Eder Marcio Pereira vs Mariano Ortega Amarelle
Eder Marcio Pereira (39, CPV) and Mariano Ortega Amarelle (45, IM, CPV) have met 6 times in classical OTB plus 4 rapid/blitz games. Ortega Amarelle leads the classical series 6–0 (0 draws). With current classical ratings of 1845 and 2384, the Elo model gives Ortega Amarelle a 91% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 1845 vs 2384 (Δ -539)
With Eder Marcio Pereira as white
2% Eder7% draw91% Mariano
With Mariano Ortega Amarelle as white
0% Eder6% draw93% Mariano
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Eder Marcio Pereira | Mariano Ortega Amarelle | |
|---|---|---|
| Current rating (STD) | 1845+1 | 2384-4 |
| Peak rating | 1849 · Apr 2025 | 2482 · Jan 2024 |
| Peak age | 38 | 43 |
| World rank now | #62,807 | #1,956 |
| World rank peak | #50,840 | #774 |
| Federation rank now | #9 | #1 |
| Games (career, STD) | 189 | 641 |
| Months active | 118 | 217 |
| % white wins | 59% | 62% |
| % black wins | 58% | 61% |
| TPR last 12m (STD) | 1852 | 2251 |
| Activity 12m (games) | 12 | 244 |
Best Win
Eder Marcio Pereira
Mariano Ortega Amarelle
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).
Eder Marcio Pereira
Mariano Ortega Amarelle