XII TSz MIEDZYZDROJE 2026 - grupa B

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19 players participated in this 9-round tournament, held from 08 May 2026 to 17 May 2026 in Miedzyzdroje, Poland. Top 10 Elo average was 1523, and top seed was Szymon Chojna (🇵🇱 POL, 1582).

Antoni Modzelan (🇵🇱 POL, 1472) won with 6.0/9, ahead of Aleksander Kiecana (6.0) and Stanislaw Maciaszek (6.0). Modzelan shared the lead from round 8, winning on tie-break.

Location

🇵🇱Miedzyzdroje, Poland

Dates

08 May 2026 → 17 May 2026

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 9 rounds

Top seed

🇵🇱Szymon Chojna1582

Avg top 10

1,523

Participants

Federations · 1 represented

🇵🇱Poland×19

Top 3

🥇
Antoni Modzelan
🇵🇱POL·1472
6.0pts·1601perf+55.2
🥈
Aleksander Kiecana
🇵🇱POL·1566
6.0pts·1579perf+2.4
🥉
Stanislaw Maciaszek
🇵🇱POL·1520
6.0pts·1426perf-13.0

How it unfolded

Top 6 · 9 rounds

Tight race until R9; 3 players tied at 6.0/9, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 3 at the finish.

Co-leaders

Modzelan6Kiecana6Maciaszek6Krysztofiak5.5Mastalerek5.5Latoszewski—

R7 · LEADER CHANGE15 May

Mariusz Mastalerek takes the sole lead (5.5/7).

R9 · TIEBREAK CLUSTER

3 players finish on 6.0/9. Modzelan takes the title on Buchholz Cut1 (42.5).

R1 · HEAD-TO-HEAD · WINNER VS 2ND

Antoni Modzelan beat Aleksander Kiecana (Black).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Antoni Modzelan	*	1	½	1
2Aleksander Kiecana	0	*	—	½
3Stanislaw Maciaszek	½	—	*	0
4Victoria Krysztofiak	0	½	1	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Modzelan, Antoni	1472	POL	+2N	+12B	−4N	+11B	−7B	=6N	+9N	+5B	=3B	6.0	42.5	46.5	29.75	1601	+55.2
2	Kiecana, Aleksander	1566	POL	−1B	−8N	+17B	=10N	+15N	+13B	=5N	+4B	+14N	6.0	35.5	37.5	21.50	1579	+2.4
3	Maciaszek, Stanislaw	1520	POL	+17N	=4B	−5N	+18B	+13B	+16N	−7N	+14B	=1N	6.0	33.0	35.0	18.25	1426	-13.0
4	Mastalerek, Mariusz	1460	POL	+15B	=3N	+1B	+6N	=5N	=7B	+8B	−2N	−10B	5.5	44.0	47.0	28.00	1608	+57.6
5	Krysztofiak, Victoria	1475	POL	=16B	+19N	+3B	+7N	=4B	−8N	=2B	−1N	+17B	5.5	38.5	40.0	22.00	1620	+56.4
6	Korzeniec, Jaroslaw	1479	POL	+14N	+13B	−7N	−4B	+11N	=1B	−12N	+9B	+8B	5.5	37.5	40.5	22.50	1347	-17.6
7	Latoszewski, Jan	1499	POL	F	+11N	+6B	−5B	+1N	=4N	+3B	+8N	—	5.5	37.5	37.5	29.25	1630	+35.2
8	Matwiejczuk, Maja	0	POL	−12N	+2B	+10N	+16B	+9N	+5B	−4N	−7B	−6N	5.0	41.0	43.5	23.00	1514	0.0
9	Rozanski, Dominik	1522	POL	−11B	+17N	+14B	=13N	−8B	+10N	−1B	−6N	+19N	4.5	33.0	34.5	12.50	1367	-25.2
10	Michalski, Alexander	0	POL	−13B	+15N	−8B	=2B	+18N	−9B	+19N	F	+4N	4.5	30.5	30.5	15.00	1561	0.0
11	Matwiejczuk, Marika	0	POL	+9N	−7B	+12N	−1N	−6B	−14B	+13N	+19B	−15N	4.0	34.5	36.0	13.00	1458	0.0
12	Jedrzejczyk, Michal	1529	POL	+8B	−1N	−11B	+14N	−16N	+18B	+6B	—	—	4.0	26.0	28.0	15.50	1386	-23.2
13	Czerwinski, Milosz	0	POL	+10N	−6N	+19B	=9B	−3N	−2N	−11B	−15B	=18N	3.0	35.5	37.0	9.25	1331	0.0
14	Janowski, Konrad	0	POL	−6B	F	−9N	−12B	+17N	+11N	+16B	−3N	−2B	3.0	34.5	34.5	8.50	1260	0.0
15	Sztangret, Kornel	1530	POL	−4N	−10B	−18N	F	−2B	−19B	+17N	+13N	+11B	3.0	28.5	28.5	9.00	717	-62.4
16	Chojna, Szymon	1582	POL	=5N	+18B	F	−8N	+12B	−3B	−14N	—	—	2.5	25.5	25.5	8.75	1508	-12.4
17	Matwiejczuk, Monika	0	POL	−3B	−9B	−2N	+19N	−14B	F	−15B	+18N	−5N	2.0	31.5	31.5	3.50	1250	0.0
18	Matwiejczuk, Milan	0	POL	=19B	−16N	+15B	−3N	−10B	−12N	F	−17B	=13B	2.0	26.5	26.5	5.25	1388	0.0
19	Matwiejczuk, Marcin	1525	POL	=18N	−5B	−13N	−17B	F	+15N	−10B	−11N	−9B	1.5	28.5	28.5	4.00	1384	-22.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Mastalerek, MariuszPOL
+57.6
5.5 pts · #3
2Krysztofiak, VictoriaPOL
+56.4
5.5 pts · #2
3Modzelan, AntoniPOL
+55.2
6.0 pts · #1

Top rating losers

1Sztangret, KornelPOL
-62.4
3.0 pts · #19
2Rozanski, DominikPOL
-25.2
4.5 pts · #16
3Jedrzejczyk, MichalPOL
-23.2
4.0 pts · #14