Syddjurs Sommerskak 2025 - 2
12 players participated in this 5-round tournament, held from 21 Jul 2025 to 25 Jul 2025 in Hornslet, Denmark. 2 federations represented. Top 10 Elo average was 1835, and top seed was Johann Stanislaus (🇩🇰 DEN, 1889).
Frank Gjerning Petersen (🇩🇰 DEN, 1845) won with 4.0/5, ahead of Anders Hedegaard Sorensen (4.0) and Olafur Gudmarsson (3.5). Petersen shared the lead from round 4, winning on tie-break.
The biggest upset came in round 3: Anders Hedegaard Sorensen (1744) beat Johann Stanislaus (1889), a +145-point gap.
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How it unfolded
Top 12 · 5 roundsTitle race narrowed from 3 co-leaders at R4 to 2 at the finish.
Frank Gjerning Petersen drew with Anders Hedegaard Sorensen (Black).
Frank Gjerning Petersen won 3 in a row (R3–R5).
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇩🇰Petersen, Frank Gjerning | 1845 | * | ½ | — | 1 | 1 | ½ | — | — | — | 1 | — | — | 4.0 | 10.25 | 13.5 | +24.6 | 2046 |
| 2 | 🇩🇰Sorensen, Anders Hedegaard | 1744 | ½ | * | — | ½ | 1 | — | — | 1 | — | — | 1 | — | 4.0 | 9.50 | 13.0 | +43.2 | 2082 |
| 3 | 🇮🇸Gudmarsson, Olafur | 1864 | — | — | * | — | 0 | ½ | 1 | 1 | 1 | — | — | — | 3.5 | 7.75 | 11.5 | +14.0 | 1971 |
| 4 | 🇩🇰Westenvind, Allan | 1821 | 0 | ½ | — | * | ½ | — | — | 1 | 1 | — | — | — | 3.0 | 7.25 | 14.5 | +9.4 | 1890 |
| 6 | 🇩🇰Poulsen, Knud | 1835 | 0 | 0 | 1 | ½ | * | — | — | — | — | 1 | — | — | 2.5 | 6.50 | 16.0 | -2.0 | 1820 |
| 5 | 🇩🇰Ambirk, Jan Robert | 1801 | ½ | — | ½ | — | — | * | ½ | — | ½ | — | ½ | — | 2.5 | 6.75 | 13.5 | +2.8 | 1822 |
| 7 | 🇩🇰Jensen, Johannes Frank | 1808 | — | — | 0 | — | — | ½ | * | — | — | 0 | 1 | 1 | 2.5 | 3.75 | 10.0 | +6.0 | 1830 |
| 8 | 🇩🇰Stanislaus, Johann | 1889 | — | 0 | 0 | 0 | — | — | — | * | — | 1 | — | 1 | 2.0 | 2.50 | 13.0 | -19.4 | 1747 |
| 9 | 🇩🇰Gottschalck, Christian | 1775 | — | — | 0 | 0 | — | ½ | — | — | * | — | 1 | ½ | 2.0 | 3.25 | 11.5 | -2.6 | 1757 |
| 10 | 🇩🇰Kokholm, Daniel | 1827 | 0 | — | — | — | 0 | — | 1 | 0 | — | * | — | ½ | 1.5 | 3.00 | 12.0 | -17.6 | 1694 |
| 11 | 🇩🇰Lavrsen, Frands Winther | 1818 | — | 0 | — | — | — | ½ | 0 | — | 0 | — | * | 1 | 1.5 | 2.25 | 12.0 | -23.2 | 1644 |
| 12 | 🇩🇰Schmidt, Ole | 1839 | — | — | — | — | — | — | 0 | 0 | ½ | ½ | 0 | * | 1.0 | 1.75 | 9.5 | -32.2 | 1583 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Sorensen, Anders HedegaardDEN+43.24.0 pts · #2
- 2Petersen, Frank GjerningDEN+24.64.0 pts · #1
- 3Gudmarsson, OlafurISL+14.03.5 pts · #3
- 1Schmidt, OleDEN-32.21.0 pts · #12
- 2Lavrsen, Frands WintherDEN-23.21.5 pts · #11
- 3Stanislaus, JohannDEN-19.42.0 pts · #8
- R3+145 Elo gap