KOO Hor Yung Charmian · HKJ9
vs par split: bidding -0.63 · play +0.34
Strength of schedule: opponents averaged +0.08/bd (a tough draw) → opponent-adjusted -0.26/bd
Card play — on target: opening leads 70.0% #428 of 579 · declarer play 80.0% #180 of 579 · defence 100.0% #1 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 66.7% (6) |
| Declarer play | 66.7% (3) | 83.3% (12) |
| Defence | 100.0% (5) | 100.0% (8) |
Opening leads by suit led: ♠ 50.0% (2) · ♥ 50.0% (2) · ♦ 66.7% (3) · ♣ 100.0% (3)
vs par by strain: NT +2.12 (8) · a suit -1.00 (27)
vs par by level: part-score +0.33 (18) · game -0.93 (14) · slam -1.00 (3)
By role: declaring -0.76/bd (-3.59 vs par · 22) · defending +0.36/bd (+5.31 vs par · 13)
By vulnerability: vulnerable +0.30/bd (+0.74 vs par · 19) · not vulnerable -1.11/bd (-1.50 vs par · 16)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | P.Chan | L.Dong – Y.Wu | Closed | 7 | -5.0 | -0.71 | +1.14 |
| Round 2 | P.Chan | S.Liu – Y.Liang | Open | 7 | -11.2 | -1.60 | -2.86 |
| Round 3 | S.Mok | Y.Chu – L.Chen | Closed | 7 | -4.2 | -0.60 | +1.71 |
| Round 7 | S.Mok | Y.Chen – J.Zhao | Closed | 7 | +11.6 | +1.66 | +2.57 |
| Round 8 | P.Chan | H.Poon – C.Loo | Open | 7 | -3.3 | -0.47 | -4.00 |
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 |
|---|---|---|---|---|---|---|---|
| +9.2 | Round 2 | DONGFENG FENGSHEN | 10 | 6♦ | ♦10 | -2 | +13 |
| +7.0 | Round 8 | HUANG LONG TEAM | 22 | 4♠ | ♣Q | = | +0 |
| +6.7 | Round 7 | SUZHOUTAIHU | 15 | 4♠ | ♥7 | -1 | +14 |
| +5.0 | Round 3 | KUNMING LIJIAN | 16 | 6♦ | ♣A | = | -2 |
| +3.7 | Round 7 | SUZHOUTAIHU | 16 | 4♣ | ♦7 | +1 | +10 |
| +2.4 | Round 1 | CHINA OPN(A) | 4 | 2♠ | ♦6 | = | +6 |
| +2.0 | Round 2 | DONGFENG FENGSHEN | 13 | 4♥ | ♦5 | +2 | +1 |
| +2.0 | Round 3 | KUNMING LIJIAN | 15 | 2♠ | ♦5 | = | +0 |
| +2.0 | Round 7 | SUZHOUTAIHU | 21 | 4♠ | ♥6 | -1 | +5 |
| +2.0 | Round 8 | HUANG LONG TEAM | 26 | 3NT | ♠3 | = | +0 |
| +1.7 | Round 8 | HUANG LONG TEAM | 24 | 4♥ | ♠A | = | -1 |
| +0.7 | Round 3 | KUNMING LIJIAN | 18 | 2♥ | ♣A | = | +0 |
| +0.4 | Round 7 | SUZHOUTAIHU | 19 | 3♣ | ♥10 | = | -1 |
| +0.3 | Round 7 | SUZHOUTAIHU | 17 | 2♠ | ♥2 | +2 | +1 |
| +0.3 | Round 7 | SUZHOUTAIHU | 20 | 4♥ | ♦8 | +2 | -13 |
| +0.2 | Round 1 | CHINA OPN(A) | 6 | 4♣ | ♠Q | = | +6 |
| -0.0 | Round 8 | HUANG LONG TEAM | 23 | 2♠ | ♦10 | = | +0 |
| -0.2 | Round 1 | CHINA OPN(A) | 5 | 1NT | ♥5 | +2 | +0 |
| -0.3 | Round 1 | CHINA OPN(A) | 1 | 3♦ | ♠K | -2 | -5 |
| -0.9 | Round 8 | HUANG LONG TEAM | 27 | 4♣ | ♥10 | -1 | -4 |
| -1.0 | Round 3 | KUNMING LIJIAN | 17 | 2♠ | ♦7 | -2 | +1 |
| -1.2 | Round 3 | KUNMING LIJIAN | 19 | 3NT | ♠2 | = | +17 |
| -1.6 | Round 1 | CHINA OPN(A) | 3 | 2♠ | ♣9 | -1 | -1 |
| -1.8 | Round 2 | DONGFENG FENGSHEN | 12 | 2♦ | ♦5 | +2 | +0 |
| -1.8 | Round 2 | DONGFENG FENGSHEN | 14 | 3♣ | ♣2 | -1 | -4 |
| -1.8 | Round 7 | SUZHOUTAIHU | 18 | 1NT | ♣9 | = | +2 |
| -2.1 | Round 3 | KUNMING LIJIAN | 20 | 3NT | ♠7 | = | +13 |
| -2.2 | Round 1 | CHINA OPN(A) | 7 | 5♣ | ♥6 | = | +1 |
| -2.9 | Round 2 | DONGFENG FENGSHEN | 8 | 1NT | ♣4 | +1 | -6 |
| -3.3 | Round 1 | CHINA OPN(A) | 2 | 1NT | ♥5 | = | +1 |
| -3.5 | Round 8 | HUANG LONG TEAM | 28 | 4♥ | ♣6 | -2 | -11 |
| -6.9 | Round 2 | DONGFENG FENGSHEN | 9 | 3NT | ♦K | -1 | -10 |
| -7.6 | Round 3 | KUNMING LIJIAN | 21 | 4♠ | ♥J | +2 | -17 |
| -9.0 | Round 2 | DONGFENG FENGSHEN | 11 | 6♠ | ♥K | -1 | -14 |
| -9.6 | Round 8 | HUANG LONG TEAM | 25 | 5♥ | ♠A | -1 | -12 |