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Yang Chao
Yang Chao
YangChao6
Beijing Xicheng TT Club πŸ“ 丰台区 πŸ‡¨πŸ‡³ CN
1437
Rating iBayesian conservative rating = ΞΌ βˆ’ 2Οƒ. The system is 95% confident this player's skill is at least this value. More matches lower Οƒ and raise this number.
1536
ΞΌ (mean) iΞΌ (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.
49.6
σ (uncertainty) iσ (Sigma) = how confident the system is in the rating. Lower is better. New players start at σ=200 — it falls with every match played.
56%
Win Rate iWins Γ· (wins + losses). Requires at least 1 match.
5
Wins
4
Losses
Skill Confidence Intervals iBased on ΞΌ and Οƒ, the system estimates this player's skill range at different confidence levels. The smaller Οƒ is, the narrower the band.
68%  (1Οƒ)1486 β€” 1586
95%  (2Οƒ)1437 β€” 1635
99.7% (3Οƒ)1387 β€” 1685
Trust Level iHow reliably this player submits match results. Formula: rejections per 10 submissions. Fewer rejections = higher trust. No data
No submissions yet

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Recent Matches

Date Player A Player B Δμ iChange in ΞΌ after this match. Positive = won. The size depends on the skill gap between both players and their Οƒ values.
5/19/2026 πŸ† YangChao6 ZhouPeng9 +4.0
4/14/2026 YangChao6 πŸ† WuHao10 -18.0
4/1/2026 πŸ† LiLei2 YangChao6 -9.0
3/19/2026 NiuWei103 πŸ† YangChao6 +4.0
3/11/2026 πŸ† LiuTao4 YangChao6 -15.0
3/10/2026 ZhangJun3 πŸ† YangChao6 +11.0
2/3/2026 πŸ† YangChao6 HuangJie8 +12.0
1/25/2026 πŸ† ChenMing5 YangChao6 -81.0
12/25/2025 πŸ† YangChao6 ZhaoGang7 +105.0