| 7 ago 2026 | Federau, Juergen 2110 | Schmidek, Emil 2429 | 0-1 | D31 Gambito de Dama rehusado: Janowski Variation | 22. Lichtenberger Sommer 2026 | 65 | Ver |
| 11 feb 2026 | Federau, Juergen 2106 | Kreutzkamp, Hans-Rudolf 2050 | ½-½ | A40 English Defense | 42nd Open Berlin Senior Single Championship 2026 | 34 | Ver |
| 10 feb 2026 | Brustkern, Juergen 2083 | Federau, Juergen 2106 | 1-0 | B20 Defensa Siciliana | 42nd Open Berlin Senior Single Championship 2026 | 38 | Ver |
| 9 feb 2026 | Federau, Juergen 2106 | Syre, Christian 2154 | 1-0 | E60 Defensa India de Rey: Fianchetto Variation, Immediate Fianchetto | 42nd Open Berlin Senior Single Championship 2026 | 85 | Ver |
| 7 feb 2026 | Heinig, Wolfram, Dr. 2165 | Federau, Juergen 2106 | ½-½ | E00 Apertura Catalana | 42nd Open Berlin Senior Single Championship 2026 | 22 | Ver |