🇺🇸 XU Michael · USA1
vs par split: bidding -0.04 · play -1.18
Strength of schedule: opponents averaged +0.28/bd (a tough draw) → opponent-adjusted -0.12/bd
Card play — on target: opening leads 83.3% · declarer play 45.5% · defence 90.9%
Bidding activity — not a pass: 51.7% (61/118)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (2) | 100.0% (4) |
| Declarer play | 0.0% (2) | 55.6% (9) |
| Defence | 100.0% (3) | 87.5% (8) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 100.0% (2) · ♣ 66.7% (3)
vs par by strain: NT -2.54 (11) · a suit +0.74 (31)
vs par by level: part-score -0.31 (16) · game +0.00 (26)
By role: declaring -0.85/bd (-2.75 vs par · 24) · defending +0.18/bd (+3.39 vs par · 18)
By vulnerability: vulnerable -0.94/bd (+0.86 vs par · 21) · not vulnerable +0.13/bd (-1.09 vs par · 21)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | O.Schireson | R.Xiao – J.Yue | Closed | 14 | -24.3 | -1.74 | -1.36 |
| Quarterfinal | O.Schireson | A.Zhou – M.Hu | Closed | 14 | -17.4 | -1.24 | -1.07 |
| Quarterfinal | O.Schireson | M.Hu – A.Zhou | Open | 14 | +24.6 | +1.76 | +2.07 |
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 |
|---|---|---|---|---|---|---|---|
| +9.7 | Quarterfinal | 🇺🇸 USA2 | 48 | 3NTx | -2 | +8 | |
| +7.6 | Quarterfinal | 🇺🇸 USA2 | 54 | 3NT | -1 | +6 | |
| +7.1 | Quarterfinal | 🇺🇸 USA2 | 1 | 4♠ | ♣Q | = | +0 |
| +5.1 | Quarterfinal | 🇺🇸 USA2 | 44 | 5♠ | = | +1 | |
| +5.0 | Quarterfinal | 🇺🇸 USA2 | 20 | 2♠ | ♣5 | -2 | +7 |
| +4.7 | Quarterfinal | 🇺🇸 USA2 | 24 | 3♦ | ♦8 | +3 | +13 |
| +4.4 | Quarterfinal | 🇺🇸 USA2 | 50 | 4♠ | -3 | -1 | |
| +4.1 | Quarterfinal | 🇺🇸 USA2 | 23 | 2♥ | ♦K | +1 | +2 |
| +4.0 | Quarterfinal | 🇺🇸 USA2 | 55 | 3♠ | -2 | -1 | |
| +3.6 | Quarterfinal | 🇺🇸 USA2 | 28 | 4♠ | ♥J | -3 | +9 |
| +3.1 | Quarterfinal | 🇺🇸 USA2 | 3 | 4♥ | ♠6 | = | +3 |
| +2.6 | Quarterfinal | 🇺🇸 USA2 | 2 | 2♥ | ♠A | = | +5 |
| +2.0 | Quarterfinal | 🇺🇸 USA2 | 15 | 2♥ | ♠K | +1 | -7 |
| +1.7 | Quarterfinal | 🇺🇸 USA2 | 51 | 4♥ | +2 | +13 | |
| +1.6 | Quarterfinal | 🇺🇸 USA2 | 46 | 3♦ | = | -1 | |
| +1.1 | Quarterfinal | 🇺🇸 USA2 | 52 | 2♠ | +1 | +0 | |
| +0.9 | Quarterfinal | 🇺🇸 USA2 | 43 | 4♠ | +1 | +13 | |
| +0.3 | Quarterfinal | 🇺🇸 USA2 | 6 | 1NT | ♣3 | -1 | -1 |
| +0.3 | Quarterfinal | 🇺🇸 USA2 | 8 | 3NT | ♦3 | +2 | -14 |
| -0.0 | Quarterfinal | 🇺🇸 USA2 | 4 | 5♥ | ♥A | = | +0 |
| +0.0 | Quarterfinal | 🇺🇸 USA2 | 47 | 4♠ | +1 | +0 | |
| -0.3 | Quarterfinal | 🇺🇸 USA2 | 12 | 4♠ | ♥T | = | -1 |
| -0.4 | Quarterfinal | 🇺🇸 USA2 | 17 | 3NT | ♦7 | = | -1 |
| -0.6 | Quarterfinal | 🇺🇸 USA2 | 19 | 4NT | ♦3 | +1 | +0 |
| -1.0 | Quarterfinal | 🇺🇸 USA2 | 9 | 3NT | ♣4 | = | +0 |
| -1.0 | Quarterfinal | 🇺🇸 USA2 | 18 | 3♥ | ♦6 | -1 | +2 |
| -1.4 | Quarterfinal | 🇺🇸 USA2 | 53 | 3♦ | +1 | -7 | |
| -1.9 | Quarterfinal | 🇺🇸 USA2 | 56 | 2NT | = | +0 | |
| -2.0 | Quarterfinal | 🇺🇸 USA2 | 27 | 4♠x | ♦K | -1 | +0 |
| -3.0 | Quarterfinal | 🇺🇸 USA2 | 5 | 4♣ | ♥A | -1 | -5 |
| -3.6 | Quarterfinal | 🇺🇸 USA2 | 25 | 4♠ | ♥8 | -2 | -8 |
| -3.7 | Quarterfinal | 🇺🇸 USA2 | 13 | 3♥ | ♠3 | = | +8 |
| -3.9 | Quarterfinal | 🇺🇸 USA2 | 45 | 4♥ | = | -3 | |
| -4.3 | Quarterfinal | 🇺🇸 USA2 | 49 | 4♥ | = | +1 | |
| -4.4 | Quarterfinal | 🇺🇸 USA2 | 7 | 5♦ | ♥K | +1 | +10 |
| -5.4 | Quarterfinal | 🇺🇸 USA2 | 14 | 4♥x | ♠3 | = | -4 |
| -5.9 | Quarterfinal | 🇺🇸 USA2 | 16 | 4♥ | ♠A | = | -6 |
| -6.7 | Quarterfinal | 🇺🇸 USA2 | 22 | 2♣x | ♣8 | -2 | -12 |
| -6.9 | Quarterfinal | 🇺🇸 USA2 | 21 | 3NT | ♥3 | +1 | -1 |
| -7.9 | Quarterfinal | 🇺🇸 USA2 | 11 | 3♠x | ♥Q | -3 | -8 |
| -9.7 | Quarterfinal | 🇺🇸 USA2 | 26 | 3NT | ♦6 | -2 | -13 |
| -12.0 | Quarterfinal | 🇺🇸 USA2 | 10 | 3NT | ♦7 | -1 | -12 |