| Jun 30, 2026 | Goldinger | 0–1 | Carstens | Round 5: Goldinger, Peter - Carstens, Andreas | King's Indian Defense: Four Pawns Attack, Florentine Gambit | |
| Jun 29, 2026 | Carstens | ½–½ | Podat | Round 4: Carstens, Andreas - Podat, Vladimir | Scotch Game: Classical Variation | |
| Jun 28, 2026 | Meertens | 0–1 | Carstens | Round 3: Meertens, Martin - Carstens, Andreas | King's Indian Defense: Sämisch Variation, Panno Main Line | |
| Jun 27, 2026 | Carstens | ½–½ | Lares | Round 2: Carstens, Andreas - Lares, Harald | Caro-Kann Defense: Tartakower Variation | |
| Jun 26, 2026 | Botvinnik | 1–0 | Carstens | Round 1: Botvinnik, Alexey - Carstens, Andreas | King's Indian Defense: Kazakh Variation | |
| Sep 27, 2025 | Carstens | ½–½ | Kuhne | Round 7: Carstens, Andreas - Kuhne, Detlev | Caro-Kann Defense: Advance Variation, Short Variation | |
| Sep 26, 2025 | Postler | ½–½ | Carstens | Round 6: Postler, Reinhard - Carstens, Andreas | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | |
| Sep 25, 2025 | Carstens | ½–½ | Kannenberg | Round 5: Carstens, Andreas - Kannenberg, Karl-Heinz | Caro-Kann Defense: Breyer Variation | |
| Sep 24, 2025 | Cichy | ½–½ | Carstens | Round 4: Cichy, Michael, Dr. - Carstens, Andreas | King's Indian Defense: Orthodox Variation, Positional Defense | |
| Sep 23, 2025 | Ghaznavi | 0–1 | Carstens | Round 3: Ghaznavi, Massoud - Carstens, Andreas | Pirc Defense | |
| Sep 22, 2025 | Carstens | 0–1 | Schneider | Round 2: Carstens, Andreas - Schneider, Bernd | Caro-Kann Defense: Advance Variation, Short Variation | |
| Jul 12, 2025 | Litvinov | 1–0 | Carstens | 10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | French Defense: Tarrasch Variation, Closed Variation | |
| Jul 10, 2025 | Schwalb | ½–½ | Carstens | 10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | French Defense: King's Indian Attack | |
| Jul 8, 2025 | Kapfer | 1–0 | Carstens | 10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | French Defense: Chigorin Variation | |
| Jul 7, 2025 | Carstens | ½–½ | Vatter | 10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | Pirc Defense: Austrian Attack, Dragon Formation | |
| Jul 6, 2025 | Auwens | 0–1 | Carstens | 10. Offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | French Defense: King's Indian Attack | |
| Jul 13, 2024 | Carstens | 1–0 | Kirszenberg | 9. offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | Caro-Kann Defense: Advance Variation, Short Variation | |
| Jul 12, 2024 | Remensberger | 0–1 | Carstens | 9. offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | English Opening: Great Snake Variation | |
| Jul 9, 2024 | Carstens | ½–½ | Schmid | 9. offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | Caro-Kann Defense: Advance Variation, Short Variation | |
| Jul 6, 2024 | Schwalb | ½–½ | Carstens | 9. offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | French Defense: King's Indian Attack | |
| Jul 5, 2024 | Carstens | 1–0 | Streiter | 9. offene Baden-W?rttembergische Senioren-Einzelmeisterschaft | French Defense: Tarrasch Variation | |
| Mar 24, 2024 | Carstens | ½–½ | Namyslo | SK Bebenhausen - TG Biberach | French Defense: Tarrasch Variation, Closed Variation, Main Line | |
| Feb 18, 2024 | Carstens | ½–½ | Heel | SK Bebenhausen - SF Pfullingen | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Nov 5, 2023 | Aksenov | ½–½ | Carstens | Stuttgarter SF - SK Bebenhausen | King's Indian Defense | |
