1st An Giang Chess Tournament - Chess Star Cup 2025 - Youth Category (Under 1700 Elo)
Open SwissStandard
52 players participated in this 7-round tournament, held from 27 Dec 2025 to 28 Dec 2025 in An Giang, Vietnam. Top 10 Elo average was 1606, and top seed was Le Duong Quoc Binh (🇻🇳 VIE, 1670).
Lim Tuan Sang (🇻🇳 VIE, 1584) won with 6.0/7, ahead of Dang Hoang Gia (5.5) and Pham Hong Duc (5.5). Sang shared the lead from round 6 and broke clear in the final round.
The biggest upset came in round 7: Le Hong An (1431) beat Le Khac Hoang Long (1646), a +215-point gap.
Location
🇻🇳An Giang, Vietnam
Dates
27 Dec 2025 → 28 Dec 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Federations · 1 represented
🇻🇳Vietnam×36
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsLim Tuan Sang led from R7; +0.5-point edge over the runner-up. Title race converged from 6 co-leaders at R4 to 1 by R7.
Co-leaders
29
15
3
6
2
4
1
R7–R7 · LEAD HELD
Lim Tuan Sang held the sole lead from R7 through R7 without losing it.
WIN STREAKS · 2 top finishers
Dang Hoang Gia 3 wins (R1–R3)Pham Hong Duc 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Lim Tuan Sang | * | — | ½ | — |
| 2Dang Hoang Gia | — | * | ½ | 1 |
| 3Pham Hong Duc | ½ | ½ | * | — |
| 4Le Duong Quoc Binh | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Lim Tuan Sang | 1584 | VIE | +39N | +23B | =25N | +12B | =3N | +5B | +7N | 6.0 | 28.0 | 31.0 | 26.25 | 1863 | +41.2 |
| 2 | Dang Hoang Gia | 1571 | VIE | +42B | +22N | +10B | =6N | +4B | =8N | =3N | 5.5 | 30.0 | 33.0 | 25.25 | 1749 | +47.2 |
| 3 | Pham Hong Duc | 1628 | VIE | +46B | +20N | +18B | =7N | =1B | +17N | =2B | 5.5 | 28.5 | 30.5 | 22.25 | 1697 | +17.6 |
| 4 | Le Duong Quoc Binh | 1670 | VIE | +47N | +35B | =5N | +29B | −2N | +15B | +12N | 5.5 | 25.5 | 27.5 | 19.50 | 1537 | -21.6 |
| 5 | Mai Nhat Thien Kim | 1551 | VIE | +31B | +19N | =4B | =8N | +20B | −1N | +25B | 5.0 | 28.5 | 32.0 | 20.75 | 1508 | -7.2 |
| 6 | Nguyen Hoang Huy | 1626 | VIE | F | +24B | +15N | =2B | +9N | =7B | +23N | 5.0 | 27.5 | 27.5 | 22.25 | 1583 | -4.8 |
| 7 | Le Hoang Nhat Tuyen | 1588 | VIE | +48B | +37N | +30B | =3B | +16N | =6N | −1B | 5.0 | 27.0 | 29.0 | 17.75 | 1670 | +22.4 |
| 8 | Nguyen Phuoc Nguyen | 1641 | VIE | +51N | +26B | =29N | =5B | +37N | =2B | =9N | 5.0 | 26.0 | 27.0 | 17.50 | 1537 | -16.8 |
| 9 | Tran Thanh Thao | 0 | VIE | +32B | +17N | =?B | +18N | −6B | +30N | =8B | 5.0 | 25.0 | 25.0 | 17.50 | 1595 | 0.0 |
| 10 | Le Hong An | 1431 | VIE | +38N | +50B | −2N | +27B | −23N | +39B | +16N | 5.0 | 23.5 | 24.5 | 15.00 | 1618 | +19.2 |
| 11 | Vu Eden Trung Duc | 1553 | VIE | =12N | −16B | +50N | +21B | −15N | +34B | +19B | 4.5 | 24.0 | 25.0 | 14.75 | 1579 | +2.4 |
| 12 | Nguyen Khanh Van | 0 | VIE | =11B | +?N | +14B | −1N | +31B | +?N | −4B | 4.5 | 24.0 | 24.0 | 10.25 | 1485 | 0.0 |
| 13 | Trinh Nguyen Binh | 0 | VIE | −24N | +49B | −23N | =?B | +33N | +44B | +29N | 4.5 | 20.0 | 20.0 | 12.00 | 1502 | 0.0 |
| 14 | Nguyen Vu Huy Hoang | 0 | VIE | +?N | +21B | −12N | =15B | =29N | =?B | +35N | 4.5 | 19.0 | 19.0 | 10.75 | 1541 | 0.0 |
| 15 | Ton Minh Thien | 0 | VIE | +40B | +?N | −6B | =14N | +11B | −4N | =22B | 4.0 | 26.5 | 26.5 | 11.75 | 1492 | 0.0 |
| 16 | Le Khac Hoang Long | 1646 | VIE | −22B | +11N | +51B | +19N | −7B | +37N | −10B | 4.0 | 25.5 | 26.5 | 12.50 | 1399 | -41.2 |
| 17 | Nguyen Duy Khoi | 1444 | VIE | F | −9B | +33N | +40N | +22B | −3B | +27N | 4.0 | 25.0 | 25.0 | 14.50 | 830 | -10.4 |
| 18 | Vu Antoni Trung Hieu | 1544 | VIE | +44N | +28B | −3N | −9B | +38N | −24B | +39N | 4.0 | 24.5 | 27.5 | 13.00 | 830 | -15.2 |
| 19 | Nguyen Dang Anh Khoa | 0 | VIE | +?N | −5B | +21N | −16B | +28N | +35B | −11N | 4.0 | 24.5 | 24.5 | 11.00 | 1497 | 0.0 |
| 20 | Dang Gia Phu | 0 | VIE | +?N | −3B | +38N | +28B | −5N | −27B | +43N | 4.0 | 24.5 | 24.5 | 10.00 | 791 | 0.0 |
| 21 | Pham Phuong Binh | 1499 | VIE | +52B | −14N | −19B | −11N | +48B | +40N | +36B | 4.0 | 21.0 | 21.0 | 8.00 | 753 | -16.8 |
| 22 | Lu Tan Loc | 0 | VIE | +16N | −2B | +?N | +?B | −17N | =29B | =15N | 4.0 | 21.0 | 21.0 | 7.75 | 1548 | 0.0 |
| 23 | Le Vinh Tuong | 0 | VIE | F | −1N | +13B | +?N | +10B | +?N | −6B | 4.0 | 20.5 | 20.5 | 9.50 | 1559 | 0.0 |
| 24 | Lam Thanh Phu | 0 | VIE | +13B | −6N | −36B | +?N | +41B | +18N | −?B | 4.0 | 19.5 | 19.5 | 11.50 | 1459 | 0.0 |
| 25 | Phan Huu Phuc Khang | 0 | VIE | +?B | +?N | =1B | =?N | −30N | +26B | −5N | 4.0 | 18.5 | 18.5 | 7.00 | 1464 | 0.0 |
| 26 | Huynh Gia Phu | 0 | VIE | +36B | −8N | +?B | +41N | −?B | −25N | +42B | 4.0 | 18.0 | 18.0 | 9.00 | 811 | 0.0 |
| 27 | Nguyen Vu Lam | 0 | VIE | +?B | −?N | +?B | −10N | +46B | +20N | −17B | 4.0 | 15.0 | 15.0 | 6.00 | 685 | 0.0 |
| 28 | Pham Quoc Tien | 0 | VIE | +?B | −18N | +?B | −20N | −19B | +?N | +?B | 4.0 | 12.0 | 12.0 | 0.00 | 1512 | 0.0 |
| 29 | Nguyen Thien Ngan | 1482 | VIE | +45B | +41N | =8B | −4N | =14B | =22N | −13B | 3.5 | 26.5 | 29.5 | 12.75 | 1465 | -1.6 |
| 30 | Nguyen Dang Kien Van | 1486 | VIE | F | +34B | −7N | =31N | +25B | −9B | +32N | 3.5 | 24.5 | 27.5 | 12.75 | 789 | -14.4 |
| 31 | Nguyen Minh Doanh | 0 | VIE | −5N | +?B | +35N | =30B | −12N | +?B | F | 3.5 | 16.0 | 16.0 | 4.75 | 1328 | 0.0 |
| 32 | FIDE 12460516 | 0 | — | −9N | −38B | +?N | =33B | +?N | +?N | −30B | 3.5 | 15.0 | 15.0 | 1.75 | 689 | 0.0 |
| 33 | Nguyen Quang Phuc | 0 | VIE | −?B | +?N | −17B | =32N | −13B | +?N | +?N | 3.5 | 12.0 | 12.0 | 1.75 | 661 | 0.0 |
| 34 | FIDE 561003344 | 0 | — | +?B | −30N | −37B | +51N | =?B | −11N | +?B | 3.5 | 12.0 | 12.0 | 1.00 | 721 | 0.0 |
| 35 | FIDE 12485560 | 0 | — | +?B | −4N | −31B | +42N | +40B | −19N | −14B | 3.0 | 23.5 | 23.5 | 6.00 | 872 | 0.0 |
| 36 | FIDE 561002399 | 0 | — | −26N | +39B | +24N | −37B | −?N | +38B | −21N | 3.0 | 21.0 | 21.0 | 10.00 | 699 | 0.0 |
| 37 | Le Duong Quoc Khanh | 0 | VIE | F | −7B | +34N | +36N | −8B | −16B | +?N | 3.0 | 20.5 | 20.5 | 6.50 | 830 | 0.0 |
| 38 | FIDE 561001546 | 0 | — | −10B | +32N | −20B | +?N | −18B | −36N | +?B | 3.0 | 19.5 | 19.5 | 3.50 | 689 | 0.0 |
| 39 | Manh Trong Minh | 0 | VIE | −1B | −36N | +?B | +?N | +?B | −10N | −18B | 3.0 | 18.0 | 18.0 | 0.00 | 720 | 0.0 |
| 40 | FIDE 12492787 | 0 | — | −15N | +47B | +?N | −17B | −35N | −21B | +?N | 3.0 | 17.0 | 17.0 | 2.00 | 672 | 0.0 |
| 41 | FIDE 12485683 | 0 | — | +?N | −29B | +?N | −26B | −24N | −43B | +46B | 3.0 | 16.5 | 16.5 | 2.00 | 682 | 0.0 |
| 42 | FIDE 561001635 | 0 | — | −2N | −?B | +?N | −35B | +?N | +50B | −26N | 3.0 | 13.5 | 13.5 | 1.00 | 779 | 0.0 |
| 43 | FIDE 12489883 | 0 | — | F | +?N | −?B | −?N | +?B | +41N | −20B | 3.0 | 10.5 | 10.5 | 3.00 | 677 | 0.0 |
| 44 | Nguyen Minh Duc | 0 | VIE | −18B | −?N | +?B | +?N | −?B | −13N | +?B | 3.0 | 8.5 | 8.5 | 0.00 | 712 | 0.0 |
| 45 | FIDE 12489018 | 0 | — | −29N | −?B | +47N | +?B | −?N | −?B | +50N | 3.0 | 6.5 | 6.5 | 3.00 | 732 | 0.0 |
| 46 | FIDE 12460524 | 0 | — | −3N | +?B | −?N | +50B | −27N | −?B | −41N | 2.0 | 13.5 | 13.5 | 1.00 | 806 | 0.0 |
| 47 | FIDE 561006092 | 0 | — | −4B | −40N | −45B | +?N | −?B | −?N | +52B | 2.0 | 11.5 | 11.5 | 0.00 | 872 | 0.0 |
| 48 | FIDE 12446904 | 0 | — | −7N | −?B | −?N | +?B | −21N | −?B | +?N | 2.0 | 9.0 | 9.0 | 0.00 | 744 | 0.0 |
| 49 | Nguyen Doan Hanh Thi | 0 | VIE | −?B | −13N | +?B | −?N | −?B | −?N | +?B | 2.0 | 4.5 | 4.5 | 0.00 | 779 | 0.0 |
| 50 | FIDE 561006041 | 0 | — | +?B | −10N | −11B | −46N | F | −42N | −45B | 1.0 | 18.5 | 18.5 | 0.00 | 692 | 0.0 |
| 51 | FIDE 12485675 | 0 | — | −8B | +?N | −16N | −34B | F | F | F | 1.0 | 13.5 | 13.5 | 0.00 | 851 | 0.0 |
| 52 | FIDE 561002356 | 0 | — | −21N | −?B | −?B | −?N | −?B | F | −47N | 0.0 | 6.0 | 6.0 | 0.00 | 699 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Dang Hoang GiaVIE+47.25.5 pts · #2
- 2Lim Tuan SangVIE+41.26.0 pts · #6
- 3Le Hoang Nhat TuyenVIE+22.45.0 pts · #5
Top rating losers
- 1Le Khac Hoang LongVIE-41.24.0 pts · #17
- 2Le Duong Quoc BinhVIE-21.65.5 pts · #13
- 3Nguyen Phuoc NguyenVIE-16.85.0 pts · #11
Biggest upsets
- R7+215 Elo gap