The 7th Vientiane Open FIDE Rated
Open SwissStandard
20 players participated in this 5-round tournament, held from 27 Sept 2025 to 28 Sept 2025 in Vientiane capital, Laos. 2 federations represented. Top 10 Elo average was 753, and top seed was Khonsavanh Senglek (🇱🇦 LAO, 1625).
Khonsavanh Senglek (🇱🇦 LAO, 1625) won with 5.0/5, ahead of Aayan Joshy (4.0) and RYZIA LEI ZHEYSHA SUELO (3.5). Senglek won solo starting round 4.
Location
🇱🇦Vientiane capital, Laos
Dates
27 Sept 2025 → 28 Sept 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Federations · 2 represented
🇱🇦Laos×8
🇳🇵Nepal×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsKhonsavanh Senglek led from R4; +1.0-point edge over the runner-up.
Co-leaders
10
6
3
1
1
R4–R5 · LEAD HELD
Khonsavanh Senglek never relinquished the lead after R4; final gap +1.0 over the runner-up.
WIN STREAKS · 3 top finishers
Khonsavanh Senglek 5 wins (R1–R5)Aayan Joshy 3 wins (R3–R5)RYZIA LEI ZHEYSHA SUELO 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Khonsavanh Senglek | * | — | 1 | 1 |
| 2Aayan Joshy | — | * | 0 | — |
| 3RYZIA LEI ZHEYSHA SUELO | 0 | 1 | * | ½ |
| 4SUNJON KAYDEN NGUYEN | 0 | — | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Senglek, Khonsavanh | 1625 | LAO | +17N | +4B | +15N | +6B | +3N | 5.0 | 12.0 | 13.5 | 13.50 | 2248 | +16.2 |
| 2 | Joshy, Aayan | 0 | NEP | +11B | −3N | +14B | +?N | +5N | 4.0 | 11.0 | 11.0 | 7.50 | 1519 | 0.0 |
| 3 | SUELO, RYZIA LEI ZHEYSHA | 1472 | LAO | +19N | +2B | +5N | =4B | −1B | 3.5 | 15.5 | 16.5 | 9.75 | 1527 | +12.4 |
| 4 | NGUYEN, SUNJON KAYDEN | 1410 | LAO | +18B | −1N | +12B | =3N | +16B | 3.5 | 12.5 | 14.0 | 7.25 | 1345 | -7.2 |
| 5 | Maglacion, Herald Wayne Fresco | 1545 | LAO | +20B | +7N | −3B | +13N | −2B | 3.0 | 12.5 | 13.5 | 6.00 | 651 | -25.2 |
| 6 | YOMVILATH, SOUMINTA | 1482 | LAO | +12B | +14N | +13B | −1N | −9B | 3.0 | 12.0 | 14.0 | 6.00 | 824 | -12.4 |
| 7 | FIDE 343467865 | 0 | — | +8N | −5B | −9N | +19B | +15N | 3.0 | 11.0 | 12.0 | 6.00 | 744 | 0.0 |
| 8 | FIDE 17702585 | 0 | — | −7B | +?N | −?B | +12N | +13B | 3.0 | 7.0 | 7.0 | 4.00 | 633 | 0.0 |
| 9 | VILAPHEN, BOUNLED | 0 | LAO | F | F | +7B | +?N | +6N | 3.0 | 6.0 | 6.0 | 6.00 | 1498 | 0.0 |
| 10 | FIDE 17702143 | 0 | — | F | −12N | +18B | +14N | +?B | 3.0 | 5.5 | 5.5 | 3.50 | 1453 | 0.0 |
| 11 | FIDE 17702534 | 0 | — | −2N | +?B | =17N | +15B | −?N | 2.5 | 7.5 | 7.5 | 2.75 | 702 | 0.0 |
| 12 | FIDE 17702704 | 0 | — | −6N | +10B | −4N | −8B | +19N | 2.0 | 12.5 | 13.5 | 4.00 | 647 | 0.0 |
| 13 | FIDE 17702445 | 0 | — | +?B | +16N | −6N | −5B | −8N | 2.0 | 11.0 | 11.0 | 2.00 | 713 | 0.0 |
| 14 | SUELO, YSHA ROYZ IZHEYA | 0 | LAO | +?N | −6B | −2N | −10B | +20N | 2.0 | 11.0 | 11.0 | 1.00 | 682 | 0.0 |
| 15 | MANALO, SEAN MICHAEL | 0 | LAO | +?B | +?N | −1B | −11N | −7B | 2.0 | 10.5 | 10.5 | 0.00 | 1540 | 0.0 |
| 16 | FIDE 17702518 | 0 | — | F | −13B | +?N | +17B | −4N | 2.0 | 7.0 | 7.0 | 1.50 | 612 | 0.0 |
| 17 | FIDE 17702321 | 0 | — | −1B | +18N | =11B | −16N | −?B | 1.5 | 11.0 | 11.0 | 2.75 | 824 | 0.0 |
| 18 | FIDE 17702496 | 0 | — | −4N | −17B | −10N | +?B | =?N | 1.5 | 8.0 | 8.0 | 0.00 | 612 | 0.0 |
| 19 | FIDE 17702577 | 0 | — | −3B | −?N | +?B | −7N | −12B | 1.0 | 8.5 | 8.5 | 0.00 | 677 | 0.0 |
| 20 | FIDE 17701970 | 0 | — | −5N | +?B | −?B | −?N | −14B | 1.0 | 5.0 | 5.0 | 0.00 | 723 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Senglek, KhonsavanhLAO+16.25.0 pts · #1
- 2SUELO, RYZIA LEI ZHEYSHALAO+12.43.5 pts · #5
- 3Joshy, AayanNEP0.04.0 pts · #4
Top rating losers
- 1Maglacion, Herald Wayne FrescoLAO-25.23.0 pts · #18
- 2YOMVILATH, SOUMINTALAO-12.43.0 pts · #12
- 3NGUYEN, SUNJON KAYDENLAO-7.23.5 pts · #7