Kronborg Chess Open 2025 - GM
10 players participated in this 9-round tournament, held from 28 May 2025 to 01 Jun 2025 in Snekkersten, Denmark. 10 titled players from 7 federations. Top 10 Elo average was 2427, and top seed was Vignir Vatnar Stefansson (🇮🇸 ISL, GM, 2528).
Sune Berg Hansen (🇩🇰 DEN, GM, 2503) won with 6.0/9, ahead of Vignir Vatnar Stefansson (5.0) and Nikolaos Galopoulos (5.0). Hansen won solo starting round 3.
The biggest upset came in round 1: Nicolai Kistrup (IM, 2374) beat Vignir Vatnar Stefansson (GM, 2528), a +154-point gap.
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How it unfolded
Top 10 · 9 roundsGM Sune Berg Hansen led from R3 onwards, the runner-up race stayed tight.
GM Sune Berg Hansen never relinquished the lead after R3; final gap +1.0 over the runner-up.
GM Sune Berg Hansen drew with IM Dagur Ragnarsson (Black).
GM Sune Berg Hansen went unbeaten across 9 games (R1–R9).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇩🇰GMHansen, Sune Berg | 2503 | * | ½ | 1 | 1 | ½ | 1 | ½ | ½ | ½ | ½ | 6.0 | 27.00 | 39.0 | +4.8 | 2544 |
| 6 | 🇮🇸GMStefansson, Vignir Vatnar | 2528 | ½ | * | 0 | ½ | ½ | ½ | 1 | 1 | 1 | 0 | 5.0 | 22.00 | 40.0 | -8.5 | 2459 |
| 3 | 🇬🇷IMGalopoulos, Nikolaos | 2419 | 0 | 1 | * | ½ | ½ | ½ | 1 | ½ | 0 | 1 | 5.0 | 21.00 | 40.0 | +6.2 | 2471 |
| 4 | 🇩🇪IMPajeken, Jakob Leon | 2440 | 0 | ½ | ½ | * | ½ | ½ | 1 | 1 | ½ | ½ | 5.0 | 21.00 | 40.0 | +3.2 | 2469 |
| 2 | 🇮🇸IMRagnarsson, Dagur | 2344 | ½ | ½ | ½ | ½ | * | 0 | ½ | ½ | 1 | 1 | 5.0 | 20.50 | 40.0 | +16.0 | 2479 |
| 5 | 🇳🇴IMKaasen, Tor Fredrik | 2471 | 0 | ½ | ½ | ½ | 1 | * | 0 | ½ | 1 | 1 | 5.0 | 20.50 | 40.0 | -0.9 | 2465 |
| 7 | 🇩🇰IMBorge, Nikolaj | 2369 | ½ | 0 | 0 | 0 | ½ | 1 | * | 1 | ½ | ½ | 4.0 | 17.50 | 41.0 | +3.0 | 2391 |
| 8 | 🇬🇧IMGrieve, Harry | 2471 | ½ | 0 | ½ | 0 | ½ | ½ | 0 | * | 1 | 1 | 4.0 | 16.50 | 41.0 | -10.9 | 2379 |
| 9 | 🇸🇪GMAkesson, Ralf | 2353 | ½ | 0 | 1 | ½ | 0 | 0 | ½ | 0 | * | 1 | 3.5 | 15.00 | 41.5 | 0.0 | 2355 |
| 10 | 🇩🇰IMKistrup, Nicolai | 2374 | ½ | 1 | 0 | ½ | 0 | 0 | ½ | 0 | 0 | * | 2.5 | 12.50 | 42.5 | -12.9 | 2267 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Ragnarsson, DagurIMISL+16.05.0 pts · #2
- 2Galopoulos, NikolaosIMGRE+6.25.0 pts · #3
- 3Hansen, Sune BergGMDEN+4.86.0 pts · #1
- 1Kistrup, NicolaiIMDEN-12.92.5 pts · #10
- 2Grieve, HarryIMENG-10.94.0 pts · #8
- 3Stefansson, Vignir VatnarGMISL-8.55.0 pts · #6
- R1+154 Elo gap
- R7+109 Elo gap
- R1+102 Elo gap