Kowalczuk, W
Last game 2026
Rating
peak 2066 · latest 2035Games
40
Wins
13
Draws
11
Losses
16
Peak Elo
2066
46.3% score
As White
| B27 | Sicilian Defense: Hyperaccelerated Dragon | 2 | 50.0% |
| B42 | Sicilian Defense: Kan Variation, Modern Variation | 2 | 100.0% |
| B50 | Sicilian Defense: Modern Variations, Anti-Qxd4 Move Order Accepted | 2 | 50.0% |
As Black
| B31 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | 2 | 25.0% |
| D37 | Queen's Gambit Declined: Harrwitz Attack, Fianchetto Defense | 2 | 25.0% |
Recent games
| Kowalczuk, W2035 | ½-½ | Arnason, J2407 | World Senior Teams +65 | 2026 |
| Boulard, E2192 | 1-0 | Kowalczuk, W2017 | 33rd World Senior 65+ | 2025 |
| Taylor, T2168 | 0-1 | Kowalczuk, W2017 | 33rd World Senior 65+ | 2025 |
| Kowalczuk, W2017 | 1-0 | Allakhverdiev, Eduard1693 | 33rd World Senior 65+ | 2025 |
| Koehler, G22142 | 1-0 | Kowalczuk, W2017 | 33rd World Senior 65+ | 2025 |
| Kowalczuk, W2017 | 1-0 | Teo Kok Siong2160 | 33rd World Senior 65+ | 2025 |
| Kowalczuk, W2017 | 1-0 | Di Lascio, S1883 | 33rd World Senior 65+ | 2025 |
| Petran, Pe2172 | 1-0 | Kowalczuk, W2017 | 33rd World Senior 65+ | 2025 |
| Kowalczuk, W2017 | ½-½ | Vehi Bach, V2167 | 33rd World Senior 65+ | 2025 |
| Henttinen, M2197 | ½-½ | Kowalczuk, W2017 | 33rd World Senior 65+ | 2025 |
| Kowalczuk, W2017 | 1-0 | Shaw, Clifford1750 | 33rd World Senior 65+ | 2025 |
| Renman, N2308 | 0-1 | Kowalczuk, W2017 | 23rd ch-Euro Seniors +65 | 2025 |
| Maier, C2234 | 1-0 | Kowalczuk, W1926 | 32nd World Senior 65+ | 2024 |
| Xu, Pengmo1834 | 1-0 | Kowalczuk, W1991 | Wroclaw Open B 2024 | 2024 |
| Kowalczuk, W1991 | 1-0 | Tyran, Daniel1858 | Wroclaw Open B 2024 | 2024 |