Jan-Willem De Jong vs Niels Ondersteijn
Jan-Willem De Jong (45, IM, NED) and Niels Ondersteijn (42, IM, NED) have met 3 times in classical OTB plus 3 rapid/blitz games. With current classical ratings of 2408 and 2382, the Elo model gives De Jong a 46% chance of winning a classical game with white.
Head-to-Head Score
If they played today · Classical
Based on current Elo: 2408 vs 2382 (Δ +26)
With Jan-Willem De Jong as white
46% Jan-Willem25% draw29% Niels
With Niels Ondersteijn as white
35% Jan-Willem28% draw37% Niels
Estimate from Elo only · doesn't account for recent form, opening prep, or context.
Career Compare
| Jan-Willem De Jong | Niels Ondersteijn | |
|---|---|---|
| Current rating (STD) | 2408-2 | 2382+15 |
| Peak rating | 2479 · Jul 2008 | 2415 · Jun 2015 |
| Peak age | 27 | 31 |
| World rank now | #1,526 | #1,994 |
| World rank peak | #924 | #1,832 |
| Federation rank now | #42 | #57 |
| Games (career, STD) | 415 | 389 |
| Months active | 217 | 211 |
| % white wins | 44% | 57% |
| % black wins | 33% | 52% |
| TPR last 12m (STD) | 2346 | 2371 |
| Activity 12m (games) | 14 | 50 |
Best Win
Jan-Willem De Jong
Niels Ondersteijn
Highest-rated opponent ever beaten · STD primary, rapid/blitz for context
All Meetings (6)
Common Opponents
Tournaments Both Played
Cohort Position
Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).
Jan-Willem De Jong
Niels Ondersteijn