WOLPERT Darren · CANADA
17rank
+13.8Butler · 96 bds
+0.14per board
±5.1swing
+0.14vs par /bd · #11/18
+0.15adjusted /bd
by round
vs par split: bidding -0.13 · play +0.22
Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted +0.15/bd
Card play — on target: opening leads 90.9% #2 of 18 · declarer play 73.3% #11 of 18 · defence 86.7% #7 of 18
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (4) | 88.9% (18) |
| Declarer play | 72.7% (11) | 73.7% (19) |
| Defence | 81.8% (11) | 88.2% (34) |
Opening leads by suit led: ♠ 80.0% (5) · ♥ 85.7% (7) · ♦ 100.0% (5) · ♣ 100.0% (5)
vs par by strain: NT -1.36 (25) · a suit +0.61 (70)
vs par by level: part-score -0.13 (23) · game -0.06 (66) · slam +2.67 (6)
By role: declaring -0.23/bd (-2.66 vs par · 50) · defending +0.52/bd (+3.16 vs par · 45)
By vulnerability: vulnerable +0.54/bd (-0.19 vs par · 48) · not vulnerable -0.26/bd (+0.46 vs par · 48)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | H.Wolpert | P.Bogacki – V.Sauvage | Closed | 16 | +23.5 | +1.47 | +2.12 |
| Semifinal | H.Wolpert | Z.Zhuang – W.Wang | Closed | 16 | -0.3 | -0.02 | -0.31 |
| Semifinal | H.Wolpert | J.Dai – L.Wang | Open | 16 | +21.0 | +1.31 | +1.88 |
| Final | H.Wolpert | J.Pszczola – M.Wortel | Closed | 16 | +7.6 | +0.47 | -1.00 |
| Final | H.Wolpert | R.Milner – G.Olivieri | Closed | 16 | -12.0 | -0.75 | +0.31 |
| Final | H.Wolpert | J.Pszczola – M.Wortel | Closed | 16 | -26.0 | -1.62 | -2.19 |
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 |
|---|---|---|---|---|---|---|---|
| +13.7 | Semifinal | SAIC RED | 34 | 6♠x | ♣8 | -6 | +13 |
| +10.9 | Quarterfinal | SHAPOUR | 18 | 3♦x | ♥6 | -3 | +12 |
| +10.4 | Quarterfinal | SHAPOUR | 20 | 4♠ | ♦3 | = | +10 |
| +10.0 | Final | MILNER | 49 | 3NT | ♣8 | -1 | +10 |
| +9.0 | Semifinal | SAIC RED | 42 | 5♠x | ♦T | +1 | +9 |
| +8.7 | Semifinal | SAIC RED | 21 | 4♠ | ♣Q | +2 | +13 |
| +8.3 | Final | MILNER | 39 | 3♠ | ♠A | -1 | +11 |
| +8.0 | Final | MILNER | 44 | 4♠ | ♥J | = | +0 |
| +8.0 | Final | MILNER | 54 | 6♣ | ♠K | -2 | +16 |
| +7.6 | Quarterfinal | SHAPOUR | 17 | 4♠ | ♥3 | -3 | +11 |
| +7.0 | Final | MILNER | 77 | 3NT | ♥5 | -2 | +2 |
| +6.7 | Semifinal | SAIC RED | 30 | 5♠ | ♦K | -1 | +4 |
| +6.7 | Semifinal | SAIC RED | 43 | 6♠ | ♦A | = | -11 |
| +6.0 | Final | MILNER | 48 | 2♠ | ♥5 | +1 | +0 |
| +5.1 | Quarterfinal | SHAPOUR | 19 | 3NT | ♦2 | -4 | +3 |
| +5.1 | Quarterfinal | SHAPOUR | 30 | 4♠ | ♣K | -1 | -2 |
| +5.0 | Final | MILNER | 68 | 2♣ | ♣5 | +2 | +0 |
| +4.3 | Semifinal | SAIC RED | 32 | 3NT | ♦K | +1 | -12 |
| +3.6 | Quarterfinal | SHAPOUR | 28 | 3♠ | ♥3 | -1 | +5 |
| +3.0 | Semifinal | SAIC RED | 35 | 3NT | ♥J | -2 | +7 |
| +2.4 | Quarterfinal | SHAPOUR | 23 | 4♠ | ♦K | +3 | -12 |
| +2.0 | Semifinal | SAIC RED | 19 | 4♥ | ♦K | -2 | +6 |
| +2.0 | Semifinal | SAIC RED | 44 | 1NT | ♥5 | +1 | -1 |
| +2.0 | Semifinal | SAIC RED | 47 | 2♠ | ♦K | -2 | +11 |
| +2.0 | Final | MILNER | 51 | 3NT | ♦2 | -1 | -5 |
| +2.0 | Final | MILNER | 72 | 3♥ | ♣A | -1 | -4 |
| +1.7 | Semifinal | SAIC RED | 37 | Pass | +4 | ||
| +1.7 | Final | MILNER | 33 | 3♠ | ♥T | -1 | -2 |
| +1.3 | Final | MILNER | 47 | 1NT | ♣J | = | +0 |
| +1.0 | Final | MILNER | 46 | 4♥ | ♣A | +1 | +0 |
| +1.0 | Final | MILNER | 50 | 4♥ | ♠A | +1 | +0 |
| +1.0 | Final | MILNER | 70 | 4♥ | ♦Q | +1 | +0 |
| +1.0 | Final | MILNER | 73 | 3NT | ♦6 | +3 | +2 |
| +0.3 | Semifinal | SAIC RED | 39 | 4♠ | ♥A | = | +0 |
| +0.3 | Semifinal | SAIC RED | 46 | 3NT | ♣J | = | +1 |
| -0.0 | Quarterfinal | SHAPOUR | 24 | 4♥ | ♦7 | = | +0 |
| -0.0 | Semifinal | SAIC RED | 18 | 6♥ | ♦A | = | +0 |
| -0.0 | Semifinal | SAIC RED | 24 | 2♥ | ♦Q | +1 | +0 |
| -0.0 | Semifinal | SAIC RED | 25 | 4♥ | ♦J | = | +1 |
| -0.0 | Semifinal | SAIC RED | 28 | 3NT | ♦T | = | +2 |
| -0.0 | Semifinal | SAIC RED | 31 | 4♠ | ♦T | +1 | +13 |
| +0.0 | Semifinal | SAIC RED | 45 | 5♥ | ♠K | = | +13 |
| +0.0 | Final | MILNER | 36 | 3NT | ♠5 | +1 | -12 |
| +0.0 | Final | MILNER | 38 | 4♠ | ♣2 | -1 | +6 |
| +0.0 | Final | MILNER | 41 | 4♠ | ♥T | = | +0 |
| +0.0 | Final | MILNER | 42 | 4♠ | ♥4 | +1 | +0 |
| +0.0 | Final | MILNER | 43 | 4♠ | ♥2 | = | +0 |
| +0.0 | Final | MILNER | 52 | 4♠ | ♦4 | +2 | -13 |
| +0.0 | Final | MILNER | 53 | 1NT | ♠T | = | -2 |
| +0.0 | Final | MILNER | 58 | 4♥ | ♣4 | = | +10 |
| +0.0 | Final | MILNER | 61 | 1NT | ♦T | -1 | +0 |
| +0.0 | Final | MILNER | 63 | 4♥ | ♠5 | +1 | +0 |
| +0.0 | Final | MILNER | 66 | 4♠ | ♥2 | = | -1 |
| +0.0 | Final | MILNER | 67 | 4♠ | ♣Q | = | +0 |
| +0.0 | Final | MILNER | 69 | 6♠ | ♣A | = | +1 |
| +0.0 | Final | MILNER | 74 | 4♠ | ♥T | = | +0 |
| +0.0 | Final | MILNER | 79 | 3♦ | ♣T | -1 | -6 |
| -0.3 | Semifinal | SAIC RED | 27 | 4♠ | ♣K | = | -1 |
| -0.3 | Semifinal | SAIC RED | 40 | 5♦ | ♥K | = | -11 |
| -0.3 | Semifinal | SAIC RED | 48 | 3NT | ♣7 | = | -1 |
| -0.7 | Quarterfinal | SHAPOUR | 29 | 4♠ | ♥A | = | +0 |
| -0.7 | Semifinal | SAIC RED | 36 | 3NT | ♥J | +3 | -13 |
| -0.7 | Semifinal | SAIC RED | 38 | 4♥ | ♦A | = | +14 |
| -0.7 | Final | MILNER | 45 | 3NT | ♠T | +2 | -1 |
| -0.9 | Quarterfinal | SHAPOUR | 27 | 3NT | ♥4 | = | +11 |
| -1.0 | Quarterfinal | SHAPOUR | 31 | 4♠ | ♥2 | -1 | -5 |
| -1.0 | Semifinal | SAIC RED | 23 | 4♥ | ♥2 | -2 | -8 |
| -1.0 | Semifinal | SAIC RED | 33 | 3NT | ♠9 | +3 | -2 |
| -1.0 | Final | MILNER | 56 | 4♠ | ♥T | = | -1 |
| -1.0 | Final | MILNER | 59 | 3NT | ♠2 | = | -1 |
| -1.0 | Final | MILNER | 60 | 2♠ | ♣2 | +1 | -1 |
| -1.0 | Final | MILNER | 64 | 3NT | ♥4 | = | +0 |
| -1.0 | Final | MILNER | 65 | 5♦ | ♠J | +1 | +2 |
| -1.6 | Quarterfinal | SHAPOUR | 26 | 5♠ | ♦2 | +1 | +13 |
| -1.7 | Semifinal | SAIC RED | 20 | 2♥ | ♣3 | -1 | -6 |
| -2.0 | Semifinal | SAIC RED | 22 | 5♦ | ♠A | = | +0 |
| -2.0 | Final | MILNER | 34 | 4♦ | ♥A | -1 | -2 |
| -2.0 | Final | MILNER | 76 | 3♦ | ♠9 | -1 | -3 |
| -2.4 | Quarterfinal | SHAPOUR | 32 | 2♥ | ♦2 | = | +0 |
| -3.6 | Quarterfinal | SHAPOUR | 25 | 4♥ | ♠6 | +1 | +11 |
| -3.7 | Quarterfinal | SHAPOUR | 22 | 4♠ | ♣Q | +2 | -13 |
| -4.0 | Semifinal | SAIC RED | 29 | 2♦ | ♦9 | = | -6 |
| -4.0 | Final | MILNER | 37 | 2♥ | ♣4 | = | -6 |
| -4.3 | Final | MILNER | 40 | 4♥ | ♣A | -1 | -10 |
| -6.0 | Final | MILNER | 78 | 4♥ | ♠4 | = | +0 |
| -6.3 | Semifinal | SAIC RED | 26 | 2♠ | ♣2 | -3 | -5 |
| -6.7 | Semifinal | SAIC RED | 17 | 5♥ | ♣K | -1 | -6 |
| -7.7 | Quarterfinal | SHAPOUR | 21 | 4♠ | ♥J | -1 | -10 |
| -7.7 | Final | MILNER | 35 | 3NT | ♠K | = | +0 |
| -8.0 | Final | MILNER | 55 | 4♣ | ♠K | +1 | +2 |
| -10.0 | Final | MILNER | 62 | 4♠ | ♦A | -1 | -5 |
| -10.0 | Final | MILNER | 80 | 3NT | ♣5 | +1 | -11 |
| -11.0 | Final | MILNER | 57 | 3NT | ♥Q | -2 | -5 |
| -11.0 | Final | MILNER | 75 | 4♠ | ♠6 | +2 | -11 |
| -12.0 | Final | MILNER | 71 | 3NT | ♦J | -1 | -6 |
| -14.7 | Semifinal | SAIC RED | 41 | 6♦x | ♠7 | = | -3 |