Zhou Peng
ZhouPeng29
Beijing Haidian TT Club
π ζι³εΊ
π¨π³ CN
1529
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.
1585
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.
28.1
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.
69%
Win Rate
Wins Γ· (wins + losses). Requires at least 1 match.
11
Wins
5
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)1557 β 1613
95% (2Ο)1529 β 1641
99.7% (3Ο)1501 β 1669
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 | π ChenLi65 | ZhouPeng29 | +62.0 | ||
| 5/30/2026 | π ZhouPeng29 | HeBo118 | +3.0 | ||
| 5/30/2026 | π HuZhi55 | ZhouPeng29 | -4.0 | ||
| 5/30/2026 | JiaYue119 | π ZhouPeng29 | +7.0 | ||
| 5/23/2026 | ZhaoGang27 | π ZhouPeng29 | +6.0 | ||
| 5/2/2026 | SuiLi117 | π ZhouPeng29 | +11.0 | ||
| 4/27/2026 | HuangJie28 | π ZhouPeng29 | +3.0 | ||
| 4/25/2026 | π ZhouPeng29 | WuHao30 | +2.0 | ||
| 4/16/2026 | π HuangXia88 | ZhouPeng29 | -9.0 | ||
| 4/10/2026 | π ZhouPeng29 | WangWei21 | β |