9th Gimpo City Standard Open
Open SwissStandard
17 players participated in this 6-round tournament, held from 30 Nov 2025 to 07 Dec 2025 in Gimpo, South Korea. Top 10 Elo average was 1110, and top seed was Taewoo D Kim (🇰🇷 KOR, 1777).
Yoonwoo Nam (🇰🇷 KOR, 1761) won with 5.0/6, ahead of Seojin Oh (4.5) and Taewoo D Kim (4.0). Nam clinched sole first place in the final round.
The biggest upset came in round 6: Yerin Seo (1408) beat Taisung Woo (1526), a +118-point gap.
Location
🇰🇷Gimpo, South Korea
Dates
30 Nov 2025 → 07 Dec 2025
Time control
Standard: 65 minutes for game
System
Swiss · 6 rounds
Federations · 1 represented
🇰🇷South Korea×14
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsYoonwoo Nam led from R6; +0.5-point edge over the runner-up.
Co-leaders
8
3
2
1
1
1
R6 · LEADER CHANGE07 Dec
Yoonwoo Nam takes the sole lead (5.0/6).
R3 · HEAD-TO-HEAD · WINNER VS 2ND
Yoonwoo Nam lost to Seojin Oh (White).
WIN STREAKS · 2 top finishers
Yoonwoo Nam 3 wins (R4–R6)Seojin Oh 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Yoonwoo Nam | * | 0 | 1 | — |
| 2Seojin Oh | 1 | * | 0 | — |
| 3Taewoo D Kim | 0 | 1 | * | — |
| 4Hangyeol Kim | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Nam, Yoonwoo | 1761 | KOR | +11B | +9N | −2B | +3N | +7B | +5N | 5.0 | 18.0 | 21.0 | 16.50 | 2366 | +33.6 |
| 2 | Oh, Seojin | 0 | KOR | +?B | +13B | +1N | +7N | =5B | −3N | 4.5 | 17.0 | 17.0 | 11.25 | 1659 | 0.0 |
| 3 | Kim, Taewoo D | 1777 | KOR | =10N | +14B | +8N | −1B | =6N | +2B | 4.0 | 19.0 | 20.0 | 11.75 | 1614 | -24.4 |
| 4 | Kim, Hangyeol | 0 | KOR | −13N | −15N | +12B | +16N | +9B | +8B | 4.0 | 10.5 | 10.5 | 8.00 | 1486 | 0.0 |
| 5 | Jung, Itak | 1511 | KOR | +17B | −7N | +15B | +6N | =2N | −1B | 3.5 | 17.0 | 17.0 | 6.75 | 1660 | +14.4 |
| 6 | Lee, Chamin | 1563 | KOR | +16N | =8B | =13N | −5B | =3B | +7N | 3.5 | 15.0 | 15.0 | 7.25 | 1495 | -11.2 |
| 7 | Suk, Taeha | 0 | KOR | +15B | +5B | +10N | −2B | −1N | −6B | 3.0 | 19.5 | 20.5 | 7.50 | 1487 | 0.0 |
| 8 | Kwon, Juna | 0 | KOR | +14B | =6N | −3B | +9N | =10B | −4N | 3.0 | 17.5 | 18.5 | 7.25 | 1587 | 0.0 |
| 9 | Seo, Yerin | 1408 | KOR | +12B | −1B | +11N | −8B | −4N | +14N | 3.0 | 17.0 | 18.0 | 6.00 | 1641 | +22.0 |
| 10 | Heo, Jun | 0 | KOR | =3B | +?N | −7B | F | =8N | +11B | 3.0 | 14.0 | 14.0 | 6.50 | 1648 | 0.0 |
| 11 | Jung, Seonghyun | 0 | KOR | −1N | +17B | −9B | +14N | +?B | −10N | 3.0 | 12.0 | 12.0 | 1.00 | 1542 | 0.0 |
| 12 | Park, Yoojun | 0 | KOR | −9N | +16B | −4N | −?N | +14B | F | 2.0 | 8.0 | 8.0 | 1.00 | 1344 | 0.0 |
| 13 | Yang, Hayoon | 1552 | KOR | +4B | −2N | =6B | F | F | F | 1.5 | 12.0 | 12.0 | 5.75 | 1561 | -0.4 |
| 14 | Woo, Taisung | 1526 | KOR | −8N | −3N | +16B | −11B | −12N | −9B | 1.0 | 15.0 | 15.0 | 0.00 | 791 | -34.0 |
| 15 | FIDE 13236857 | 0 | — | −7N | +4B | −5N | F | F | F | 1.0 | 13.5 | 13.5 | 4.00 | 717 | 0.0 |
| 16 | FIDE 13237195 | 0 | — | −6B | −12N | −14N | −4B | F | −?N | 0.0 | 10.5 | 10.5 | 0.00 | 721 | 0.0 |
| 17 | FIDE 13237489 | 0 | — | −5N | −11N | −?B | F | F | F | 0.0 | 6.5 | 6.5 | 0.00 | 698 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Nam, YoonwooKOR+33.65.0 pts · #2
- 2Seo, YerinKOR+22.03.0 pts · #10
- 3Jung, ItakKOR+14.43.5 pts · #7
Top rating losers
- 1Woo, TaisungKOR-34.01.0 pts · #14
- 2Kim, Taewoo DKOR-24.44.0 pts · #6
- 3Lee, ChaminKOR-11.23.5 pts · #11
Biggest upsets
- R6+118 Elo gap