🇺🇸 SANBORN Kerri · USA1
37rank
-42.8Butler · 80 bds
-0.54per board
±4.0swing
-0.69vs par /bd
-0.34adjusted /bd
by round
vs par split: bidding -0.99 · play +0.30
Strength of schedule: opponents averaged +0.20/bd (a tough draw) → opponent-adjusted -0.34/bd
Card play — on target: opening leads 75.0% · declarer play 78.6% · defence 93.8%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 75.0% (12) |
| Declarer play | 75.0% (8) | 80.0% (20) |
| Defence | 71.4% (7) | 100.0% (25) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 66.7% (3) · ♦ 66.7% (6) · ♣ 75.0% (4)
vs par by strain: NT -0.30 (20) · a suit -0.82 (60)
vs par by level: part-score -1.48 (29) · game +0.33 (46) · slam -5.40 (5)
By role: declaring +0.55/bd (-1.12 vs par · 48) · defending -2.16/bd (-0.03 vs par · 32)
By vulnerability: vulnerable -0.46/bd (-0.85 vs par · 40) · not vulnerable -0.61/bd (-0.53 vs par · 40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | I.Levitina | S.Stockdale – F.Brown | Closed | 16 | -10.0 | -0.62 | +0.88 |
| Quarterfinal | I.Levitina | S.Stockdale – F.Brown | Closed | 16 | -21.7 | -1.36 | -1.38 |
| Quarterfinal | I.Levitina | S.Brock – N.Smith | Open | 16 | -14.9 | -0.93 | -1.38 |
| Quarterfinal | I.Levitina | H.Dhondy – N.Senior | Open | 16 | -0.1 | -0.01 | +0.00 |
| Quarterfinal | I.Levitina | F.Brown – S.Stockdale | Closed | 16 | +3.9 | +0.24 | -1.56 |
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 |
|---|---|---|---|---|---|---|---|
| +11.0 | Quarterfinal | 🏴 ENGLAND | 92 | 6♠ | ♣J | = | +0 |
| +10.6 | Quarterfinal | 🏴 ENGLAND | 10 | 4♠ | ♣T | = | +11 |
| +8.1 | Quarterfinal | 🏴 ENGLAND | 68 | 3NT | ♥A | +1 | +11 |
| +6.3 | Quarterfinal | 🏴 ENGLAND | 15 | 4♠ | ♥Q | +2 | +11 |
| +4.7 | Quarterfinal | 🏴 ENGLAND | 86 | 1NT | ♥2 | = | +6 |
| +3.7 | Quarterfinal | 🏴 ENGLAND | 35 | 3♥ | ♦6 | = | +0 |
| +3.4 | Quarterfinal | 🏴 ENGLAND | 89 | 4♥ | ♦J | = | +0 |
| +3.3 | Quarterfinal | 🏴 ENGLAND | 2 | 3NT | ♥3 | = | +0 |
| +3.1 | Quarterfinal | 🏴 ENGLAND | 77 | 4♠ | ♦2 | +1 | +1 |
| +3.0 | Quarterfinal | 🏴 ENGLAND | 65 | 1NT | ♠3 | -1 | -2 |
| +2.9 | Quarterfinal | 🏴 ENGLAND | 71 | 2♥ | ♠Q | +2 | +1 |
| +2.7 | Quarterfinal | 🏴 ENGLAND | 38 | 4♠x | ♥T | -1 | +0 |
| +2.7 | Quarterfinal | 🏴 ENGLAND | 54 | 3NT | ♥3 | = | +0 |
| +2.6 | Quarterfinal | 🏴 ENGLAND | 53 | 3♠ | ♣2 | = | +1 |
| +2.3 | Quarterfinal | 🏴 ENGLAND | 94 | 2♦ | ♥7 | +1 | +0 |
| +2.1 | Quarterfinal | 🏴 ENGLAND | 82 | 4♥ | ♠8 | -1 | +2 |
| +1.9 | Quarterfinal | 🏴 ENGLAND | 4 | 4♠ | ♦T | +1 | +0 |
| +1.6 | Quarterfinal | 🏴 ENGLAND | 41 | 2♠ | ♣4 | = | -1 |
| +1.6 | Quarterfinal | 🏴 ENGLAND | 70 | 1♥ | ♦Q | = | +5 |
| +1.4 | Quarterfinal | 🏴 ENGLAND | 7 | 4♠ | ♦A | -1 | +6 |
| +1.4 | Quarterfinal | 🏴 ENGLAND | 58 | 4♥ | ♦2 | = | +1 |
| +1.4 | Quarterfinal | 🏴 ENGLAND | 81 | 5♠ | ♣K | +1 | +11 |
| +1.1 | Quarterfinal | 🏴 ENGLAND | 9 | 1NT | ♣5 | -1 | +2 |
| +1.0 | Quarterfinal | 🏴 ENGLAND | 50 | 5♠ | ♥4 | = | -14 |
| +1.0 | Quarterfinal | 🏴 ENGLAND | 96 | 2♦ | ♥3 | -1 | +4 |
| +0.7 | Quarterfinal | 🏴 ENGLAND | 63 | 4♥ | ♦3 | +2 | +1 |
| +0.6 | Quarterfinal | 🏴 ENGLAND | 1 | 3NT | ♦2 | +1 | +1 |
| +0.6 | Quarterfinal | 🏴 ENGLAND | 39 | 4♥ | ♥8 | = | -11 |
| +0.6 | Quarterfinal | 🏴 ENGLAND | 56 | 3♦ | ♠A | +1 | +1 |
| +0.6 | Quarterfinal | 🏴 ENGLAND | 74 | 1♠ | ♣9 | -1 | +0 |
| +0.6 | Quarterfinal | 🏴 ENGLAND | 85 | 3NT | ♥T | +2 | -10 |
| +0.4 | Quarterfinal | 🏴 ENGLAND | 69 | 2♦ | ♣K | -2 | -9 |
| +0.3 | Quarterfinal | 🏴 ENGLAND | 43 | 4♥ | ♣T | +2 | -1 |
| +0.3 | Quarterfinal | 🏴 ENGLAND | 87 | 2♠ | ♠3 | +2 | +1 |
| +0.1 | Quarterfinal | 🏴 ENGLAND | 44 | 4♥ | ♦K | +2 | +11 |
| +0.1 | Quarterfinal | 🏴 ENGLAND | 51 | 4♥ | ♦6 | +1 | +0 |
| +0.0 | Quarterfinal | 🏴 ENGLAND | 16 | 4♥ | ♦K | +1 | +0 |
| -0.0 | Quarterfinal | 🏴 ENGLAND | 57 | 5♦x | ♣K | -1 | -7 |
| -0.0 | Quarterfinal | 🏴 ENGLAND | 64 | 3♦ | ♠A | -2 | -11 |
| +0.0 | Quarterfinal | 🏴 ENGLAND | 76 | 4♠ | ♣2 | +1 | -13 |
| +0.0 | Quarterfinal | 🏴 ENGLAND | 80 | 4♠ | ♥3 | +1 | -4 |
| -0.1 | Quarterfinal | 🏴 ENGLAND | 91 | 4♥ | ♦2 | +1 | +0 |
| -0.3 | Quarterfinal | 🏴 ENGLAND | 33 | 3NT | ♥J | +1 | +0 |
| -0.3 | Quarterfinal | 🏴 ENGLAND | 46 | 3♥ | ♠A | -1 | +2 |
| -0.3 | Quarterfinal | 🏴 ENGLAND | 67 | 4♥ | ♥A | = | +0 |
| -0.4 | Quarterfinal | 🏴 ENGLAND | 93 | 4♠ | ♦A | -1 | -5 |
| -0.6 | Quarterfinal | 🏴 ENGLAND | 34 | 1NT | ♥7 | = | +1 |
| -0.6 | Quarterfinal | 🏴 ENGLAND | 37 | 5♠ | ♦K | = | +0 |
| -0.6 | Quarterfinal | 🏴 ENGLAND | 72 | 4♥ | ♠4 | +1 | +0 |
| -0.7 | Quarterfinal | 🏴 ENGLAND | 8 | 4♠ | ♣Q | = | +0 |
| -0.7 | Quarterfinal | 🏴 ENGLAND | 40 | 4♠ | ♥6 | = | +0 |
| -0.7 | Quarterfinal | 🏴 ENGLAND | 45 | 2♣ | ♣5 | = | +5 |
| -0.9 | Quarterfinal | 🏴 ENGLAND | 47 | 2♠ | ♣6 | +1 | +0 |
| -1.0 | Quarterfinal | 🏴 ENGLAND | 55 | 3NT | ♦3 | +2 | +12 |
| -1.3 | Quarterfinal | 🏴 ENGLAND | 78 | 4♥ | ♠K | = | +1 |
| -1.4 | Quarterfinal | 🏴 ENGLAND | 49 | 4♠ | ♥4 | +1 | +10 |
| -1.6 | Quarterfinal | 🏴 ENGLAND | 84 | 4NT | ♥8 | +2 | -13 |
| -1.7 | Quarterfinal | 🏴 ENGLAND | 12 | 3NT | ♣2 | +1 | -1 |
| -2.1 | Quarterfinal | 🏴 ENGLAND | 73 | 3NT | ♠Q | -1 | +2 |
| -2.1 | Quarterfinal | 🏴 ENGLAND | 75 | 3♠ | ♣K | = | +7 |
| -2.3 | Quarterfinal | 🏴 ENGLAND | 60 | 1NT | ♥5 | -1 | -4 |
| -2.9 | Quarterfinal | 🏴 ENGLAND | 13 | 4♠ | ♣3 | +1 | +0 |
| -3.0 | Quarterfinal | 🏴 ENGLAND | 3 | 4♠x | ♦T | -1 | +9 |
| -3.1 | Quarterfinal | 🏴 ENGLAND | 88 | 3♠ | ♦K | +2 | -6 |
| -3.4 | Quarterfinal | 🏴 ENGLAND | 14 | 1NT | ♣K | -1 | -4 |
| -3.7 | Quarterfinal | 🏴 ENGLAND | 95 | 2NT | ♣Q | = | -6 |
| -4.0 | Quarterfinal | 🏴 ENGLAND | 52 | 3♦ | ♦2 | -2 | -9 |
| -4.6 | Quarterfinal | 🏴 ENGLAND | 59 | 2♦ | ♥6 | -3 | -6 |
| -4.6 | Quarterfinal | 🏴 ENGLAND | 61 | 6♥x | ♠K | -2 | -7 |
| -5.4 | Quarterfinal | 🏴 ENGLAND | 6 | 2♠ | ♣3 | = | -6 |
| -5.4 | Quarterfinal | 🏴 ENGLAND | 83 | 4♠ | ♠4 | -1 | -6 |
| -6.1 | Quarterfinal | 🏴 ENGLAND | 62 | 3NT | ♦Q | +3 | +10 |
| -6.3 | Quarterfinal | 🏴 ENGLAND | 66 | 6♠ | ♣K | = | +0 |
| -6.7 | Quarterfinal | 🏴 ENGLAND | 5 | 7♥ | ♠K | = | -3 |
| -7.1 | Quarterfinal | 🏴 ENGLAND | 79 | 4♠ | ♦K | = | +0 |
| -7.3 | Quarterfinal | 🏴 ENGLAND | 42 | 3NT | ♣K | +1 | -1 |
| -8.4 | Quarterfinal | 🏴 ENGLAND | 48 | 3NT | ♥7 | -1 | -10 |
| -8.6 | Quarterfinal | 🏴 ENGLAND | 90 | 4♣x | ♥5 | = | -3 |
| -10.9 | Quarterfinal | 🏴 ENGLAND | 36 | 6♠ | ♣T | -1 | -17 |
| -11.4 | Quarterfinal | 🏴 ENGLAND | 11 | 3♠x | ♣5 | = | -12 |