USCF player statistics
Mcfarland-Porter, David James
US Chess membership expired on February 28, 2026. Published rating history is still shown below.
Join / Renew USCFRegular rating
1,3440 since Oct 2026
Published rating · Nov 2026 · 12 published updates since Dec 2025
Nov 20261,344 Regular
Dec 2025Nov 2026
Other formats against Regular
-824 Quick vs Regular (provisional)
No national baseline for this rating band yet.
How this rating moves
Between consecutive published observations, provisional included.
- Biggest gain
- +252
- Dec 2025 to Jan 2026
- Biggest drop
- —
- No drop between published updates yet
- Longest rise
- 4 updates
- +399 from Dec 2025 to Apr 2026
- Current run
- 7 updates
- Unchanged since Apr 2026
- Typical move
- ±36
- Mean absolute change; spread ±77
Published ratings by month
P marks a provisional rating; the small figure is the change since the previous published observation.
| Month | Regular | Quick |
|---|---|---|
| Nov 2026 | 1,344no change | 520 Pno change · 8 games |
| Oct 2026 | 1,344no change | 520 Pno change · 8 games |
| Sep 2026 | 1,344no change | 520 Pno change · 8 games |
| Aug 2026 | 1,344no change | 520 Pno change · 8 games |
| Jul 2026 | 1,344no change | 520 Pno change · 8 games |
| Jun 2026 | 1,344no change | 520 Pno change · 8 games |
| May 2026 | 1,344no change | 520 Pno change · 8 games |
| Apr 2026 | 1,344+69 | 520 Pno change · 8 games |
| Mar 2026 | 1,275+74 | 520 Pno change · 8 games |
| Feb 2026 | 1,201+4 | 520 Pno change · 8 games |
| Jan 2026 | 1,197 P+252 · 24 games | 520 Pno change · 8 games |
| Dec 2025 | 945 P24 games | 520 P8 games |