Player season source
Bongartz Jonah · 2025-2026
Bongartz Jonah's 2025-2026 season currently includes 1 event. Bongartz Jonah scored 5/9 from 9 scored games (4 wins, 2 draws, 3 losses). The average listed opponent rating was 1752. The best listed performance rating was 1791.
- Season dates
- 2025-08-01 to 2026-07-31
- Profile
- Bongartz Jonah
- Machine-readable JSON
- /api/players/bongartz-jonah-ger-552/seasons/2025-2026
- Data note
- The season runs from 1 August to 31 July. Regular tournament games come from imported round-by-round game records where available. Team championship and cup rows are summarized from FLDE team-board result data.
Tournament summary
| Date | Event | Place | Type | Club/team | Plaz | Punkten | Performance | Source |
|---|---|---|---|---|---|---|---|---|
| 02/04-06/04/2026 | grenke Chess Open - B-Open | Karlsruhe, DE | individual · Standard chess | 552 | 5.00 | 1791 | Source |
Game log
| Date | Event | Ronn | Color | Opponent | Opp. rating | Opponent club/team | Resultat |
|---|---|---|---|---|---|---|---|
| 2026-04-02 | grenke Chess Open - B-Open | 1 | black | Brugger Jonathan | 1809 | 0 | |
| 2026-04-02 | grenke Chess Open - B-Open | 2 | white | Lang Samuel | 1744 | 0 | |
| 2026-04-02 | grenke Chess Open - B-Open | 3 | black | Hempel Marius | 1721 | 1 | |
| 2026-04-02 | grenke Chess Open - B-Open | 4 | white | Yang Christian | 1741 | 0 | |
| 2026-04-02 | grenke Chess Open - B-Open | 5 | black | Chambers Dominik Keith | 1722 | 1 | |
| 2026-04-02 | grenke Chess Open - B-Open | 6 | white | Kuehner Moritz | 1752 | ½ | |
| 2026-04-02 | grenke Chess Open - B-Open | 7 | black | Fruth Matthias, Dr. | 1744 | ½ | |
| 2026-04-02 | grenke Chess Open - B-Open | 8 | white | Yergin Danyar | 1754 | 1 | |
| 2026-04-02 | grenke Chess Open - B-Open | 9 | black | Retti Marco | 1784 | 1 |