🇨🇦 WOLPERT Darren · CANADA
30rank
-21.5Butler · 80 bds
-0.27per board
±5.0swing
-1.16vs par /bd
-0.23adjusted /bd
by round
vs par split: bidding -0.92 · play -0.27
Strength of schedule: opponents averaged +0.04/bd (an average draw) → opponent-adjusted -0.23/bd
Card play — on target: opening leads 86.4% · declarer play 80.0% · defence 87.8%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 87.5% (8) | 85.7% (14) |
| Declarer play | 66.7% (3) | 83.3% (12) |
| Defence | 88.9% (9) | 87.5% (32) |
Opening leads by suit led: ♠ 83.3% (6) · ♥ 100.0% (5) · ♦ 100.0% (4) · ♣ 71.4% (7)
vs par by strain: NT -1.90 (20) · a suit -0.92 (60)
vs par by level: part-score -2.38 (24) · game -0.92 (49) · slam +1.29 (7)
By role: declaring -0.22/bd (-2.90 vs par · 38) · defending -0.31/bd (+0.41 vs par · 42)
By vulnerability: vulnerable +0.13/bd (-1.07 vs par · 40) · not vulnerable -0.67/bd (-1.25 vs par · 40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | D.Korbel | R.Levin – S.Weinstein | Closed | 16 | -20.4 | -1.27 | -1.44 |
| Quarterfinal | D.Korbel | J.Kranyak – G.Wolpert | Closed | 16 | -5.4 | -0.34 | -1.12 |
| Quarterfinal | D.Korbel | R.Levin – S.Weinstein | Open | 16 | +10.9 | +0.68 | -0.50 |
| Quarterfinal | D.Korbel | R.Levin – S.Weinstein | Open | 16 | -30.0 | -1.88 | -1.62 |
| Quarterfinal | D.Korbel | R.Levin – S.Weinstein | Open | 16 | +23.4 | +1.46 | -1.12 |
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 |
|---|---|---|---|---|---|---|---|
| +12.0 | Quarterfinal | 🇺🇸 USA1 | 90 | 5♥x | ♠Q | -1 | +13 |
| +10.6 | Quarterfinal | 🇺🇸 USA1 | 28 | 4♥x | ♣K | -4 | +12 |
| +10.0 | Quarterfinal | 🇺🇸 USA1 | 67 | 3NT | ♣3 | -1 | +10 |
| +9.3 | Quarterfinal | 🇺🇸 USA1 | 26 | 6♦ | ♣A | = | +0 |
| +9.3 | Quarterfinal | 🇺🇸 USA1 | 83 | 3NT | ♦4 | +1 | +10 |
| +9.0 | Quarterfinal | 🇺🇸 USA1 | 82 | 5♣x | ♦K | -2 | +12 |
| +8.3 | Quarterfinal | 🇺🇸 USA1 | 62 | 6♣ | ♠Q | -1 | +14 |
| +6.7 | Quarterfinal | 🇺🇸 USA1 | 84 | 6♣ | ♥9 | = | -2 |
| +6.6 | Quarterfinal | 🇺🇸 USA1 | 17 | 3NT | ♠J | = | +7 |
| +6.1 | Quarterfinal | 🇺🇸 USA1 | 58 | 4♥ | ♦4 | = | +1 |
| +4.9 | Quarterfinal | 🇺🇸 USA1 | 29 | 4♥ | ♠T | = | +0 |
| +4.6 | Quarterfinal | 🇺🇸 USA1 | 27 | 6♣ | ♣2 | -1 | +11 |
| +4.1 | Quarterfinal | 🇺🇸 USA1 | 18 | 4♥ | ♦T | = | +0 |
| +3.7 | Quarterfinal | 🇺🇸 USA1 | 89 | 4♥ | ♦J | = | +0 |
| +3.1 | Quarterfinal | 🇺🇸 USA1 | 5 | 7♥ | ♠K | = | +3 |
| +2.3 | Quarterfinal | 🇺🇸 USA1 | 52 | 2NT | ♥2 | -4 | -6 |
| +2.3 | Quarterfinal | 🇺🇸 USA1 | 78 | 4♥ | ♥6 | +1 | +0 |
| +2.1 | Quarterfinal | 🇺🇸 USA1 | 73 | 3NT | ♠Q | -1 | -2 |
| +2.0 | Quarterfinal | 🇺🇸 USA1 | 7 | 3♥ | ♠Q | -1 | -1 |
| +2.0 | Quarterfinal | 🇺🇸 USA1 | 10 | 4♠ | ♦Q | -1 | +5 |
| +2.0 | Quarterfinal | 🇺🇸 USA1 | 59 | 3NT | ♦5 | = | +0 |
| +2.0 | Quarterfinal | 🇺🇸 USA1 | 95 | 2♠ | ♣J | = | -6 |
| +1.9 | Quarterfinal | 🇺🇸 USA1 | 9 | 1NT | -3 | +1 | |
| +1.7 | Quarterfinal | 🇺🇸 USA1 | 94 | 3♦ | ♥4 | = | +0 |
| +1.6 | Quarterfinal | 🇺🇸 USA1 | 32 | 3♣ | ♦Q | +1 | +7 |
| +1.6 | Quarterfinal | 🇺🇸 USA1 | 54 | 3NT | ♠J | = | +0 |
| +1.6 | Quarterfinal | 🇺🇸 USA1 | 72 | 4♥ | ♣Q | +2 | +1 |
| +1.3 | Quarterfinal | 🇺🇸 USA1 | 56 | 3♦ | ♠K | = | +0 |
| +0.9 | Quarterfinal | 🇺🇸 USA1 | 57 | 5♦ | ♣K | -1 | -5 |
| +0.9 | Quarterfinal | 🇺🇸 USA1 | 70 | 1♥ | ♦Q | -1 | -2 |
| +0.7 | Quarterfinal | 🇺🇸 USA1 | 1 | 3NT | ♦2 | = | +0 |
| +0.7 | Quarterfinal | 🇺🇸 USA1 | 12 | 3NT | ♣2 | = | +0 |
| +0.7 | Quarterfinal | 🇺🇸 USA1 | 49 | 4♠ | ♦4 | +1 | +10 |
| +0.7 | Quarterfinal | 🇺🇸 USA1 | 75 | 3♣ | ♣2 | -1 | -9 |
| +0.7 | Quarterfinal | 🇺🇸 USA1 | 85 | 3NT | ♥9 | +2 | -10 |
| +0.6 | Quarterfinal | 🇺🇸 USA1 | 80 | 4♠ | ♥9 | +1 | +4 |
| -0.0 | Quarterfinal | 🇺🇸 USA1 | 20 | 4♠ | ♣Q | +1 | +0 |
| -0.0 | Quarterfinal | 🇺🇸 USA1 | 51 | 4♥ | ♣A | +1 | +0 |
| -0.0 | Quarterfinal | 🇺🇸 USA1 | 93 | 4♠ | ♥2 | -1 | -5 |
| -0.1 | Quarterfinal | 🇺🇸 USA1 | 30 | 3NT | ♣4 | +1 | -11 |
| -0.3 | Quarterfinal | 🇺🇸 USA1 | 50 | 4♠ | ♣9 | +2 | -14 |
| -0.3 | Quarterfinal | 🇺🇸 USA1 | 86 | 1♠ | ♠3 | +2 | +0 |
| -0.4 | Quarterfinal | 🇺🇸 USA1 | 3 | 4♠x | ♦K | -1 | -9 |
| -0.4 | Quarterfinal | 🇺🇸 USA1 | 63 | 4♥ | ♣2 | +1 | +0 |
| -0.7 | Quarterfinal | 🇺🇸 USA1 | 88 | 4♠ | ♦K | = | +0 |
| -0.7 | Quarterfinal | 🇺🇸 USA1 | 92 | 4♠ | ♦5 | +1 | -11 |
| -1.0 | Quarterfinal | 🇺🇸 USA1 | 55 | 4♥ | ♠A | +1 | +12 |
| -1.0 | Quarterfinal | 🇺🇸 USA1 | 60 | 1NT | ♥5 | -1 | -4 |
| -1.0 | Quarterfinal | 🇺🇸 USA1 | 68 | 3♦ | ♥K | +1 | -1 |
| -1.3 | Quarterfinal | 🇺🇸 USA1 | 8 | 4♠ | ♣Q | = | +0 |
| -1.3 | Quarterfinal | 🇺🇸 USA1 | 11 | 3♦ | ♠6 | = | +0 |
| -1.3 | Quarterfinal | 🇺🇸 USA1 | 14 | 2♦ | ♣A | +1 | +0 |
| -1.3 | Quarterfinal | 🇺🇸 USA1 | 25 | 4♥ | ♣3 | +1 | +0 |
| -1.6 | Quarterfinal | 🇺🇸 USA1 | 16 | 4♥ | ♠6 | +1 | +0 |
| -1.6 | Quarterfinal | 🇺🇸 USA1 | 64 | 3♦ | ♠Q | -2 | -11 |
| -1.7 | Quarterfinal | 🇺🇸 USA1 | 77 | 4♠ | ♥A | +1 | -1 |
| -1.7 | Quarterfinal | 🇺🇸 USA1 | 96 | 1NT | ♥4 | = | +0 |
| -2.1 | Quarterfinal | 🇺🇸 USA1 | 65 | 2♠ | ♣9 | = | +0 |
| -2.3 | Quarterfinal | 🇺🇸 USA1 | 21 | 3♣ | ♥A | -2 | +0 |
| -2.6 | Quarterfinal | 🇺🇸 USA1 | 6 | 3♣ | ♦K | = | +0 |
| -3.3 | Quarterfinal | 🇺🇸 USA1 | 53 | 4♠ | ♣3 | -2 | -5 |
| -3.4 | Quarterfinal | 🇺🇸 USA1 | 71 | 2♥ | ♠J | +2 | -1 |
| -3.7 | Quarterfinal | 🇺🇸 USA1 | 4 | 5♠ | ♦T | = | +0 |
| -3.7 | Quarterfinal | 🇺🇸 USA1 | 87 | 3NT | ♥3 | -2 | -8 |
| -4.3 | Quarterfinal | 🇺🇸 USA1 | 2 | 3NT | ♥3 | = | +0 |
| -4.7 | Quarterfinal | 🇺🇸 USA1 | 61 | 5♥x | ♠K | -1 | +0 |
| -5.1 | Quarterfinal | 🇺🇸 USA1 | 22 | 4♠ | ♣J | -1 | -5 |
| -6.0 | Quarterfinal | 🇺🇸 USA1 | 15 | 4♠ | ♦7 | +2 | -11 |
| -6.3 | Quarterfinal | 🇺🇸 USA1 | 66 | 4♠ | ♥8 | +2 | -11 |
| -7.1 | Quarterfinal | 🇺🇸 USA1 | 31 | 3NT | ♥9 | +1 | +0 |
| -7.1 | Quarterfinal | 🇺🇸 USA1 | 79 | 4♠ | ♦K | -1 | -10 |
| -7.3 | Quarterfinal | 🇺🇸 USA1 | 81 | 6♠ | ♥A | = | +0 |
| -7.3 | Quarterfinal | 🇺🇸 USA1 | 91 | 3NT | ♠J | -1 | -11 |
| -8.0 | Quarterfinal | 🇺🇸 USA1 | 76 | 2♥x | ♠A | -5 | +8 |
| -8.3 | Quarterfinal | 🇺🇸 USA1 | 13 | 1NT | ♠5 | -1 | -11 |
| -8.9 | Quarterfinal | 🇺🇸 USA1 | 74 | 3♦ | ♠A | -3 | -9 |
| -9.6 | Quarterfinal | 🇺🇸 USA1 | 24 | 2♠x | ♦K | -5 | -12 |
| -9.7 | Quarterfinal | 🇺🇸 USA1 | 69 | 3NT | ♦Q | = | -3 |
| -10.3 | Quarterfinal | 🇺🇸 USA1 | 23 | 5♦ | ♣9 | = | -10 |
| -11.3 | Quarterfinal | 🇺🇸 USA1 | 19 | 7♦x | ♥K | -3 | -17 |