ROSENTHAL Andrew · USA 2 Mixed
vs par split: bidding -0.30 · play -0.53
Strength of schedule: opponents averaged +0.23/bd (a tough draw) → opponent-adjusted -0.15/bd
Card play — on target: opening leads 60.0% · declarer play 62.5% · defence 70.6%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 50.0% (6) |
| Declarer play | 100.0% (1) | 57.1% (7) |
| Defence | 85.7% (7) | 60.0% (10) |
Opening leads by suit led: ♠ 0.0% (2) · ♥ 75.0% (4) · ♦ 66.7% (3) · ♣ 100.0% (1)
vs par by strain: NT +1.22 (9) · a suit -1.71 (21)
vs par by level: part-score +1.78 (9) · game -1.67 (18) · slam -3.67 (3)
By role: declaring +0.54/bd (-2.46 vs par · 13) · defending -1.08/bd (+0.41 vs par · 17)
By vulnerability: vulnerable -0.91/bd (-1.07 vs par · 14) · not vulnerable +0.08/bd (-0.62 vs par · 16)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 11 | D.Rosenberg | H.Zhang – L.He | Closed | 10 | +6.6 | +0.66 | +1.00 |
| Round 12 | D.Rosenberg | G.Kasle – D.Morse | Closed | 10 | -10.3 | -1.03 | -1.70 |
| Round 13 | M.Zur-Campanile | J.Campos – S.De Mello | Open | 10 | -7.7 | -0.77 | -1.80 |
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 |
|---|---|---|---|---|---|---|---|
| +9.6 | Round 11 | SANMING EDUCATION | 15 | 3NT | ♦K | -3 | +14 |
| +5.9 | Round 13 | BRAZIL Mixed | 4 | 3♥x | ♥3 | -1 | +7 |
| +4.6 | Round 11 | SANMING EDUCATION | 11 | 5♦ | ♣4 | = | +7 |
| +4.6 | Round 11 | SANMING EDUCATION | 16 | 3NT | ♠7 | -2 | +6 |
| +4.5 | Round 13 | BRAZIL Mixed | 8 | 6♦ | ♠6 | = | +0 |
| +4.0 | Round 11 | SANMING EDUCATION | 19 | 3NT | ♥A | = | +0 |
| +3.9 | Round 12 | USA 1 Seniors | 22 | 6♥ | ♦A | = | +0 |
| +3.5 | Round 13 | BRAZIL Mixed | 1 | 4♥ | ♦Q | = | +0 |
| +2.6 | Round 12 | USA 1 Seniors | 25 | 6♥ | ♣K | = | -11 |
| +1.5 | Round 13 | BRAZIL Mixed | 10 | 3♥ | ♠3 | -1 | +6 |
| +1.4 | Round 11 | SANMING EDUCATION | 12 | 4♥ | ♦J | = | +0 |
| +1.4 | Round 12 | USA 1 Seniors | 30 | 2NT | ♦J | -1 | +5 |
| +1.0 | Round 12 | USA 1 Seniors | 21 | 2♦ | ♥A | -1 | +0 |
| +0.0 | Round 12 | USA 1 Seniors | 28 | 4♥ | ♣7 | = | +11 |
| -0.1 | Round 13 | BRAZIL Mixed | 9 | 3NT | ♠10 | +1 | +1 |
| -0.2 | Round 13 | BRAZIL Mixed | 7 | 3NT | ♥Q | = | +2 |
| -0.6 | Round 11 | SANMING EDUCATION | 20 | 2♠ | ♣4 | +1 | -1 |
| -1.0 | Round 12 | USA 1 Seniors | 24 | 3NT | ♥J | -3 | -7 |
| -1.0 | Round 12 | USA 1 Seniors | 29 | 2♠ | ♣2 | = | -1 |
| -1.2 | Round 12 | USA 1 Seniors | 23 | 3♥ | ♥9 | +1 | -1 |
| -1.5 | Round 11 | SANMING EDUCATION | 17 | 2♠ | ♣7 | +1 | +6 |
| -4.3 | Round 13 | BRAZIL Mixed | 5 | 4♥ | ♠8 | = | -11 |
| -4.9 | Round 13 | BRAZIL Mixed | 6 | 4♥ | ♣3 | -1 | -10 |
| -5.1 | Round 11 | SANMING EDUCATION | 18 | 3♠ | ♣2 | -2 | -5 |
| -5.2 | Round 11 | SANMING EDUCATION | 13 | 3NT | ♣J | +1 | -10 |
| -5.2 | Round 11 | SANMING EDUCATION | 14 | 5♣ | ♦5 | = | -7 |
| -6.2 | Round 12 | USA 1 Seniors | 27 | 4♠ | ♥J | +3 | -3 |
| -6.2 | Round 13 | BRAZIL Mixed | 3 | 3NT | ♥Q | +1 | +0 |
| -7.4 | Round 13 | BRAZIL Mixed | 2 | 5♦ | ♠6 | -3 | -13 |
| -9.8 | Round 12 | USA 1 Seniors | 26 | 4♥ | ♦Q | = | -10 |