USCF player statistics
Berkman, Charles Stuart
Official US Chess record- FIDE
- FIDE 2061910
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Regular rating
1,6650 since Jul 2026
Published rating · Aug 2026 · 9 published updates since Dec 2025
Aug 20261,665 Regular
Dec 2025Aug 2026
Overlays their published ratings on the chart; the link keeps the comparison.
Other formats against Regular
-117 Quick vs Regular
No national baseline for this rating band yet.
How this rating moves
Between consecutive published observations, provisional included.
- Biggest gain
- —
- No gain between published updates yet
- Biggest drop
- —
- No drop between published updates yet
- Longest rise
- —
- No consecutive gains yet
- Current run
- 8 updates
- Unchanged since Dec 2025
- Typical move
- ±0
- Mean absolute change; spread ±0
Peer comparisons
A matching published population is not available for this rating. Older ratings are not compared with a newer membership snapshot.
Published ratings by month
P marks a provisional rating; the small figure is the change since the previous published observation.
| Month | Regular | Quick |
|---|---|---|
| Aug 2026 | 1,665no change | 1,548no change |
| Jul 2026 | 1,665no change | 1,548no change |
| Jun 2026 | 1,665no change | 1,548no change |
| May 2026 | 1,665no change | 1,548no change |
| Apr 2026 | 1,665no change | 1,548no change |
| Mar 2026 | 1,665no change | 1,548no change |
| Feb 2026 | 1,665no change | 1,548no change |
| Jan 2026 | 1,665no change | 1,548no change |
| Dec 2025 | 1,665 | 1,548 |