Sorte Bonders klubbturnering gruppe B 2025
7 players participated in this 7-round tournament, held from 19 Sept 2025 to 28 Sept 2025 in Oslo, Norway. Top 10 Elo average was 1359, and top seed was Jo Arne Marvik (🇳🇴 NOR, 1704).
Jo Arne Marvik (🇳🇴 NOR, 1704) won with 4.5/7, ahead of Simen Asjord (3.0) and Trym Prestholm (2.5). Marvik shared the lead from round 5 and won solo starting round 6.
The biggest upset came in round 2: Simen Asjord (1464) beat Lars Heldal (1676), a +212-point gap.
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How it unfolded
Top 7 · 7 roundsJo Arne Marvik led from R6 onwards, the runner-up race stayed tight.
Jo Arne Marvik takes the sole lead (3.5/6).
Jo Arne Marvik opens a +1.5-point gap over the chasing pack (closest: Simen Asjord); the title is out of reach before R7.
Jo Arne Marvik beat Simen Asjord (Black).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇳🇴Marvik, Jo Arne | 1704 | * | 1 | 1 | ½ | 1 | 1 | — | 4.5 | 10.25 | 11.5 | +25.0 | 1956 |
| 2 | 🇳🇴Asjord, Simen | 1464 | 0 | * | 0 | 1 | 1 | 1 | — | 3.0 | 6.00 | 13.0 | +17.6 | 1679 |
| 3 | 🇳🇴Prestholm, Trym | 1555 | 0 | 1 | * | 1 | 0 | ½ | — | 2.5 | 6.25 | 13.5 | +6.8 | 1617 |
| 5 | 🇳🇴Urnes, Tormod | 1564 | ½ | 0 | 0 | * | ½ | ½ | 1 | 2.5 | 4.00 | 13.5 | -30.4 | 1465 |
| 4 | 🇳🇴Heldal, Lars | 1676 | 0 | 0 | 1 | ½ | * | ½ | — | 2.0 | 4.50 | 14.0 | -49.6 | 1518 |
| 6 | 🇳🇴Szolnoki, Andras | 1549 | 0 | 0 | ½ | ½ | ½ | * | — | 1.5 | 3.50 | 14.5 | -1.2 | 1484 |
| 7 | 🇳🇴Stabell, Thomas | 0 | — | — | — | 0 | — | — | * | 0.0 | 0.00 | 16.0 | 0.0 | 778 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Marvik, Jo ArneNOR+25.04.5 pts · #1
- 2Asjord, SimenNOR+17.63.0 pts · #2
- 3Prestholm, TrymNOR+6.82.5 pts · #3
- 1Heldal, LarsNOR-49.62.0 pts · #4
- 2Urnes, TormodNOR-30.42.5 pts · #5
- 3Szolnoki, AndrasNOR-1.21.5 pts · #6
- R2+212 Elo gap