Aristidis Ontabasidis vs Stylianos Petrakis
Aristidis Ontabasidis (26, GRE) and Stylianos Petrakis (25, GRE) have met 7 times in classical OTB. Ontabasidis leads the classical series 4–2 (1 draw). With current classical ratings of 1855 and 2016, the Elo model gives Petrakis a 59% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 1855 vs 2016 (Δ -161)
With Aristidis Ontabasidis as white
24% Aristidis17% draw59% Stylianos
With Stylianos Petrakis as white
17% Aristidis14% draw68% Stylianos
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Aristidis Ontabasidis | Stylianos Petrakis | |
|---|---|---|
| Current rating (STD) | 1855 | 2016 |
| Peak rating | 1855 · May 2025 | 2049 · Jun 2022 |
| Peak age | 25 | 21 |
| World rank now | #60,281 | #22,140 |
| World rank peak | #58,467 | #18,971 |
| Federation rank now | #727 | #279 |
| Games (career, STD) | 295 | 682 |
| Months active | 175 | 176 |
| % white wins | 53% | 55% |
| % black wins | 49% | 50% |
| TPR last 12m (STD) | — | — |
| Activity 12m (games) | 0 | 0 |
Best Win
Aristidis Ontabasidis
Stylianos Petrakis
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).
Aristidis Ontabasidis
Stylianos Petrakis