31. Bad Bertricher Schachtage 2025 Seniorenturnier over 50

SwissStandard

72 players participated in this 9-round tournament, held from 18 Jul 2025 to 26 Jul 2025 in Bad Bertrich, Germany. 10 titled players from 7 federations. Top 10 Elo average was 2228, and top seed was Keith C Arkell (🇬🇧 ENG, GM, 2356).

Dieter Pirrot (🇩🇪 GER, IM, 2316) won with 7.5/9, ahead of Keith C Arkell (7.5) and Arndt Miltner (6.5). Pirrot shared the lead from round 6, winning on tie-break.

The biggest upset came in round 7: Alexander Witt (1606) beat Hans Loeffler (1905), a +299-point gap.

Location

🇩🇪Bad Bertrich, Germany

Dates

18 Jul 2025 → 26 Jul 2025

Time control

Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1

System

Swiss · 9 rounds

Top seed

🇬🇧GMKeith C Arkell2356

Avg top 10

2,228

Participants

Titled players · 10

GM×2

IM×1

FM×7

Federations · 7 represented

🇩🇪Germany×60

🇬🇧England×4

🇳🇱Netherlands×3

🇱🇺Luxembourg×2

🇧🇪Belgium×1

🇫🇮Finland×1

🇨🇭Switzerland×1

Top 3

🥇
IMDieter Pirrot
🇩🇪GER·2316
7.5pts·2398perf+9.4
🥈
GMKeith C Arkell
🇬🇧ENG·2356
7.5pts·2414perf+6.7
🥉
FMArndt Miltner
🇩🇪GER·2215
6.5pts·2196perf+0.1

How it unfolded

Top 6 · 9 rounds

Tight race until R9; 2 players tied at 7.5/9, decided on Buchholz. Title race narrowed from 4 co-leaders at R4 to 2 at the finish.

Co-leaders

Arkell7.5Pirrot7.5Adibekian6.5Miltner6.5Polster6Stillger6— ex-leaders:Hessled R5, #9

R9 · TIEBREAK CLUSTER

2 players finish on 7.5/9. Pirrot takes the title on Buchholz Cut1 (46.5).

R5 · HEAD-TO-HEAD · WINNER VS 2ND

GM Keith C Arkell drew with IM Dieter Pirrot (Black).

R1–R3 · WIN STREAK

GM Keith C Arkell won 3 in a row (R1–R3).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1GMKeith C Arkell	*	½	—	—
2IMDieter Pirrot	½	*	1	½
3Roubik Adibekian	—	0	*	—
4FMArndt Miltner	—	½	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	R9	Pts	Bu C1	Bu	SB	Perf	Δ
1	Pirrot, DieterIM	2316	GER	+32B	=27N	+30B	+13N	=2B	+4N	+6B	=3N	+10B	7.5	46.5	51.0	41.75	2398	+9.4
2	Arkell, Keith CGM	2356	ENG	+17N	+19B	+11N	=10B	=1N	+28B	+13N	=5B	+6N	7.5	46.5	51.0	41.50	2414	+6.7
3	Miltner, ArndtFM	2215	GER	+39N	−45B	=43N	+17B	+42N	+23B	+11N	=1B	=5N	6.5	42.0	46.0	33.25	2196	+0.1
4	Adibekian, Roubik, Dr.	2202	GER	=43N	+46B	=21N	+45B	+7N	−1B	=14N	+29B	+11N	6.5	42.0	46.0	31.25	2211	+6.2
5	Westerinen, Heikki M.J.GM	2205	FIN	+31B	=12N	=18B	+29N	+16B	=6N	=10B	=2N	=3B	6.0	46.0	50.5	32.50	2198	+0.2
6	Hess, ChristianFM	2178	GER	=37N	+40B	+42N	+14B	+10N	=5B	−1N	+28B	−2B	6.0	45.5	49.5	29.25	2234	+16.4
7	Stillger, BernhardFM	2183	GER	+25B	+35N	=15B	=22N	−4B	+12N	=28N	=14B	+21N	6.0	42.5	47.0	30.25	2190	+3.4
8	Polster, Wolfgang, Dr.	2128	GER	+47B	=42N	=12B	−16N	=31B	+32N	+15B	=10N	+20B	6.0	40.0	44.0	28.75	2081	-9.8
9	Hillenbrand, Michael	2137	GER	+33B	−15N	+47B	=18N	−12B	+44B	=45N	+50N	+23B	6.0	37.5	41.5	26.00	2060	-16.4
10	Dittmar, PeterFM	2128	GER	+56N	+16B	+23N	=2N	−6B	+38B	=5N	=8B	−1N	5.5	48.0	51.5	28.25	2162	+11.2
11	Perlitz, Sven	2120	GER	+34B	+58N	−2B	=12N	+15B	+22N	−3B	+17N	−4B	5.5	46.5	50.0	26.75	2148	+8.8
12	Bien, Stefan	1971	GER	+52N	=5B	=8N	=11B	+9N	−7B	=21N	+19B	=13N	5.5	45.0	49.0	29.00	2154	+44.8
13	Heck, NorbertFM	2122	GER	+48N	+24B	+45N	−1B	=22B	+36N	−2B	=26N	=12B	5.5	44.0	48.0	25.25	2166	+11.8
14	Kessler, Andreas	2084	GER	+41B	+64N	=22B	−6N	=58B	+18N	=4B	=7N	=16N	5.5	42.0	45.0	25.75	2124	+11.4
15	Heikaus, Frank	1953	GER	+49N	+9B	=7N	−28B	−11N	+56B	−8N	+43B	+27B	5.5	40.5	44.0	25.00	2107	+69.5
16	Spanton, Tim R	1946	ENG	+66B	−10N	+62B	+8B	−5N	+20N	−22B	+30N	=14B	5.5	40.5	43.5	24.25	2114	+40.6
17	Schopf, Martin	1914	GER	−2B	=55N	+63B	−3N	+68B	+62N	+27B	−11B	+29N	5.5	38.0	40.5	19.25	2045	+29.2
18	Mueller-Dehn, Christian, Dr.	1978	GER	+38N	=28B	=5N	=9B	=44N	−14B	=43N	+54B	=25N	5.0	39.5	43.0	22.75	2031	+12.0
19	Krueger, Norbert	2004	GER	+53B	−2N	=34B	=32N	=33B	+31N	=50B	−12N	+44B	5.0	39.0	42.5	20.75	1981	-7.6
20	Christen, Pierre	2008	LUX	=63N	−21B	+40N	=37B	+43N	−16B	+39N	+35B	−8N	5.0	38.5	41.5	21.25	1973	-8.8
21	Glaeser, Wilfried	2042	GER	=62B	+20N	=4B	=64N	=50B	=58N	=12B	+45N	−7B	5.0	37.5	40.5	21.75	2029	-3.2
22	Balduan, MarkusFM	2247	GER	+69N	+29B	=14N	=7B	=13N	−11B	+16N	=23B	—	5.0	37.5	40.0	23.50	2140	-19.8
23	Schwarz, Ingo	2014	GER	+55B	+71N	−10B	=50N	+64B	−3N	+58B	=22N	−9N	5.0	37.0	38.0	15.50	2032	+3.6
24	Hacker, Thomas	1928	GER	+68B	−13N	+66B	−26N	=34B	+41N	F	=33N	+48B	5.0	35.5	38.0	18.50	1956	+6.6
25	Costello, Colin A	1880	ENG	−7N	−52B	+61N	−53B	+71N	=48B	+46N	+42B	=18B	5.0	34.0	35.0	17.00	1860	-4.4
26	Koehler, Ronald	2085	GER	=40N	+37B	=44N	+24B	−28N	=45B	+42N	=13B	—	5.0	32.0	36.0	22.50	2075	-1.8
27	Gruschinski, Rainer	1988	GER	+60N	=1B	=28N	=39B	−38N	+37B	−17N	+40B	−15N	4.5	41.0	44.5	20.75	1950	-10.6
28	Kocur, AloisFM	2243	GER	+59B	=18N	=27B	+15N	+26B	−2N	=7B	−6N	—	4.5	39.5	43.0	21.75	2121	-21.6
29	Stern, Robert	1988	ENG	+67B	−22N	+41B	−5B	+53N	=50N	+38B	−4N	−17B	4.5	39.5	42.5	17.50	1952	-8.6
30	Pruesse, Horst	2017	GER	+54N	=44B	−1N	=43B	=37N	=39B	+48N	−16B	=40N	4.5	38.5	42.0	18.25	1924	-23.2
31	Hiller, Joachim	1898	GER	−5N	−38B	+51N	+54B	=8N	−19B	+41N	−36B	+56N	4.5	38.0	41.5	18.50	1921	+4.4
32	Goris, Ton	1911	NED	−1N	=53B	+60N	=19B	=48N	−8B	=54N	+51B	=35N	4.5	38.0	41.5	17.75	1920	0.0
33	Bogumil-Schott, Edgar, Dr.	1874	GER	−9N	=49B	=53N	+65B	=19N	=35B	=44N	=24B	=39N	4.5	36.5	39.5	18.25	1897	+5.2
34	Botvinnik, Alexey	1832	GER	−11N	+61B	=19N	=35B	=24N	−42B	+55N	=44B	=37N	4.5	36.0	39.5	18.50	1908	+17.6
35	Harsch, Martin	1959	SUI	+57B	−7B	=46N	=34N	=62B	=33N	+49B	−20N	=32B	4.5	36.0	39.0	17.75	1873	-20.2
36	Kolthoff, Siegmund	2063	GER	−46N	+63B	+54N	=44B	+39N	−13B	F	+31N	F	4.5	35.5	38.5	17.50	1997	-9.8
37	Duijker, Bert	1877	NED	=6B	−26N	+67B	=20N	=30B	−27N	=62B	+65N	=34B	4.5	35.5	38.5	17.50	1935	+13.0
38	Fox, Pierre	1735	BEL	−18B	+31N	=58B	+59N	+27B	−10N	−29N	+64B	F	4.5	35.5	38.5	17.25	2008	+54.8
39	Krause, Peter	1899	GER	−3B	+65N	+68B	=27N	−36B	=30N	−20B	+62N	=33B	4.5	35.5	38.0	15.25	1927	+6.6
40	Launert, Martin, Dr.	1831	GER	=26B	−6N	−20B	=67N	+57B	+53N	+64B	−27N	=30B	4.5	35.0	38.0	16.25	1941	+23.8
41	Seyffer, Armin	1821	GER	−14N	+72B	−29N	=49B	+46N	−24B	−31B	+53N	+54N	4.5	34.5	34.5	13.00	1826	+6.0
42	Walther, Reinhard	1945	GER	+51N	=8B	−6B	+55N	−3B	+34N	−26B	−25N	=46B	4.0	41.0	44.5	17.00	1913	-8.0
43	Bopp, Sven	1881	GER	=4B	=62N	=3B	=30N	−20B	+63N	=18B	−15N	=49B	4.0	40.0	43.0	17.75	1923	+8.0
44	Steiger, Michael	1921	GER	+70B	=30N	=26B	=36N	=18B	−9N	=33B	=34N	−19N	4.0	39.0	41.0	16.00	1903	-2.0
45	Stern, Geoffrey	1974	LUX	+65B	+3N	−13B	−4N	+47B	=26N	=9B	−21B	—	4.0	38.5	41.5	19.00	2047	+15.4
46	Leimkuehler, Dirk	1815	GER	+36B	−4N	=35B	−58N	−41B	+67N	−25B	+68B	=42N	4.0	35.5	38.0	14.25	1868	+10.8
47	Pews, Kristine	1840	GER	−8N	+51B	−9N	+52B	−45N	−54B	=68N	=55B	+63N	4.0	34.0	36.5	14.00	1811	-8.2
48	Wallhof, Dieter	1835	GER	−13B	−68N	+70B	+66N	=32B	=25N	−30B	+57N	−24N	4.0	33.5	35.5	13.25	1776	-12.6
49	Mayer, Rolf	1703	GER	−15B	=33N	=59B	=41N	+69B	=64N	−35N	=56B	=43N	4.0	33.0	35.5	14.00	1853	+34.6
50	Kopischke, Maik	1890	GER	F	+57N	+71B	=23B	=21N	=29B	=19N	−9B	—	4.0	30.0	30.0	14.25	1985	+15.0
51	Wehrle, Guido	1666	GER	−42B	−47N	−31B	=70N	+72B	=59N	+63B	−32N	+65B	4.0	28.5	28.5	8.75	1726	+14.0
52	Zimmer, Franz	1727	GER	−12B	+25N	−64B	−47N	−63B	=68N	=70B	+71N	+62B	4.0	28.0	29.0	11.25	1704	-6.6
53	Bausch, Jean	1789	GER	−19N	=32N	=33B	+25N	−29B	−40B	=59N	−41B	+68N	3.5	36.0	38.5	13.75	1792	-0.2
54	Goris-Schouwstra, Adry	1808	NED	−30B	+70N	−36B	−31N	+66B	+47N	=32B	−18N	−41B	3.5	34.5	36.5	11.25	1773	-8.6
55	Kaehnert, Marc	1805	GER	−23N	=17B	+69N	−42B	−56N	+61B	−34B	=47N	=57B	3.5	33.5	36.0	12.50	1769	-9.0
56	Schmitt, Harald	1857	GER	−10B	−66N	+57B	=68N	+55B	−15N	=65B	=49N	−31B	3.5	32.5	35.0	11.75	1727	-32.4
57	Klicker, Fritz	1723	GER	−35N	−50B	−56N	+60B	−40N	+71B	+66N	−48B	=55N	3.5	30.5	31.5	9.25	1689	-7.4
58	Lorenz, Michael	1923	GER	+61N	−11B	=38N	+46B	=14N	=21B	−23N	—	—	3.5	29.5	33.0	15.00	1917	-0.2
59	Leyens, Klaus	1900	GER	−28N	=60B	=49N	−38B	=65N	=51B	=53B	+61N	—	3.5	27.5	30.5	12.50	1739	-71.2
60	Krumland, Frank	1778	GER	−27B	=59N	−32B	−57N	+70B	−65N	+67B	−63N	+69B	3.5	27.5	29.5	9.25	1719	-13.8
61	Witt, Alexander	1606	GER	−58B	−34N	−25B	+72N	=67B	−55N	+69B	−59B	+70N	3.5	27.5	27.5	6.00	1686	+14.0
62	Single, Uwe	1810	GER	=21N	=43B	−16N	+71B	=35N	−17B	=37N	−39B	−52N	3.0	37.5	38.5	10.00	1713	-19.8
63	Schomann, Michael	1805	GER	=20B	−36N	−17N	=69B	+52N	−43B	−51N	+60B	−47B	3.0	34.5	37.0	11.25	1739	-16.4
64	Kocur, Beata	1914	GER	+72N	−14B	+52N	=21B	−23N	=49B	−40N	−38N	—	3.0	32.5	32.5	8.50	1744	-34.8
65	Arendt, Detlef	1733	GER	−45N	−39B	+72N	−33N	=59B	+60B	=56N	−37B	−51N	3.0	32.0	32.0	7.00	1680	-24.4
66	Hinrichs, Cordula	1683	GER	−16N	+56B	−24N	−48B	−54N	=69N	−57B	=67N	+72B	3.0	30.5	30.5	6.25	1674	-6.0
67	Schwichtenberg, Juergen	1765	GER	−29N	=69B	−37N	=40B	=61N	−46B	−60N	=66B	+71N	3.0	30.0	31.0	7.75	1618	-30.4
68	Jovi, Klaus	1639	GER	−24N	+48B	−39N	=56B	−17N	=52B	=47B	−46N	−53B	2.5	34.5	38.0	9.75	1679	+6.6
69	Loeffler, Hans	1905	GER	−22B	=67N	−55B	=63N	−49N	=66B	−61N	+70B	−60N	2.5	28.5	30.5	6.50	1601	-71.4
70	Beitz, Joanne	1465	GER	−44N	−54B	−48N	=51B	−60N	+72B	=52N	−69N	−61B	2.0	29.0	29.0	4.00	1510	+3.8
71	Manthe, Joern Horst	0	GER	F	−23B	−50N	−62N	−25B	−57N	+72N	−52B	−67B	1.0	27.5	27.5	0.00	1457	0.0
72	Walther, Renate	1422	GER	−64B	−41N	−65B	−61B	−51N	−70N	−71B	F	−66N	0.0	24.0	24.0	0.00	885	-27.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Heikaus, FrankGER
+69.5
5.5 pts · #10
2Fox, PierreBEL
+54.8
4.5 pts · #28
3Bien, StefanGER
+44.8
5.5 pts · #15

Top rating losers

1Loeffler, HansGER
-71.4
2.5 pts · #67
2Leyens, KlausGER
-71.2
3.5 pts · #54
3Kocur, BeataGER
-34.8
3.0 pts · #60

Biggest upsets

R7+299 Elo gap
Witt, Alexander1606 beat Loeffler, Hans1905
R5+253 Elo gap
Fox, Pierre1735 beat Gruschinski, Rainer1988
R1+248 Elo gap
Leimkuehler, Dirk1815 beat Kolthoff, Siegmund2063