CHEN Ji · P D TIMES
vs par split: bidding -0.37 · play -1.30
Strength of schedule: opponents averaged +0.14/bd (a tough draw) → opponent-adjusted -0.58/bd
Card play — on target: opening leads 100.0% · declarer play 55.6% · defence 73.3%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (1) | 100.0% (10) |
| Declarer play | 0.0% (2) | 71.4% (7) |
| Defence | 100.0% (1) | 71.4% (14) |
Opening leads by suit led: ♥ 100.0% (5) · ♦ 100.0% (6)
vs par by strain: NT -7.75 (4) · a suit -0.73 (26)
vs par by level: part-score -1.39 (13) · game -2.50 (14) · slam +1.00 (3)
By role: declaring -1.62/bd (-4.67 vs par · 15) · defending +0.19/bd (+1.33 vs par · 15)
By vulnerability: vulnerable -0.46/bd (-0.86 vs par · 14) · not vulnerable -0.94/bd (-2.38 vs par · 16)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 5 | P.Huang | M.Bourke – S.Lusk | Open | 10 | -4.6 | -0.46 | -2.10 |
| Round 6 | P.Huang | J.Bian – C.Fan | Open | 10 | -9.1 | -0.91 | +0.70 |
| Round 9 | P.Huang | P.Jassem – J.Wojcieszek | Open | 10 | -7.8 | -0.78 | -3.60 |
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 |
|---|---|---|---|---|---|---|---|
| +7.5 | Round 5 | SYDNEY | 17 | 6♥ | ♦J | = | +0 |
| +6.2 | Round 6 | CHINA HYX | 26 | 4♠ | ♥6 | +2 | +13 |
| +5.8 | Round 9 | POLISH STUDENTS | 26 | 4♠ | ♦J | = | +0 |
| +5.6 | Round 6 | CHINA HYX | 23 | 2♣ | ♣6 | -1 | +6 |
| +5.6 | Round 6 | CHINA HYX | 29 | 6♦ | ♥2 | -2 | +13 |
| +3.5 | Round 5 | SYDNEY | 19 | 2♠ | ♣10 | +2 | +6 |
| +3.0 | Round 9 | POLISH STUDENTS | 21 | 3♦ | ♣7 | +2 | +1 |
| +2.7 | Round 5 | SYDNEY | 18 | 1NT | ♦6 | = | -8 |
| +2.4 | Round 6 | CHINA HYX | 28 | 4♥ | ♠2 | = | +0 |
| +2.4 | Round 9 | POLISH STUDENTS | 25 | 1NT | ♦A | -1 | -1 |
| +2.4 | Round 9 | POLISH STUDENTS | 27 | 4♥ | ♦2 | +2 | +11 |
| +2.3 | Round 6 | CHINA HYX | 25 | 4♣ | ♥Q | -2 | +5 |
| +2.1 | Round 5 | SYDNEY | 15 | 2♦ | ♣7 | -1 | +6 |
| +1.2 | Round 5 | SYDNEY | 20 | 2♦ | ♥J | +2 | +1 |
| +1.1 | Round 5 | SYDNEY | 12 | 4♥ | ♦A | = | -1 |
| +0.2 | Round 9 | POLISH STUDENTS | 30 | 2♦ | ♥A | -4 | -5 |
| -1.1 | Round 5 | SYDNEY | 14 | 4♥ | ♥9 | = | +0 |
| -1.3 | Round 6 | CHINA HYX | 21 | 4♠ | ♣A | +1 | +0 |
| -1.3 | Round 9 | POLISH STUDENTS | 23 | 3♠ | ♦2 | -1 | -11 |
| -2.4 | Round 6 | CHINA HYX | 24 | 4♥ | ♦A | -1 | -5 |
| -2.4 | Round 9 | POLISH STUDENTS | 24 | 4♠ | ♦6 | = | +0 |
| -2.7 | Round 6 | CHINA HYX | 30 | 2♠ | ♦Q | +2 | -1 |
| -4.5 | Round 9 | POLISH STUDENTS | 29 | 4♥x | ♣K | -2 | -9 |
| -6.0 | Round 9 | POLISH STUDENTS | 28 | 4NT | ♦8 | +2 | -14 |
| -6.1 | Round 5 | SYDNEY | 16 | 2♠ | ♣A | -3 | -5 |
| -6.6 | Round 5 | SYDNEY | 11 | 6♦ | ♣Q | -1 | -10 |
| -7.4 | Round 9 | POLISH STUDENTS | 22 | 3NT | ♦3 | -2 | -8 |
| -8.9 | Round 5 | SYDNEY | 13 | 4♠ | ♥4 | = | -10 |
| -10.9 | Round 6 | CHINA HYX | 22 | 5♣x | ♦A | = | -12 |
| -13.9 | Round 6 | CHINA HYX | 27 | 2♦x | ♠K | -4 | -12 |