Zyon Kollen vs Thomas Beerdsen
Zyon Kollen (31, FM, NED) and Thomas Beerdsen (28, GM, NED) have met 5 times in classical OTB. With current classical ratings of 2339 and 2518, the Elo model gives Beerdsen a 59% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2339 vs 2518 (Δ -179)
With Zyon Kollen as white
20% Zyon20% draw59% Thomas
With Thomas Beerdsen as white
14% Zyon17% draw69% Thomas
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Zyon Kollen | Thomas Beerdsen | |
|---|---|---|
| Current rating (STD) | 2339 | 2518 |
| Peak rating | 2388 · May 2025 | 2538 · Jun 2025 |
| Peak age | 30 | 27 |
| World rank now | #2,969 | #471 |
| World rank peak | #1,930 | #391 |
| Federation rank now | #87 | #15 |
| Games (career, STD) | 590 | 1,690 |
| Months active | 187 | 182 |
| % white wins | 49% | 57% |
| % black wins | 32% | 50% |
| TPR last 12m (STD) | 2142 | 2485 |
| Activity 12m (games) | 25 | 195 |
Best Win
Zyon Kollen
Thomas Beerdsen
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (5)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Zyon Kollen
Thomas Beerdsen