Osh Summer 2025
Open SwissStandard
9 players participated in this 9-round tournament, held from 21 Aug 2025 to 27 Aug 2025 in Bishkek, Kyrgyzstan. Top 10 Elo average was 1625, and top seed was Urmatbek Asanbekov (🇰🇬 KGZ, 1879).
Ulugbek Usmanov (🇰🇬 KGZ, 1743) won with 6.5/9, ahead of Urmatbek Asanbekov (5.0) and Adahan Alimbekov (5.0). Usmanov took the lead from round 5.
The biggest upset came in round 2: Rayana Smagulova (1456) beat Akzhol Neematov (1622), a +166-point gap.
Location
🇰🇬Bishkek, Kyrgyzstan
Dates
21 Aug 2025 → 27 Aug 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 9 rounds
Federations · 1 represented
🇰🇬Kyrgyzstan×9
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 9 roundsUlugbek Usmanov led from R5; +1.5-point edge over the runner-up.
Co-leaders
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2
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1
1
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1
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1
R5 · LEADER CHANGE12 Aug
Ulugbek Usmanov takes the sole lead (4.0/5).
R4 · HEAD-TO-HEAD · WINNER VS 2ND
Ulugbek Usmanov beat Urmatbek Asanbekov (White).
WIN STREAKS · 3 top finishers
Ulugbek Usmanov 5 wins (R3–R7)Urmatbek Asanbekov 4 wins (R5–R8)Adahan Alimbekov 3 wins (R3–R6)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Ulugbek Usmanov | * | 1 | ½ | ½ |
| 2Urmatbek Asanbekov | 0 | * | 1 | 1 |
| 3Adahan Alimbekov | ½ | 0 | * | 1 |
| 4Aaly Ermekov | ½ | 0 | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | R9 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Usmanov, Ulugbek | 1743 | KGZ | =8N | =3B | +6N | +2B | +7N | +5B | +9N | F | =4B | 6.5 | 27.5 | 27.5 | 21.50 | 1864 | +23.2 |
| 2 | Asanbekov, Urmatbek | 1879 | KGZ | F | +5N | F | −1N | +4B | +8N | +3B | +6N | F | 5.0 | 29.0 | 29.0 | 18.00 | 1868 | +0.4 |
| 3 | Alimbekov, Adahan | 1579 | KGZ | +9B | =1N | +4B | +8N | F | +6B | −2N | =7B | −5N | 5.0 | 29.0 | 29.0 | 16.50 | 1729 | +61.2 |
| 4 | Ermekov, Aaly | 1643 | KGZ | F | +8B | −3N | +6B | −2N | −7B | +5N | +9B | =1N | 4.5 | 29.5 | 29.5 | 13.75 | 1669 | +12.0 |
| 5 | Shafranov, Ilya | 1574 | KGZ | =6N | −2B | +7N | F | =9B | −1N | −4B | −8N | +3B | 3.0 | 31.0 | 31.0 | 10.00 | 1548 | -8.0 |
| 6 | Smagulova, Rayana | 1456 | KGZ | =5B | +9N | −1B | −4N | +8B | −3N | F | −2B | =7N | 3.0 | 31.0 | 31.0 | 7.25 | 1559 | +34.8 |
| 7 | Teshebaev, Zhumabai | 1598 | KGZ | F | F | −5B | −9N | −1B | +4N | =8B | =3N | =6B | 2.5 | 31.5 | 31.5 | 9.75 | 1494 | -40.8 |
| 8 | Usmanova, Aisha | 1533 | KGZ | =1B | −4N | F | −3B | −6N | −2B | =7N | +5B | =9N | 2.5 | 31.5 | 31.5 | 8.50 | 1496 | -26.4 |
| 9 | Neematov, Akzhol | 1622 | KGZ | −3N | −6B | F | +7B | =5N | F | −1B | −4N | =8B | 2.0 | 32.0 | 32.0 | 5.25 | 1434 | -72.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Alimbekov, AdahanKGZ+61.25.0 pts · #3
- 2Smagulova, RayanaKGZ+34.83.0 pts · #5
- 3Usmanov, UlugbekKGZ+23.26.5 pts · #1
Top rating losers
- 1Neematov, AkzholKGZ-72.02.0 pts · #9
- 2Teshebaev, ZhumabaiKGZ-40.82.5 pts · #7
- 3Usmanova, AishaKGZ-26.42.5 pts · #8
Biggest upsets
- R2+166 Elo gap
- R4+136 Elo gap