38th LSH Tournament
Open SwissStandard
30 players participated in this 6-round tournament, held from 13 Jun 2026 to 14 Jun 2026 in Seoul, South Korea. 2 federations represented. Top 10 Elo average was 1680, and top seed was Junseok Byun (🇰🇷 KOR, 1787).
Seojun Jang (🇰🇷 KOR, 1738) won with 5.0/6, ahead of Junseok Byun (4.5) and Junesun Kim (4.5). Jang won solo starting round 3.
The biggest upset came in round 3: Yoojun Song (1499) beat Yerin Seo (1622), a +123-point gap.
Location
🇰🇷Seoul, South Korea
Dates
13 Jun 2026 → 14 Jun 2026
Time control
Standard: 60 minutes for game
System
Swiss · 6 rounds
Federations · 2 represented
🇰🇷South Korea×21
🇬🇺Guam×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsSeojun Jang led from R3; +0.5-point edge over the runner-up.
Co-leaders
14
3
1
1
1
1
R3–R6 · LEAD HELD
Seojun Jang held the sole lead from R3 through R6 without losing it.
R3 · HEAD-TO-HEAD · WINNER VS 2ND
Seojun Jang beat Junseok Byun (White).
R1–R4 · WIN STREAK
Seojun Jang won 4 in a row (R1–R4).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Seojun Jang | * | 1 | 1 | ½ |
| 2Junseok Byun | 0 | * | — | — |
| 3Jiyu Hur | 0 | — | * | — |
| 4Junesun Kim | ½ | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Jang, Seojun | 1738 | KOR | +10B | +9N | +2B | +4N | =5B | =3B | 5.0 | 21.0 | 24.0 | 19.75 | 1918 | +44.0 |
| 2 | Byun, Junseok | 1787 | KOR | +13N | +23B | −1N | +10B | =7N | +5N | 4.5 | 18.5 | 20.5 | 13.75 | 1784 | +0.8 |
| 3 | Kim, Junesun | 1662 | GUM | +12N | +26B | −7N | +21B | +6B | =1N | 4.5 | 17.5 | 19.5 | 13.50 | 1710 | +9.6 |
| 4 | Hur, Jiyu | 1690 | KOR | +22N | =8B | +18N | −1B | +17N | +7B | 4.5 | 17.0 | 19.0 | 12.25 | 1767 | +21.6 |
| 5 | Jeon, Hyeongho | 1648 | KOR | +24B | =6N | +11B | +8N | =1N | −2B | 4.0 | 20.0 | 22.0 | 13.00 | 1711 | +8.8 |
| 6 | Song, Yoojun | 1499 | KOR | +28B | =5B | +23N | =7B | −3N | +11N | 4.0 | 17.0 | 18.0 | 9.75 | 1709 | +56.8 |
| 7 | Kim, Jaeha | 1677 | KOR | +21B | =11N | +3B | =6N | =2B | −4N | 3.5 | 20.5 | 22.5 | 12.25 | 1642 | -8.8 |
| 8 | Chung, Jaeheon | 1597 | KOR | +14B | =4N | +17B | −5B | +9N | F | 3.5 | 17.5 | 17.5 | 11.25 | 1738 | +15.2 |
| 9 | Jeon, Inseo | 1604 | KOR | +27N | −1B | =12N | +18B | −8B | +15N | 3.5 | 17.0 | 18.0 | 8.00 | 868 | -33.2 |
| 10 | Cho, Yihwan | 0 | KOR | −1N | +27B | +15N | −2N | +14B | −20B | 3.0 | 18.0 | 19.0 | 7.00 | 952 | 0.0 |
| 11 | Kim, Geono | 1574 | KOR | +19N | =7B | −5N | =20B | +21N | −6B | 3.0 | 16.5 | 18.5 | 7.50 | 1446 | -26.0 |
| 12 | FIDE 13241273 | 0 | — | −3B | +16N | =9B | −24N | =13N | +22B | 3.0 | 16.0 | 18.0 | 8.25 | 1551 | 0.0 |
| 13 | Mo, Wooju | 1488 | KOR | −2B | =25N | +30B | −17N | =12B | +18N | 3.0 | 14.5 | 14.5 | 5.00 | 1524 | +4.0 |
| 14 | FIDE 13239902 | 0 | — | −8N | +22B | −21B | +23N | −10N | +24B | 3.0 | 12.5 | 14.5 | 6.00 | 1576 | 0.0 |
| 15 | FIDE 13242474 | 0 | — | −17B | +30N | −10B | +28N | +22N | −9B | 3.0 | 12.0 | 12.0 | 3.00 | 1553 | 0.0 |
| 16 | FIDE 13238230 | 0 | — | −26N | −12B | +27N | −22B | +23B | +21N | 3.0 | 11.0 | 12.0 | 5.00 | 1414 | 0.0 |
| 17 | Seol, Youngjun | 1630 | KOR | +15N | =18B | −8N | +13B | −4B | −29N | 2.5 | 16.5 | 17.5 | 7.25 | 1405 | -47.2 |
| 18 | FIDE 13239627 | 0 | — | +30B | =17N | −4B | −9N | +?N | −13B | 2.5 | 13.5 | 13.5 | 1.25 | 1504 | 0.0 |
| 19 | Lim, Jihyuk | 0 | KOR | −11B | −21N | −28N | +27B | =25B | +?N | 2.5 | 9.0 | 9.0 | 2.00 | 1498 | 0.0 |
| 20 | Park, Kun | 1732 | KOR | F | F | F | =11N | +24B | +10N | 2.5 | 8.0 | 8.0 | 6.50 | 1574 | -4.2 |
| 21 | Chung, Yeseo | 0 | KOR | −7N | +19B | +14N | −3N | −11B | −16B | 2.0 | 17.0 | 19.5 | 5.50 | 838 | 0.0 |
| 22 | Jang, Yunseo | 1448 | KOR | −4B | −14N | +25B | +16N | −15B | −12N | 2.0 | 16.5 | 18.5 | 5.00 | 890 | -8.0 |
| 23 | Seo, Yerin | 1622 | KOR | +25B | −2N | −6B | −14B | −16N | +28N | 2.0 | 16.5 | 17.5 | 3.00 | 843 | -38.0 |
| 24 | FIDE 13242830 | 0 | — | −5N | +28B | −26N | +12B | −20N | −14N | 2.0 | 14.5 | 15.5 | 4.00 | 842 | 0.0 |
| 25 | FIDE 13242733 | 0 | — | −23N | =13B | −22N | −?B | =19N | +27B | 2.0 | 10.5 | 10.5 | 3.75 | 1173 | 0.0 |
| 26 | Lee, Yuseong | 1547 | KOR | +16B | −3N | +24B | F | F | F | 2.0 | 9.5 | 9.5 | 5.00 | 862 | -13.6 |
| 27 | FIDE 13238000 | 0 | — | −9B | −10N | −16B | −19N | +28B | −25N | 1.0 | 14.0 | 15.0 | 1.00 | 804 | 0.0 |
| 28 | Seol, Yunseo | 0 | KOR | −6N | −24N | +19B | −15B | −27N | −23B | 1.0 | 13.5 | 14.5 | 2.50 | 761 | 0.0 |
| 29 | Bok, Junggyu | 1617 | KOR | F | F | F | F | F | +17B | 1.0 | 2.5 | 2.5 | 2.50 | 2430 | +10.4 |
| 30 | Jun, Chanwoo | 1530 | KOR | −18N | −15B | −13N | F | F | F | 0.0 | 8.5 | 8.5 | 0.00 | 688 | -22.4 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Song, YoojunKOR+56.84.0 pts · #4
- 2Jang, SeojunKOR+44.05.0 pts · #1
- 3Hur, JiyuKOR+21.64.5 pts · #3
Top rating losers
- 1Seol, YoungjunKOR-47.22.5 pts · #16
- 2Seo, YerinKOR-38.02.0 pts · #23
- 3Jeon, InseoKOR-33.23.5 pts · #29
Biggest upsets
- R3+123 Elo gap