Joao Carlos Pereira Zanetti vs Jose Antonio Vallejos
Joao Carlos Pereira Zanetti (73, BRA) and Jose Antonio Vallejos (74, BRA) have never met in classical OTB, but played 37 rapid/blitz games on record. They share 78 common opponents with at least 3 games each side, providing a calibration of relative strength. With current classical ratings of 1816 and 1885, the Elo model gives Vallejos a 45% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 1816 vs 1885 (Δ -69)
With Joao Carlos Pereira Zanetti as white
35% Joao21% draw45% Jose
With Jose Antonio Vallejos as white
27% Joao17% draw56% Jose
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Joao Carlos Pereira Zanetti | Jose Antonio Vallejos | |
|---|---|---|
| Current rating (STD) | 1816 | 1885 |
| Peak rating | 2003 · Jan 2001 | 2064 · Jan 2004 |
| Peak age | 48 | 52 |
| World rank now | #72,847 | #53,081 |
| World rank peak | #28,967 | #29,260 |
| Federation rank now | #1,073 | #622 |
| Games (career, STD) | 35 | 133 |
| Months active | 191 | 212 |
| % white wins | 32% | 55% |
| % black wins | 26% | 46% |
| TPR last 12m (STD) | — | — |
| Activity 12m (games) | 101 | 720 |
Best Win
Joao Carlos Pereira Zanetti
Jose Antonio Vallejos
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (37)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Joao Carlos Pereira Zanetti
Jose Antonio Vallejos