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Yang Yan
Yang Yan
YangYan86
Beijing Chaoyang TT Club πŸ“ θ₯ΏεŸŽεŒΊ πŸ‡¨πŸ‡³ CN
1414
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.
1514
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.
50.2
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.
70%
Win Rate iWins Γ· (wins + losses). Requires at least 1 match.
7
Wins
3
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)1464 β€” 1564
95%  (2Οƒ)1414 β€” 1614
99.7% (3Οƒ)1363 β€” 1665
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.
6/2/2026 GuoRui16 πŸ† YangYan86 +6.0
5/19/2026 YangYan86 πŸ† ZhaoJuan87 -11.0
5/5/2026 πŸ† YangYan86 HuangXia88 +5.0
4/5/2026 πŸ† YangYan86 ZhouLing89 +1.0
3/28/2026 ChenLi85 πŸ† YangYan86 +12.0
3/11/2026 LiNa82 πŸ† YangYan86 +30.0
2/11/2026 YangYan86 πŸ† WuYan290 -12.0
2/7/2026 πŸ† LiuJing84 YangYan86 -68.0
2/1/2026 πŸ† YangYan86 HuZhi35 -13.0
1/5/2026 ZhangMin83 πŸ† YangYan86 +71.0