Alssund Klub 2025 - 1 Round 6-7
Open SwissStandard
18 players participated in this 4-round tournament, held from 12 Nov 2025 to 03 Dec 2025 in Sonderborg, Denmark. 2 federations represented. Top 10 Elo average was 1864, and top seed was Johnny Schibsbye Andersen (π©π° DEN, 2182).
Jonas B Clausen (π©π° DEN, 1873) won with 2.5/4, ahead of Christian Jorgensen (2.0) and Johnny Schibsbye Andersen (2.0). Clausen won solo starting round 3.
The biggest upset came in round 4: Bent Svensson (1640) beat Kim Maron (1891), a +251-point gap.
Location
π©π°Sonderborg, Denmark
Dates
12 Nov 2025 β 03 Dec 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss Β· 4 rounds
Federations Β· 2 represented
π©π°DenmarkΓ17
π§π·BrazilΓ1
Top 3
- π₯
- π₯
- π₯
How it unfolded
Top 6 Β· 4 roundsJonas B Clausen led from R3; +0.5-point edge over the runner-up.
Co-leaders
2
3
1
1
R3βR4 Β· LEAD HELD
Jonas B Clausen held the sole lead from R3 through R4 without losing it.
Key matchups Β· top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Jonas B Clausen | * | β | β | 0 |
| 2Erik Holm Petersen | β | * | β | β |
| 3Johnny Schibsbye Andersen | β | β | * | 1 |
| 4Christian Jorgensen | 1 | β | 0 | * |
Grille amΓ©ricaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | Pts | Bu C1 | Bu | SB | Perf | Ξ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Clausen, Jonas B | 1873 | DEN | +8B | β2N | =15B | +9N | 2.5 | 4.0 | 4.5 | 2.25 | 1962 | +7.2 |
| 2 | Jorgensen, Christian | 1881 | DEN | F | +1B | β3B | +8N | 2.0 | 5.5 | 5.5 | 3.50 | 2138 | +19.4 |
| 3 | Andersen, Johnny Schibsbye | 2182 | DEN | F | F | +2N | +15N | 2.0 | 2.5 | 2.5 | 2.50 | 2636 | +8.8 |
| 4 | Petersen, Erik Holm | 1862 | DEN | +14N | F | β9N | +10B | 2.0 | 2.5 | 2.5 | 1.50 | 1928 | +6.2 |
| 5 | Svensson, Bent | 1640 | DEN | F | F | +17N | +14B | 2.0 | 0.5 | 0.5 | 0.50 | 2512 | +46.0 |
| 6 | Schroder, Verner Frede | 1653 | DEN | F | F | +18N | +16B | 2.0 | 0.0 | 0.0 | 0.00 | 2276 | +13.2 |
| 7 | Lausten, Allan Skovrup | 1834 | DEN | F | F | =14N | +11B | 1.5 | 1.5 | 1.5 | 1.25 | 1952 | +16.0 |
| 8 | De Carvalho, Rafael Cedric Say | 0 | BRA | β1N | F | +12B | β2B | 1.0 | 5.5 | 5.5 | 1.00 | 1733 | -36.4 |
| 9 | Skovvart, Niels | 1839 | DEN | F | F | +4B | β1B | 1.0 | 4.5 | 4.5 | 2.00 | 1873 | +2.0 |
| 10 | Eriksen, Andreas | 1663 | DEN | F | F | +13B | β4N | 1.0 | 3.0 | 3.0 | 1.00 | 1796 | +6.8 |
| 11 | Staugaard, Henning | 1587 | DEN | F | F | +16B | β7N | 1.0 | 1.5 | 1.5 | 0.00 | 1648 | +1.6 |
| 12 | Jansson, Sten-Olof | 1773 | DEN | F | F | β8N | +17B | 1.0 | 1.0 | 1.0 | 0.00 | 1739 | -2.2 |
| 13 | Thorgaard, Thomas | 1758 | DEN | F | F | β10N | +18B | 1.0 | 1.0 | 1.0 | 0.00 | 1563 | -17.6 |
| 14 | Maron, Kim | 1891 | DEN | β4B | F | =7B | β5N | 0.5 | 5.5 | 5.5 | 0.75 | 1492 | -61.2 |
| 15 | Nielsen, Poul Erik | 1750 | DEN | F | F | =1N | β3B | 0.5 | 4.5 | 4.5 | 1.25 | 1848 | +1.2 |
| 16 | Jorgensen, Niels | 1515 | DEN | F | F | β11N | β6N | 0.0 | 3.0 | 3.0 | 0.00 | 808 | -27.6 |
| 17 | Petersen, Arne | 1518 | DEN | F | F | β5B | β12N | 0.0 | 3.0 | 3.0 | 0.00 | 920 | -10.0 |
| 18 | Bunsgaard, Hans Peter | 1513 | DEN | F | F | β6B | β13N | 0.0 | 3.0 | 3.0 | 0.00 | 871 | -9.4 |
Key insights
Biggest movers and upsets β the story behind the numbers.
Top rating gainers
- 1Svensson, BentDEN+46.02.0 pts Β· #6
- 2Jorgensen, ChristianDEN+19.42.0 pts Β· #4
- 3Lausten, Allan SkovrupDEN+16.01.5 pts Β· #7
Top rating losers
- 1Maron, KimDEN-61.20.5 pts Β· #15
- 2De Carvalho, Rafael Cedric SayBRA-36.41.0 pts Β· #11
- 3Jorgensen, NielsDEN-27.60.0 pts Β· #16
Biggest upsets
- R4+251 Elo gap