Pierwszy Dzien Jesieni 2025 Turniej A o I i K

Open SwissStandard

48 players participated in this 5-round tournament, held from 27 Sept 2025 to 28 Sept 2025 in Zabrze, Poland. Top 10 Elo average was 1843, and top seed was Piotr Rabenda (🇵🇱 POL, 1907).

Szymon Mackowiak (🇵🇱 POL, 1825) won with 5.0/5, ahead of Bartosz Przytocki (4.5) and Piotr Bochenek (4.0). Mackowiak won solo starting round 3.

The biggest upset came in round 1: Michal Krasniewski (1476) beat Jerzy Klementys (1702), a +226-point gap.

Location

🇵🇱Zabrze, Poland

Dates

27 Sept 2025 → 28 Sept 2025

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 5 rounds

Top seed

🇵🇱Piotr Rabenda1907

Avg top 10

1,843

Participants

Federations · 1 represented

🇵🇱Poland×48

Top 3

🥇
Szymon Mackowiak
🇵🇱POL·1825
5.0pts·2551perf+40.2
🥈
Bartosz Przytocki
🇵🇱POL·1700
4.5pts·2116perf+47.0
🥉
Piotr Bochenek
🇵🇱POL·1830
4.0pts·1951perf+29.2

How it unfolded

Top 6 · 5 rounds

Szymon Mackowiak led from R3; +0.5-point edge over the runner-up.

Co-leaders

Mackowiak5Przytocki4.5Bochenek4Wojtowicz3.5Kisielinski3.5Wojcik3.5

R3–R5 · LEAD HELD

Szymon Mackowiak held the sole lead from R3 through R5 without losing it.

WIN STREAKS · 2 top finishers

Szymon Mackowiak 5 wins (R1–R5)Piotr Bochenek 3 wins (R3–R5)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Szymon Mackowiak	*	—	—	—
2Bartosz Przytocki	—	*	1	—
3Piotr Bochenek	—	0	*	—
4Marek Wojtowicz	—	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	Pts	Bu C1	Bu	SB	Perf	Δ
1	Mackowiak, Szymon	1825	POL	+22N	+19B	+10N	+5B	+4N	5.0	13.0	15.5	15.50	2551	+40.2
2	Przytocki, Bartosz	1700	POL	+39N	+3B	=4N	+11B	+12N	4.5	13.5	15.0	13.25	2116	+47.0
3	Bochenek, Piotr	1830	POL	+21B	−2N	+22B	+31N	+13B	4.0	13.0	15.0	10.50	1951	+29.2
4	Becker, Krzysztof	1808	POL	+20B	+33N	=2B	+8N	−1B	3.5	16.0	18.0	10.75	1857	+15.2
5	Modzelewski, Filip	1866	POL	+23N	=14B	+18N	−1N	+24B	3.5	13.5	16.0	9.50	1862	+0.4
6	Kisielinski, Stanislaw	1828	POL	+24B	=16N	=9B	+32N	=7N	3.5	12.5	14.5	9.50	1835	+4.8
7	Wojtowicz, Marek	1858	POL	+26B	=31N	=16B	+19N	=6B	3.5	12.0	14.0	9.75	1832	-1.8
8	Pietrucha, Jaroslaw	1829	POL	+36N	+25B	=11N	−4B	+10N	3.5	12.0	14.0	9.00	1891	+8.6
9	Wojcik, Wojciech	1744	POL	+44N	=12B	=6N	=17B	+23N	3.5	12.0	13.0	8.25	1821	+22.0
10	Klimanek, Daniel	1769	POL	+32N	+15B	−1B	+16N	−8B	3.0	14.5	16.5	8.00	1736	-2.4
11	Balis, Sebastian	1805	POL	+37N	+17B	=8B	−2N	=20B	3.0	14.0	16.0	8.25	1720	-19.6
12	Gajzner, Ryszard	1871	POL	+29B	=9N	=31B	+30N	−2B	3.0	13.0	15.0	7.75	1771	-12.2
13	Rabenda, Piotr	1907	POL	+38N	=18B	=14N	+25B	−3N	3.0	12.5	14.5	7.50	1812	-22.8
14	Zimny, Karol	1740	POL	+43B	=5N	=13B	=15N	=17B	3.0	12.5	13.5	7.25	1725	-0.8
15	Krasniewski, Michal	1476	POL	+30N	−10N	+21B	=14B	=18N	3.0	12.0	14.5	8.50	1790	+82.8
16	Kotasinski, Szymon	1670	POL	+34N	=6B	=7N	−10B	+35B	3.0	12.0	14.0	7.50	1793	+34.0
17	Mazgaj, Bartosz	1515	POL	+42B	−11N	+29B	=9N	=14N	3.0	12.0	13.5	7.25	1801	+74.4
18	Cichocki, Aleksander	1767	POL	+48B	=13N	−5B	+28N	=15B	3.0	12.0	12.0	5.50	1678	-13.2
19	Zawada, Cezary	1695	POL	+47B	−1N	+41B	−7B	+33N	3.0	12.0	12.0	3.50	1716	+4.0
20	Piecuch, Szymon	1602	POL	−4N	=34B	+40N	+39B	=11N	3.0	10.0	11.5	5.50	1726	+32.8
21	Klopotowski, Dariusz	1622	POL	−3N	+45B	−15N	+43B	+31B	3.0	10.0	11.0	4.00	1678	+7.8
22	Tomaszowski, Krzysztof	1618	POL	−1B	+47N	−3N	+42B	=30B	2.5	13.0	13.0	2.75	1701	+21.2
23	Cichocki, Jakub	1628	POL	−5B	+46N	=28B	+26N	−9B	2.5	12.0	12.0	3.75	1661	+6.8
24	Rudzki, Artur	1621	POL	−6N	=39B	+34N	+27B	−5N	2.5	11.5	13.0	5.25	1645	+6.0
25	Malinowski, Tobiasz	1719	POL	+46B	−8N	+33B	−13N	=29B	2.5	11.0	11.0	3.25	1695	-4.0
26	Jozwiak, Wiktor	1512	POL	−7N	+36B	=27N	−23B	+39N	2.5	10.5	12.0	4.75	1642	+16.0
27	Brzoska, Mariusz	1668	POL	=28B	=35N	=26B	−24N	+32B	2.5	9.5	11.5	5.50	1599	-7.6
28	Koszarek, Jakub	0	POL	=27N	=41B	=23N	−18B	+40N	2.5	9.5	11.0	4.75	1673	0.0
29	Poloczek, Maja	1635	POL	−12N	+44B	−17N	+45B	=25N	2.5	9.5	10.5	3.25	1625	-4.0
30	Klementys, Jerzy	1702	POL	−15B	+48N	+43B	−12B	=22N	2.5	9.5	9.5	2.25	1591	-14.0
31	Burszczan, Piotr	1709	POL	+45N	=7B	=12N	−3B	−21N	2.0	13.5	14.5	4.25	1666	-12.4
32	Merten, Maciej	1537	POL	−10B	+42N	+35B	−6B	−27N	2.0	11.0	12.5	3.50	1670	+16.0
33	Trzopek, Fabian	1588	POL	+40N	−4B	−25N	+38B	−19B	2.0	11.0	12.5	3.50	1662	+19.2
34	Jania, Kamil	1418	POL	−16B	=20N	−24B	=37N	+44N	2.0	10.5	11.5	3.50	1531	+26.0
35	Trzcinska, Weronika	1729	POL	=41N	=27B	−32N	+36B	−16N	2.0	9.5	11.0	4.00	1532	-52.4
36	Guzik, Kamil	1622	POL	−8B	−26N	+47B	−35N	+43N	2.0	9.0	9.0	1.00	1532	-25.2
37	Pajer, Irena	1595	POL	−11B	=40B	−39N	=34B	+46N	2.0	8.0	8.0	1.75	1524	-20.4
38	Monka, Patryk	1666	POL	−13B	−43N	+46B	−33N	+45B	2.0	7.0	7.0	1.00	1537	-36.0
39	Koziel, Jan	1439	POL	−2B	=24N	+37B	−20N	−26B	1.5	12.5	14.5	3.25	1457	+3.6
40	Bozek, Franciszek	1796	POL	−33B	=37N	−20B	+41N	−28B	1.5	9.5	11.0	2.50	1489	-64.0
41	Zadora, Maciej	1522	POL	=35B	=28N	−19N	−40B	=42N	1.5	9.0	10.5	3.00	1540	+2.8
42	Rabenda, Grzegorz	1719	POL	−17N	−32B	+44N	−22N	=41B	1.5	9.0	10.0	1.75	1394	-85.6
43	Ujma, Mateusz	1523	POL	−14N	+38B	−30N	−21N	−36B	1.0	10.5	12.5	2.00	1430	-10.6
44	Chmielewski, Ziemowit	1525	POL	−9B	−29N	−42B	+47N	−34B	1.0	9.5	9.5	0.00	1351	-43.6
45	Maciusiak, Joanna	1509	POL	−31B	−21N	+48B	−29N	−38N	1.0	9.5	9.5	0.00	1383	-14.8
46	Socha, Maja	1521	POL	−25N	−23B	−38N	F	−37B	0.0	9.0	9.0	0.00	849	-53.2
47	Beier, Tymoteusz	1434	POL	−19N	−22B	−36N	−44B	F	0.0	8.5	8.5	0.00	816	-42.0
48	Kupczyk, Jan	1535	POL	−18N	−30B	−45N	F	—	0.0	6.5	6.5	0.00	855	-34.4

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Krasniewski, MichalPOL
+82.8
3.0 pts · #11
2Mazgaj, BartoszPOL
+74.4
3.0 pts · #19
3Przytocki, BartoszPOL
+47.0
4.5 pts · #2

Top rating losers

1Rabenda, GrzegorzPOL
-85.6
1.5 pts · #40
2Bozek, FranciszekPOL
-64.0
1.5 pts · #39
3Socha, MajaPOL
-53.2
0.0 pts · #46

Biggest upsets

R1+226 Elo gap
Krasniewski, Michal1476 beat Klementys, Jerzy1702
R1+208 Elo gap
Trzopek, Fabian1588 beat Bozek, Franciszek1796
R1+204 Elo gap
Mazgaj, Bartosz1515 beat Rabenda, Grzegorz1719