CChessStats

Kronborg Chess Open 2025 - GM

Round-RobinStandard

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.

Location
🇩🇰Snekkersten, Denmark
Dates
28 May 2025 → 01 Jun 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 9 rounds
Top seed
Avg top 10
2,427
Participants
10
Titled players · 10
GM×3
IM×7
Federations · 7 represented
🇩🇰Denmark×3
🇮🇸Iceland×2
🇸🇪Sweden×1
🇬🇧England×1
🇩🇪Germany×1
🇳🇴Norway×1
🇬🇷Greece×1
Top 3

How it unfolded

Top 10 · 9 rounds

GM Sune Berg Hansen led from R3 onwards, the runner-up race stayed tight.

Co-leaders
3
4
1
1
1
1
1
1
1
#1#2#5#10R1R2R3R4R5R6R7R8R9
R3–R9 · LEAD HELD

GM Sune Berg Hansen never relinquished the lead after R3; final gap +1.0 over the runner-up.

R7 · HEAD-TO-HEAD · WINNER VS 2ND

GM Sune Berg Hansen drew with IM Dagur Ragnarsson (Black).

R1–R9 · UNBEATEN

GM Sune Berg Hansen went unbeaten across 9 games (R1–R9).

Cross-table

#PlayerElo12345678910PtsSBBhΔ EloPerf
1🇩🇰GMHansen, Sune Berg2503*½11½1½½½½6.027.0039.0+4.82544
6🇮🇸GMStefansson, Vignir Vatnar2528½*0½½½11105.022.0040.0-8.52459
3🇬🇷IMGalopoulos, Nikolaos241901*½½½1½015.021.0040.0+6.22471
4🇩🇪IMPajeken, Jakob Leon24400½½*½½11½½5.021.0040.0+3.22469
2🇮🇸IMRagnarsson, Dagur2344½½½½*0½½115.020.5040.0+16.02479
5🇳🇴IMKaasen, Tor Fredrik24710½½½1*0½115.020.5040.0-0.92465
7🇩🇰IMBorge, Nikolaj2369½000½1*1½½4.017.5041.0+3.02391
8🇬🇧IMGrieve, Harry2471½0½0½½0*114.016.5041.0-10.92379
9🇸🇪GMAkesson, Ralf2353½01½00½0*13.515.0041.50.02355
10🇩🇰IMKistrup, Nicolai2374½10½00½00*2.512.5042.5-12.92267

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets