USCF player statistics
Mao, Yiran
Official US Chess recordRegular rating
1,257
Provisional rating
A history chart will appear when at least two rated supplements are available.
Regular rating in context
United States
Among 83,635 rated members; tied ratings share a rank.
Higher than 69.4% of ratings in this population.
California
Among 9,051 rated members; tied ratings share a rank.
Higher than 66.7% 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 | Blitz |
|---|---|---|---|
| Sep 2026 | 1,257 P | 1,380 P | 1,110 P |
| Aug 2026 | — | 1,310 P | 1,122 P |
US Chess membership
Register or renew through Chess67. If you already have a USCF ID, use your existing ID when renewing.
Register or renew membershipFind a chess tournament
Browse upcoming events and check each tournament’s sections, rating requirements and registration details.
Find USCF-rated tournaments