Chen Gang
ChenGang135
Beijing Haidian TT Club
π ζ΅·ζ·εΊ
π¨π³ CN
1597
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.
1672
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.
37.3
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.
42%
Win Rate
Wins Γ· (wins + losses). Requires at least 1 match.
5
Wins
7
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)1635 β 1709
95% (2Ο)1597 β 1747
99.7% (3Ο)1560 β 1784
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. | ||
|---|---|---|---|---|---|
| 5/30/2026 | ChenGang135 | π ZhaoJuan87 | -12.0 | ||
| 5/30/2026 | π ChenMing5 | ChenGang135 | -4.0 | ||
| 5/30/2026 | π ChenLi65 | ChenGang135 | +156.0 | ||
| 5/14/2026 | π ChenGang135 | LiJie136 | +7.0 | ||
| 5/6/2026 | ChenGang135 | π PanXia115 | -12.0 | ||
| 4/13/2026 | LiuJun132 | π ChenGang135 | +2.0 | ||
| 3/28/2026 | QiLong120 | π ChenGang135 | +43.0 | ||
| 2/25/2026 | WuChao134 | π ChenGang135 | -5.0 | ||
| 2/8/2026 | ZhangQian133 | π ChenGang135 | +14.0 | ||
| 1/23/2026 | ChenGang135 | π GaoYong58 | +46.0 |