USCF player statistics
De Santana, Jonas
Official US Chess recordRegular rating
391
Provisional rating
Regular rating in context
United States
Among 83,635 rated members; tied ratings share a rank.
Higher than 22.4% of ratings in this population.
New Jersey
Among 3,003 rated members; tied ratings share a rank.
Higher than 18.7% of ratings in this population.
Calculated from the Sep 2026 supplement, using the same population as Chess67’s USCF statistics: US members classified as active by the supplement rules, excluding lifetime-coded records. Includes provisional ratings. These are Chess67 calculations, not official US Chess rankings.
Published ratings by supplement
All available formats. P indicates a provisional rating.
| Supplement | Regular | Quick |
|---|---|---|
| Sep 2026 | 391 P | 375 P |
| Aug 2026 | 391 P | 375 P |
| Jul 2026 | 391 P | 375 P |
| Jun 2026 | 391 P | 375 P |
| May 2026 | 226 P | 195 P |
| Apr 2026 | 226 P | 195 P |
| Mar 2026 | 293 P | 251 P |
| Feb 2026 | — | — |
| Jan 2026 | — | — |
| Dec 2025 | — | — |
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