IM Jonasz Baum Full name Jonasz Baum Born 1/1/2004 (age 21) Place of birth Federation Poland Profiles #969 World Ranking 2457 Classical 2369 Rapid 2233 Blitz Rating Bio Most Played Openings White Pieces Closed Sicilian Defense: Traditional Line (8 games) Sicilian Defense: Open, Najdorf, Adams' Attack (6 games) Queen's Gambit Declined (4 games) Queen's Gambit Declined: Catalan Opening (4 games) Nimzo-Indian Defense: Romanishin-Kasparov System (4 games) Black Pieces English Opening: Symmetrical Variation (5 games) Queen's Gambit Declined: Janowski Variation (5 games) Queen's Gambit Declined (5 games) English Opening: Agincourt Defense (4 games) Closed Sicilian Defense (4 games) Games Players Result Moves Year Jonasz Baum (2457) Harshavardhan G B (2405) 1-0 85 2025 Jonasz Baum (2457) Anton Korobov (2627) ½-½ 20 2025 Jonasz Baum (2457) Atilla Kuru (2418) ½-½ 16 2025 Jonasz Baum (2457) Bogdan Lalic (2321) ½-½ 19 2025 Jonasz Baum (2644) Rafail Antoniou (2486) 1-0 27 2024 Jonasz Baum (2654) Florian Gatterer (2398) 1-0 42 2024 Jonasz Baum (2677) Tickoo Sahil (2346) 1-0 55 2024 Jonasz Baum (2711) Luka Paichadze (2905) 1-0 83 2024 Jonasz Baum (2699) Vitaliy Bernadskiy (2872) 1-0 64 2024 Jonasz Baum (2679) Hovik Hayrapetyan (2890) 1-0 111 2024 Show All Games