Andrii Diachek vs Stepan Mohylnyi
Andrii Diachek (14, FM, POL) and Stepan Mohylnyi (15, FM, UKR) have met 2 times in classical OTB plus 6 rapid/blitz games. Mohylnyi leads the classical series 1–0 (1 draw). With current classical ratings of 2279 and 2282, the Elo model gives Mohylnyi a 33% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2279 vs 2282 (Δ -3)
With Andrii Diachek as white
42% Andrii25% draw33% Stepan
With Stepan Mohylnyi as white
32% Andrii25% draw43% Stepan
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Andrii Diachek | Stepan Mohylnyi | |
|---|---|---|
| Current rating (STD) | 2279-30 | 2282+39 |
| Peak rating | 2309 · Mar 2026 | 2314 · May 2025 |
| Peak age | 14 | 14 |
| World rank now | #4,750 | #4,644 |
| World rank peak | #3,773 | #3,586 |
| Federation rank now | #166 | #126 |
| Games (career, STD) | 495 | 428 |
| Months active | 82 | 64 |
| % white wins | 61% | 55% |
| % black wins | 47% | 48% |
| TPR last 12m (STD) | 2203 | 2232 |
| Activity 12m (games) | 185 | 128 |
Best Win
Andrii Diachek
Stepan Mohylnyi
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (8)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Andrii Diachek
Stepan Mohylnyi