Li Na
LiNa62
Beijing Xicheng TT Club
π δΈεεΊ
π¨π³ CN
1258
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.
1475
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.
108.7
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.
50%
Win Rate
Wins Γ· (wins + losses). Requires at least 1 match.
4
Wins
4
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)1366 β 1584
95% (2Ο)1258 β 1692
99.7% (3Ο)1149 β 1801
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. | ||
|---|---|---|---|---|---|
| 5/16/2026 | LiNa62 | π LiuJing64 | -2.0 | ||
| 5/8/2026 | ZhouLing69 | π LiNa62 | -3.0 | ||
| 5/5/2026 | LiNa62 | π ZhangMin63 | β | ||
| 4/29/2026 | WuYan270 | π LiNa62 | -2.0 | ||
| 4/26/2026 | π WangFang61 | LiNa62 | -14.0 | ||
| 2/12/2026 | π LiNa62 | YangYan66 | +21.0 | ||
| 1/22/2026 | HuangXia68 | π LiNa62 | +46.0 | ||
| 12/19/2025 | LiNa62 | π ChenLi65 | -71.0 |