Naruna Chan vs Ekaterina Borisova
Naruna Chan (34, WCM, RUS) and Ekaterina Borisova (26, FM, RUS) have never met in classical OTB, but played 7 rapid/blitz games on record. They share 38 common opponents with at least 3 games each side, providing a calibration of relative strength. With current classical ratings of 1977 and 2206, the Elo model gives Borisova a 68% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 1977 vs 2206 (Δ -229)
With Naruna Chan as white
17% Naruna16% draw68% Ekaterina
With Ekaterina Borisova as white
11% Naruna13% draw76% Ekaterina
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Naruna Chan | Ekaterina Borisova | |
|---|---|---|
| Current rating (STD) | 1977 | 2206-3 |
| Peak rating | 2041 · May 2017 | 2347 · Oct 2019 |
| Peak age | 25 | 19 |
| World rank now | #28,639 | #7,818 |
| World rank peak | #25,636 | #3,431 |
| Federation rank now | #1,039 | #305 |
| Games (career, STD) | 389 | 877 |
| Months active | 199 | 158 |
| % white wins | 44% | 55% |
| % black wins | 37% | 51% |
| TPR last 12m (STD) | — | 2184 |
| Activity 12m (games) | 0 | 364 |
Best Win
Naruna Chan
Ekaterina Borisova
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (7)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Naruna Chan
Ekaterina Borisova