Maciej Stelmaszuk vs Grzegorz Joniak
Maciej Stelmaszuk (33, POL) and Grzegorz Joniak (27, POL) have met 1 time in classical OTB plus 15 rapid/blitz games. With current classical ratings of 1931 and 1566, the Elo model gives Stelmaszuk a 87% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 1931 vs 1566 (Δ +365)
With Maciej Stelmaszuk as white
87% Maciej8% draw5% Grzegorz
With Grzegorz Joniak as white
82% Maciej9% draw8% Grzegorz
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Maciej Stelmaszuk | Grzegorz Joniak | |
|---|---|---|
| Current rating (STD) | 1931 | 1566 |
| Peak rating | 2004 · Oct 2020 | 1566 · Mar 2024 |
| Peak age | 27 | 25 |
| World rank now | #40,770 | #133,483 |
| World rank peak | #24,053 | #91,771 |
| Federation rank now | #1,040 | #3,340 |
| Games (career, STD) | 396 | 85 |
| Months active | 159 | 157 |
| % white wins | 43% | 23% |
| % black wins | 40% | 19% |
| TPR last 12m (STD) | 1940 | — |
| Activity 12m (games) | 17 | 26 |
Best Win
Maciej Stelmaszuk
Grzegorz Joniak
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (16)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Maciej Stelmaszuk
Grzegorz Joniak