USCF player statistics
Simpson, Safra Rose
US Chess membership expired on October 31, 2024. Published rating history is still shown below.
Join / Renew USCFRegular rating
5760 since Oct 2026
Published rating · Nov 2026 · 12 published updates since Dec 2025
Nov 2026576 Regular
Dec 2025Nov 2026
Other formats against Regular
-30 Quick vs Regular
No national baseline for this rating band yet.
-396 Online Regular vs Regular (provisional)
No national baseline for this rating band yet.
-404 Online 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
- -1
- Mar 2026 to Apr 2026
- Longest rise
- —
- No consecutive gains yet
- Current run
- 7 updates
- Unchanged since Apr 2026
- Typical move
- ±0
- Mean absolute change; spread ±0.3
Published ratings by month
P marks a provisional rating; the small figure is the change since the previous published observation.
| Month | Regular | Quick | Online Regular | Online Quick |
|---|---|---|---|---|
| Nov 2026 | 576no change | 546no change | 180 Pno change · 22 games | 172no change |
| Oct 2026 | 576no change | 546no change | 180 Pno change · 22 games | 172no change |
| Sep 2026 | 576no change | 546no change | 180 Pno change · 22 games | 172no change |
| Aug 2026 | 576no change | 546no change | 180 Pno change · 22 games | 172no change |
| Jul 2026 | 576no change | 546no change | 180 Pno change · 22 games | 172no change |
| Jun 2026 | 576no change | 546no change | 180 Pno change · 22 games | 172no change |
| May 2026 | 576no change | 546no change | 180 Pno change · 22 games | 172no change |
| Apr 2026 | 576-1 | 546no change | 180 Pno change · 22 games | 172no change |
| Mar 2026 | 577no change | 546no change | 180 Pno change · 22 games | 172no change |
| Feb 2026 | 577no change | 546no change | 180 Pno change · 22 games | 172no change |
| Jan 2026 | 577no change | 546no change | 180 Pno change · 22 games | 172no change |
| Dec 2025 | 577 | 546 | 180 P22 games | 172 |