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石井 大

石井 大

League rating

Conservative rating used for standings

New estimate
9.9displayed rating
Your rating 9.9
Est. DUPR 3.77
-15142

Skill estimate

31.1

Uncertainty held back

−21.2

Est. DUPR

3.77

Official DUPR

—

Not synced

⚖️Balanced partner tendency
Men's Doubles
+0.05 DUPR
10
±7
Estimated DUPR
3.82
Mixed Doubles
+0.01 DUPR
9
±8
Estimated DUPR
3.78
Gym
+0.04 DUPR
10
±7
Estimated DUPR
3.81

Rating History

The shaded area represents rating uncertainty. Narrower bands indicate higher confidence.

Best Doubles Partners

Worst Doubles Partners

Predicted

Strong Against

Weak Against

Predicted

Recent Matches

...load previous matches
石井 大
石井
+0.62
Ewen
Ewen
+1.24
6
WIN
Takaya
Takaya
-0.36
よし
よし
-0.45
5
9/4/2026
84%
石井 大
石井
-0.11
Takaya
Takaya
-0.07
8
DRAW
Ken けん
Ken
+0.05
yuka
yuka
+0.16
8
9/4/2026
57%
石井 大
石井
+0.89
よし
よし
+0.63
8
WIN
9/4/2026
67%
石井 大
石井
+1.27
11
WIN
りほ
りほ
-1.74
Shiori
Shiori
-1.02
3
9/2/2026
Even
後藤 求(Motomu Goto)
後藤
-0.91
石井 大
石井
-1.43
3
LOSS
児玉 恵太(Keita Kodama)
児玉
+2.22
Ken けん
Ken
+0.64
10
9/2/2026
Upset