LEV Sam · MAHAFFEY
1rank
+14.2Butler · 10 bds
+1.42per board
±2.6swing
+3.70vs par /bd
+1.71adjusted /bd
by round
vs par split: bidding +1.30 · play +2.40
Strength of schedule: opponents averaged +0.28/bd (a tough draw) → opponent-adjusted +1.71/bd
Card play — on target: opening leads 0.0% · declarer play 100.0% · defence 100.0%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 0.0% (1) |
| Declarer play | 100.0% (1) | 100.0% (2) |
| Defence | 100.0% (2) | 100.0% (2) |
Opening leads by suit led: ♣ 0.0% (1)
vs par by strain: NT +7.33 (3) · a suit +2.14 (7)
vs par by level: part-score -3.00 (3) · game +6.57 (7)
By role: declaring +1.60/bd (+3.67 vs par · 6) · defending +1.15/bd (+3.75 vs par · 4)
By vulnerability: vulnerable +2.45/bd (+7.50 vs par · 6) · not vulnerable -0.12/bd (-2.00 vs par · 4)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Mahaffey | W.Wang – SHEN (1) Qi | Closed | 10 | +14.2 | +1.42 | +3.70 |
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 |
|---|---|---|---|---|---|---|---|
| +6.1 | Round 1 | CHINA LADIES TEAM | 10 | 4♠ | ♥4 | = | +10 |
| +5.7 | Round 1 | CHINA LADIES TEAM | 3 | 3NT | ♥6 | -1 | +10 |
| +2.7 | Round 1 | CHINA LADIES TEAM | 4 | 4♠ | ♥J | +1 | +1 |
| +1.8 | Round 1 | CHINA LADIES TEAM | 8 | 4♥ | ♣3 | +1 | +1 |
| +0.9 | Round 1 | CHINA LADIES TEAM | 7 | 4♥ | ♣A | = | +13 |
| +0.6 | Round 1 | CHINA LADIES TEAM | 6 | 3NT | ♥Q | +3 | +11 |
| -0.3 | Round 1 | CHINA LADIES TEAM | 5 | 1NT | ♣6 | -2 | +1 |
| -0.4 | Round 1 | CHINA LADIES TEAM | 2 | 2♠ | ♣J | = | -6 |
| -1.3 | Round 1 | CHINA LADIES TEAM | 9 | 4♠ | ♦K | = | +0 |
| -1.6 | Round 1 | CHINA LADIES TEAM | 1 | 3♥ | ♦4 | -1 | -4 |