HOFFMAN David · HOFFMAN
9rank
+109.9Butler · 99 bds
+1.11per board
±3.9swing
+1.53vs par /bd · #10/672
+1.30adjusted /bd
by round
vs par split: bidding +1.09 · play +0.84
Strength of schedule: opponents averaged +0.19/bd (a tough draw) → opponent-adjusted +1.30/bd
Card play — on target: opening leads 93.3% #46 of 671 · declarer play 80.0% #258 of 671 · defence 87.2% #254 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 93.3% (15) |
| Declarer play | · | 80.0% (15) |
| Defence | · | 87.2% (39) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 100.0% (4) · ♦ 100.0% (4) · ♣ 75.0% (4)
vs par by strain: a suit +1.93 (69)
vs par by level: part-score +0.64 (28) · game +1.15 (34) · slam +10.86 (7)
By role: declaring +0.83/bd (-1.36 vs par · 42) · defending +1.31/bd (+3.65 vs par · 57)
By vulnerability: vulnerable +1.00/bd (+0.81 vs par · 54) · not vulnerable +1.24/bd (+2.38 vs par · 45)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | R.Klinger | S.Dong – R.Li | Closed | 9 | +42.7 | +4.74 | +5.89 |
| Round 2 | R.Klinger | A.Budirahardja – R.Effendy | Closed | 10 | -0.2 | -0.02 | -3.60 |
| Round 4 | W.Haughie | S.Morimura – T.Imakura | Closed | 10 | +6.0 | +0.60 | +0.30 |
| Round 5 | R.Klinger | B.Pan – L.Shen | Closed | 10 | +21.5 | +2.15 | +1.30 |
| Round 8 | W.Haughie | G.Stout – J.Miller | Closed | 10 | +16.2 | +1.62 | +2.10 |
| Round 9 | W.Haughie | J.Liang – Y.Zhou | Closed | 10 | +11.0 | +1.10 | +0.50 |
| Round 10 | R.Klinger | J.Lesniczak – T.Gotard | Closed | 10 | -16.7 | -1.67 | -0.60 |
| Round 13 | R.Klinger | M.Rossard – J.Romanowski | Closed | 10 | +33.5 | +3.35 | +6.50 |
| Round 14 | W.Haughie | X.Wang – J.Zhao | Closed | 10 | +8.3 | +0.83 | +3.00 |
| Round 15 | R.Klinger | Z.Yu – Z.Li | Closed | 10 | -12.4 | -1.24 | +0.30 |
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 |
|---|---|---|---|---|---|---|---|
| +11.6 | Round 1 | SHAN FENG | 9 | 6♣ | ♥10 | -1 | +13 |
| +9.6 | Round 4 | NAKAMURA | 1 | 4♠x | ♥6 | -3 | +12 |
| +9.6 | Round 5 | SHANGHAI EPC | 13 | 7♣ | ♥J | -3 | +12 |
| +8.4 | Round 13 | ROSSARSKI | 10 | 3N | ♠2 | = | +10 |
| +8.3 | Round 1 | SHAN FENG | 7 | 3N | ♠J | -2 | +13 |
| +8.2 | Round 1 | SHAN FENG | 8 | 3Nx | ♥10 | -2 | +9 |
| +7.8 | Round 14 | CHINA SMEG | 18 | 4♥ | ♥4 | = | +5 |
| +7.7 | Round 13 | ROSSARSKI | 8 | 6♠ | ♠3 | -2 | +17 |
| +7.5 | Round 1 | SHAN FENG | 3 | 6♣ | ♦A | -1 | +13 |
| +7.1 | Round 9 | ZUOMEICHENG | 22 | 4♠ | ♦6 | = | +5 |
| +6.9 | Round 5 | SHANGHAI EPC | 15 | 6♦ | ♠K | +1 | -2 |
| +6.8 | Round 1 | SHAN FENG | 4 | 3♦ | ♦2 | -2 | +8 |
| +6.7 | Round 4 | NAKAMURA | 6 | 4♠ | ♣10 | -1 | +13 |
| +6.3 | Round 14 | CHINA SMEG | 20 | 2♠ | ♦6 | +3 | +9 |
| +5.6 | Round 8 | GRANT | 12 | 4♠ | ♣Q | -4 | +8 |
| +5.6 | Round 13 | ROSSARSKI | 2 | 3♥ | ♣5 | +1 | +10 |
| +5.3 | Round 8 | GRANT | 11 | 3N | ♥4 | -1 | +8 |
| +4.8 | Round 15 | HUBEI DONGFENG | 30 | 4♥ | ♦10 | = | -2 |
| +4.7 | Round 9 | ZUOMEICHENG | 23 | 2♣ | ♠A | -3 | +5 |
| +4.5 | Round 13 | ROSSARSKI | 6 | 6♣ | ♥6 | -1 | +14 |
| +4.4 | Round 9 | ZUOMEICHENG | 30 | 4♠x | ♥Q | -1 | +6 |
| +4.0 | Round 2 | GABSI | 16 | 2♥ | ♣10 | -2 | +5 |
| +3.8 | Round 8 | GRANT | 18 | 2♠ | ♦6 | -2 | +5 |
| +3.7 | Round 9 | ZUOMEICHENG | 26 | 2N | ♦7 | +2 | +1 |
| +3.6 | Round 13 | ROSSARSKI | 4 | 4♠ | ♣J | = | -1 |
| +3.3 | Round 9 | ZUOMEICHENG | 27 | 3♥ | ♦9 | -2 | +6 |
| +3.2 | Round 5 | SHANGHAI EPC | 19 | 2♥ | ♦6 | +2 | +2 |
| +2.9 | Round 8 | GRANT | 16 | 2♥ | ♦A | -2 | +2 |
| +2.7 | Round 14 | CHINA SMEG | 14 | 4♠ | ♣9 | +1 | +14 |
| +2.6 | Round 5 | SHANGHAI EPC | 11 | 3♥ | ♣9 | -3 | +6 |
| +2.6 | Round 8 | GRANT | 20 | 4♠ | ♦A | = | +0 |
| +2.4 | Round 2 | GABSI | 15 | 4♥ | ♣3 | +2 | +1 |
| +2.3 | Round 5 | SHANGHAI EPC | 17 | 1N | ♠2 | = | -1 |
| +2.2 | Round 2 | GABSI | 13 | 1N | ♠6 | +1 | +6 |
| +2.2 | Round 5 | SHANGHAI EPC | 12 | 2♥ | ♣A | -2 | +2 |
| +2.2 | Round 13 | ROSSARSKI | 1 | 4♠ | ♥Q | +1 | +1 |
| +1.9 | Round 2 | GABSI | 11 | 1N | ♥4 | +1 | +0 |
| +1.9 | Round 8 | GRANT | 15 | 3♥ | ♠4 | = | +0 |
| +1.9 | Round 9 | ZUOMEICHENG | 24 | 4♥ | ♦2 | +1 | -5 |
| +1.7 | Round 10 | GERMANY OPEN | 8 | 2N | ♦9 | = | +5 |
| +1.6 | Round 14 | CHINA SMEG | 12 | 3♠ | ♦10 | -1 | -2 |
| +1.4 | Round 10 | GERMANY OPEN | 6 | 4♠ | ♣A | +1 | +1 |
| +1.3 | Round 13 | ROSSARSKI | 7 | 4♥ | ♠8 | +1 | +0 |
| +1.2 | Round 15 | HUBEI DONGFENG | 23 | 1N | ♥4 | -1 | +5 |
| +1.0 | Round 15 | HUBEI DONGFENG | 29 | 4♠ | ♣A | = | +0 |
| +0.8 | Round 1 | SHAN FENG | 6 | 2♠ | ♦5 | -1 | +0 |
| +0.7 | Round 1 | SHAN FENG | 10 | 4♥ | ♠4 | +1 | +4 |
| +0.5 | Round 14 | CHINA SMEG | 19 | 1N | ♠10 | +1 | +6 |
| +0.5 | Round 15 | HUBEI DONGFENG | 28 | 2♣ | ♠4 | -2 | +2 |
| +0.4 | Round 4 | NAKAMURA | 8 | 2♥ | ♦6 | = | -1 |
| +0.3 | Round 10 | GERMANY OPEN | 5 | 4♠ | ♦6 | +2 | +11 |
| +0.2 | Round 13 | ROSSARSKI | 3 | 3N | ♥5 | +1 | +1 |
| +0.2 | Round 15 | HUBEI DONGFENG | 22 | 4♠ | ♥9 | +1 | +5 |
| +0.0 | Round 13 | ROSSARSKI | 5 | 4♥ | ♠8 | = | +13 |
| +0.0 | Round 13 | ROSSARSKI | 9 | 4♠ | ♥2 | +1 | +0 |
| -0.2 | Round 10 | GERMANY OPEN | 7 | 1N | ♦9 | = | -9 |
| -0.3 | Round 10 | GERMANY OPEN | 3 | 2♥ | ♦K | +1 | +0 |
| -0.5 | Round 5 | SHANGHAI EPC | 16 | 3♦ | ♥2 | = | -1 |
| -0.5 | Round 14 | CHINA SMEG | 17 | 2N | ♥4 | = | +0 |
| -0.6 | Round 1 | SHAN FENG | 1 | 3♠ | ♥8 | -3 | -7 |
| -0.6 | Round 1 | SHAN FENG | 2 | 4♠x | ♦10 | -2 | +0 |
| -0.6 | Round 4 | NAKAMURA | 7 | 1N | ♥2 | +1 | +1 |
| -0.6 | Round 5 | SHANGHAI EPC | 20 | 4♠ | ♣A | = | +1 |
| -0.6 | Round 8 | GRANT | 17 | 3N | ♥8 | = | +6 |
| -0.6 | Round 9 | ZUOMEICHENG | 28 | 3N | ♥9 | +1 | +5 |
| -0.7 | Round 2 | GABSI | 20 | 3N | ♠6 | +2 | -13 |
| -0.7 | Round 15 | HUBEI DONGFENG | 24 | 2N | ♦K | -2 | -5 |
| -0.8 | Round 2 | GABSI | 17 | 4♣ | ♦6 | = | -8 |
| -0.8 | Round 4 | NAKAMURA | 10 | Pass | -3 | ||
| -0.9 | Round 2 | GABSI | 19 | 1N | ♠6 | +1 | +0 |
| -0.9 | Round 4 | NAKAMURA | 2 | 3N | ♣5 | +2 | -1 |
| -0.9 | Round 8 | GRANT | 13 | 4♠ | ♥A | +2 | -7 |
| -1.1 | Round 8 | GRANT | 14 | 2♥ | ♦A | = | +0 |
| -1.3 | Round 4 | NAKAMURA | 9 | 2♠ | ♣8 | -1 | -4 |
| -1.5 | Round 4 | NAKAMURA | 3 | 3N | ♥9 | +1 | +1 |
| -1.5 | Round 14 | CHINA SMEG | 13 | 4♠ | ♣K | +1 | +5 |
| -1.6 | Round 2 | GABSI | 18 | 4♠ | ♥A | -1 | -4 |
| -1.8 | Round 10 | GERMANY OPEN | 1 | 2♦ | ♦8 | -1 | +1 |
| -1.9 | Round 5 | SHANGHAI EPC | 14 | 3♠ | ♣5 | = | -1 |
| -2.1 | Round 15 | HUBEI DONGFENG | 27 | 2♥ | ♠2 | +1 | +0 |
| -2.3 | Round 5 | SHANGHAI EPC | 18 | 4♠ | ♣3 | -1 | -5 |
| -2.4 | Round 14 | CHINA SMEG | 16 | 4♠ | ♣6 | = | +0 |
| -2.7 | Round 4 | NAKAMURA | 4 | 4♦ | ♣K | +1 | -10 |
| -2.7 | Round 14 | CHINA SMEG | 11 | 2♥ | ♣3 | +1 | -6 |
| -2.8 | Round 2 | GABSI | 12 | 4♥ | ♣2 | -1 | -5 |
| -2.9 | Round 4 | NAKAMURA | 5 | 2♥ | ♣7 | = | -5 |
| -3.3 | Round 8 | GRANT | 19 | 2N | ♠J | = | -1 |
| -3.4 | Round 15 | HUBEI DONGFENG | 26 | 1N | ♦5 | = | -6 |
| -3.5 | Round 10 | GERMANY OPEN | 2 | 5♦ | ♥K | = | +0 |
| -3.5 | Round 14 | CHINA SMEG | 15 | 2N | ♣3 | +1 | -1 |
| -3.9 | Round 2 | GABSI | 14 | 5♦ | ♠2 | +2 | -18 |
| -4.3 | Round 9 | ZUOMEICHENG | 21 | 3N | ♣4 | +1 | -5 |
| -4.4 | Round 15 | HUBEI DONGFENG | 21 | 4♠ | ♦4 | -1 | -5 |
| -4.5 | Round 9 | ZUOMEICHENG | 25 | 3N | ♠6 | -2 | -8 |
| -4.5 | Round 10 | GERMANY OPEN | 10 | 4♠ | ♣4 | -1 | -6 |
| -4.6 | Round 10 | GERMANY OPEN | 4 | 1N | ♣7 | +1 | -1 |
| -4.7 | Round 9 | ZUOMEICHENG | 29 | 1N | ♥8 | = | -5 |
| -5.2 | Round 10 | GERMANY OPEN | 9 | 4♥ | ♣A | = | -8 |
| -9.5 | Round 15 | HUBEI DONGFENG | 25 | 6♠ | ♠9 | = | +9 |