Hu Lan
HuLan75
Beijing Shougong TT Club
π ζ΅·ζ·εΊ
π¨π³ CN
1453
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.
1557
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.
52.2
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.
64%
Win Rate
Wins Γ· (wins + losses). Requires at least 1 match.
7
Wins
4
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)1505 β 1609
95% (2Ο)1453 β 1661
99.7% (3Ο)1400 β 1714
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. | ||
|---|---|---|---|---|---|
| 5/20/2026 |  |
π BiYan125 | |
HuLan75 | -11.0 |
| 5/17/2026 |  |
MaYu73 | |
π HuLan75 | +4.0 |
| 5/6/2026 | |
HuLan75 |  |
π GaoDan78 | -16.0 |
| 5/3/2026 | |
π HuLan75 |  |
LinYue77 | -10.0 |
| 4/28/2026 |  |
NieXue127 | |
π HuLan75 | +5.0 |
| 3/30/2026 | |
π HuLan75 |  |
GuoQian76 | β |
| 2/26/2026 |  |
XuHui71 | |
π HuLan75 | +25.0 |
| 2/24/2026 |  |
π LuDan121 | |
HuLan75 | -8.0 |
| 2/2/2026 |  |
ZhuMei74 | |
π HuLan75 | +35.0 |
| 1/5/2026 | |
π HuLan75 |  |
LuoTing79 | +71.0 |