Alejandro Montalvo Rosario vs Roberto Montanez Nazario
Alejandro Montalvo Rosario (58, IM, PUR) and Roberto Montanez Nazario (56, CM, PUR) have met 9 times in classical OTB. Montalvo Rosario leads the classical series 4–1 (4 draws). With current classical ratings of 2143 and 2124, the Elo model gives Montalvo Rosario a 46% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2143 vs 2124 (Δ +19)
With Alejandro Montalvo Rosario as white
46% Alejandro23% draw31% Roberto
With Roberto Montanez Nazario as white
35% Alejandro25% draw40% Roberto
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Alejandro Montalvo Rosario | Roberto Montanez Nazario | |
|---|---|---|
| Current rating (STD) | 2143 | 2124 |
| Peak rating | 2299 · Dec 2013 | 2144 · Sep 2012 |
| Peak age | 45 | 42 |
| World rank now | #14,175 | #16,535 |
| World rank peak | #5,005 | #14,921 |
| Federation rank now | #7 | #7 |
| Games (career, STD) | 329 | 169 |
| Months active | 217 | 217 |
| % white wins | 58% | 46% |
| % black wins | 51% | 39% |
| TPR last 12m (STD) | — | — |
| Activity 12m (games) | 0 | 0 |
Best Win
Alejandro Montalvo Rosario
Roberto Montanez Nazario
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (9)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Alejandro Montalvo Rosario
Roberto Montanez Nazario