CChessStats

Torun Chess Summer - Grupa A 2025

Open SwissStandard

20 players participated in this 5-round tournament, held from 16 Aug 2025 to 17 Aug 2025 in Torun, Poland. Top 10 Elo average was 1686, and top seed was Mateusz Rabiej (🇵🇱 POL, 1792).

Adam Joachimiak (🇵🇱 POL, 1654) won with 4.5/5, ahead of Ignacy Czachurski (4.0) and Tomasz Grochulski (3.5). Joachimiak won solo starting round 3.

The biggest upset came in round 1: Antoni Stando (1575) beat Ignacy Czachurski (1756), a +181-point gap.

Location
🇵🇱Torun, Poland
Dates
16 Aug 2025 → 17 Aug 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇵🇱Mateusz Rabiej1792
Avg top 10
1,686
Participants
20
Federations · 1 represented
🇵🇱Poland×20
Top 3

How it unfolded

Top 6 · 5 rounds

Adam Joachimiak led from R3; +0.5-point edge over the runner-up.

Co-leaders
8
3
1
1
1
1.52.545R1R2R3R4R5
R3–R5 · LEAD HELD

Adam Joachimiak held the sole lead from R3 through R5 without losing it.

WIN STREAKS · 2 top finishers

Adam Joachimiak 4 wins (R1–R4)Ignacy Czachurski 4 wins (R2–R5)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Adam Joachimiak*
½
1
2Ignacy Czachurski*
3Szymon Lasecki
½
*
4Tomasz Grochulski
0
*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Joachimiak, Adam1654POL+17B+16N+6N+3B=4N4.511.512.510.752431+76.0
2Czachurski, Ignacy1756POL6B+19N+18B+5N+9B4.010.011.08.001811+16.8
3Grochulski, Tomasz1721POL=9N+7B+8N1N+10B3.513.015.59.751752+8.0
4Lasecki, Szymon0POL=7N=9B+12B+6N=1B3.513.015.010.0016500.0
5Lewandowski, Szymon1640POL+20N=8B+10N2B+11N3.512.013.07.501726+9.2
6Stando, Antoni1575POL+2N+13N1B4B+14N3.014.015.57.501879+65.6
7Borkowski, Jan1593POL=4B3N+15B=8B+13N3.012.013.56.751732+29.6
8Grochulski, Krzysztof1692POL+18B=5N3B=7N+12B3.012.013.06.251705+2.0
9Bartczak, Lukasz1572POL=3B=4N=16B+14B2N2.512.514.05.751731+33.6
10Szwarc, Cyprian1504POL+14N+12N5B=11B3N2.511.513.04.751659+40.4
11Dabrowski, Wladyslaw1585POL16B+17N+13B=10N5B2.59.510.54.251612+4.8
12Pawlowski, Pawel1665POL+15N10B4N+17B8N2.010.511.52.501522-14.6
13Wruk, Aleksander1683POL+19N6B11N+18B7B2.09.510.52.001494-51.2
14Drapala, Lukasz1668POL10B=15N+19B9N6B1.59.510.51.751376-78.8
15Banach, Bartosz1449POL12B=14B7N20B+17N1.57.58.51.751506+9.6
16Rabiej, Mateusz1792POL+11N1B=9N1.57.09.53.751606-29.2
17Urbanski, Jacek1441POL1N11B+20N12N15B1.010.511.51.00790-24.8
18Szargiej, Michal1541POL8N+20B2N13N19B1.010.011.01.00860-28.0
19Tucholski, Hubert1528POL13B2B14NF+18N1.08.58.51.001467-13.2
20Gesicki, Zbigniew0POL5B18N17B+15NF1.07.07.01.5013260.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets