Alex Steven Rodriguez Rubio vs Piero Alonso Pumachaico Valdiviezo
Alex Steven Rodriguez Rubio (22, PER) and Piero Alonso Pumachaico Valdiviezo (14, PER) have met 2 times in classical OTB plus 8 rapid/blitz games. Pumachaico Valdiviezo leads the classical series 1–0 (1 draw). With current classical ratings of 2050 and 2014, the Elo model gives Rodriguez Rubio a 50% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2050 vs 2014 (Δ +36)
With Alex Steven Rodriguez Rubio as white
50% Alex21% draw30% Piero
With Piero Alonso Pumachaico Valdiviezo as white
38% Alex25% draw38% Piero
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Alex Steven Rodriguez Rubio | Piero Alonso Pumachaico Valdiviezo | |
|---|---|---|
| Current rating (STD) | 2050 | 2014 |
| Peak rating | 2051 · Mar 2026 | 2104 · Feb 2026 |
| Peak age | 22 | 14 |
| World rank now | #20,751 | #25,378 |
| World rank peak | #20,625 | #15,098 |
| Federation rank now | #92 | #112 |
| Games (career, STD) | 322 | 340 |
| Months active | 123 | 51 |
| % white wins | 63% | 60% |
| % black wins | 57% | 58% |
| TPR last 12m (STD) | 2047 | 1905 |
| Activity 12m (games) | 102 | 165 |
Best Win
Alex Steven Rodriguez Rubio
Piero Alonso Pumachaico Valdiviezo
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (10)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Alex Steven Rodriguez Rubio
Piero Alonso Pumachaico Valdiviezo