SUN Ming · YEH MIX
vs par split: bidding -1.00 · play -0.41
Strength of schedule: opponents averaged -0.32/bd (an easy draw) → opponent-adjusted +0.06/bd
Card play — on target: opening leads 100.0% #1 of 579 · declarer play 80.0% #180 of 579 · defence 72.7% #551 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 100.0% (7) |
| Declarer play | 71.4% (7) | 87.5% (8) |
| Defence | 80.0% (5) | 70.6% (17) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 100.0% (2) · ♦ 100.0% (3) · ♣ 100.0% (3)
vs par by strain: NT -2.94 (17) · a suit -0.59 (32)
vs par by level: part-score -0.75 (24) · game -1.59 (22) · slam -5.33 (3)
By role: declaring -0.10/bd (-4.41 vs par · 27) · defending +0.97/bd (+2.27 vs par · 22)
By vulnerability: vulnerable +1.92/bd (-0.52 vs par · 25) · not vulnerable -1.23/bd (-2.33 vs par · 24)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | D.Chen | N.Deng – X.Xue | Closed | 7 | +6.4 | +0.91 | -0.57 |
| Round 2 | D.Chen | J.Li – Z.Fu | Open | 7 | +1.1 | +0.16 | +2.14 |
| Round 4 | D.Chen | R.Karunatilake – C.Fernand | Closed | 7 | -5.0 | -0.71 | -5.29 |
| Round 5 | D.Chen | M.Seamon – J.Cayne | Open | 7 | +11.4 | +1.63 | +1.57 |
| Round 6 | D.Chen | Y.Zhao – S.Liu | Closed | 7 | -0.3 | -0.04 | -2.86 |
| Round 7 | D.Chen | D.Filipowicz – K.Martens | Closed | 7 | +6.5 | +0.93 | -1.00 |
| Round 8 | D.Chen | G.Lorentz – S.Burgess | Open | 7 | -1.6 | -0.23 | -3.86 |
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 |
|---|---|---|---|---|---|---|---|
| +14.7 | Round 4 | BLADES | 23 | 6♣ | ♦10 | = | -2 |
| +12.4 | Round 6 | P D PIONEERS | 10 | 4♦x | ♣A | -4 | +14 |
| +11.8 | Round 2 | P D TIMES | 13 | 5♥ | ♣10 | -1 | +13 |
| +7.4 | Round 5 | CAYNE | 4 | 3NT | ♣2 | -1 | +12 |
| +7.1 | Round 1 | BEIJING LAWYERS | 4 | 1NT | ♣9 | -3 | +5 |
| +7.0 | Round 8 | LORENTZ | 22 | 4♠ | ♣Q | = | +0 |
| +6.5 | Round 5 | CAYNE | 6 | 7♣ | ♠8 | = | -2 |
| +5.6 | Round 7 | ERA | 15 | 4♠ | ♠3 | +3 | -10 |
| +4.8 | Round 8 | LORENTZ | 25 | 5♦ | ♠A | +1 | +1 |
| +3.9 | Round 1 | BEIJING LAWYERS | 7 | 3NT | ♥10 | +2 | +1 |
| +3.9 | Round 4 | BLADES | 27 | 5♣ | ♦A | +1 | +1 |
| +3.6 | Round 2 | P D TIMES | 12 | 3NT | ♥A | -2 | +2 |
| +3.5 | Round 7 | ERA | 19 | 3♣ | ♥3 | -1 | +5 |
| +3.5 | Round 7 | ERA | 21 | 2♠ | ♣7 | +2 | +1 |
| +2.9 | Round 8 | LORENTZ | 26 | 3NT | ♠3 | +1 | +1 |
| +2.6 | Round 5 | CAYNE | 1 | 3NT | ♥7 | +1 | +1 |
| +1.9 | Round 2 | P D TIMES | 8 | 1NT | ♣4 | = | +5 |
| +1.6 | Round 1 | BEIJING LAWYERS | 3 | 2♣ | ♦9 | = | +1 |
| +1.2 | Round 6 | P D PIONEERS | 9 | 3NT | ♣6 | +1 | -12 |
| +0.9 | Round 6 | P D PIONEERS | 13 | 3♠ | ♥A | = | +0 |
| +0.6 | Round 5 | CAYNE | 2 | 2♥ | ♠9 | +1 | +0 |
| -0.0 | Round 4 | BLADES | 22 | 3♥ | ♦K | = | +0 |
| -0.0 | Round 4 | BLADES | 25 | 3NT | ♣4 | +2 | -12 |
| -0.2 | Round 1 | BEIJING LAWYERS | 6 | 1NT | ♦Q | +1 | -6 |
| -0.3 | Round 2 | P D TIMES | 11 | 4♠ | ♥K | +1 | +10 |
| -0.3 | Round 7 | ERA | 17 | 2♠ | ♦3 | +2 | -1 |
| -0.3 | Round 7 | ERA | 20 | 4♠ | ♦5 | +2 | +13 |
| -0.4 | Round 5 | CAYNE | 5 | 2♥ | ♣K | +1 | +0 |
| -0.7 | Round 1 | BEIJING LAWYERS | 5 | 2♠ | ♥3 | +2 | -1 |
| -0.7 | Round 4 | BLADES | 24 | 3NT | ♠5 | = | +2 |
| -1.3 | Round 6 | P D PIONEERS | 11 | 2♥ | ♣5 | = | +1 |
| -1.8 | Round 7 | ERA | 18 | 2NT | ♥5 | -1 | -5 |
| -1.9 | Round 1 | BEIJING LAWYERS | 2 | 3NT | ♥5 | -2 | -6 |
| -2.0 | Round 5 | CAYNE | 7 | 4♠ | ♦4 | +1 | -1 |
| -2.4 | Round 2 | P D TIMES | 14 | 2♠ | ♥K | = | +0 |
| -2.6 | Round 8 | LORENTZ | 23 | 1NT | ♠6 | -2 | -3 |
| -3.3 | Round 5 | CAYNE | 3 | 3♣ | ♥8 | = | +1 |
| -3.4 | Round 1 | BEIJING LAWYERS | 1 | 2♠ | ♦J | -1 | +2 |
| -3.5 | Round 8 | LORENTZ | 28 | 4♥ | ♣6 | -2 | -11 |
| -3.7 | Round 7 | ERA | 16 | 2♦ | ♠3 | +3 | -10 |
| -4.2 | Round 6 | P D PIONEERS | 14 | 5♥ | ♠A | = | -4 |
| -4.3 | Round 6 | P D PIONEERS | 8 | 2♠ | ♥10 | -2 | -8 |
| -4.5 | Round 8 | LORENTZ | 27 | 2NT | ♥5 | -4 | -7 |
| -5.0 | Round 6 | P D PIONEERS | 12 | 3NT | ♠2 | -2 | -11 |
| -5.5 | Round 2 | P D TIMES | 9 | 3♦x | ♦3 | -2 | -3 |
| -5.7 | Round 8 | LORENTZ | 24 | 4♠x | ♦K | -1 | -8 |
| -8.0 | Round 2 | P D TIMES | 10 | 6♠ | ♥3 | -1 | -12 |
| -10.7 | Round 4 | BLADES | 28 | 2♥x | ♥A | -3 | -9 |
| -12.2 | Round 4 | BLADES | 26 | 3NT | ♣Q | -3 | -17 |