🇨🇦 MACDONALD Spencer · CANADA
81rank
-131.0Butler · 84 bds
-1.56per board
±4.0swing
-1.68vs par /bd · #76/82
-0.90adjusted /bd
by round
vs par split: bidding -0.77 · play -0.90
Strength of schedule: opponents averaged +0.66/bd (a tough draw) → opponent-adjusted -0.90/bd
Card play — on target: opening leads 86.7% #8 of 82 · declarer play 42.9% #82 of 82 · defence 71.8% #76 of 82
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (3) | 83.3% (12) |
| Declarer play | 30.0% (10) | 54.5% (11) |
| Defence | 60.0% (10) | 75.9% (29) |
Opening leads by suit led: ♠ 100.0% (4) · ♥ 100.0% (1) · ♦ 100.0% (2) · ♣ 75.0% (8)
vs par by strain: NT -2.56 (25) · a suit -1.30 (59)
vs par by level: part-score -1.94 (34) · game -0.93 (44) · slam -5.67 (6)
By role: declaring -2.24/bd (-4.78 vs par · 45) · defending -0.77/bd (+1.90 vs par · 39)
By vulnerability: vulnerable -1.67/bd (-1.41 vs par · 42) · not vulnerable -1.45/bd (-1.95 vs par · 42)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Hebbert | M.Vodicka – A.Kubica | Closed | 14 | -39.6 | -2.83 | -3.21 |
| Round 3 | J.Hebbert | J.Vojtik – L.Kolek | Closed | 14 | -2.7 | -0.19 | -0.50 |
| Round 4 | J.Hebbert | C.Spencer – N.Chang | Open | 14 | +7.2 | +0.51 | -1.71 |
| Round 6 | J.Hebbert | S.Gu – B.Miao | Closed | 14 | -37.4 | -2.67 | -1.14 |
| Round 8 | J.Hebbert | P.Marcinowski – M.Sobczak | Closed | 14 | -23.5 | -1.68 | -2.21 |
| Round 14 | J.Hebbert | M.Stougie – L.Stougie | Open | 14 | -35.0 | -2.50 | -1.29 |
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 |
|---|---|---|---|---|---|---|---|
| +8.9 | Round 4 | 🇺🇸 USA 1 | 13 | 3NT | ♣3 | -4 | +11 |
| +7.3 | Round 8 | 🇵🇱 POLAND | 12 | 5♥ | ♣K | -1 | +9 |
| +5.1 | Round 4 | 🇺🇸 USA 1 | 10 | 4♥ | ♥6 | +1 | +0 |
| +4.9 | Round 3 | 🇨🇿 CZECH REPUBLIC | 14 | 4♥ | ♣A | = | +11 |
| +4.9 | Round 4 | 🇺🇸 USA 1 | 2 | 3♣ | ♦3 | -1 | +5 |
| +4.5 | Round 1 | 🇸🇰 SLOVAKIA | 5 | 2♥ | ♣9 | +2 | +10 |
| +4.4 | Round 4 | 🇺🇸 USA 1 | 3 | 6♠ | ♠6 | = | -13 |
| +4.0 | Round 1 | 🇸🇰 SLOVAKIA | 2 | 2♠ | ♥5 | = | +6 |
| +3.1 | Round 3 | 🇨🇿 CZECH REPUBLIC | 1 | 3♠ | ♥K | = | +1 |
| +3.1 | Round 3 | 🇨🇿 CZECH REPUBLIC | 13 | 2♦ | ♥2 | -1 | +6 |
| +3.1 | Round 6 | 🇨🇳 CHINA | 4 | 2♦ | ♥A | = | +5 |
| +1.8 | Round 1 | 🇸🇰 SLOVAKIA | 12 | 6♦ | ♠9 | +1 | +13 |
| +1.8 | Round 4 | 🇺🇸 USA 1 | 1 | 4♠ | ♥Q | +2 | +1 |
| +1.8 | Round 4 | 🇺🇸 USA 1 | 5 | 3♦ | ♠5 | -1 | +10 |
| +1.5 | Round 3 | 🇨🇿 CZECH REPUBLIC | 6 | 5♦ | ♠4 | -1 | +1 |
| +1.3 | Round 8 | 🇵🇱 POLAND | 3 | 3NT | ♦J | +1 | +11 |
| +1.1 | Round 1 | 🇸🇰 SLOVAKIA | 8 | 5♠x | ♣K | -2 | +5 |
| +1.1 | Round 14 | 🇳🇱 NETHERLANDS | 24 | 3NT | ♠3 | = | +0 |
| +0.9 | Round 3 | 🇨🇿 CZECH REPUBLIC | 9 | 2♠ | ♦7 | +2 | +6 |
| +0.8 | Round 6 | 🇨🇳 CHINA | 7 | 4♥ | ♠Q | +2 | +13 |
| +0.7 | Round 14 | 🇳🇱 NETHERLANDS | 28 | 3NT | ♥6 | +1 | +0 |
| +0.6 | Round 14 | 🇳🇱 NETHERLANDS | 27 | 4♥ | ♠A | +1 | +0 |
| +0.5 | Round 3 | 🇨🇿 CZECH REPUBLIC | 8 | 3NT | ♦Q | -1 | +5 |
| +0.5 | Round 4 | 🇺🇸 USA 1 | 11 | 3NT | ♥3 | = | -1 |
| +0.5 | Round 6 | 🇨🇳 CHINA | 10 | 6♥ | ♠2 | = | +0 |
| +0.4 | Round 1 | 🇸🇰 SLOVAKIA | 10 | 4♠ | ♦10 | +1 | +0 |
| +0.3 | Round 14 | 🇳🇱 NETHERLANDS | 26 | 3NT | ♥2 | = | -1 |
| +0.1 | Round 3 | 🇨🇿 CZECH REPUBLIC | 3 | 4♥ | ♠7 | = | +0 |
| -0.1 | Round 4 | 🇺🇸 USA 1 | 7 | 4♠ | ♣6 | +1 | -13 |
| -0.1 | Round 6 | 🇨🇳 CHINA | 9 | 4♠ | ♥A | = | +0 |
| -0.1 | Round 14 | 🇳🇱 NETHERLANDS | 25 | 1NT | ♦7 | -1 | -2 |
| -0.3 | Round 8 | 🇵🇱 POLAND | 2 | 5♣x | ♠K | -2 | -5 |
| -0.4 | Round 1 | 🇸🇰 SLOVAKIA | 4 | 3NT | ♦4 | +1 | -13 |
| -0.5 | Round 14 | 🇳🇱 NETHERLANDS | 20 | 4♥ | ♣5 | +1 | +13 |
| -0.7 | Round 3 | 🇨🇿 CZECH REPUBLIC | 11 | 3NT | ♦J | +3 | -11 |
| -0.7 | Round 8 | 🇵🇱 POLAND | 10 | 3NT | ♥Q | +4 | +16 |
| -0.9 | Round 6 | 🇨🇳 CHINA | 1 | 4♥ | ♣A | -1 | -2 |
| -1.0 | Round 3 | 🇨🇿 CZECH REPUBLIC | 12 | 4♠ | ♣A | -1 | -6 |
| -1.1 | Round 1 | 🇸🇰 SLOVAKIA | 9 | 4♠ | ♣9 | +1 | -1 |
| -1.1 | Round 3 | 🇨🇿 CZECH REPUBLIC | 5 | 2♥ | ♦7 | -2 | +1 |
| -1.3 | Round 4 | 🇺🇸 USA 1 | 9 | 3NT | ♦3 | +1 | +0 |
| -1.5 | Round 4 | 🇺🇸 USA 1 | 14 | 2♥ | ♦4 | = | +0 |
| -1.5 | Round 8 | 🇵🇱 POLAND | 4 | 2NT | ♥6 | -2 | -8 |
| -1.5 | Round 8 | 🇵🇱 POLAND | 13 | 2♥ | ♣K | +1 | -1 |
| -1.6 | Round 1 | 🇸🇰 SLOVAKIA | 3 | 2NT | ♣6 | -2 | +0 |
| -1.6 | Round 8 | 🇵🇱 POLAND | 6 | 2♥ | ♣4 | +1 | -1 |
| -1.7 | Round 4 | 🇺🇸 USA 1 | 4 | 4♥ | ♠8 | +1 | -4 |
| -1.7 | Round 6 | 🇨🇳 CHINA | 8 | 1NT | ♥7 | -1 | -2 |
| -2.1 | Round 6 | 🇨🇳 CHINA | 14 | 2♥ | ♣A | +1 | -6 |
| -2.1 | Round 14 | 🇳🇱 NETHERLANDS | 16 | 6♠ | ♥6 | = | +0 |
| -2.3 | Round 1 | 🇸🇰 SLOVAKIA | 11 | 2NT | ♣3 | -1 | -5 |
| -2.3 | Round 6 | 🇨🇳 CHINA | 12 | 4♥ | ♣A | = | +1 |
| -2.3 | Round 8 | 🇵🇱 POLAND | 1 | 1NT | ♦9 | = | -8 |
| -2.3 | Round 14 | 🇳🇱 NETHERLANDS | 21 | 2♦ | ♠9 | +1 | -6 |
| -2.4 | Round 3 | 🇨🇿 CZECH REPUBLIC | 10 | 1NT | ♥6 | -2 | -2 |
| -2.5 | Round 3 | 🇨🇿 CZECH REPUBLIC | 7 | 4♥ | ♣6 | +2 | -1 |
| -2.6 | Round 8 | 🇵🇱 POLAND | 9 | 2♣ | ♦5 | -2 | -3 |
| -2.7 | Round 6 | 🇨🇳 CHINA | 11 | 4♥ | ♦8 | = | +1 |
| -2.9 | Round 14 | 🇳🇱 NETHERLANDS | 15 | 3NT | ♣J | +1 | +0 |
| -3.1 | Round 8 | 🇵🇱 POLAND | 5 | 4♥ | ♣J | = | -3 |
| -3.1 | Round 14 | 🇳🇱 NETHERLANDS | 23 | 2♥ | ♣Q | = | -6 |
| -3.4 | Round 4 | 🇺🇸 USA 1 | 6 | 2♠x | ♠A | -2 | -3 |
| -3.4 | Round 4 | 🇺🇸 USA 1 | 12 | 3♠ | ♥3 | +1 | -6 |
| -4.1 | Round 6 | 🇨🇳 CHINA | 6 | 3♥ | ♣9 | +1 | -7 |
| -4.3 | Round 8 | 🇵🇱 POLAND | 11 | 4♥ | ♠4 | +2 | -11 |
| -4.4 | Round 3 | 🇨🇿 CZECH REPUBLIC | 2 | 3NT | ♣3 | -2 | -11 |
| -4.4 | Round 14 | 🇳🇱 NETHERLANDS | 17 | 2♣ | ♥4 | -1 | -4 |
| -4.5 | Round 1 | 🇸🇰 SLOVAKIA | 14 | 4♠ | ♣7 | -3 | -6 |
| -4.5 | Round 8 | 🇵🇱 POLAND | 7 | 3NT | ♦7 | +2 | -13 |
| -4.6 | Round 6 | 🇨🇳 CHINA | 2 | 3♣ | ♥4 | = | +6 |
| -4.7 | Round 3 | 🇨🇿 CZECH REPUBLIC | 4 | 2♥x | ♠4 | -1 | -7 |
| -4.8 | Round 8 | 🇵🇱 POLAND | 14 | 3♠ | ♦K | -2 | -6 |
| -4.9 | Round 8 | 🇵🇱 POLAND | 8 | 3♠ | ♣6 | -2 | -8 |
| -5.3 | Round 14 | 🇳🇱 NETHERLANDS | 19 | 2♦ | ♥10 | = | -6 |
| -5.7 | Round 14 | 🇳🇱 NETHERLANDS | 22 | 3NT | ♠8 | +3 | +11 |
| -6.4 | Round 1 | 🇸🇰 SLOVAKIA | 6 | 3NT | ♠10 | -1 | -12 |
| -7.5 | Round 6 | 🇨🇳 CHINA | 5 | 3NT | ♥3 | -5 | -12 |
| -7.9 | Round 6 | 🇨🇳 CHINA | 3 | 5♥ | ♦J | +1 | -1 |
| -7.9 | Round 6 | 🇨🇳 CHINA | 13 | 5♥ | ♦A | -1 | -12 |
| -8.8 | Round 4 | 🇺🇸 USA 1 | 8 | 4♥ | ♣A | -2 | -11 |
| -9.3 | Round 1 | 🇸🇰 SLOVAKIA | 13 | 3♣ | ♠2 | +3 | -15 |
| -11.3 | Round 14 | 🇳🇱 NETHERLANDS | 18 | 6♥ | ♦10 | -1 | -17 |
| -11.5 | Round 1 | 🇸🇰 SLOVAKIA | 1 | 6NT | ♠3 | -1 | -17 |
| -14.3 | Round 1 | 🇸🇰 SLOVAKIA | 7 | 3♦x | ♥K | -4 | -10 |