The 6th Vientiane Open FIDE Rated
Open SwissStandard
19 players participated in this 5-round tournament, held from 23 Aug 2025 to 24 Aug 2025 in Vientiane capital, Laos. Top 10 Elo average was 1134, and top seed was Roberto Jr. Suelo (🇱🇦 LAO, 2126).
Roberto Jr. Suelo (🇱🇦 LAO, 2126) won with 5.0/5, ahead of BOUNLED VILAPHEN (4.5) and SOUMINTA YOMVILATH (4.0). Suelo won solo starting round 4.
Location
🇱🇦Vientiane capital, Laos
Dates
23 Aug 2025 → 24 Aug 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Federations · 1 represented
🇱🇦Laos×11
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsRoberto Jr. Suelo led from R4; +0.5-point edge over the runner-up.
Co-leaders
8
5
2
1
1
R4–R5 · LEAD HELD
Roberto Jr. Suelo held the sole lead from R4 through R5 without losing it.
WIN STREAKS · 2 top finishers
Roberto Jr. Suelo 5 wins (R1–R5)SOUMINTA YOMVILATH 3 wins (R3–R5)
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Suelo, Roberto Jr. | 2126 | LAO | +7B | +9N | +6B | +8N | +4B | 5.0 | 12.5 | 15.0 | 15.00 | 2526 | +6.4 |
| 2 | VILAPHEN, BOUNLED | 0 | LAO | +19B | +10N | =4B | +6N | +8B | 4.5 | 12.0 | 12.0 | 10.25 | 1645 | 0.0 |
| 3 | YOMVILATH, SOUMINTA | 1485 | LAO | +18B | −4N | +14B | +12N | +9B | 4.0 | 9.0 | 9.0 | 5.50 | 1560 | +8.0 |
| 4 | Vilaphen, Phakthong | 1647 | LAO | +12N | +3B | =2N | +13B | −1N | 3.5 | 15.5 | 17.5 | 10.25 | 1766 | +8.0 |
| 5 | MANALO, SEAN MICHAEL | 0 | LAO | −6B | +7N | =9B | +11N | +12B | 3.5 | 11.0 | 13.0 | 8.75 | 1488 | 0.0 |
| 6 | Maglacion, Herald Wayne Fresco | 1548 | LAO | +5N | +13B | −1N | −2B | +16N | 3.0 | 15.0 | 16.0 | 6.50 | 1147 | -3.2 |
| 7 | JOSHUA JEDIDIAH,BEJO | 0 | LAO | −1N | −5B | +10B | +15N | +13N | 3.0 | 13.0 | 14.0 | 5.50 | 1326 | 0.0 |
| 8 | Senglek, Khonsavanh | 1621 | LAO | +14B | +15N | +11B | −1B | −2N | 3.0 | 13.0 | 14.0 | 4.50 | 1732 | +3.8 |
| 9 | SUELO, RYZIA LEI ZHEYSHA | 1472 | LAO | +17N | −1B | =5N | +18B | −3N | 2.5 | 13.5 | 13.5 | 2.75 | 879 | -22.4 |
| 10 | SUELO, YSHA ROYZ IZHEYA | 0 | LAO | =11N | −2B | −7N | +17B | +19N | 2.5 | 11.0 | 11.0 | 2.25 | 1444 | 0.0 |
| 11 | SENGPHACHAN, BOUNTHENGNOY | 1444 | LAO | =10B | +19N | −8N | −5B | +18N | 2.5 | 9.0 | 9.0 | 1.25 | 820 | -10.8 |
| 12 | FIDE 17702518 | 0 | — | −4B | +18N | +16N | −3B | −5N | 2.0 | 12.0 | 12.0 | 1.00 | 766 | 0.0 |
| 13 | FIDE 17702682 | 0 | — | +16B | −6N | +15B | −4N | −7B | 2.0 | 10.5 | 11.5 | 2.00 | 797 | 0.0 |
| 14 | FIDE 17701970 | 0 | — | −8N | +17B | −3N | −16B | F | 1.0 | 9.0 | 9.0 | 1.00 | 752 | 0.0 |
| 15 | FIDE 17702780 | 0 | — | F | −8B | −13N | −7B | +17N | 1.0 | 9.0 | 9.0 | 1.00 | 820 | 0.0 |
| 16 | FIDE 17702534 | 0 | — | −13N | F | −12B | +14N | −6B | 1.0 | 8.0 | 8.0 | 1.00 | 747 | 0.0 |
| 17 | FIDE 17702496 | 0 | — | −9B | −14N | +19B | −10N | −15B | 1.0 | 7.0 | 7.0 | 0.00 | 673 | 0.0 |
| 18 | FIDE 17702704 | 0 | — | −3N | −12B | F | −9N | −11B | 0.0 | 11.0 | 11.0 | 0.00 | 667 | 0.0 |
| 19 | FIDE 17702399 | 0 | — | −2N | −11B | −17N | F | −10B | 0.0 | 10.5 | 10.5 | 0.00 | 644 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1YOMVILATH, SOUMINTALAO+8.04.0 pts · #4
- 2Vilaphen, PhakthongLAO+8.03.5 pts · #6
- 3Suelo, Roberto Jr.LAO+6.45.0 pts · #1
Top rating losers
- 1SUELO, RYZIA LEI ZHEYSHALAO-22.42.5 pts · #17
- 2SENGPHACHAN, BOUNTHENGNOYLAO-10.82.5 pts · #14
- 3Maglacion, Herald Wayne FrescoLAO-3.23.0 pts · #12