Guldborgsund Klubmesterskab 2025-26 Round 1-2
Open SwissStandard
18 players participated in this 2-round tournament, held from 28 Oct 2025 to 18 Nov 2025 in Nykobing F, Denmark. Top 10 Elo average was 1873, and top seed was Magnus Haakonsen (🇩🇰 DEN, 1974).
Sigurd Marthendal (🇩🇰 DEN, 1965) won with 2.0/2, ahead of Jens Mott (2.0) and Henning Erik Andersen (1.5). Marthendal shared the lead from round 1, winning on tie-break.
Location
🇩🇰Nykobing F, Denmark
Dates
28 Oct 2025 → 18 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 2 rounds
Federations · 1 represented
🇩🇰Denmark×18
Top 3
- 🥇
- 🥈
- 🥉
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Marthendal, Sigurd | 1965 | DEN | +11N | +6B | 2.0 | 1.0 | 1.5 | 1.50 | 2457 | +2.8 |
| 2 | Mott, Jens | 1955 | DEN | +17N | +5B | 2.0 | 1.0 | 1.0 | 1.00 | 2598 | +11.6 |
| 3 | Andersen, Henning Erik | 1857 | DEN | +8N | =4B | 1.5 | 1.5 | 2.5 | 1.75 | 1979 | +6.8 |
| 4 | Haakonsen, Magnus | 1974 | DEN | +7B | =3N | 1.5 | 1.5 | 2.5 | 1.75 | 1909 | -3.2 |
| 5 | Petersen, Jens Peter | 1840 | DEN | +12B | −2N | 1.0 | 2.0 | 2.5 | 0.50 | 1720 | -4.6 |
| 6 | Olsen, Knud-Ole | 1657 | DEN | +15B | −1N | 1.0 | 2.0 | 2.0 | 0.00 | 1689 | +1.2 |
| 7 | Jakobsen, Henning | 1566 | DEN | −4N | +16B | 1.0 | 1.5 | 1.5 | 0.00 | 1729 | +6.4 |
| 8 | Hansen, Svend Aage | 1598 | DEN | −3B | +15N | 1.0 | 1.5 | 1.5 | 0.00 | 1635 | +1.6 |
| 9 | Nielsen, Michael Volstrup | 1970 | DEN | +18B | — | 1.0 | 0.0 | 0.0 | 0.00 | 2480 | +3.2 |
| 10 | Nielsen, Morten | 1773 | DEN | +16N | — | 1.0 | 0.0 | 0.0 | 0.00 | 2291 | +3.2 |
| 11 | Thorsen, Hans Erik | 0 | DEN | −1B | =12N | 0.5 | 2.0 | 2.5 | 0.25 | 1532 | 0.0 |
| 12 | Vinder, Benjamin | 1484 | DEN | −5N | =11B | 0.5 | 1.0 | 1.5 | 0.25 | 1040 | -2.2 |
| 13 | Lilleng, Ivan | 1572 | DEN | =14N | — | 0.5 | 0.0 | 0.5 | 0.25 | 1959 | +8.2 |
| 14 | Holmso, Finn | 1959 | DEN | =13B | — | 0.5 | 0.0 | 0.5 | 0.25 | 1572 | -8.2 |
| 15 | Munck, Anja | 1412 | DEN | −6N | −8B | 0.0 | 1.0 | 2.0 | 0.00 | 828 | -18.4 |
| 16 | Koller, Jan | 1491 | DEN | −10B | −7N | 0.0 | 1.0 | 2.0 | 0.00 | 870 | -22.4 |
| 17 | Forde, Theis | 1755 | DEN | −2B | — | 0.0 | 0.0 | 2.0 | 0.00 | 1155 | -9.6 |
| 18 | Kristmundsson, Jon | 1680 | DEN | −9N | — | 0.0 | 0.0 | 1.0 | 0.00 | 1170 | -3.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Mott, JensDEN+11.62.0 pts · #1
- 2Lilleng, IvanDEN+8.20.5 pts · #11
- 3Andersen, Henning ErikDEN+6.81.5 pts · #2
Top rating losers
- 1Koller, JanDEN-22.40.0 pts · #16
- 2Munck, AnjaDEN-18.40.0 pts · #15
- 3Forde, TheisDEN-9.60.0 pts · #18