LangKM JSS 2026 R123
Open SwissStandard
16 players participated in this 3-round tournament, held from 17 Mar 2026 to 31 Mar 2026 in Jonkoping, Sweden. 1 titled players. Top 10 Elo average was 1813, and top seed was Hakan Rothen (🇸🇪 SWE, FM, 2197).
David Leon (🇸🇪 SWE, 1919) won with 3.0/3, ahead of Hakan Rothen (3.0) and Linus Fellman (2.0). Leon shared the lead from round 1, winning on tie-break.
Location
🇸🇪Jonkoping, Sweden
Dates
17 Mar 2026 → 31 Mar 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 3 rounds
Titled players · 1
FM×1
Federations · 1 represented
🇸🇪Sweden×14
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 3 roundsTight race until R3; 2 players tied at 3.0/3, decided on Buchholz.
Co-leaders
7
4
2
R3 · TIEBREAK CLUSTER
2 players finish on 3.0/3. Leon takes the title on Buchholz Cut1 (4.0).
WIN STREAKS · 2 top finishers
David Leon 3 wins (R1–R3)FM Hakan Rothen 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1David Leon | * | — | 1 | — |
| 2FMHakan Rothen | — | * | — | 1 |
| 3Olof Sandberg | 0 | — | * | — |
| 4Linus Fellman | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Leon, David | 1919 | SWE | +7N | +6B | +5N | 3.0 | 4.0 | 5.5 | 5.50 | 2590 | +39.2 |
| 2 | Rothen, HakanFM | 2197 | SWE | +15N | +3B | +4N | 3.0 | 4.0 | 4.0 | 4.00 | 2598 | +3.2 |
| 3 | Fellman, Linus | 1799 | SWE | +9N | −2N | +8B | 2.0 | 4.5 | 6.0 | 3.00 | 1941 | +10.4 |
| 4 | Kullander, Sol | 1685 | SWE | +12B | +10N | −2B | 2.0 | 4.5 | 5.5 | 2.50 | 1285 | -3.2 |
| 5 | Sandberg, Olof | 1841 | SWE | +14B | +11N | −1B | 2.0 | 4.0 | 5.0 | 2.00 | 1810 | -1.6 |
| 6 | Svensson, Joakim | 1793 | SWE | +13B | −1N | +11B | 2.0 | 4.0 | 5.0 | 2.00 | 1119 | -6.6 |
| 7 | Fritzon, Peter | 1737 | SWE | −1B | +13N | =9N | 1.5 | 4.5 | 5.5 | 1.75 | 1609 | -13.2 |
| 8 | Ljungdahl,Axel | 0 | SWE | =10B | +12N | −3N | 1.5 | 3.5 | 4.5 | 1.75 | 999 | 0.0 |
| 9 | Eknor, Paul | 1684 | SWE | −3B | +15N | =7B | 1.5 | 3.5 | 3.5 | 0.75 | 1575 | -5.4 |
| 10 | Eskilsson, Teodor | 1763 | SWE | =8N | −4B | +16N | 1.5 | 3.5 | 3.5 | 0.75 | 885 | -24.4 |
| 11 | Ljungdahl,Marcus | 0 | SWE | +16N | −5B | −6N | 1.0 | 4.0 | 4.0 | 0.00 | 1017 | 0.0 |
| 12 | Kumar, Neeraj | 0 | SWE | −4N | −8B | +14B | 1.0 | 3.5 | 4.5 | 1.00 | 1693 | 0.0 |
| 13 | Acosta Bergsten,August | 0 | SWE | −6N | −7B | +15B | 1.0 | 3.5 | 3.5 | 0.00 | 965 | 0.0 |
| 14 | Boberg, Hannes | 1707 | SWE | −5N | +16B | −12N | 1.0 | 3.0 | 3.0 | 0.00 | 1041 | -6.2 |
| 15 | FIDE 563005913 | 0 | — | −2B | −9B | −13N | 0.0 | 4.5 | 5.5 | 0.00 | 1141 | 0.0 |
| 16 | FIDE 563005875 | 0 | — | −11B | −14N | −10B | 0.0 | 2.5 | 3.5 | 0.00 | 900 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Leon, DavidSWE+39.23.0 pts · #1
- 2Fellman, LinusSWE+10.42.0 pts · #5
- 3Rothen, HakanFMSWE+3.23.0 pts · #2
Top rating losers
- 1Eskilsson, TeodorSWE-24.41.5 pts · #9
- 2Fritzon, PeterSWE-13.21.5 pts · #6
- 3Svensson, JoakimSWE-6.62.0 pts · #12