Amagermesterskabet 2025 Round 1-5
Open SwissStandard
41 players participated in this 5-round tournament, held from 19 Aug 2025 to 23 Sept 2025 in Copenhagen, Denmark. Top 10 Elo average was 1883, and top seed was Nils Petersen (🇩🇰 DEN, 1929).
Peter Koefoed (🇩🇰 DEN, 1862) won with 4.5/5, ahead of Henrik Damgaard Hansen (4.5) and Nils Petersen (4.5). Koefoed shared the lead from round 2, winning on tie-break.
The biggest upset came in round 1: August Holmen (1546) beat Sven Lontoft (1797), a +251-point gap.
Location
🇩🇰Copenhagen, Denmark
Dates
19 Aug 2025 → 23 Sept 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Federations · 1 represented
🇩🇰Denmark×41
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsTight race until R5; 3 players tied at 4.5/5, decided on Buchholz. Title race narrowed from 6 co-leaders at R4 to 3 at the finish.
Co-leaders
15
7
4
6
3
R5 · TIEBREAK CLUSTER
3 players finish on 4.5/5. Koefoed takes the title on Buchholz Cut1 (13.0).
WIN STREAKS · 2 top finishers
Peter Koefoed 3 wins (R1–R3)Nils Petersen 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Peter Koefoed | * | — | — | 1 |
| 2Nils Petersen | — | * | — | ½ |
| 3Henrik Damgaard Hansen | — | — | * | — |
| 4Bastian Rynkjob | 0 | ½ | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Koefoed, Peter | 1862 | DEN | +14N | +29B | +7N | =4B | +8N | 4.5 | 13.0 | 14.5 | 12.75 | 2121 | +25.6 |
| 2 | Hansen, Henrik Damgaard | 1840 | DEN | +33N | +36B | =5N | +9B | +4N | 4.5 | 11.0 | 11.0 | 9.25 | 2132 | +30.2 |
| 3 | Petersen, Nils | 1929 | DEN | +25B | +32N | +33B | =8N | +6B | 4.5 | 10.0 | 11.0 | 9.25 | 2068 | +13.0 |
| 4 | Skovgaard Justesen, Laurits | 1815 | DEN | +11B | +30N | +26B | =1N | −2B | 3.5 | 14.0 | 15.5 | 8.75 | 1910 | +26.8 |
| 5 | Kirkebaekke, Mark | 1923 | DEN | +18B | +16N | =2B | −6N | +24N | 3.5 | 13.0 | 15.0 | 9.25 | 1915 | -0.6 |
| 6 | Friis, Jordy Ar | 1839 | DEN | +38N | =10B | +24N | +5B | −3N | 3.5 | 13.0 | 13.0 | 7.00 | 1904 | +9.6 |
| 7 | Vehl, Tina | 1849 | DEN | +15B | +17N | −1B | =18N | +14N | 3.5 | 12.0 | 14.5 | 8.75 | 1921 | +9.8 |
| 8 | Rynkjob, Bastian | 1768 | DEN | +37N | +22B | +36N | =3B | −1B | 3.5 | 11.0 | 11.0 | 4.25 | 1889 | +33.2 |
| 9 | Nielsen, Johannes Smedegaard | 1664 | DEN | =13N | +12B | +28N | −2N | =16B | 3.0 | 13.0 | 15.0 | 7.75 | 1889 | +59.6 |
| 10 | Dampe, Erik Nybroe | 1627 | DEN | +21N | =6N | −16B | +34B | =12N | 3.0 | 11.0 | 12.0 | 6.25 | 1843 | +57.6 |
| 11 | Thulsted, Lars | 1683 | DEN | −4N | +27B | −20N | +21B | +34N | 3.0 | 10.0 | 11.0 | 5.00 | 1853 | +46.4 |
| 12 | Ivashkin, Dmitrii | 1789 | DEN | =23B | −9N | +31B | +30N | =10B | 3.0 | 9.5 | 11.0 | 5.50 | 1698 | -11.2 |
| 13 | Thulsted, Lukas | 1926 | DEN | =9B | F | +38B | =17N | +15B | 3.0 | 8.0 | 8.0 | 5.25 | 1905 | -0.4 |
| 14 | Rasmussen, Erik Elmer | 1688 | DEN | −1B | =21B | +41N | +22N | −7B | 2.5 | 12.0 | 12.0 | 3.00 | 1705 | +2.6 |
| 15 | Truelsen, Morten | 1698 | DEN | −7N | +40B | +22N | =19B | −13N | 2.5 | 11.0 | 11.0 | 3.25 | 1747 | +6.0 |
| 16 | Thorsen, Soren Borg | 1732 | DEN | +35N | −5B | +10N | F | =9N | 2.5 | 10.5 | 10.5 | 5.50 | 1792 | +12.4 |
| 17 | Gjerlev Tong, Daniel | 1915 | DEN | +40N | −7B | +32N | =13B | −26N | 2.5 | 9.5 | 9.5 | 2.50 | 1748 | -37.6 |
| 18 | Chen, Isabella | 1694 | DEN | −5N | +35B | +29N | =7B | — | 2.5 | 8.5 | 9.5 | 4.25 | 1845 | +31.2 |
| 19 | Nielsen, Angelo | 1788 | DEN | =31N | −24B | +37B | =15N | =25B | 2.5 | 8.0 | 8.0 | 3.00 | 1661 | -16.8 |
| 20 | Yazdanyar, Daryoush | 1875 | DEN | −29B | +23N | +11B | =25N | — | 2.5 | 7.0 | 8.5 | 6.00 | 1767 | -11.0 |
| 21 | Nielsen, Palle | 1778 | DEN | −10B | =14N | =23B | −11N | +37B | 2.0 | 10.5 | 10.5 | 2.25 | 1576 | -27.2 |
| 22 | Jensen, Jonbert M. S. | 1599 | DEN | +27N | −8N | −15B | −14B | +39N | 2.0 | 10.5 | 10.5 | 2.00 | 1526 | -7.0 |
| 23 | Svensson, John Michael | 1668 | DEN | =12N | −20B | =21N | −28B | +32N | 2.0 | 9.5 | 10.5 | 3.50 | 1676 | +0.6 |
| 24 | Marcher Jensen, Torben | 1723 | DEN | F | +19N | −6B | +36N | −5B | 2.0 | 9.5 | 9.5 | 2.50 | 1822 | +21.2 |
| 25 | Poulsen, Lars | 1684 | DEN | −3N | F | +39N | =20B | =19N | 2.0 | 9.5 | 9.5 | 2.50 | 1739 | +3.8 |
| 26 | Emborg, Linus | 1873 | DEN | F | +31B | −4N | F | +17B | 2.0 | 7.5 | 7.5 | 4.00 | 1910 | +3.4 |
| 27 | Louv-Jansen, Lars | 1722 | DEN | −22B | −11N | +35B | F | +31B | 2.0 | 7.5 | 7.5 | 2.50 | 1621 | -22.4 |
| 28 | Lontoft, Sven | 1797 | DEN | −30B | +38N | −9B | +23N | — | 2.0 | 6.5 | 6.5 | 2.00 | 1612 | -19.0 |
| 29 | Gade, Jens | 1653 | DEN | +20N | −1N | −18B | F | =30N | 1.5 | 11.0 | 11.0 | 3.25 | 1657 | -0.8 |
| 30 | Holmen, August | 1546 | DEN | +28N | −4B | F | −12B | =29B | 1.5 | 10.0 | 10.0 | 2.75 | 1677 | +23.6 |
| 31 | Juulsen, Lars | 1625 | DEN | =19B | −26N | −12N | +38B | −27N | 1.5 | 9.5 | 9.5 | 1.25 | 1600 | -4.0 |
| 32 | Knorborg, Sofus Grove | 1501 | DEN | +34N | −3B | −17B | −33N | −23B | 1.0 | 10.0 | 11.0 | 1.00 | 1535 | +3.2 |
| 33 | Borg, Theis | 1691 | DEN | −2B | F | −3N | +32B | — | 1.0 | 10.0 | 10.0 | 1.00 | 1632 | -5.0 |
| 34 | Larsen, Hans Haagen | 1715 | DEN | −32B | +37N | F | −10N | −11B | 1.0 | 7.0 | 7.0 | 0.00 | 1403 | -32.4 |
| 35 | Gazany, Daniel | 1575 | DEN | −16B | −18N | −27N | +39B | — | 1.0 | 7.0 | 7.0 | 0.00 | 916 | -37.2 |
| 36 | Dam Sorensen, Peter Bo | 1736 | DEN | F | −2N | −8B | −24B | — | 0.0 | 10.0 | 10.0 | 0.00 | 977 | -26.8 |
| 37 | Thelin, Christian | 1573 | DEN | −8B | −34B | −19N | F | −21N | 0.0 | 9.0 | 9.0 | 0.00 | 962 | -20.6 |
| 38 | Knudsen, Danny | 1570 | DEN | −6B | −28B | −13N | −31N | — | 0.0 | 8.5 | 10.0 | 0.00 | 997 | -18.2 |
| 39 | Boesen, Alex | 0 | DEN | F | F | −25B | −35N | −22B | 0.0 | 5.0 | 5.0 | 0.00 | 819 | 0.0 |
| 40 | Hansen, Benny | 1574 | DEN | −17B | −15N | — | — | — | 0.0 | 2.5 | 5.0 | 0.00 | 1007 | -9.0 |
| 41 | Flyvholm, Kurt | 1436 | DEN | F | F | −14B | — | — | 0.0 | 2.5 | 2.5 | 0.00 | 888 | -3.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Nielsen, Johannes SmedegaardDEN+59.63.0 pts · #9
- 2Dampe, Erik NybroeDEN+57.63.0 pts · #10
- 3Thulsted, LarsDEN+46.43.0 pts · #12
Top rating losers
- 1Gjerlev Tong, DanielDEN-37.62.5 pts · #20
- 2Gazany, DanielDEN-37.21.0 pts · #41
- 3Larsen, Hans HaagenDEN-32.41.0 pts · #33
Biggest upsets
- R1+251 Elo gap
- R1+222 Elo gap
- R1+214 Elo gap