ALPERT Claire · ALPERT
97rank
-29.7Butler · 84 bds
-0.35per board
±5.7swing
+0.10vs par /bd
-0.38adjusted /bd
by round
vs par split: bidding +0.60 · play -0.67
Strength of schedule: opponents averaged -0.03/bd (an average draw) → opponent-adjusted -0.38/bd
Card play — on target: opening leads 77.8% · declarer play 62.5% · defence 78.9%
Bidding activity — not a pass: 35.9% (90/251)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 80.0% (5) | 75.0% (4) |
| Declarer play | 66.7% (3) | 60.0% (5) |
| Defence | 62.5% (8) | 90.9% (11) |
Opening leads by suit led: ♠ 66.7% (3) · ♥ 100.0% (4) · ♣ 50.0% (2)
vs par by strain: NT +0.71 (31) · a suit -0.33 (52)
vs par by level: part-score +0.78 (27) · game -0.65 (48) · slam +1.88 (8)
By role: declaring +0.08/bd (-1.52 vs par · 46) · defending -0.92/bd (+2.03 vs par · 37)
By vulnerability: vulnerable -0.21/bd (+0.88 vs par · 42) · not vulnerable -0.50/bd (-0.69 vs par · 42)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round of 32 | A.Versace | J.Cieslak – D.Filipowicz | Open | 14 | -16.1 | -1.15 | -0.64 |
| Round of 32 | A.Versace | T.Modrzejewski – J.Cieslak | Open | 14 | +15.3 | +1.09 | +1.00 |
| Round of 16 | A.Versace | J.Ventin – M.Michielsen | Closed | 14 | +5.3 | +0.38 | +0.14 |
| Quarterfinal | A.Versace | T.Hoftaniska – N.Heiberg-Evenstad | Open | 14 | -16.7 | -1.19 | +0.43 |
| Quarterfinal | A.Versace | E.Erichsen – A.Malinowski | Closed | 14 | +5.2 | +0.37 | -0.07 |
| Semifinal | A.Versace | V.Zoric – K.Marinovski | Closed | 14 | -22.7 | -1.62 | -0.29 |
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 |
|---|---|---|---|---|---|---|---|
| +13.0 | Quarterfinal | DE BOTTON | 7 | 6NT | -1 | +13 | |
| +11.3 | Round of 32 | BAOLZU | 1 | 5♥x | = | +11 | |
| +11.3 | Quarterfinal | DE BOTTON | 22 | 6♦ | ♣3 | = | +3 |
| +10.3 | Round of 16 | VENTIN | 4 | 3NT | ♠4 | +1 | +11 |
| +9.3 | Semifinal | ZIP | 3 | 6♦ | ♥3 | +1 | +13 |
| +7.7 | Round of 16 | VENTIN | 12 | 6♠ | ♥8 | = | +0 |
| +7.6 | Round of 16 | VENTIN | 7 | 4♥x | ♥9 | = | +7 |
| +7.5 | Round of 32 | BAOLZU | 4 | 7♥ | = | +0 | |
| +7.5 | Round of 32 | BAOLZU | 12 | 3NT | = | -1 | |
| +7.2 | Round of 32 | BAOLZU | 29 | 4♥ | = | +7 | |
| +7.0 | Quarterfinal | DE BOTTON | 13 | 2♠ | = | +6 | |
| +5.3 | Round of 16 | VENTIN | 5 | 4♥ | ♠T | +1 | +1 |
| +5.1 | Quarterfinal | DE BOTTON | 23 | 4♠ | ♣6 | = | +0 |
| +4.8 | Round of 16 | VENTIN | 1 | 2♥ | ♦T | +1 | +0 |
| +4.3 | Round of 32 | BAOLZU | 32 | 6♠ | +1 | +13 | |
| +4.0 | Semifinal | ZIP | 4 | 4♥ | ♠Q | +1 | +4 |
| +4.0 | Semifinal | ZIP | 9 | 3♠ | ♠3 | -1 | +5 |
| +3.8 | Round of 32 | BAOLZU | 31 | 3NT | -2 | +2 | |
| +3.7 | Round of 32 | BAOLZU | 30 | 3♠ | +2 | +13 | |
| +3.5 | Round of 32 | BAOLZU | 40 | 1NT | -3 | +6 | |
| +3.4 | Round of 32 | BAOLZU | 11 | 2♠ | = | +5 | |
| +2.9 | Quarterfinal | DE BOTTON | 15 | 3NT | ♣K | +1 | +0 |
| +1.9 | Round of 32 | BAOLZU | 13 | 1NT | +2 | +0 | |
| +1.9 | Round of 16 | VENTIN | 9 | 2♥ | ♦5 | -1 | -2 |
| +1.9 | Quarterfinal | DE BOTTON | 28 | 3NT | ♠3 | = | +1 |
| +1.7 | Round of 32 | BAOLZU | 33 | 2♠ | = | +0 | |
| +1.7 | Quarterfinal | DE BOTTON | 11 | 3NT | +2 | +0 | |
| +1.3 | Round of 16 | VENTIN | 2 | 2♠ | ♦A | +2 | +10 |
| +1.2 | Round of 32 | BAOLZU | 3 | 3♥ | -1 | +0 | |
| +1.0 | Quarterfinal | DE BOTTON | 1 | 3♠ | = | +0 | |
| +1.0 | Quarterfinal | DE BOTTON | 14 | Pass | +3 | ||
| +1.0 | Semifinal | ZIP | 10 | 3NT | ♣2 | +2 | +13 |
| +0.9 | Quarterfinal | DE BOTTON | 17 | 3NT | ♠5 | +1 | +0 |
| +0.7 | Round of 32 | BAOLZU | 36 | 4♥ | +1 | +1 | |
| +0.5 | Round of 32 | BAOLZU | 6 | 3NT | +2 | +0 | |
| +0.4 | Quarterfinal | DE BOTTON | 19 | 4♠ | ♥A | -2 | +0 |
| +0.3 | Quarterfinal | DE BOTTON | 21 | 3♦ | ♦6 | = | +6 |
| +0.2 | Round of 32 | BAOLZU | 35 | 3NT | +1 | +1 | |
| +0.2 | Round of 16 | VENTIN | 14 | 3NT | ♥7 | = | +0 |
| -0.0 | Round of 16 | VENTIN | 10 | 3NT | ♦Q | +1 | -1 |
| +0.0 | Semifinal | ZIP | 1 | 1NT | ♠A | = | +5 |
| -0.3 | Round of 32 | BAOLZU | 34 | 2♠ | +1 | -7 | |
| -0.3 | Semifinal | ZIP | 7 | 5♣ | ♠5 | = | -1 |
| -0.4 | Round of 32 | BAOLZU | 39 | 4♥ | +1 | -10 | |
| -0.4 | Round of 32 | BAOLZU | 42 | 4♠ | +1 | +0 | |
| -0.4 | Quarterfinal | DE BOTTON | 25 | 3NT | ♠8 | +2 | +0 |
| -0.7 | Round of 16 | VENTIN | 6 | 3NT | ♠2 | +1 | -1 |
| -0.7 | Quarterfinal | DE BOTTON | 20 | 1NT | ♠4 | +1 | +0 |
| -0.9 | Quarterfinal | DE BOTTON | 24 | 4♠ | ♥T | +1 | +0 |
| -0.9 | Quarterfinal | DE BOTTON | 26 | 4♥ | ♣J | +1 | +0 |
| -1.0 | Round of 32 | BAOLZU | 38 | 1NT | +1 | +0 | |
| -1.1 | Round of 32 | BAOLZU | 7 | 3NT | = | +1 | |
| -1.3 | Semifinal | ZIP | 8 | 3♠x | ♦K | -2 | -4 |
| -1.4 | Quarterfinal | DE BOTTON | 8 | 4♠ | = | +0 | |
| -1.6 | Round of 32 | BAOLZU | 37 | 1NT | -3 | +0 | |
| -1.6 | Quarterfinal | DE BOTTON | 6 | 4♠ | -1 | -6 | |
| -1.7 | Quarterfinal | DE BOTTON | 3 | 3♠ | -2 | +6 | |
| -1.7 | Semifinal | ZIP | 5 | 3♥ | ♠2 | = | -6 |
| -1.7 | Semifinal | ZIP | 14 | 2NT | ♥K | = | -1 |
| -1.9 | Quarterfinal | DE BOTTON | 27 | 1NT | ♦8 | -2 | +0 |
| -2.5 | Round of 16 | VENTIN | 3 | 2♠ | ♥6 | -2 | -3 |
| -2.6 | Round of 32 | BAOLZU | 5 | 4♠ | +1 | +11 | |
| -2.7 | Quarterfinal | DE BOTTON | 4 | 4♠ | +1 | -1 | |
| -3.0 | Semifinal | ZIP | 2 | 5♣ | ♠2 | = | +0 |
| -3.1 | Quarterfinal | DE BOTTON | 18 | 4♥ | ♠5 | +1 | +0 |
| -3.7 | Semifinal | ZIP | 6 | 1NT | ♣T | -1 | -5 |
| -4.2 | Round of 32 | BAOLZU | 8 | 2♠ | +3 | -6 | |
| -4.3 | Semifinal | ZIP | 12 | 4♠ | ♦A | +1 | -1 |
| -4.6 | Quarterfinal | DE BOTTON | 12 | 5♥ | +2 | -2 | |
| -4.9 | Quarterfinal | DE BOTTON | 5 | 3NT | -3 | -6 | |
| -6.1 | Round of 32 | BAOLZU | 41 | 4♠ | -1 | -12 | |
| -6.4 | Quarterfinal | DE BOTTON | 2 | 3NT | = | +0 | |
| -6.5 | Round of 32 | BAOLZU | 2 | 4♦x | -1 | -7 | |
| -7.1 | Quarterfinal | DE BOTTON | 9 | 4♥ | -2 | -7 | |
| -7.2 | Round of 16 | VENTIN | 8 | 3NT | ♥7 | = | -6 |
| -9.7 | Quarterfinal | DE BOTTON | 16 | 3NT | ♣3 | +2 | -11 |
| -9.9 | Round of 16 | VENTIN | 13 | 3NT | ♥7 | = | +1 |
| -10.0 | Quarterfinal | DE BOTTON | 10 | 3NT | = | +0 | |
| -10.5 | Round of 32 | BAOLZU | 14 | 5♣x | -3 | -9 | |
| -11.0 | Round of 32 | BAOLZU | 9 | 4♠ | = | +0 | |
| -12.0 | Semifinal | ZIP | 11 | 6♠x | ♦Q | -3 | -13 |
| -13.0 | Semifinal | ZIP | 13 | 4♠ | ♥2 | -2 | -13 |
| -13.5 | Round of 32 | BAOLZU | 10 | 6♣ | -3 | -14 | |
| -13.5 | Round of 16 | VENTIN | 11 | 4♠x | ♦T | -4 | -15 |