| Nov 5, 2023 | Yuri S Balashov | 1–0 | Hans-Joachim Vatter | Round 11: Yuri S Balashov - Hans-Joachim Vatter | Scandinavian Defense: Mieses-Kotroc Variation | |
| Nov 4, 2023 | Hans-Joachim Vatter | ½–½ | Christoph Frick | Round 10: Hans-Joachim Vatter - Christoph Frick | Caro-Kann Defense: Advance Variation, Short Variation | |
| Nov 3, 2023 | Bengt Hammar | ½–½ | Hans-Joachim Vatter | Round 9: Bengt Hammar - Hans-Joachim Vatter | Indian Defense: London System | |
| Nov 2, 2023 | Hans-Joachim Vatter | ½–½ | Jose Luis Fernandez Garcia | Round 8: Hans-Joachim Vatter - Jose Luis Fernandez Garcia | Rapport-Jobava System | |
| Oct 29, 2023 | Rafael A Vaganian | 1–0 | Hans-Joachim Vatter | Round 5: Rafael A Vaganian - Hans-Joachim Vatter | Queen's Gambit Declined: Orthodox Defense, Bd3 Line | |
| Sep 27, 2023 | Liubov Orlova | 0–1 | Hans-Joachim Vatter | Round 8: Liubov Orlova - Hans-Joachim Vatter | English Opening | |
| Sep 26, 2023 | Alois Lanc | 1–0 | Hans-Joachim Vatter | Round 7: Alois Lanc - Hans-Joachim Vatter | Pirc Defense: Byrne Variation | |
| Sep 23, 2023 | Brian J Valentine | 0–1 | Hans-Joachim Vatter | Round 1: Brian J Valentine - Hans-Joachim Vatter | French Defense: Winawer Variation, Petrosian Variation | |
| Sep 23, 2023 | Rogier Van Egmond | 0–1 | Hans-Joachim Vatter | Round 5: Rogier Van Egmond - Hans-Joachim Vatter | Benoni Defense: Semi-Benoni | |
| Sep 22, 2023 | Hans-Joachim Vatter | 0–1 | Yochanan Afek | Round 4: Hans-Joachim Vatter - Yochanan Afek | Sicilian Defense: Dragon Variation, Yugoslav Attack | |
| Sep 21, 2023 | Hans-Joachim Vatter | ½–½ | Nicolas Giffard | Round 3: Hans-Joachim Vatter - Nicolas Giffard | Caro-Kann Defense: Advance Variation, Short Variation | |
| Sep 20, 2023 | Hans-Joachim Vatter | ½–½ | Rene Deubelbeiss | Round 2: Hans-Joachim Vatter - Rene Deubelbeiss | Trompowsky Attack | |
| Aug 20, 2022 | Hans-Joachim Vatter | 1–0 | Wolfgang | Round 9: Hans-Joachim Vatter - Wolfgang, Dr. Polster | English Opening: King's English Variation, Closed System, Full Symmetry | |
| Aug 19, 2022 | Werner Pueschel | 0–1 | Hans-Joachim Vatter | Round 8: Werner Pueschel - Hans-Joachim Vatter | Anderssen's Opening | |
| Aug 18, 2022 | Hans-Joachim Vatter | ½–½ | Friedbert | Round 7: Hans-Joachim Vatter - Friedbert, Prof.Dr. Pruefer | Nimzowitsch Defense: Williams Variation | |
| Aug 17, 2022 | Klaus Klundt | ½–½ | Hans-Joachim Vatter | Round 6: Klaus Klundt - Hans-Joachim Vatter | Sicilian Defense: Kan Variation, Modern Variation | |
| Aug 16, 2022 | Hans-Joachim Vatter | 1–0 | Karl-Heinz Kannenberg | Round 5: Hans-Joachim Vatter - Karl-Heinz Kannenberg | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Aug 15, 2022 | Ulrich Waagener | ½–½ | Hans-Joachim Vatter | Round 4: Ulrich Waagener - Hans-Joachim Vatter | French Defense: Exchange Variation, Svenonius Variation | |
| Aug 14, 2022 | Hans-Joachim Vatter | 1–0 | Johannes Westermann | Round 3: Hans-Joachim Vatter - Johannes Westermann | Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line | |
| Aug 13, 2022 | Juergen Boost | 0–1 | Hans-Joachim Vatter | Round 2: Juergen Boost - Hans-Joachim Vatter | French Defense: Winawer Variation, Advance Variation | |
