9 rounds (1 round per day)
rating 1800-2150 (rating per 1 December 2025)Chessfestival Groningen 2025 Open B | Organizer(s) | Stichting Schaakfestival Groningen |
| Federation | Netherlands ( NED ) |
| Tournament director | Govert Pellikaan |
| Chief Arbiter | Denissen, Erwin 1007297 |
| Arbiter | Kroezen, Roland 1016091; Van Beersum, Wim 1037455 |
| Time control (Standard) | 90 min/40 moves + 30 minutes + 30 seconds per move |
| Location | ACLO, Blauwborgje 16, Groningen |
| Number of rounds | 9 |
| Tournament type | Swiss-System |
| Rating calculation | Rating national, Rating international |
| Date | 2025/12/21 to 2025/12/30 |
| Rating-Ø / Average age | 1843 / 30 |
| Pairing program | Swiss-Manager from Heinz Herzog, Swiss-Manager tournamentfile |
Last update 10.08.2025 21:21:13, Creator/Last Upload: NOSBO
| Tournament selection | Open A, Open B, Open C, Vierkampen, Compact, Senioren |
| Links | Official Homepage of the Organizer, Link with tournament calendar |
| Parameters | No tournament details |
| Lists | Starting rank, Alphabetical list, Statistics, Alphabetical list all groups, Playing schedule |
| Excel and Print | Export to Excel (.xlsx), Export to PDF-File, QR-Codes |
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Playing schedule
| Round | Date | Time |
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| 1 | 2025/12/21 | 13:00 |
| 2 | 2025/12/22 | 13:00 |
| 3 | 2025/12/23 | 13:00 |
| 4 | 2025/12/24 | 13:00 |
| 5 | 2025/12/26 | 13:00 |
| 6 | 2025/12/27 | 13:00 |
| 7 | 2025/12/28 | 13:00 |
| 8 | 2025/12/29 | 13:00 |
| 9 | 2025/12/30 | 11:00 |
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