USCF player statistics
Michalski, Jan Jedrzej
US Chess membership expired on September 30, 2026. Published rating history is still shown below.
Join / Renew USCFRegular rating
1,890
Provisional rating · Nov 2026 · 3 published updates since Sep 2026
Nov 20261,890 provisional
Sep 2026Nov 2026
Other formats against Regular
-106 Quick vs Regular (provisional)
No national baseline for this rating band yet.
-77 Blitz vs Regular (provisional)
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
- 2 updates
- Unchanged since Sep 2026
- Typical move
- ±0
- Mean absolute change; spread ±0
Published ratings by month
P marks a provisional rating; the small figure is the change since the previous published observation.
| Month | Regular | Quick | Blitz |
|---|---|---|---|
| Nov 2026 | 1,890 Pno change · 4 games | 1,784 Pno change · 4 games | 1,813 P-4 · 17 games |
| Oct 2026 | 1,890 Pno change · 4 games | 1,784 Pno change · 4 games | 1,817 Pno change · 17 games |
| Sep 2026 | 1,890 P4 games | 1,784 P4 games | 1,817 P17 games |