🇭🇰 LOY Kang San · CHINA HONG KONG
89rank
-42.0Butler · 112 bds
-0.38per board
±4.7swing
-0.15vs par /bd
+0.04adjusted /bd
by round
vs par split: bidding -0.06 · play -0.09
Strength of schedule: opponents averaged +0.41/bd (a tough draw) → opponent-adjusted +0.04/bd
Card play — on target: opening leads 77.4% · declarer play 65.4% · defence 87.7%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 63.6% (11) | 85.0% (20) |
| Declarer play | 62.5% (8) | 66.7% (18) |
| Defence | 73.7% (19) | 94.7% (38) |
Opening leads by suit led: ♠ 71.4% (7) · ♥ 100.0% (9) · ♦ 77.8% (9) · ♣ 50.0% (6)
vs par by strain: NT +0.28 (36) · a suit -0.35 (76)
vs par by level: part-score -0.52 (46) · game +0.69 (58) · slam -4.12 (8)
By role: declaring -0.27/bd (-2.36 vs par · 55) · defending -0.48/bd (+1.98 vs par · 57)
By vulnerability: vulnerable -0.64/bd (-0.64 vs par · 56) · not vulnerable -0.11/bd (+0.34 vs par · 56)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | T.Wong | K.Cichy – K.Kopka | Open | 14 | +10.5 | +0.75 | +1.29 |
| Round 2 | T.Wong | J.Xiong – V.Lamoureux | Open | 14 | -0.2 | -0.01 | +0.57 |
| Round 4 | T.Wong | S.Goor – R.Goor | Closed | 14 | -26.8 | -1.91 | -1.43 |
| Round 6 | T.Wong | B.Perez – E.Vasquez | Closed | 14 | +35.3 | +2.52 | +3.93 |
| Round 7 | T.Wong | T.Bodin – S.Clementsson | Open | 14 | -21.1 | -1.51 | -2.21 |
| Round 10 | T.Wong | G.Donati – F.Porta | Closed | 14 | +7.6 | +0.54 | -1.36 |
| Round 17 | T.Wong | N.Yaninski – G.Teneva | Open | 14 | -34.8 | -2.49 | -3.50 |
| Round 18 | T.Wong | P.Pabst – S.Van Oosten | Closed | 14 | -12.5 | -0.89 | +1.50 |
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 |
|---|---|---|---|---|---|---|---|
| +12.6 | Round 6 | 🇨🇱 CHILE | 9 | 3NT | ♠2 | -4 | +14 |
| +10.5 | Round 7 | 🇸🇪 SWEDEN | 6 | 2♥x | ♠A | -3 | +12 |
| +9.8 | Round 18 | 🇩🇪 GERMANY | 7 | 6♦ | ♠A | = | +0 |
| +8.9 | Round 1 | 🇵🇱 POLAND | 12 | 3NT | ♥3 | +1 | +11 |
| +8.3 | Round 1 | 🇵🇱 POLAND | 6 | 3NT | ♣10 | -1 | +12 |
| +8.0 | Round 2 | 🇨🇦 CANADA | 9 | 4♠ | ♠3 | -1 | +13 |
| +7.8 | Round 6 | 🇨🇱 CHILE | 1 | 3NT | ♦8 | -3 | +11 |
| +7.5 | Round 2 | 🇨🇦 CANADA | 7 | 4♠ | ♣7 | -1 | +12 |
| +6.5 | Round 6 | 🇨🇱 CHILE | 4 | 4♠ | ♣9 | +1 | +0 |
| +6.5 | Round 6 | 🇨🇱 CHILE | 7 | 3♠ | ♦10 | +1 | +7 |
| +5.6 | Round 18 | 🇩🇪 GERMANY | 9 | 3♠ | ♣2 | -2 | +7 |
| +5.5 | Round 4 | 🇳🇱 NETHERLANDS | 6 | 4♠ | ♣10 | -2 | +8 |
| +5.3 | Round 17 | 🇧🇬 BULGARIA | 14 | 3NT | ♦2 | = | +0 |
| +5.2 | Round 6 | 🇨🇱 CHILE | 12 | 3NT | ♣2 | -2 | +11 |
| +4.6 | Round 6 | 🇨🇱 CHILE | 13 | 4♥ | ♥3 | -2 | +7 |
| +4.4 | Round 7 | 🇸🇪 SWEDEN | 7 | 3♥ | ♣2 | = | +0 |
| +3.8 | Round 6 | 🇨🇱 CHILE | 14 | 3♣ | ♠J | +1 | +7 |
| +3.7 | Round 4 | 🇳🇱 NETHERLANDS | 3 | 4♠ | ♣8 | = | +0 |
| +3.6 | Round 10 | 🇮🇹 ITALY | 7 | 2♠ | ♥7 | -1 | +0 |
| +3.6 | Round 18 | 🇩🇪 GERMANY | 11 | 3♥ | ♠A | +1 | +6 |
| +3.5 | Round 4 | 🇳🇱 NETHERLANDS | 8 | 2♥ | ♣8 | +1 | +7 |
| +3.3 | Round 17 | 🇧🇬 BULGARIA | 12 | 2♠ | ♦7 | +1 | +6 |
| +3.2 | Round 6 | 🇨🇱 CHILE | 3 | 3♦ | ♥J | +1 | +0 |
| +3.2 | Round 17 | 🇧🇬 BULGARIA | 3 | 6NT | ♦10 | = | -11 |
| +3.0 | Round 1 | 🇵🇱 POLAND | 10 | 4♥ | ♠A | = | +0 |
| +2.9 | Round 2 | 🇨🇦 CANADA | 10 | 4♥ | ♠K | -1 | +6 |
| +2.5 | Round 10 | 🇮🇹 ITALY | 12 | 4♠ | ♦2 | +1 | +0 |
| +2.2 | Round 7 | 🇸🇪 SWEDEN | 12 | 3♥ | ♦5 | +1 | +2 |
| +2.0 | Round 10 | 🇮🇹 ITALY | 1 | 4♥ | ♦A | = | +8 |
| +1.9 | Round 2 | 🇨🇦 CANADA | 13 | 2♠ | ♠6 | = | +6 |
| +1.8 | Round 6 | 🇨🇱 CHILE | 2 | 1NT | ♠2 | = | +1 |
| +1.7 | Round 1 | 🇵🇱 POLAND | 13 | 3NT | ♦5 | -1 | +12 |
| +1.7 | Round 4 | 🇳🇱 NETHERLANDS | 11 | 4♥ | ♦3 | +1 | +1 |
| +1.7 | Round 10 | 🇮🇹 ITALY | 5 | 2♥ | ♥Q | = | -1 |
| +1.6 | Round 10 | 🇮🇹 ITALY | 8 | 4♥ | ♠10 | = | +0 |
| +1.5 | Round 1 | 🇵🇱 POLAND | 1 | 4♥ | ♠5 | -1 | +4 |
| +1.3 | Round 1 | 🇵🇱 POLAND | 4 | 4♠ | ♦3 | = | -1 |
| +1.3 | Round 2 | 🇨🇦 CANADA | 12 | 1NT | ♠4 | -1 | +4 |
| +1.2 | Round 4 | 🇳🇱 NETHERLANDS | 9 | 5♠ | ♥6 | +1 | +13 |
| +1.2 | Round 18 | 🇩🇪 GERMANY | 8 | 6♠ | ♦J | +1 | +11 |
| +1.1 | Round 10 | 🇮🇹 ITALY | 3 | 2♠ | ♦A | = | +0 |
| +0.9 | Round 1 | 🇵🇱 POLAND | 7 | 4♥ | ♣7 | +1 | +0 |
| +0.9 | Round 2 | 🇨🇦 CANADA | 6 | 3NT | ♣3 | = | -1 |
| +0.8 | Round 1 | 🇵🇱 POLAND | 2 | 1♦ | ♥A | +1 | +8 |
| +0.7 | Round 10 | 🇮🇹 ITALY | 6 | 1♠ | ♣5 | = | +0 |
| +0.5 | Round 10 | 🇮🇹 ITALY | 13 | 4♣ | ♦8 | +1 | -10 |
| +0.4 | Round 17 | 🇧🇬 BULGARIA | 1 | 3NT | ♦4 | = | -1 |
| +0.4 | Round 18 | 🇩🇪 GERMANY | 12 | 4♠ | ♥4 | -2 | +6 |
| +0.1 | Round 6 | 🇨🇱 CHILE | 11 | 4♠ | ♦8 | = | +0 |
| +0.0 | Round 2 | 🇨🇦 CANADA | 4 | 2♠ | ♣2 | = | -10 |
| -0.2 | Round 2 | 🇨🇦 CANADA | 3 | 4♠ | ♥K | = | -1 |
| -0.3 | Round 10 | 🇮🇹 ITALY | 11 | 1NT | ♥2 | = | +0 |
| -0.3 | Round 17 | 🇧🇬 BULGARIA | 7 | 4♠ | ♦A | -1 | -1 |
| -0.4 | Round 2 | 🇨🇦 CANADA | 8 | 4♥ | ♣5 | +1 | +0 |
| -0.4 | Round 7 | 🇸🇪 SWEDEN | 10 | 4♠ | ♥Q | -1 | +6 |
| -0.4 | Round 10 | 🇮🇹 ITALY | 4 | 1NT | ♦2 | = | +2 |
| -0.5 | Round 10 | 🇮🇹 ITALY | 2 | 3♥ | ♦A | -1 | -10 |
| -0.6 | Round 18 | 🇩🇪 GERMANY | 14 | 2NT | ♣7 | -1 | +4 |
| -0.7 | Round 17 | 🇧🇬 BULGARIA | 9 | 1NT | ♣5 | -2 | +1 |
| -0.7 | Round 17 | 🇧🇬 BULGARIA | 10 | 4♠ | ♦3 | +1 | +0 |
| -0.9 | Round 4 | 🇳🇱 NETHERLANDS | 12 | 4♥ | ♠10 | +1 | +0 |
| -0.9 | Round 7 | 🇸🇪 SWEDEN | 4 | 4♠ | ♦6 | +1 | +0 |
| -0.9 | Round 18 | 🇩🇪 GERMANY | 5 | 3NT | ♠2 | = | -1 |
| -1.0 | Round 7 | 🇸🇪 SWEDEN | 13 | 2♥ | ♥2 | +1 | +0 |
| -1.2 | Round 1 | 🇵🇱 POLAND | 9 | 2♦ | ♥K | +3 | -6 |
| -1.3 | Round 10 | 🇮🇹 ITALY | 14 | 3NT | ♦10 | = | -2 |
| -1.5 | Round 1 | 🇵🇱 POLAND | 8 | 4♠ | ♠7 | +3 | -2 |
| -1.6 | Round 7 | 🇸🇪 SWEDEN | 2 | 2♥ | ♦A | = | -1 |
| -1.6 | Round 17 | 🇧🇬 BULGARIA | 6 | 3NT | ♦2 | -1 | +5 |
| -1.7 | Round 4 | 🇳🇱 NETHERLANDS | 5 | 3♥ | ♣10 | +2 | -3 |
| -1.8 | Round 4 | 🇳🇱 NETHERLANDS | 2 | 1NT | ♣4 | -1 | -2 |
| -1.8 | Round 10 | 🇮🇹 ITALY | 9 | 4♦ | ♥A | -2 | -6 |
| -1.8 | Round 10 | 🇮🇹 ITALY | 10 | 2♠ | ♦A | = | +0 |
| -2.0 | Round 6 | 🇨🇱 CHILE | 8 | 4♠ | ♥Q | = | +0 |
| -2.0 | Round 17 | 🇧🇬 BULGARIA | 5 | 3NT | ♥Q | -1 | -12 |
| -2.1 | Round 1 | 🇵🇱 POLAND | 11 | 3NT | ♦4 | +2 | +0 |
| -2.1 | Round 18 | 🇩🇪 GERMANY | 6 | 1NT | ♠4 | +1 | +1 |
| -2.3 | Round 2 | 🇨🇦 CANADA | 11 | 1NT | ♠5 | -2 | +0 |
| -2.3 | Round 7 | 🇸🇪 SWEDEN | 9 | 4♣x | ♦6 | -1 | +0 |
| -2.7 | Round 2 | 🇨🇦 CANADA | 5 | 4♥ | ♣9 | -2 | -2 |
| -2.7 | Round 4 | 🇳🇱 NETHERLANDS | 7 | 3NT | ♣3 | -2 | -8 |
| -2.7 | Round 18 | 🇩🇪 GERMANY | 1 | 2NT | ♣A | -1 | -4 |
| -3.0 | Round 6 | 🇨🇱 CHILE | 5 | 3NT | ♥A | = | +2 |
| -3.1 | Round 2 | 🇨🇦 CANADA | 1 | 2♥ | ♠K | +1 | +0 |
| -3.3 | Round 18 | 🇩🇪 GERMANY | 2 | 2♠ | ♥7 | +1 | +0 |
| -3.5 | Round 1 | 🇵🇱 POLAND | 3 | 2♥ | ♠3 | +1 | -7 |
| -3.5 | Round 2 | 🇨🇦 CANADA | 14 | 3NT | ♠5 | -2 | -6 |
| -3.5 | Round 4 | 🇳🇱 NETHERLANDS | 13 | 4♥ | ♣A | = | -3 |
| -3.5 | Round 17 | 🇧🇬 BULGARIA | 13 | 2♦x | ♣Q | = | -8 |
| -3.6 | Round 1 | 🇵🇱 POLAND | 5 | 3NT | ♥Q | +3 | -2 |
| -3.6 | Round 7 | 🇸🇪 SWEDEN | 1 | 4♥ | ♠3 | -1 | -8 |
| -3.6 | Round 18 | 🇩🇪 GERMANY | 3 | 1NT | ♥2 | -3 | -2 |
| -4.0 | Round 1 | 🇵🇱 POLAND | 14 | 2♠ | ♣J | = | -11 |
| -4.0 | Round 7 | 🇸🇪 SWEDEN | 3 | 3♥ | ♦A | -1 | -10 |
| -4.8 | Round 17 | 🇧🇬 BULGARIA | 2 | 6♥ | ♦7 | = | +0 |
| -5.0 | Round 4 | 🇳🇱 NETHERLANDS | 14 | 3NT | ♥J | = | +0 |
| -5.0 | Round 7 | 🇸🇪 SWEDEN | 5 | 2NT | ♥J | -3 | -4 |
| -5.1 | Round 7 | 🇸🇪 SWEDEN | 8 | 5♠ | ♦K | +1 | -14 |
| -5.1 | Round 18 | 🇩🇪 GERMANY | 10 | 5♦ | ♣8 | -3 | -4 |
| -5.3 | Round 4 | 🇳🇱 NETHERLANDS | 1 | 2♠x | ♣K | -3 | -3 |
| -5.4 | Round 6 | 🇨🇱 CHILE | 6 | 3NT | ♠Q | +1 | -4 |
| -5.4 | Round 7 | 🇸🇪 SWEDEN | 11 | 2♠x | ♦K | -1 | -7 |
| -6.1 | Round 18 | 🇩🇪 GERMANY | 4 | 4♠ | ♦K | -1 | -3 |
| -6.4 | Round 6 | 🇨🇱 CHILE | 10 | 3NT | ♠8 | +1 | -1 |
| -8.7 | Round 18 | 🇩🇪 GERMANY | 13 | 7♥ | ♠K | = | +0 |
| -8.9 | Round 7 | 🇸🇪 SWEDEN | 14 | 3NT | ♥7 | = | -7 |
| -9.2 | Round 4 | 🇳🇱 NETHERLANDS | 10 | 3NTx | ♠K | -1 | -13 |
| -9.3 | Round 17 | 🇧🇬 BULGARIA | 11 | 6♣ | ♣3 | +1 | -1 |
| -10.2 | Round 17 | 🇧🇬 BULGARIA | 8 | 4♠x | ♥K | = | -12 |
| -10.5 | Round 2 | 🇨🇦 CANADA | 2 | 4♥ | ♦Q | -1 | -13 |
| -12.3 | Round 4 | 🇳🇱 NETHERLANDS | 4 | 7♣x | ♥6 | = | -17 |
| -13.9 | Round 17 | 🇧🇬 BULGARIA | 4 | 7♦x | ♣A | -2 | -15 |