🇺🇸 XIAO Eric · USA1
13rank
+27.0Butler · 84 bds
+0.32per board
±4.6swing
+0.92vs par /bd · #3/18
-0.30adjusted /bd
by round
vs par split: bidding +0.83 · play -0.45
Strength of schedule: opponents averaged -0.62/bd (an easy draw) → opponent-adjusted -0.30/bd
Card play — on target: opening leads 100.0% #1 of 18 · declarer play 53.8% #17 of 18 · defence 83.3% #9 of 18
Bidding activity — not a pass: 51.0% #1 of 18 (122/239)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 100.0% (5) |
| Declarer play | 66.7% (3) | 50.0% (10) |
| Defence | 75.0% (4) | 85.7% (14) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 100.0% (1) · ♦ 100.0% (1) · ♣ 100.0% (2)
vs par by strain: NT +1.38 (24) · a suit +0.73 (60)
vs par by level: part-score +1.68 (31) · game +0.81 (48) · slam -2.80 (5)
By role: declaring +0.28/bd (-0.60 vs par · 47) · defending +0.37/bd (+2.84 vs par · 37)
By vulnerability: vulnerable +0.33/bd (+0.79 vs par · 42) · not vulnerable +0.31/bd (+1.05 vs par · 42)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | J.Xiao | Z.Lai – D.Chen | Closed | 14 | +23.5 | +1.68 | +2.64 |
| Quarterfinal | J.Xiao | Z.Lai – D.Chen | Closed | 14 | +14.3 | +1.02 | -0.21 |
| Semifinal | J.Xiao | J.Boge – A.Silverstein | Open | 14 | -9.3 | -0.66 | -1.64 |
| Semifinal | J.Xiao | D.Balof – E.Derman | Closed | 14 | -5.7 | -0.41 | -1.29 |
| Final | J.Xiao | S.Allas – E.Orma | Open | 14 | -1.0 | -0.07 | +3.71 |
| Final | J.Xiao | S.Allas – E.Orma | Open | 14 | +5.2 | +0.37 | +2.29 |
Every board — best Butler first↑ top
vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +15.6 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 28 | 5♣x | ♥A | -6 | +18 |
| +8.7 | Final | 🇪🇪 ESTONIA | 24 | 4♠ | = | +7 | |
| +8.3 | Final | 🇪🇪 ESTONIA | 29 | 6♥ | = | +0 | |
| +8.1 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 21 | 3NT | ♦9 | -3 | +14 |
| +7.9 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 20 | 3♦x | ♣5 | -2 | +11 |
| +7.7 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 29 | 6♥ | ♦A | = | +0 |
| +7.0 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 26 | 3NT | ♥6 | = | -1 |
| +7.0 | Semifinal | 🇺🇸 USA2 | 22 | 3♥ | -1 | +12 | |
| +5.3 | Final | 🇪🇪 ESTONIA | 15 | 4♥ | -3 | +8 | |
| +5.3 | Final | 🇪🇪 ESTONIA | 22 | 3NT | -1 | +14 | |
| +5.3 | Final | 🇪🇪 ESTONIA | 32 | 3NT | -2 | +13 | |
| +4.7 | Final | 🇪🇪 ESTONIA | 33 | 4♥x | -3 | +14 | |
| +4.3 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 35 | 4♥ | ♣8 | -1 | +6 |
| +4.1 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 37 | 3♣ | ♠Q | -1 | +5 |
| +4.0 | Semifinal | 🇺🇸 USA2 | 23 | 2♠ | = | +5 | |
| +3.7 | Semifinal | 🇺🇸 USA2 | 15 | 3NT | = | +0 | |
| +3.7 | Semifinal | 🇺🇸 USA2 | 18 | 4♠ | = | +0 | |
| +3.7 | Final | 🇪🇪 ESTONIA | 16 | 3NT | = | +1 | |
| +3.6 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 32 | 4♠ | ♦K | = | +0 |
| +3.3 | Semifinal | 🇺🇸 USA2 | 16 | 1NT | = | +5 | |
| +3.3 | Semifinal | 🇺🇸 USA2 | 26 | 1NT | = | +5 | |
| +3.3 | Semifinal | 🇺🇸 USA2 | 29 | 3♠x | ♥9 | -3 | +14 |
| +3.3 | Final | 🇪🇪 ESTONIA | 36 | 4♣ | = | +1 | |
| +2.7 | Semifinal | 🇺🇸 USA2 | 36 | 1NT | ♠3 | +2 | +0 |
| +2.7 | Final | 🇪🇪 ESTONIA | 37 | 4♠ | -1 | +5 | |
| +2.3 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 22 | 3♣ | ♦A | = | +0 |
| +2.3 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 34 | 2♠ | ♣A | = | +6 |
| +2.3 | Semifinal | 🇺🇸 USA2 | 38 | 2♥ | ♣2 | -3 | +8 |
| +2.0 | Semifinal | 🇺🇸 USA2 | 27 | 3♦ | -2 | +1 | |
| +1.9 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 15 | 2♥ | ♠K | +1 | -7 |
| +1.7 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 42 | 3♠ | ♦6 | -2 | +0 |
| +1.3 | Semifinal | 🇺🇸 USA2 | 40 | 3NT | ♥5 | = | +1 |
| +1.3 | Final | 🇪🇪 ESTONIA | 27 | 5♠x | +1 | +6 | |
| +1.0 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 39 | 3♠ | ♦J | -1 | +4 |
| +1.0 | Semifinal | 🇺🇸 USA2 | 32 | 4♥ | ♠A | = | -10 |
| +1.0 | Semifinal | 🇺🇸 USA2 | 35 | 6♥ | ♣3 | = | +0 |
| +1.0 | Semifinal | 🇺🇸 USA2 | 42 | 3NT | ♠K | = | +2 |
| +0.9 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 25 | 3♠ | ♥8 | = | +0 |
| +0.7 | Semifinal | 🇺🇸 USA2 | 21 | 3♣ | +3 | +13 | |
| +0.7 | Final | 🇪🇪 ESTONIA | 19 | 4♠ | -2 | +5 | |
| +0.7 | Final | 🇪🇪 ESTONIA | 21 | 2♦ | -2 | +11 | |
| +0.6 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 19 | 4♠ | ♣J | = | -1 |
| +0.6 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 30 | 4♦ | ♥A | = | +0 |
| +0.3 | Semifinal | 🇺🇸 USA2 | 19 | 4♥ | +2 | -11 | |
| +0.3 | Final | 🇪🇪 ESTONIA | 25 | 4♥ | +2 | -1 | |
| +0.3 | Final | 🇪🇪 ESTONIA | 30 | 1NT | = | +1 | |
| -0.0 | Semifinal | 🇺🇸 USA2 | 37 | 3NT | ♠K | +1 | -1 |
| -0.0 | Semifinal | 🇺🇸 USA2 | 39 | 1NT | ♠9 | +1 | +0 |
| -0.0 | Semifinal | 🇺🇸 USA2 | 41 | 5♥ | ♠4 | = | +0 |
| -0.0 | Final | 🇪🇪 ESTONIA | 34 | 3NT | -2 | -3 | |
| -0.0 | Final | 🇪🇪 ESTONIA | 40 | 6♥ | = | +0 | |
| -0.0 | Final | 🇪🇪 ESTONIA | 42 | 3NT | +2 | +0 | |
| -0.4 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 38 | 4♥x | ♠A | -1 | +2 |
| -0.4 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 41 | 3♦ | ♦3 | +1 | +0 |
| -0.7 | Final | 🇪🇪 ESTONIA | 41 | 3NT | +2 | +0 | |
| -1.0 | Final | 🇪🇪 ESTONIA | 28 | 3NT | -1 | +6 | |
| -1.3 | Final | 🇪🇪 ESTONIA | 31 | 3NT | +1 | -1 | |
| -1.4 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 27 | 4♠ | ♠J | -1 | +2 |
| -1.7 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 18 | 3♥ | ♣2 | -1 | +2 |
| -1.9 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 40 | 3♦ | ♣6 | -1 | -7 |
| -2.0 | Final | 🇪🇪 ESTONIA | 23 | 3NT | = | +1 | |
| -2.1 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 31 | 3NT | ♣K | = | -13 |
| -2.3 | Semifinal | 🇺🇸 USA2 | 24 | 3♣ | +1 | -1 | |
| -2.6 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 23 | 3♥ | ♦K | +1 | +1 |
| -2.7 | Semifinal | 🇺🇸 USA2 | 34 | 5♦ | ♥K | = | +2 |
| -3.1 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 33 | 5♠ | ♥8 | +1 | +1 |
| -3.1 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 36 | 3♣ | ♥A | +1 | -7 |
| -3.3 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 24 | 5♦ | ♥A | = | +11 |
| -3.3 | Semifinal | 🇺🇸 USA2 | 31 | 4♠ | ♦4 | -3 | -10 |
| -3.7 | Final | 🇪🇪 ESTONIA | 18 | 5♥ | +1 | +1 | |
| -4.7 | Final | 🇪🇪 ESTONIA | 38 | 3NT | -1 | +9 | |
| -4.9 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 17 | 2♥ | ♣T | +1 | -7 |
| -5.0 | Semifinal | 🇺🇸 USA2 | 28 | 2♠ | -1 | -12 | |
| -5.3 | Semifinal | 🇺🇸 USA2 | 30 | 4♠ | ♣8 | -1 | -10 |
| -5.7 | Final | 🇪🇪 ESTONIA | 26 | 4♠ | +1 | -1 | |
| -5.7 | Final | 🇪🇪 ESTONIA | 35 | 4♠ | -4 | -7 | |
| -6.0 | Semifinal | 🇺🇸 USA2 | 20 | 3♥ | = | -12 | |
| -6.9 | Quarterfinal | 🇹🇼 CHINESE TAIPEI | 16 | 4♥ | ♠A | = | -6 |
| -7.0 | Semifinal | 🇺🇸 USA2 | 33 | 4♠ | ♣Q | -1 | -14 |
| -7.0 | Final | 🇪🇪 ESTONIA | 39 | 4♥ | = | +0 | |
| -7.3 | Final | 🇪🇪 ESTONIA | 17 | 3NT | = | -6 | |
| -7.3 | Final | 🇪🇪 ESTONIA | 20 | 4♠ | = | +0 | |
| -12.0 | Semifinal | 🇺🇸 USA2 | 17 | 4NT | +2 | -14 | |
| -12.0 | Semifinal | 🇺🇸 USA2 | 25 | 6♣ | -1 | -14 |