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Yang Yan
Yang Yan
YangYan66
Beijing Shougong TT Club πŸ“ θ₯ΏεŸŽεŒΊ πŸ‡¨πŸ‡³ CN
1341
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.
1455
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.
57.0
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.
40%
Win Rate iWins Γ· (wins + losses). Requires at least 1 match.
4
Wins
6
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)1398 β€” 1512
95%  (2Οƒ)1341 β€” 1569
99.7% (3Οƒ)1284 β€” 1626
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.
5/17/2026 ZhangMin63 πŸ† YangYan66 +16.0
5/5/2026 YangChao46 πŸ† YangYan66 +20.0
5/4/2026 YangYan66 πŸ† WuYan270 -10.0
2/28/2026 πŸ† ChenLi65 YangYan66 -5.0
2/23/2026 πŸ† HeBo118 YangYan66 +6.0
2/12/2026 πŸ† LiNa62 YangYan66 -17.0
2/12/2026 YangYan66 πŸ† ZhaoJuan67 +6.0
2/11/2026 πŸ† LiuJing64 YangYan66 -62.0
1/14/2026 πŸ† YangYan66 HuangXia68 +40.0
1/7/2026 πŸ† YangYan66 ZhouLing69 -18.0