OSS Klubbmesterskap 2025 8 R 6-9
Open SwissStandard
38 players participated in this 9-round tournament, held from 30 Oct 2025 to 27 Nov 2025 in Oslo, Norway. 1 titled players from 4 federations. Top 10 Elo average was 1884, and top seed was Oluka Robert Mcligeyo (🇰🇪 KEN, CM, 2100).
Artem Abramov (🇳🇴 NOR, 1980) won with 4.0/9, ahead of Gunnar Glendrange (3.5) and Xuan Hoang Dao (3.0). Abramov won solo starting round 8.
The biggest upset came in round 6: Sergei Shcherbina (1854) beat Oluka Robert Mcligeyo (CM, 2100), a +246-point gap.
Location
🇳🇴Oslo, Norway
Dates
30 Oct 2025 → 27 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Titled players · 1
CM×1
Federations · 4 represented
🇳🇴Norway×34
🇰🇪Kenya×1
🇮🇷Iran×1
🇺🇦Ukraine×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 9 roundsArtem Abramov led from R8; +0.5-point edge over the runner-up. Title race converged from 39 co-leaders at R4 to 1 by R8.
Co-leaders
40
39
39
39
39
15
6
1
1
R8–R9 · LEAD HELD
Artem Abramov held the sole lead from R8 through R9 without losing it.
WIN STREAKS · 2 top finishers
Artem Abramov 4 wins (R6–R9)Gunnar Glendrange 3 wins (R7–R9)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Artem Abramov | * | — | — | — |
| 2Gunnar Glendrange | — | * | — | — |
| 3Ismael Hmoud | — | — | * | 0 |
| 4Xuan Hoang Dao | — | — | 1 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Abramov, Artem | 1980 | NOR | F | F | F | F | F | +13B | +7B | +14N | +8B | 4.0 | 9.0 | 9.0 | 9.00 | 2636 | +25.0 |
| 2 | Glendrange, Gunnar | 1766 | NOR | F | F | F | F | F | =17B | +29N | +34B | +22N | 3.5 | 4.5 | 4.5 | 3.50 | 2021 | +18.8 |
| 3 | Dao, Xuan Hoang | 1810 | NOR | F | F | F | F | F | +23B | −13N | +4B | +15N | 3.0 | 8.5 | 8.5 | 6.50 | 1970 | +29.2 |
| 4 | Hmoud, Ismael | 0 | NOR | F | F | F | F | F | +25B | +28N | −3N | +24B | 3.0 | 7.5 | 7.5 | 4.50 | 1910 | +23.2 |
| 5 | Gjon, Henrik Daehan Malmo | 1444 | NOR | F | F | F | F | F | +35B | +36N | −15B | +20N | 3.0 | 4.0 | 4.0 | 2.00 | 1698 | +38.8 |
| 6 | Sollien, Jo Anders | 1521 | NOR | F | F | F | F | F | +38B | +27N | −25N | +36B | 3.0 | 3.0 | 3.0 | 1.50 | 1630 | +5.8 |
| 7 | Shcherbina, Sergei | 1854 | UKR | F | F | F | F | F | +9B | −1N | =13N | +11B | 2.5 | 11.0 | 11.0 | 6.00 | 2012 | +18.4 |
| 8 | Jenslokken, Vegard | 1851 | NOR | F | F | F | F | F | =10B | +18N | +23B | −1N | 2.5 | 10.0 | 10.0 | 4.75 | 1832 | -2.2 |
| 9 | Oluka Robert McligeyoCM | 2100 | KEN | F | F | F | F | F | −7N | +16B | =11N | +14B | 2.5 | 9.0 | 9.0 | 5.25 | 1959 | -12.8 |
| 10 | Gagnaire, Emil | 1635 | NOR | F | F | F | F | F | =8N | +15N | =19B | =16B | 2.5 | 8.5 | 8.5 | 5.25 | 1941 | +70.0 |
| 11 | van der Meulen, Andreas Jan | 1813 | NOR | F | F | F | F | F | +24N | +37B | =9B | −7N | 2.5 | 6.5 | 6.5 | 2.75 | 1921 | +18.8 |
| 12 | Lassen, Sverre | 0 | NOR | F | F | F | F | F | −26N | +30B | +29N | =23N | 2.5 | 5.0 | 5.0 | 2.75 | 1635 | 0.0 |
| 13 | Bo, Martin | 1794 | NOR | F | F | F | F | F | −1N | +3B | =7B | =19N | 2.0 | 11.5 | 11.5 | 5.25 | 1866 | +9.6 |
| 14 | Brattgjerd, August Minh | 1884 | NOR | F | F | F | F | F | +22B | +19N | −1B | −9N | 2.0 | 10.0 | 10.0 | 3.50 | 1920 | +9.2 |
| 15 | Gaure, Sigurd Lauvas | 1761 | NOR | F | F | F | F | F | +31N | −10B | +5N | −3B | 2.0 | 9.5 | 9.5 | 4.00 | 1627 | -14.0 |
| 16 | Hellebo, Trygve | 1903 | NOR | F | F | F | F | F | +21N | −9N | =22B | =10N | 2.0 | 8.5 | 8.5 | 4.00 | 1778 | -27.2 |
| 17 | Seyed Saadat, Arsalan | 1624 | IRI | F | F | F | F | F | =2N | =24B | −18N | +37B | 2.0 | 7.0 | 7.0 | 2.50 | 1697 | +20.4 |
| 18 | van der Meulen, Meine | 1612 | NOR | F | F | F | F | F | +30N | −8B | +17B | F | 2.0 | 6.5 | 6.5 | 3.00 | 1731 | +6.0 |
| 19 | Hansen, Thomas Fredrik | 1833 | NOR | F | F | F | F | F | +34N | −14B | =10N | =13B | 2.0 | 6.5 | 6.5 | 2.25 | 1762 | -6.8 |
| 20 | Graff, Joachim S | 1478 | NOR | F | F | F | F | F | −27B | +35N | +30N | −5B | 2.0 | 5.5 | 5.5 | 1.00 | 1359 | -9.6 |
| 21 | Abbas, Yousf Layth | 1675 | NOR | F | F | F | F | F | −16B | −22N | +35B | +34N | 2.0 | 3.5 | 3.5 | 0.00 | 1746 | +19.6 |
| 22 | Bastad, Rolf Christian | 1792 | NOR | F | F | F | F | F | −14N | +21B | =16N | −2B | 1.5 | 9.5 | 9.5 | 3.00 | 1724 | -6.8 |
| 23 | Roderburg, Rolf Theodo | 1755 | NOR | F | F | F | F | F | −3N | +26B | −8N | =12B | 1.5 | 9.5 | 9.5 | 2.75 | 1633 | -10.6 |
| 24 | Eikre, Arne | 1682 | NOR | F | F | F | F | F | −11B | =17N | +32B | −4N | 1.5 | 8.5 | 8.5 | 2.00 | 1607 | -15.6 |
| 25 | Skogrand, Erik | 1704 | NOR | F | F | F | F | F | −4N | F | +6B | =28N | 1.5 | 7.5 | 7.5 | 3.75 | 1655 | -10.4 |
| 26 | Muggerud, Steinar | 1596 | NOR | F | F | F | F | F | +12B | −23N | −31B | =27B | 1.5 | 6.5 | 6.5 | 3.25 | 1380 | -14.8 |
| 27 | Hansen, Erik Thorsell | 1517 | NOR | F | F | F | F | F | +20N | −6B | F | =26N | 1.5 | 6.5 | 6.5 | 2.75 | 1529 | -1.6 |
| 28 | Sponnich, Atle | 1651 | NOR | F | F | F | F | F | F | −4B | +37N | =25B | 1.5 | 4.5 | 4.5 | 0.75 | 1741 | +7.4 |
| 29 | Kjonstad, Thor Ole | 1456 | NOR | F | F | F | F | F | F | −2B | −12B | +32N | 1.0 | 7.0 | 7.0 | 1.00 | 1676 | +12.8 |
| 30 | Pettersen, Jan Erik | 0 | NOR | F | F | F | F | F | −18B | −12N | −20B | +38N | 1.0 | 6.5 | 6.5 | 0.00 | 744 | 0.0 |
| 31 | Hjoberg, Oscar | 1656 | NOR | F | F | F | F | F | −15B | F | +26N | F | 1.0 | 5.5 | 5.5 | 1.50 | 1680 | +2.8 |
| 32 | Langmyr, Oskar Lang | 1537 | NOR | F | F | F | F | F | +33B | F | −24N | −29B | 1.0 | 3.5 | 3.5 | 1.00 | 1531 | -4.0 |
| 33 | Mortensen, Kenneth | 1713 | NOR | F | F | F | F | F | −32N | F | +38B | — | 1.0 | 1.0 | 1.0 | 0.00 | 757 | -30.0 |
| 34 | Kristiansen, Jorgen | 1812 | NOR | F | F | F | F | F | −19B | F | −2N | −21B | 0.0 | 7.5 | 7.5 | 0.00 | 958 | -34.0 |
| 35 | Bjorkmann, Knut | 1481 | NOR | F | F | F | F | F | −5N | −20B | −21N | F | 0.0 | 7.0 | 7.0 | 0.00 | 723 | 0.0 |
| 36 | FIDE 556000669 | 0 | — | F | F | F | F | F | F | −5B | F | −6N | 0.0 | 6.0 | 6.0 | 0.00 | 681 | 0.0 |
| 37 | Dienes, Tamas | 1705 | NOR | F | F | F | F | F | F | −11N | −28B | −17N | 0.0 | 6.0 | 6.0 | 0.00 | 891 | -31.4 |
| 38 | Storoy, Ole Jonny | 1528 | NOR | F | F | F | F | F | −6N | F | −33N | −30B | 0.0 | 5.0 | 5.0 | 0.00 | 835 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Gagnaire, EmilNOR+70.02.5 pts · #8
- 2Gjon, Henrik Daehan MalmoNOR+38.83.0 pts · #16
- 3Dao, Xuan HoangNOR+29.23.0 pts · #4
Top rating losers
- 1Kristiansen, JorgenNOR-34.00.0 pts · #34
- 2Dienes, TamasNOR-31.40.0 pts · #35
- 3Mortensen, KennethNOR-30.01.0 pts · #38
Biggest upsets
- R6+246 Elo gap
- R6+176 Elo gap
- R9+137 Elo gap