Landeseinzelmeisterschaft Senioren Brandenburg 2026
Open SwissStandard
34 players participated in this 7-round tournament, held from 23 Feb 2026 to 27 Feb 2026 in Trebbin, Germany. 1 titled players. Top 10 Elo average was 2058, and top seed was Ralf Schoene (🇩🇪 GER, IM, 2219).
Gerhard Koehler (🇩🇪 GER, 2135) won with 5.5/7, ahead of Detlev Kuhne (5.5) and Erik Allgaier (4.5). Koehler shared the lead from round 6, winning on tie-break.
The biggest upset came in round 5: Boerje Pontus Persson (1566) beat Uwe Seigerschmidt (1834), a +268-point gap.
Location
🇩🇪Trebbin, Germany
Dates
23 Feb 2026 → 27 Feb 2026
Time control
Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1
System
Swiss · 7 rounds
Titled players · 1
IM×1
Federations · 1 represented
🇩🇪Germany×33
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsTight race until R7; 2 players tied at 5.5/7, decided on Buchholz.
Co-leaders
16
5
2
1
1
2
2
R7 · TIEBREAK CLUSTER
2 players finish on 5.5/7. Koehler takes the title on Buchholz Cut1 (26.0).
R3 · HEAD-TO-HEAD · WINNER VS 2ND
Gerhard Koehler lost to Detlev Kuhne (White).
WIN STREAKS · 2 top finishers
Gerhard Koehler 3 wins (R4–R6)Detlev Kuhne 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Gerhard Koehler | * | 0 | — | ½ |
| 2Detlev Kuhne | 1 | * | — | ½ |
| 3Ronald Witte | — | — | * | — |
| 4Olaf Erlach | ½ | ½ | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Koehler, Gerhard, Dr. | 2135 | GER | +15B | +18N | −2B | +10N | +9B | +3B | =5N | 5.5 | 26.0 | 29.5 | 21.75 | 2201 | +10.2 |
| 2 | Kuhne, Detlev | 2021 | GER | +26N | +22B | +1N | +9B | =3N | =5B | =4N | 5.5 | 26.0 | 29.0 | 22.25 | 2244 | +38.6 |
| 3 | Allgaier, Erik | 1914 | GER | +28N | +5B | =4N | +16B | =2B | −1N | =6N | 4.5 | 28.0 | 30.5 | 17.75 | 2110 | +31.2 |
| 4 | Schoene, RalfIM | 2219 | GER | +14N | =6B | =3B | =17N | =13B | +10N | =2B | 4.5 | 26.5 | 30.0 | 19.00 | 2045 | -13.2 |
| 5 | Erlach, Olaf | 2036 | GER | +21B | −3N | =15B | +11B | +22N | =2N | =1B | 4.5 | 26.5 | 29.5 | 17.75 | 2032 | +0.6 |
| 6 | Witte, Ronald | 1980 | GER | +8B | =4N | =7B | =24N | =10B | +16N | =3B | 4.5 | 25.5 | 28.5 | 18.25 | 2087 | +20.6 |
| 7 | Ellenberg, Ekkehard | 2052 | GER | +31N | =16B | =6N | =22B | =17B | =14N | +19B | 4.5 | 22.0 | 24.0 | 14.75 | 2004 | -7.6 |
| 8 | Bochow, Sven | 1786 | GER | −6N | −11B | +28N | +27B | +31N | =12B | +17N | 4.5 | 21.0 | 23.0 | 12.50 | 1923 | +18.2 |
| 9 | Heid, Michael | 2055 | GER | +25B | +13N | +24B | −2N | −1N | =17B | =11N | 4.0 | 25.5 | 28.5 | 13.75 | 2025 | -4.6 |
| 10 | Riekenbrauk, Joerg | 1925 | GER | =32N | +14B | +12N | −1B | =6N | −4B | +23N | 4.0 | 25.5 | 27.5 | 14.25 | 1999 | +14.0 |
| 11 | Berndt, Michael, Dr. | 1850 | GER | −24B | +8N | +18B | −5N | +15B | =13N | =9B | 4.0 | 24.0 | 27.0 | 15.50 | 2016 | +30.8 |
| 12 | Nowka, Oliver | 2014 | GER | +30B | =19N | −10B | =15N | +18B | =8N | =13B | 4.0 | 23.0 | 25.5 | 13.75 | 1938 | -13.0 |
| 13 | Scharrer, Udo | 1970 | GER | +29N | −9B | =23N | +31B | =4N | =11B | =12N | 4.0 | 22.0 | 24.0 | 12.25 | 1982 | +2.8 |
| 14 | Scheide, Helmut | 1856 | GER | −4B | −10N | +34B | +33N | +19B | =7B | =15N | 4.0 | 21.5 | 21.5 | 9.00 | 1937 | +11.4 |
| 15 | Dietz, Klaus-Detlef | 1853 | GER | −1N | +32B | =5N | =12B | −11N | +30B | =14B | 3.5 | 24.5 | 26.5 | 10.75 | 1909 | +9.6 |
| 16 | Ketelhoehn, Bernd | 1924 | GER | +20B | =7N | +19B | −3N | =24B | −6B | =18N | 3.5 | 24.0 | 27.0 | 12.50 | 1921 | +1.2 |
| 17 | Koenig, Frank | 1932 | GER | +33B | −24N | +21B | =4B | =7N | =9N | −8B | 3.5 | 24.0 | 25.5 | 11.50 | 1960 | +4.8 |
| 18 | Hehn, Hartmut | 1990 | GER | +23N | −1B | −11N | +29B | −12N | +20B | =16B | 3.5 | 23.5 | 26.0 | 10.75 | 1865 | -20.6 |
| 19 | Krneta, Slavko | 1874 | GER | +27N | =12B | −16N | +23B | −14N | +22B | −7N | 3.5 | 22.0 | 24.5 | 10.50 | 1866 | -2.4 |
| 20 | Persson, Boerje Pontus | 1566 | GER | −16N | +26B | −22N | =25N | +21B | −18N | +32B | 3.5 | 19.5 | 21.5 | 10.00 | 1851 | +46.0 |
| 21 | Seigerschmidt, Uwe | 1834 | GER | −5N | +28B | −17N | =32B | −20N | +29B | +27N | 3.5 | 19.0 | 21.0 | 8.50 | 1640 | -25.6 |
| 22 | Tornow, Michael | 1906 | GER | +34B | −2N | +20B | =7N | −5B | −19N | =25B | 3.0 | 24.5 | 24.5 | 7.25 | 1774 | -19.4 |
| 23 | Kaesemann, Holger, Dr. | 1786 | GER | −18B | +34N | =13B | −19N | =25B | +32N | −10B | 3.0 | 20.0 | 20.0 | 5.50 | 1751 | -5.8 |
| 24 | Pfitzer, Norbert, Prof. Dr. | 2073 | GER | +11N | +17B | −9N | =6B | =16N | F | F | 3.0 | 19.5 | 19.5 | 11.50 | 2020 | -6.6 |
| 25 | Beator, Juergen | 1843 | GER | −9N | =29B | =32N | =20B | =23N | =27B | =22N | 3.0 | 18.5 | 20.5 | 8.25 | 1730 | -36.4 |
| 26 | Doil, Juergen | 1832 | GER | −2B | −20N | =27N | −30B | +34B | =33N | +31N | 3.0 | 17.5 | 17.5 | 4.00 | 1640 | -50.4 |
| 27 | Zaretzke, Andreas | 0 | GER | −19B | =30N | =26B | −8N | +33B | =25N | −21B | 2.5 | 20.0 | 21.5 | 5.75 | 1710 | 0.0 |
| 28 | Mummert, Rene | 0 | GER | −3B | −21N | −8B | +34N | =29N | =31B | =30N | 2.5 | 19.5 | 19.5 | 3.50 | 1632 | 0.0 |
| 29 | Gaedicke, Volker | 1760 | GER | −13B | =25N | =33B | −18N | =28B | −21N | +34N | 2.5 | 18.0 | 18.0 | 3.50 | 1627 | -16.2 |
| 30 | Krafzik, Roland | 1818 | GER | −12N | =27B | −31N | +26N | =32B | −15N | =28B | 2.5 | 17.5 | 19.5 | 6.50 | 1689 | -17.4 |
| 31 | Zumbrink, Wolfgang | 1840 | GER | −7B | =33N | +30B | −13N | −8B | =28N | −26B | 2.0 | 21.0 | 22.5 | 4.50 | 1667 | -54.4 |
| 32 | Heid, Magdalene | 1652 | GER | =10B | −15N | =25B | =21N | =30N | −23B | −20N | 2.0 | 20.5 | 23.0 | 6.50 | 1645 | -2.8 |
| 33 | Metzdorf, Fred | 1700 | GER | −17N | =31B | =29N | −14B | −27N | =26B | F | 1.5 | 17.5 | 17.5 | 3.75 | 1695 | -2.0 |
| 34 | FIDE 533076324 | 0 | — | −22N | −23B | −14N | −28B | −26N | F | −29B | 0.0 | 18.0 | 18.0 | 0.00 | 1028 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Persson, Boerje PontusGER+46.03.5 pts · #12
- 2Kuhne, DetlevGER+38.65.5 pts · #2
- 3Allgaier, ErikGER+31.24.5 pts · #16
Top rating losers
- 1Zumbrink, WolfgangGER-54.42.0 pts · #29
- 2Doil, JuergenGER-50.43.0 pts · #27
- 3Beator, JuergenGER-36.43.0 pts · #23
Biggest upsets
- R5+268 Elo gap
- R2+266 Elo gap
- R7+146 Elo gap