −9N | −27N | 4.0 | 46.0 | 50.0 | 21.00 | 1471 | -3.6 |
| 40 | Gawronski, Cezary | 1438 | POL | +50N | =22B | +16N | −5B | =18N | −25B | −13N | +35B | −28N | 4.0 | 44.0 | 48.0 | 20.00 | 946 | -5.6 |
| 41 | Zawisza, Milosz | 0 | POL | =?B | −23N | +32B | −22B | +45N | =30B | +37N | −12N | −38B | 4.0 | 39.5 | 39.5 | 16.00 | 702 | 0.0 |
| 42 | FIDE 91156491 | 0 | — | +29N | −34B | −27N | +31B | −30N | −13B | +57N | +55B | −24N | 4.0 | 38.5 | 41.5 | 16.00 | 769 | 0.0 |
| 43 | FIDE 91175763 | 0 | — | −27N | +57B | +37N | −7B | −52B | −48N | +50B | +?N | −26B | 4.0 | 35.5 | 35.5 | 11.50 | 639 | 0.0 |
| 44 | Kolenda, Krzysztof | 0 | POL | F | +?B | −?N | −9N | +?B | +27B | −21N | +30B | −11N | 4.0 | 28.0 | 28.0 | 10.00 | 674 | 0.0 |
| 45 | Dzierzega, Leon | 0 | POL | +?N | =11B | −34N | −39B | −41B | +54N | −?B | =53N | +?B | 4.0 | 25.5 | 25.5 | 8.25 | 1441 | 0.0 |
| 46 | Olszowski, Aleksander | 0 | POL | +?N | −?B | +?N | +?B | −4N | −29B | +?N | −11B | −30N | 4.0 | 22.5 | 22.5 | 0.00 | 692 | 0.0 |
| 47 | Jakubowski, Tomasz | 0 | POL | −11N | +?B | −24N | +37B | −27N | −?B | −?N | +?B | +?N | 4.0 | 20.5 | 20.5 | 4.50 | 704 | 0.0 |
| 48 | Heryszek, Maksymilian | 0 | POL | −7N | −?B | +?N | +?B | −24N | +43B | −27N | −?B | +?N | 4.0 | 20.5 | 20.5 | 4.00 | 1379 | 0.0 |
| 49 | Michalski, Igor | 0 | POL | +?N | −4B | −?N | +58B | +?N | −18B | −31N | +?B | −?N | 4.0 | 18.5 | 18.5 | 1.50 | 718 | 0.0 |
| 50 | Kirilov, Fabian | 0 | POL | −40B | −?N | +?B | −?N | +?N | −37B | −43N | +?B | +55N | 4.0 | 15.5 | 15.5 | 3.00 | 640 | 0.0 |
| 51 | FIDE 545020299 | 0 | — | −?N | +?B | −?N | +?B | −21N | +?B | −30N | +?B | −29N | 4.0 | 15.5 | 15.5 | 0.00 | 707 | 0.0 |
| 52 | Van Der Coghen, Wiktor | 0 | POL | −4N | −?B | +?N | +?B | +43N | −21B | −24N | =?B | −35N | 3.5 | 25.5 | 25.5 | 4.00 | 729 | 0.0 |
| 53 | Golemo, Aleksander | 0 | POL | −6N | +?B | −29N | +?B | −?N | −?B | −?N | =45B | +?N | 3.5 | 15.5 | 15.5 | 2.00 | 667 | 0.0 |
| 54 | Sokolowski, Gustaw | 0 | POL | =?N | −?B | −18N | +?B | −?N | −45B | +?N | +?B | −36N | 3.5 | 14.0 | 14.0 | 0.00 | 767 | 0.0 |
| 55 | Grzybek, Stanislaw | 0 | POL | −1B | +?N | −9B | +?N | −26B | −?N | +?B | −42N | −50B | 3.0 | 28.0 | 28.0 | 0.00 | 648 | 0.0 |
| 56 | FIDE 91178169 | 0 | — | −33B | +?N | −26B | −8N | +?N | −35B | +?N | −?B | −?N | 3.0 | 20.5 | 20.5 | 0.00 | 729 | 0.0 |
| 57 | FIDE 91183731 | 0 | — | −10B | −43N | +?B | −?N | −?B | +?N | −42B | −?N | +?B | 3.0 | 14.0 | 14.0 | 0.00 | 703 | 0.0 |
| 58 | FIDE 545020345 | 0 | — | −3B | −8N | +?B | −49N | −?N | −?B | −?N | −?B | =?B | 1.5 | 17.5 | 17.5 | 0.00 | 773 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Gatner, LeonPOL+126.88.5 pts · #2
- 2Oszutowski, AntoniPOL+94.08.0 pts · #1
- 3Lignar, KacperPOL+44.46.5 pts · #11
Top rating losers
- 1Mika, WiktorPOL-50.06.0 pts · #41
- 2Strozyk, BrunoPOL-48.46.5 pts · #25
- 3Stankowski, WiktorPOL-46.06.5 pts · #7
Biggest upsets
- R3+284 Elo gap
- R9+214 Elo gap