Zachary Tanenbaum vs Mykola Bortnyk
Zachary Tanenbaum (26, FM, USA) and Mykola Bortnyk (32, IM, UKR) have met 8 times in classical OTB plus 3 rapid/blitz games. Bortnyk leads the classical series 5–3 (0 draws). With current classical ratings of 2299 and 2440, the Elo model gives Bortnyk a 54% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2299 vs 2440 (Δ -141)
With Zachary Tanenbaum as white
24% Zachary22% draw54% Mykola
With Mykola Bortnyk as white
17% Zachary18% draw64% Mykola
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Zachary Tanenbaum | Mykola Bortnyk | |
|---|---|---|
| Current rating (STD) | 2299-16 | 2440 |
| Peak rating | 2371 · Nov 2025 | 2504 · Feb 2020 |
| Peak age | 25 | 26 |
| World rank now | #4,121 | #1,131 |
| World rank peak | #2,222 | #748 |
| Federation rank now | #172 | #49 |
| Games (career, STD) | 712 | 868 |
| Months active | 167 | 192 |
| % white wins | 49% | 69% |
| % black wins | 41% | 66% |
| TPR last 12m (STD) | 2306 | 2443 |
| Activity 12m (games) | 97 | 120 |
Best Win
Zachary Tanenbaum
Mykola Bortnyk
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (11)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Zachary Tanenbaum
Mykola Bortnyk