2026 Korea Youth Championship U18
Open SwissStandard
10 players participated in this 7-round tournament, held from 04 Feb 2026 to 07 Feb 2026 in Seongnam, South Korea. Top 10 Elo average was 1738, and top seed was Yubin Kim (🇰🇷 KOR, 1997).
Sihoo Park (🇰🇷 KOR, 1961) won with 6.5/7, ahead of Inchan Park (5.0) and Nikita Yan (5.0). Park won solo starting round 3.
The biggest upset came in round 6: Nikita Yan (1679) beat Yubin Kim (1997), a +318-point gap.
Location
🇰🇷Seongnam, South Korea
Dates
04 Feb 2026 → 07 Feb 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Federations · 1 represented
🇰🇷South Korea×10
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsSihoo Park led from R3; +1.5-point edge over the runner-up.
Co-leaders
5
2
1
1
1
1
1
R3–R7 · LEAD HELD
Sihoo Park never relinquished the lead after R3; final gap +1.5 over the runner-up.
R4 · HEAD-TO-HEAD · WINNER VS 2ND
Sihoo Park drew with Inchan Park (White).
WIN STREAKS · 3 top finishers
Sihoo Park 3+3 wins (R1–R3, R5–R7)Inchan Park 3 wins (R5–R7)Nikita Yan 3 wins (R5–R7)
Key matchups · top 4
Head-to-head between the four finishersGrille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Park, Sihoo | 1961 | KOR | +3N | +7B | +4N | =2B | +5N | +8B | +6N | 6.5 | 22.5 | 24.5 | 22.00 | 2162 | +48.0 |
| 2 | Park, Inchan | 1857 | KOR | +8B | −4B | =3N | =1N | +9B | +7N | +5B | 5.0 | 23.5 | 25.5 | 15.25 | 1918 | +25.6 |
| 3 | Yan, Nikita | 1679 | KOR | −1B | +6N | =2B | =9N | +10B | +4B | +8N | 5.0 | 22.5 | 22.5 | 12.50 | 1908 | +85.2 |
| 4 | Kim, Yubin | 1997 | KOR | +5B | +2N | −1B | =8N | +7B | −3N | +10B | 4.5 | 24.0 | 24.0 | 11.50 | 1861 | -39.6 |
| 5 | Choi, Chanuk | 1719 | KOR | −4N | +9B | =8N | =6B | −1B | +10N | −2N | 3.0 | 22.5 | 22.5 | 4.25 | 1700 | -7.6 |
| 6 | Kim, Dohun | 1459 | KOR | −7N | −3B | +10B | =5N | F | +9N | −1B | 2.5 | 21.0 | 21.0 | 3.50 | 1659 | +53.2 |
| 7 | Moon, Heesung | 1725 | KOR | +6B | −1N | =9B | +10N | −4N | −2B | F | 2.5 | 20.5 | 20.5 | 3.50 | 1709 | -8.0 |
| 8 | Leem, Daeyoung | 1661 | KOR | −2N | +10N | =5B | =4B | F | −1N | −3B | 2.0 | 26.5 | 26.5 | 3.75 | 1696 | +7.6 |
| 9 | Hwang, Haseung | 1595 | KOR | +10B | −5N | =7N | =3B | −2N | −6B | F | 2.0 | 18.0 | 18.0 | 3.75 | 1568 | -9.2 |
| 10 | Lee, Chaeyul | 1730 | KOR | −9N | −8B | −6N | −7B | −3N | −5B | −4N | 0.0 | 19.5 | 21.5 | 0.00 | 889 | -155.2 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Yan, NikitaKOR+85.25.0 pts · #3
- 2Kim, DohunKOR+53.22.5 pts · #6
- 3Park, SihooKOR+48.06.5 pts · #1
Top rating losers
- 1Lee, ChaeyulKOR-155.20.0 pts · #10
- 2Kim, YubinKOR-39.64.5 pts · #4
- 3Hwang, HaseungKOR-9.22.0 pts · #8
Biggest upsets
- R6+318 Elo gap
- R3+271 Elo gap
- R6+136 Elo gap