Poland
Male
FIDE ID:
Jonasz Baum
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Kanizsa Open 2026 | 08/15/2026 | 2337 |  Hungary |
| Bundesliga 2025-26 | 09/27/2025 | 2507 |  Germany |
| Bundesliga 2025-26 | 09/27/2025 | 2541 | Germany |
| Bundesliga 2025-26 | 09/27/2025 | 2531 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| D30 | Queen's gambit declined | 9 games |
| E00 | Queen's pawn game | 6 games |
| D43 | Queen's Gambit Declined semi-Slav | 5 games |
| E15 | Queen's Indian, 4.g3 | 5 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B90 | Sicilian, Najdorf | 8 games |
| E04 | Catalan, open, 5.Nf3 | 7 games |
| B40 | Sicilian defence | 7 games |
| A13 | English opening | 6 games |
