Guillermo Andres Ribero vs Nicolas Calderon Zuta
Guillermo Andres Ribero (25, CM, COL) and Nicolas Calderon Zuta (26, CM, COL) have met 5 times in classical OTB plus 2 rapid/blitz games. Ribero leads the classical series 4–0 (1 draw). With current classical ratings of 1912 and 1966, the Elo model gives Calderon Zuta a 42% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 1912 vs 1966 (Δ -54)
With Guillermo Andres Ribero as white
36% Guillermo22% draw42% Nicolas
With Nicolas Calderon Zuta as white
28% Guillermo19% draw53% Nicolas
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Guillermo Andres Ribero | Nicolas Calderon Zuta | |
|---|---|---|
| Current rating (STD) | 1912 | 1966 |
| Peak rating | 2006 · Mar 2015 | 2027 · Apr 2018 |
| Peak age | 14 | 18 |
| World rank now | #45,280 | #33,431 |
| World rank peak | #31,048 | #27,131 |
| Federation rank now | #365 | #206 |
| Games (career, STD) | 518 | 261 |
| Months active | 172 | 149 |
| % white wins | 43% | 50% |
| % black wins | 40% | 45% |
| TPR last 12m (STD) | — | 1892 |
| Activity 12m (games) | 0 | 16 |
Best Win
Guillermo Andres Ribero
Nicolas Calderon Zuta
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).
Guillermo Andres Ribero
Nicolas Calderon Zuta