CChessStats

309th YMCA Autumn 2025-D Round 7-10

Round-RobinStandard

12 players participated in this 10-round tournament, held from 04 Nov 2025 to 25 Nov 2025 in Warszawa, Poland. Top 10 Elo average was 1519, and top seed was Anna Mackiewicz (🇵🇱 POL, 1709).

Aisha Martin (🇵🇱 POL, 1429) won with 5.0/10, ahead of Marcin Dzierzko (4.0) and Radoslaw Matyszkiewicz (4.0). Martin took the lead from round 5.

The biggest upset came in round 9: Aisha Martin (1429) beat Anna Mackiewicz (1709), a +280-point gap.

Location
🇵🇱Warszawa, Poland
Dates
04 Nov 2025 → 25 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 10 rounds
Top seed
🇵🇱Anna Mackiewicz1709
Avg top 10
1,519
Participants
12
Federations · 1 represented
🇵🇱Poland×12
Top 3

How it unfolded

Top 12 · 10 rounds

Aisha Martin led from R5 onwards, the runner-up race stayed tight. Title race converged from 12 co-leaders at R4 to 1 by R5.

Co-leaders
12
12
12
12
1
3
2
1
1
1
#1#2#6#12R1R2R3R4R5R6R7R8R9R10
R5–R10 · LEAD HELD

Aisha Martin never relinquished the lead after R5; final gap +1.0 over the runner-up.

R6 · HEAD-TO-HEAD · WINNER VS 2ND

Aisha Martin lost to Marcin Dzierzko (Black).

WIN STREAKS · 2 top finishers

Aisha Martin 4 wins (R7–R10)Radoslaw Matyszkiewicz 3 wins (R8–R10)

Cross-table

#PlayerElo123456789101112PtsSBBhΔ EloPerf
1🇵🇱Martin, Aisha1429*0111115.010.5014.5+107.61789
2🇵🇱Dzierzko, Marcin16011*½1½14.09.0011.0+17.61723
4🇵🇱Matyszkiewicz, Radoslaw15560*11114.04.509.5+2.61578
6🇵🇱Przybylik, Mariusz15000*11½13.54.7510.5-3.61447
7🇵🇱Dabrowski, Leszek1487½0*112.53.509.0+2.21504
3🇵🇱Florczak, Witold144600*112.02.0010.0+9.81531
8🇵🇱Golebiowski, Sebastian0½00*11.53.0012.50.01457
5🇵🇱Sloniewski, Wojciech1434½0*011.52.758.0-11.61384
10🇵🇱Moszczynski-Petkowski, Rafal1484001*001.01.5012.5-61.21240
9🇵🇱Chojnacki, Grzegorz15400001*1.01.009.5-37.21328
11🇵🇱Mackiewicz, Anna17090001*1.01.009.5-18.61255
12🇵🇱Grad, Krzysztof00000*0.00.0014.00.0724

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets