CChessStats

23rd Royal rated chess series 2025

Open SwissStandard

16 players participated in this 9-round tournament, held from 04 Aug 2025 to 08 Aug 2025 in Ho Chi Minh City, Vietnam. Top 10 Elo average was 1175, and top seed was Luu Huong Cuong Thinh (🇻🇳 VIE, 1765).

Le Ngoc Hieu (🇻🇳 VIE, 1744) won with 7.5/9, ahead of Nguyen Duc Khai (6.5) and Bui Cong Minh (6.0). Hieu won solo starting round 4.

The biggest upset came in round 9: Bui Cong Minh (1539) beat Luu Huong Cuong Thinh (1765), a +226-point gap.

Location
🇻🇳Ho Chi Minh City, Vietnam
Dates
04 Aug 2025 → 08 Aug 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 9 rounds
Top seed
Avg top 10
1,175
Participants
16
Federations · 1 represented
🇻🇳Vietnam×15
Top 3

How it unfolded

Top 6 · 9 rounds

Le Ngoc Hieu led from R2; +1.0-point edge over the runner-up.

Co-leaders
7
1
2
1
1
1
1
1
1
2.54.579R1R2R3R4R5R6R7R8R9
Hieu7.5Khai6.5Minh6Kha5.5Thinh4.5Ngu4.5
R2–R9 · LEAD HELD

Le Ngoc Hieu never relinquished the lead after R2; final gap +1.0 over the runner-up.

R5 · HEAD-TO-HEAD · WINNER VS 2ND

Le Ngoc Hieu beat Nguyen Duc Khai (Black).

WIN STREAKS · 2 top finishers

Le Ngoc Hieu 3 wins (R4–R6)Nguyen Duc Khai 3 wins (R6–R8)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7R8R9PtsBu C1BuSBPerfΔ
1Le Ngoc Hieu1744VIE+16N+4B=5N+3B+2N+12B=6N=7B+14B7.536.537.030.501988+40.4
2Nguyen Duc Khai1641VIE+14N=5B=4N+8B1B+7N+3B+11N=12B6.538.040.526.501756+31.6
3Bui Cong Minh1539VIE+13B=10N+7B1N=11B+4B2N+6N+5B6.040.043.025.251704+50.8
4Tran Vu Le Kha1659VIE+6B1N=2B+9N+7B3N+13B5N+11B5.540.543.522.251531-34.4
5Luu Huong Cuong Thinh1765VIE+9B=2N=1B+10NFF=8B+4B3N4.537.537.522.501730-4.2
6Nguyen Trinh Viet Ngu0VIE4N?B14N+13N+15B+8N=1B3B+16N4.530.030.012.2513760.0
7Nguyen Hoang Thien Tri0VIE=11N+16B3N+14B4N2B+12N=1N9B4.038.539.011.5014190.0
8Huynh Bao Kim0VIE+15N=11B=10B2N=12N6B=5N+13BF4.030.030.011.5016170.0
9Luu Duc Minh0VIE5N=14B+12N4B=16B13N+15N10B+7N4.027.528.09.509090.0
10Nguyen Tran Ngan Ha1696VIE+12N=3B=8N5BFF+16B+9NF4.022.022.012.501460-24.8
11Tran, Hung Vuong1705VIE=7B=8N+15BF=3NF+14B2B4N3.529.529.510.501341-27.6
12Nguyen Ngoc Lan Phuong0VIE10B+13N9B+15N=8B1N7BF=2N3.034.034.09.2514240.0
13Vo Hoang Khanh0VIE3N12B+16N6B+14N+9B4N8NF3.030.030.07.008010.0
14Tran Van Phuoc Loc0VIE2B=9N+6B7N13BF11N+15B1N2.534.034.07.508980.0
15Vo Nguyen Phuc Huy0VIE8BF11N12B6N+16N9B14N?B1.022.022.00.509070.0
16FIDE 1249307401B7N13BF=9N15B10N?N6B0.528.028.02.009240.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets