Chen Li
ChenLi85
Beijing Shougong TT Club
π ζ΅·ζ·εΊ
π¨π³ CN
1376
Rating
Bayesian conservative rating = ΞΌ β 2Ο. The system is 95% confident this player's skill is at least this value. More matches lower Ο and raise this number.
1521
ΞΌ (mean)
ΞΌ (Mu) is the best estimate of this player's skill level. Wins raise it, losses lower it. Beating a stronger player earns more than beating a weaker one.
72.7
Ο (uncertainty)
Ο (Sigma) = how confident the system is in the rating. Lower is better. New players start at Ο=200 β it falls with every match played.
44%
Win Rate
Wins Γ· (wins + losses). Requires at least 1 match.
4
Wins
5
Losses
Skill Confidence Intervals
Based on ΞΌ and Ο, the system estimates this player's skill range at different confidence levels. The smaller Ο is, the narrower the band.
68% (1Ο)1448 β 1594
95% (2Ο)1376 β 1666
99.7% (3Ο)1303 β 1739
Trust Level
How reliably this player submits match results. Formula: rejections per 10 submissions. Fewer rejections = higher trust.
No data
No submissions yet
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Login / RegisterRecent Matches
| Date | Player A | Player B | ΞΞΌ Change in ΞΌ after this match. Positive = won. The size depends on the skill gap between both players and their Ο values. | ||
|---|---|---|---|---|---|
| 5/18/2026 | ChenLi85 | π ZhaoJuan87 | -8.0 | ||
| 5/10/2026 | ChenLi85 | π ZhouLing89 | -11.0 | ||
| 5/2/2026 | π ZhangMin83 | ChenLi85 | -11.0 | ||
| 4/29/2026 | π ChenLi85 | HuangXia88 | +8.0 | ||
| 4/9/2026 | LiuJing84 | π ChenLi85 | +13.0 | ||
| 3/28/2026 | ChenLi85 | π YangYan86 | -18.0 | ||
| 1/31/2026 | WangFang81 | π ChenLi85 | +20.0 | ||
| 1/28/2026 | π ChenLi85 | LiuJing84 | +6.0 | ||
| 1/5/2026 | π LiNa82 | ChenLi85 | -5.0 |