Via U1800 February
Open SwissStandard
35 players participated in this 6-round tournament, held from 14 Feb 2026 to 15 Feb 2026 in Seongnam, South Korea. 4 federations represented. Top 10 Elo average was 1746, and top seed was Andrey Kim (🇰🇷 KOR, 1794).
Heesung Moon (🇰🇷 KOR, 1724) won with 6.0/6, ahead of Junyoung Jang (5.0) and Hajoon Kim (4.0). Moon won solo starting round 4.
The biggest upset came in round 6: Denis Yugay (1580) beat Andrey Kim (1794), a +214-point gap.
Location
🇰🇷Seongnam, South Korea
Dates
14 Feb 2026 → 15 Feb 2026
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 6 rounds
Federations · 4 represented
🇰🇷South Korea×32
🇸🇪Sweden×1
🇺🇿Uzbekistan×1
🇭🇰Hong Kong China×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsHeesung Moon led from R4; +1.0-point edge over the runner-up.
Co-leaders
13
4
2
1
1
1
R4–R6 · LEAD HELD
Heesung Moon never relinquished the lead after R4; final gap +1.0 over the runner-up.
WIN STREAKS · 3 top finishers
Heesung Moon 6 wins (R1–R6)Junyoung Jang 4 wins (R3–R6)Hajoon Kim 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Heesung Moon | * | — | 1 | — |
| 2Junyoung Jang | — | * | 0 | — |
| 3Hajoon Kim | 0 | 1 | * | — |
| 4Gerelt-Od Boldbaatar | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Moon, Heesung | 1724 | KOR | +12B | +17N | +15B | +3B | +4N | +5N | 6.0 | 18.5 | 21.5 | 21.50 | 2501 | +113.2 |
| 2 | Jang, Junyoung | 1699 | KOR | +32B | −3B | +23N | +15N | +9B | +8B | 5.0 | 16.0 | 17.0 | 13.00 | 1947 | +36.8 |
| 3 | Kim, Hajoon | 1749 | KOR | +34B | +2N | +11B | −1N | −5B | +18N | 4.0 | 21.5 | 22.5 | 12.50 | 1811 | +20.0 |
| 4 | Lee, Doyun A | 1754 | KOR | =7N | +25B | +10N | +6B | −1B | =9N | 4.0 | 21.0 | 23.0 | 13.25 | 1765 | +3.6 |
| 5 | Ten, Polina | 1735 | KOR | +23N | =10B | =16N | +24B | +3N | −1B | 4.0 | 18.5 | 20.5 | 11.25 | 1791 | +18.4 |
| 6 | Gerelt-Od Boldbaatar | 1713 | KOR | +20N | =16B | +21N | −4N | =7B | +19N | 4.0 | 17.0 | 19.5 | 12.00 | 1737 | +8.4 |
| 7 | Yugay, Denis | 1580 | UZB | =4B | −21N | +27B | +14B | =6N | +15N | 4.0 | 17.0 | 19.0 | 12.50 | 1782 | +63.6 |
| 8 | Li, Artem Serg | 1761 | KOR | +22B | −11N | +19B | =18N | +10B | −2N | 3.5 | 18.0 | 20.5 | 10.50 | 1735 | -7.6 |
| 9 | Kim, Minjae | 1758 | KOR | =21B | =18N | +34B | +11N | −2N | =4B | 3.5 | 18.0 | 19.0 | 9.25 | 1723 | -4.8 |
| 10 | Jun, Sanghui | 1691 | KOR | +33B | =5N | −4B | +16B | −8N | +21B | 3.5 | 17.0 | 18.0 | 8.50 | 1683 | -1.6 |
| 11 | Oh, Seojin | 1703 | KOR | +28N | +8B | −3N | −9B | +23N | =13B | 3.5 | 16.5 | 18.5 | 9.25 | 1726 | +10.8 |
| 12 | Chan, Chi Ngo | 1511 | HKG | −1N | +26B | −24N | +25B | +16N | =17B | 3.5 | 16.0 | 18.0 | 8.50 | 1584 | +12.8 |
| 13 | Gon, Andrei | 1760 | KOR | −16N | +31B | =17B | +22N | =18B | =11N | 3.5 | 15.0 | 16.5 | 8.75 | 1671 | -12.4 |
| 14 | Park, Chabeen | 1612 | KOR | −15B | =27N | +28B | −7N | +22B | +24N | 3.5 | 13.5 | 15.5 | 7.50 | 1660 | +17.2 |
| 15 | Kim, Andrey | 1794 | KOR | +14N | +24B | −1N | −2B | +21N | −7B | 3.0 | 21.0 | 23.0 | 8.00 | 1650 | -45.2 |
| 16 | Choi, Jungwoon | 1589 | KOR | +13B | =6N | =5B | −10N | −12B | +26N | 3.0 | 18.5 | 20.5 | 9.50 | 1610 | +5.6 |
| 17 | Park, Simook | 1665 | KOR | +26B | −1B | =13N | −21B | +27N | =12N | 3.0 | 17.5 | 19.5 | 7.50 | 1542 | -33.2 |
| 18 | Yoo, Hanjoon | 1692 | KOR | =31N | =9B | +25N | =8B | =13N | −3B | 3.0 | 16.5 | 18.0 | 8.00 | 1620 | -18.0 |
| 19 | Khan, Vassiliy | 1682 | KOR | −25N | +20B | −8N | +32B | +24N | −6B | 3.0 | 14.5 | 15.5 | 6.00 | 1694 | +5.2 |
| 20 | Han, Yul | 1490 | KOR | −6B | −19N | −26N | +35B | +32N | +23B | 3.0 | 12.0 | 12.0 | 3.00 | 1595 | +21.2 |
| 21 | Kim, Taeu | 1585 | KOR | =9N | +7B | −6B | +17N | −15B | −10N | 2.5 | 18.0 | 21.0 | 8.75 | 1643 | +17.6 |
| 22 | I, Mark | 1605 | KOR | −8N | =28B | +31N | −13B | −14N | +25B | 2.5 | 14.5 | 16.0 | 4.50 | 1452 | -40.4 |
| 23 | Gerelt-Munkh Boldbaatar | 1542 | KOR | −5B | +33N | −2B | +26N | −11B | −20N | 2.0 | 17.5 | 18.5 | 3.00 | 856 | -56.0 |
| 24 | Lee, Jinwoo | 1709 | KOR | +27B | −15N | +12B | −5N | −19B | −14B | 2.0 | 17.0 | 19.0 | 5.50 | 1512 | -61.2 |
| 25 | Nam, Taegyun | 0 | KOR | +19B | −4N | −18B | −12N | +28B | −22N | 2.0 | 16.0 | 18.0 | 5.00 | 1490 | 0.0 |
| 26 | Seo, Gyuwon | 0 | KOR | −17N | −12N | +20B | −23B | +30N | −16B | 2.0 | 14.5 | 16.5 | 5.00 | 1436 | 0.0 |
| 27 | Kim, Rian | 1488 | KOR | −24N | =14B | −7N | +31B | −17B | =29N | 2.0 | 14.5 | 16.0 | 4.25 | 1484 | -2.0 |
| 28 | Lee, Jeongmin | 1445 | KOR | −11B | =22N | −14N | =29B | −25N | +33B | 2.0 | 13.5 | 14.5 | 3.25 | 1451 | +0.8 |
| 29 | Lee, Juhwan | 1658 | KOR | F | F | F | =28N | +31B | =27B | 2.0 | 5.5 | 5.5 | 3.50 | 1580 | -10.8 |
| 30 | Shin, Wonseok | 1568 | KOR | F | F | F | +33N | −26B | +32N | 2.0 | 4.0 | 4.0 | 2.00 | 2241 | +13.2 |
| 31 | Hwang, Yoonho Jason | 1415 | KOR | =18B | −13N | −22B | −27N | −29N | +35B | 1.5 | 13.0 | 13.0 | 1.50 | 1274 | -28.8 |
| 32 | Seo, Yerin | 1443 | KOR | −2N | −34N | +33B | −19N | −20B | −30B | 1.0 | 14.0 | 15.0 | 1.00 | 801 | -58.8 |
| 33 | Kim, Rayon | 0 | KOR | −10N | −23B | −32N | −30B | +35N | −28N | 1.0 | 10.5 | 10.5 | 0.00 | 737 | 0.0 |
| 34 | An, Teo | 1568 | SWE | −3N | +32B | −9N | F | F | F | 1.0 | 8.5 | 8.5 | 1.00 | 1524 | -7.2 |
| 35 | Choi, Jaebum | 0 | KOR | F | F | F | −20N | −33B | −31N | 0.0 | 5.5 | 5.5 | 0.00 | 662 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Moon, HeesungKOR+113.26.0 pts · #1
- 2Yugay, DenisUZB+63.64.0 pts · #5
- 3Jang, JunyoungKOR+36.85.0 pts · #2
Top rating losers
- 1Lee, JinwooKOR-61.22.0 pts · #24
- 2Seo, YerinKOR-58.81.0 pts · #32
- 3Gerelt-Munkh BoldbaatarKOR-56.02.0 pts · #34
Biggest upsets
- R6+214 Elo gap
- R1+171 Elo gap