Thanh Nha Duong vs Olivier-Kenta Chiku-Ratte
Thanh Nha Duong (56, IM, CAN) and Olivier-Kenta Chiku-Ratte (27, IM, CAN) have met 22 times in classical OTB. Chiku-Ratte leads with 12 wins to 5, with 5 draws — a 23% draw rate. Their last meeting at 2026 Le Tournoi Germain Laplante IV Open saw Chiku-Ratte prevail. With current classical ratings of 2141 and 2346, the Elo model gives Chiku-Ratte a 64% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2141 vs 2346 (Δ -205)
With Thanh Nha Duong as white
18% Thanh18% draw64% Olivier-Kenta
With Olivier-Kenta Chiku-Ratte as white
13% Thanh15% draw72% Olivier-Kenta
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Thanh Nha Duong | Olivier-Kenta Chiku-Ratte | |
|---|---|---|
| Current rating (STD) | 2141-65 | 2346+15 |
| Peak rating | 2339 · Jan 2001 | 2406 · Apr 2019 |
| Peak age | 31 | 20 |
| World rank now | #11,915 | #2,801 |
| World rank peak | #3,645 | #2,053 |
| Federation rank now | #82 | #22 |
| Games (career, STD) | 564 | 1,213 |
| Months active | 217 | 170 |
| % white wins | 46% | 63% |
| % black wins | 46% | 54% |
| TPR last 12m (STD) | 1769 | 2117 |
| Activity 12m (games) | 67 | 195 |
Best Win
Thanh Nha Duong
Olivier-Kenta Chiku-Ratte
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (22)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Thanh Nha Duong
Olivier-Kenta Chiku-Ratte