Adriana Rafaela Chueca Balcazar vs Koharu Aize Torres Arambulo
Adriana Rafaela Chueca Balcazar (12, PER) and Koharu Aize Torres Arambulo (11, WCM, PER) have met 4 times in classical OTB plus 1 rapid/blitz game. Torres Arambulo leads the classical series 3–1 (0 draws). With current classical ratings of 1612 and 1575, the Elo model gives Chueca Balcazar a 52% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 1612 vs 1575 (Δ +37)
With Adriana Rafaela Chueca Balcazar as white
52% Adriana16% draw32% Koharu
With Koharu Aize Torres Arambulo as white
41% Adriana19% draw40% Koharu
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Adriana Rafaela Chueca Balcazar | Koharu Aize Torres Arambulo | |
|---|---|---|
| Current rating (STD) | 1612 | 1575 |
| Peak rating | 1632 · Feb 2026 | 1865 · Oct 2025 |
| Peak age | 12 | 10 |
| World rank now | #141,778 | #155,876 |
| World rank peak | #134,436 | #56,531 |
| Federation rank now | #780 | #918 |
| Games (career, STD) | 283 | 478 |
| Months active | 45 | 33 |
| % white wins | 56% | 54% |
| % black wins | 48% | 55% |
| TPR last 12m (STD) | 1238 | 1352 |
| Activity 12m (games) | 218 | 155 |
Best Win
Adriana Rafaela Chueca Balcazar
Koharu Aize Torres Arambulo
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (5)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Adriana Rafaela Chueca Balcazar
Koharu Aize Torres Arambulo