50 Jahre Raisdorfer SG B-Open
Open SwissStandard
36 players participated in this 5-round tournament, held from 13 Mar 2026 to 15 Mar 2026 in Raisdorf, Germany. 2 federations represented. Top 10 Elo average was 1865, and top seed was Nikolai Quiring (🇩🇪 GER, 1930).
Chidera Aguike (🇩🇪 GER, 1862) won with 4.5/5, ahead of Ben Erk (3.5) and Nadine Krumbke (3.5). Aguike won solo starting round 3.
The biggest upset came in round 1: Jana-Marie Christiansen (1520) beat Andreas Korte (1756), a +236-point gap.
Location
🇩🇪Raisdorf, Germany
Dates
13 Mar 2026 → 15 Mar 2026
Time control
Standard: 90min/40moves+30min/end+30sec increment per move starting from move 1
System
Swiss · 5 rounds
Federations · 2 represented
🇩🇪Germany×35
🇸🇪Sweden×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsChidera Aguike led from R3; +1.0-point edge over the runner-up.
Co-leaders
13
3
1
1
1
R3–R5 · LEAD HELD
Chidera Aguike never relinquished the lead after R3; final gap +1.0 over the runner-up.
R1–R4 · WIN STREAK
Chidera Aguike won 4 in a row (R1–R4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Chidera Aguike | * | — | — | — |
| 2Ben Erk | — | * | — | ½ |
| 3Armin Stecher | — | — | * | — |
| 4Elia Schoenrock | — | ½ | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Aguike, Chidera | 1862 | GER | +19N | +17B | +4N | +8B | =3N | 4.5 | 12.5 | 15.0 | 13.25 | 2129 | +54.0 |
| 2 | Erk, Ben | 1798 | GER | +11N | =3B | +13N | =10B | =5N | 3.5 | 13.0 | 16.0 | 11.00 | 1986 | +51.2 |
| 3 | Krumbke, Nadine | 1905 | GER | +32B | =2N | =27B | +9N | =1B | 3.5 | 13.0 | 14.0 | 9.00 | 1939 | +4.6 |
| 4 | Rothe, Justin | 1771 | GER | +14B | +24N | −1B | +16N | =15B | 3.5 | 12.5 | 14.5 | 8.75 | 1950 | +48.8 |
| 5 | Schoenrock, Elia | 1846 | GER | =12B | +18N | =16B | +27N | =2B | 3.5 | 11.5 | 13.5 | 9.00 | 1923 | +20.4 |
| 6 | Stecher, Armin | 1801 | GER | +35B | =16N | +22B | =15N | =7B | 3.5 | 10.5 | 10.5 | 6.25 | 1898 | +14.0 |
| 7 | Werner, Rene | 1873 | GER | F | +20B | +26N | +23B | =6N | 3.5 | 10.0 | 10.0 | 8.25 | 2032 | +10.8 |
| 8 | Farouk, Isa Mohideen | 1651 | GER | +9B | +30N | =15B | −1N | =10N | 3.0 | 13.0 | 14.5 | 7.25 | 1912 | +67.6 |
| 9 | Frahm, Ben Jonas | 1814 | GER | −8N | +19B | +25N | −3B | +22N | 3.0 | 11.0 | 13.0 | 6.50 | 1742 | -15.6 |
| 10 | Quiring, Nikolai | 1930 | GER | +23N | F | +32B | =2N | =8B | 3.0 | 11.0 | 12.0 | 6.25 | 1914 | -1.2 |
| 11 | Solar, Mavi | 1631 | GER | −2B | =33N | +30B | +18N | =13N | 3.0 | 10.5 | 11.5 | 6.00 | 1847 | +57.6 |
| 12 | Pinkau, Eric | 1683 | GER | =5N | =25B | =17N | =22B | +26N | 3.0 | 10.0 | 12.0 | 7.00 | 1767 | +11.8 |
| 13 | Strangalies, Walter | 1872 | GER | +33B | =22N | −2B | +31N | =11B | 3.0 | 10.0 | 11.0 | 5.00 | 1734 | -15.8 |
| 14 | Dintinger, Ata Lucien | 1593 | GER | −4N | +36B | =28N | =17B | +23N | 3.0 | 10.0 | 10.0 | 4.25 | 1826 | +62.4 |
| 15 | Axt, Christian | 1821 | GER | +31B | F | =8N | =6B | =4N | 2.5 | 13.0 | 14.5 | 6.50 | 1815 | -0.8 |
| 16 | Rulofs, Henrik | 1896 | GER | +36N | =6B | =5N | −4B | =17N | 2.5 | 13.0 | 13.0 | 4.75 | 1782 | -15.2 |
| 17 | Ebert, Wolf | 1784 | GER | +34B | −1N | =12B | =14N | =16B | 2.5 | 13.0 | 13.0 | 4.25 | 1733 | -6.6 |
| 18 | Arslan, Savas | 1728 | GER | =20N | −5B | +29N | −11B | +34N | 2.5 | 11.0 | 11.0 | 3.25 | 1683 | -9.6 |
| 19 | Christiansen, Henning | 1703 | GER | −1B | −9N | +35B | =24N | +31B | 2.5 | 11.0 | 11.0 | 2.50 | 1760 | +7.4 |
| 20 | Petsch, Yannes | 0 | GER | =18B | −7N | =33B | +32N | =24B | 2.5 | 9.0 | 10.0 | 3.75 | 1771 | 0.0 |
| 21 | Madelmayer, Maik | 1674 | GER | −24B | −32N | +34B | =28N | +30B | 2.5 | 6.5 | 6.5 | 2.50 | 1748 | +9.8 |
| 22 | Christiansen, Jana-Marie | 1520 | GER | +26N | =13B | −6N | =12N | −9B | 2.0 | 12.5 | 14.5 | 5.00 | 1713 | +44.0 |
| 23 | Pieper, Paul | 1721 | GER | −10B | +34N | +24B | −7N | −14B | 2.0 | 11.5 | 11.5 | 2.00 | 1701 | -6.4 |
| 24 | Plichta, Hans-Reiner | 1835 | GER | +21N | −4B | −23N | =19B | =20N | 2.0 | 11.0 | 13.0 | 5.00 | 1630 | -22.8 |
| 25 | Hagedorn, Nils | 1570 | GER | =27B | =12N | −9B | −30N | +32B | 2.0 | 9.5 | 10.5 | 3.50 | 1678 | +26.0 |
| 26 | Korte, Andreas | 1756 | GER | −22B | +35N | −7B | +33N | −12B | 2.0 | 9.5 | 9.5 | 1.00 | 1611 | -19.6 |
| 27 | Heimbrodt, Birk | 1765 | GER | =25N | +29B | =3N | −5B | — | 2.0 | 9.0 | 11.0 | 4.75 | 1736 | -2.8 |
| 28 | Angstrom, Weine | 1786 | SWE | F | =31N | =14B | =21B | =29N | 2.0 | 9.0 | 9.0 | 4.50 | 1636 | -16.0 |
| 29 | Krueger, Tom | 1624 | GER | =30B | −27N | −18B | +35N | =28B | 2.0 | 8.0 | 8.0 | 1.75 | 1665 | +10.8 |
| 30 | Hielscher, Ursula | 1774 | GER | =29N | −8B | −11N | +25B | −21N | 1.5 | 10.5 | 12.5 | 3.00 | 1481 | -39.0 |
| 31 | Bartels, Jens | 1655 | GER | −15N | =28B | +36N | −13B | −19N | 1.5 | 10.0 | 10.0 | 1.00 | 1629 | -3.4 |
| 32 | Wohlrabe, Joerg | 1713 | GER | −3N | +21B | −10N | −20B | −25N | 1.0 | 11.5 | 13.5 | 2.50 | 1577 | -14.2 |
| 33 | Kathage, Holger | 1704 | GER | −13N | =11B | =20N | −26B | F | 1.0 | 10.5 | 10.5 | 2.75 | 1480 | -16.2 |
| 34 | Reinhardt, Maximilian Christian | 1630 | GER | −17N | −23B | −21N | F | −18B | 0.0 | 9.5 | 9.5 | 0.00 | 927 | -59.6 |
| 35 | Krause, Ortwin, Dr. | 1634 | GER | −6N | −26B | −19N | −29B | — | 0.0 | 8.0 | 10.0 | 0.00 | 921 | -61.2 |
| 36 | Lohmann, Rene | 1710 | GER | −16B | −14N | −31B | F | — | 0.0 | 7.0 | 7.0 | 0.00 | 915 | -30.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Farouk, Isa MohideenGER+67.63.0 pts · #12
- 2Dintinger, Ata LucienGER+62.43.0 pts · #10
- 3Solar, MaviGER+57.63.0 pts · #7
Top rating losers
- 1Krause, Ortwin, Dr.GER-61.20.0 pts · #35
- 2Reinhardt, Maximilian ChristianGER-59.60.0 pts · #36
- 3Hielscher, UrsulaGER-39.01.5 pts · #30
Biggest upsets
- R1+236 Elo gap
- R1+163 Elo gap
- R3+143 Elo gap