Claudio Piacentini vs Oleg Iolis
Claudio Piacentini (65, BEL) and Oleg Iolis (67, BEL) have met 6 times in classical OTB. Iolis leads the classical series 4–2 (0 draws). With current classical ratings of 1955 and 2122, the Elo model gives Iolis a 59% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 1955 vs 2122 (Δ -167)
With Claudio Piacentini as white
23% Claudio18% draw59% Oleg
With Oleg Iolis as white
16% Claudio15% draw69% Oleg
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Claudio Piacentini | Oleg Iolis | |
|---|---|---|
| Current rating (STD) | 1955+5 | 2122+23 |
| Peak rating | 2173 · May 2016 | 2228 · Dec 2022 |
| Peak age | 55 | 63 |
| World rank now | #35,632 | #13,447 |
| World rank peak | #12,190 | #7,150 |
| Federation rank now | #496 | #158 |
| Games (career, STD) | 653 | 913 |
| Months active | 217 | 207 |
| % white wins | 48% | 54% |
| % black wins | 46% | 52% |
| TPR last 12m (STD) | 1942 | 2104 |
| Activity 12m (games) | 45 | 112 |
Best Win
Claudio Piacentini
Oleg Iolis
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (6)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Claudio Piacentini
Oleg Iolis