He Bo
HeBo118
Beijing Haidian TT Club
π δΈ°ε°εΊ
π¨π³ CN
1439
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.
1509
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.
34.8
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.
45%
Win Rate
Wins Γ· (wins + losses). Requires at least 1 match.
5
Wins
6
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)1474 β 1544
95% (2Ο)1439 β 1579
99.7% (3Ο)1405 β 1613
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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| 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 ZhouPeng29 | HeBo118 | -5.0 | ||
| 5/30/2026 | HuZhi55 | π HeBo118 | +9.0 | ||
| 5/30/2026 | π JiaYue119 | HeBo118 | -3.0 | ||
| 4/26/2026 | π SuiLi117 | HeBo118 | +1.0 | ||
| 4/25/2026 | π HeBo118 | LuDan121 | +14.0 | ||
| 4/25/2026 | π HeBo118 | QiLong120 | +20.0 | ||
| 3/30/2026 | π WeiJie116 | HeBo118 | -3.0 | ||
| 3/5/2026 | π PanXia115 | HeBo118 | -26.0 | ||
| 2/26/2026 | HeBo118 | π JiaYue119 | -37.0 | ||
| 2/23/2026 | π HeBo118 | YangYan66 | -32.0 |