Siem Van Dael vs Bas De Boer
Siem Van Dael (22, FM, NED) and Bas De Boer (28, CM, NED) have met 5 times in classical OTB. Van Dael leads the classical series 2–1 (2 draws). With current classical ratings of 2336 and 2191, the Elo model gives Van Dael a 65% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2336 vs 2191 (Δ +145)
With Siem Van Dael as white
65% Siem17% draw17% Bas
With Bas De Boer as white
55% Siem21% draw24% Bas
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Siem Van Dael | Bas De Boer | |
|---|---|---|
| Current rating (STD) | 2336 | 2191 |
| Peak rating | 2390 · Aug 2021 | 2229 · Feb 2024 |
| Peak age | 17 | 26 |
| World rank now | #3,048 | #8,646 |
| World rank peak | #2,278 | #6,595 |
| Federation rank now | #92 | #292 |
| Games (career, STD) | 1,101 | 731 |
| Months active | 141 | 137 |
| % white wins | 50% | 40% |
| % black wins | 43% | 29% |
| TPR last 12m (STD) | 2389 | 2237 |
| Activity 12m (games) | 27 | 35 |
Best Win
Siem Van Dael
Bas De Boer
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).
Siem Van Dael
Bas De Boer