🇺🇸 ROSENTHAL Andrew · USA2
109rank
-45.0Butler · 154 bds
-0.29per board
±3.5swing
-0.36vs par /bd · #98/139
-0.18adjusted /bd
by round
vs par split: bidding -0.05 · play -0.32
Strength of schedule: opponents averaged +0.11/bd (a tough draw) → opponent-adjusted -0.18/bd
Card play — on target: opening leads 76.3% #113 of 139 · declarer play 75.0% #82 of 139 · defence 84.1% #101 of 139
Bidding activity — not a pass: 41.3% #110 of 139 (173/419)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 40.0% (5) | 81.8% (33) |
| Declarer play | 66.7% (12) | 78.6% (28) |
| Defence | 78.9% (19) | 85.7% (63) |
Opening leads by suit led: ♠ 66.7% (9) · ♥ 87.5% (8) · ♦ 91.7% (12) · ♣ 55.6% (9)
vs par by strain: NT -1.65 (43) · a suit +0.14 (111)
vs par by level: part-score +1.36 (50) · game -1.25 (97) · slam -0.43 (7)
By role: declaring -0.31/bd (-2.75 vs par · 72) · defending -0.28/bd (+1.73 vs par · 82)
By vulnerability: vulnerable -0.63/bd (-0.48 vs par · 77) · not vulnerable +0.05/bd (-0.25 vs par · 77)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | A.Silverstein | M.Hossain – S.Haque | Open | 14 | +11.6 | +0.83 | +2.14 |
| Round 2 | A.Silverstein | A.Versace – A.Sementa | Open | 14 | -3.1 | -0.22 | -3.21 |
| Round 5 | A.Silverstein | N.Kvangraven – U.Tundal | Open | 14 | +6.5 | +0.46 | -1.57 |
| Round 6 | A.Silverstein | A.Grossack – E.Wold | Open | 14 | -10.9 | -0.78 | -0.86 |
| Round 9 | A.Silverstein | D.Wolpert – N.L'Ecuyer | Open | 14 | -47.2 | -3.37 | -0.93 |
| Round 10 | A.Silverstein | J.Campos – A.Rodrigues | Closed | 14 | -3.0 | -0.21 | +0.50 |
| Round 13 | A.Silverstein | T.Bessis – C.Lorenzini | Closed | 14 | -1.0 | -0.07 | -2.43 |
| Round 14 | A.Silverstein | C.Gower – A.Apteker | Open | 14 | +21.9 | +1.56 | +0.86 |
| Round 17 | A.Silverstein | A.Birman – D.Padon | Open | 14 | -7.7 | -0.55 | +0.21 |
| Round 18 | A.Silverstein | S.Roh – S.Kang | Open | 14 | -6.3 | -0.45 | -0.79 |
| Round 21 | A.Silverstein | B.Handley-Pritchard – T.Townsend | Open | 14 | -5.8 | -0.41 | +2.07 |
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 |
|---|---|---|---|---|---|---|---|
| +10.0 | Round 14 | 🇿🇦 SOUTH AFRICA | 18 | 4♥ | ♠9 | -1 | +12 |
| +9.2 | Round 1 | 🇧🇩 BANGLADESH | 12 | 5♠ | ♦J | -1 | +10 |
| +7.0 | Round 13 | 🇫🇷 FRANCE | 14 | 6NT | ♥8 | +1 | -11 |
| +6.4 | Round 21 | 🏴 ENGLAND | 6 | 3♥ | ♠A | = | +12 |
| +6.3 | Round 5 | 🇳🇴 NORWAY | 8 | 3NT | ♣Q | -3 | +6 |
| +5.7 | Round 5 | 🇳🇴 NORWAY | 11 | 5♣ | ♦Q | = | +0 |
| +5.2 | Round 5 | 🇳🇴 NORWAY | 7 | 3NT | ♦5 | -1 | +6 |
| +5.1 | Round 9 | 🇨🇦 CANADA | 7 | 1♥ | ♦3 | +2 | +10 |
| +5.1 | Round 14 | 🇿🇦 SOUTH AFRICA | 25 | 4♥ | ♦A | -1 | +5 |
| +5.0 | Round 21 | 🏴 ENGLAND | 1 | 4♥ | ♠A | -1 | +4 |
| +4.8 | Round 10 | 🇧🇷 BRAZIL | 22 | 1♠ | ♣7 | +4 | +10 |
| +4.0 | Round 1 | 🇧🇩 BANGLADESH | 4 | 2♠ | ♥9 | -1 | +6 |
| +3.9 | Round 17 | 🇮🇱 ISRAEL | 14 | 3NT | ♥Q | -1 | +5 |
| +3.8 | Round 18 | 🇰🇷 KOREA | 27 | 6♠x | ♦9 | -2 | +5 |
| +3.7 | Round 6 | 🇺🇸 USA1 | 18 | 3♦ | ♣K | -1 | +4 |
| +3.7 | Round 10 | 🇧🇷 BRAZIL | 21 | 3♣ | ♦5 | +3 | +6 |
| +3.6 | Round 1 | 🇧🇩 BANGLADESH | 7 | 2♥ | ♣9 | +1 | +11 |
| +3.6 | Round 6 | 🇺🇸 USA1 | 23 | 3♦ | ♥Q | -1 | +12 |
| +3.3 | Round 18 | 🇰🇷 KOREA | 21 | 4♥ | ♣4 | = | +3 |
| +3.2 | Round 2 | 🇮🇹 ITALY | 24 | 5♦ | ♣3 | +2 | +8 |
| +3.2 | Round 6 | 🇺🇸 USA1 | 17 | 3♥ | ♦A | -1 | +4 |
| +3.1 | Round 14 | 🇿🇦 SOUTH AFRICA | 20 | 3NT | ♣A | = | +3 |
| +3.1 | Round 21 | 🏴 ENGLAND | 8 | 4♥ | ♦T | -2 | +6 |
| +3.0 | Round 10 | 🇧🇷 BRAZIL | 15 | 4♥ | ♠7 | +2 | +8 |
| +3.0 | Round 17 | 🇮🇱 ISRAEL | 11 | 3♥ | ♠K | -1 | +5 |
| +2.9 | Round 14 | 🇿🇦 SOUTH AFRICA | 17 | 3NT | ♠8 | -1 | -2 |
| +2.8 | Round 2 | 🇮🇹 ITALY | 25 | 4♠ | ♥A | -1 | +5 |
| +2.6 | Round 13 | 🇫🇷 FRANCE | 11 | 5♦ | ♥6 | +1 | -11 |
| +2.4 | Round 5 | 🇳🇴 NORWAY | 3 | 4♠ | ♣7 | +1 | +1 |
| +2.4 | Round 6 | 🇺🇸 USA1 | 28 | 3NT | ♠3 | +1 | +0 |
| +2.4 | Round 17 | 🇮🇱 ISRAEL | 6 | 1NT | ♥4 | +2 | +6 |
| +2.3 | Round 21 | 🏴 ENGLAND | 12 | 1♠ | ♣K | = | -2 |
| +2.2 | Round 2 | 🇮🇹 ITALY | 22 | 3NT | ♥7 | +3 | -10 |
| +2.0 | Round 6 | 🇺🇸 USA1 | 26 | 3♥ | ♣4 | -1 | +0 |
| +2.0 | Round 14 | 🇿🇦 SOUTH AFRICA | 19 | 4♠x | ♦Q | -3 | -4 |
| +2.0 | Round 21 | 🏴 ENGLAND | 5 | 3NT | ♥8 | -1 | +5 |
| +1.9 | Round 2 | 🇮🇹 ITALY | 26 | 3NT | ♣5 | +1 | +0 |
| +1.8 | Round 10 | 🇧🇷 BRAZIL | 25 | 4♥ | ♣Q | +1 | +0 |
| +1.8 | Round 17 | 🇮🇱 ISRAEL | 8 | 1♠ | ♣2 | +1 | +1 |
| +1.7 | Round 6 | 🇺🇸 USA1 | 15 | 3♠ | ♣3 | +1 | +6 |
| +1.7 | Round 10 | 🇧🇷 BRAZIL | 19 | 4♠ | ♥5 | = | +11 |
| +1.6 | Round 10 | 🇧🇷 BRAZIL | 17 | 2♦ | ♥3 | = | -2 |
| +1.6 | Round 18 | 🇰🇷 KOREA | 17 | 7NT | ♠J | = | +0 |
| +1.3 | Round 17 | 🇮🇱 ISRAEL | 4 | 3♦ | ♦A | = | +0 |
| +1.2 | Round 14 | 🇿🇦 SOUTH AFRICA | 28 | 2♠ | ♦6 | = | -1 |
| +1.2 | Round 17 | 🇮🇱 ISRAEL | 1 | 4♥ | ♣5 | = | +0 |
| +1.0 | Round 2 | 🇮🇹 ITALY | 17 | 6NT | ♥9 | -1 | +14 |
| +0.9 | Round 13 | 🇫🇷 FRANCE | 4 | 4♥ | ♣4 | +1 | +0 |
| +0.9 | Round 14 | 🇿🇦 SOUTH AFRICA | 22 | 2♠ | ♥T | +1 | +0 |
| +0.9 | Round 21 | 🏴 ENGLAND | 14 | 3♥ | ♣K | = | +7 |
| +0.8 | Round 1 | 🇧🇩 BANGLADESH | 8 | 3NT | ♦2 | +1 | +0 |
| +0.8 | Round 5 | 🇳🇴 NORWAY | 5 | 4♥ | ♣J | = | -1 |
| +0.8 | Round 17 | 🇮🇱 ISRAEL | 10 | 3♦ | ♣4 | = | +0 |
| +0.7 | Round 13 | 🇫🇷 FRANCE | 3 | 4♥ | ♦T | = | -1 |
| +0.6 | Round 1 | 🇧🇩 BANGLADESH | 3 | 5♦ | ♠A | +1 | +10 |
| +0.6 | Round 1 | 🇧🇩 BANGLADESH | 6 | 3♥ | ♠Q | -1 | +6 |
| +0.6 | Round 6 | 🇺🇸 USA1 | 25 | 3NT | ♣8 | +1 | +0 |
| +0.6 | Round 13 | 🇫🇷 FRANCE | 1 | 3NT | ♥K | -1 | -4 |
| +0.6 | Round 13 | 🇫🇷 FRANCE | 8 | 4♥ | ♠Q | +1 | +1 |
| +0.6 | Round 18 | 🇰🇷 KOREA | 18 | 3♣ | ♥K | +1 | +0 |
| +0.5 | Round 9 | 🇨🇦 CANADA | 5 | 4♥ | ♥9 | +2 | +11 |
| +0.5 | Round 10 | 🇧🇷 BRAZIL | 27 | 5♣ | ♥5 | -3 | +6 |
| +0.4 | Round 18 | 🇰🇷 KOREA | 22 | 3NT | ♥3 | = | +1 |
| +0.3 | Round 1 | 🇧🇩 BANGLADESH | 10 | 4♥ | ♠T | = | +0 |
| +0.3 | Round 2 | 🇮🇹 ITALY | 27 | 4♠ | ♥6 | +1 | +0 |
| +0.3 | Round 5 | 🇳🇴 NORWAY | 6 | 4♠ | ♣6 | = | +0 |
| +0.3 | Round 10 | 🇧🇷 BRAZIL | 20 | 4♠ | ♥T | = | +0 |
| +0.2 | Round 13 | 🇫🇷 FRANCE | 7 | 3NT | ♦7 | +2 | +0 |
| +0.2 | Round 14 | 🇿🇦 SOUTH AFRICA | 16 | 1NT | ♥4 | +1 | +0 |
| +0.2 | Round 21 | 🏴 ENGLAND | 13 | 4♠ | ♥Q | +1 | +0 |
| +0.1 | Round 2 | 🇮🇹 ITALY | 19 | 3NT | ♦2 | +3 | -11 |
| +0.1 | Round 5 | 🇳🇴 NORWAY | 13 | 3♦ | ♥6 | = | +0 |
| -0.0 | Round 1 | 🇧🇩 BANGLADESH | 5 | 4♠ | ♠5 | +1 | +0 |
| +0.0 | Round 1 | 🇧🇩 BANGLADESH | 9 | 4♥ | ♦K | +2 | -11 |
| +0.0 | Round 10 | 🇧🇷 BRAZIL | 26 | 3NT | ♥2 | = | +1 |
| -0.0 | Round 13 | 🇫🇷 FRANCE | 6 | 3♥ | ♠Q | +1 | +1 |
| -0.0 | Round 14 | 🇿🇦 SOUTH AFRICA | 21 | 4♠ | ♣4 | = | +0 |
| +0.0 | Round 14 | 🇿🇦 SOUTH AFRICA | 24 | 1NT | ♥8 | = | -1 |
| +0.0 | Round 21 | 🏴 ENGLAND | 2 | 2♠ | ♣4 | +2 | -10 |
| -0.1 | Round 2 | 🇮🇹 ITALY | 21 | 4♠ | ♠9 | -1 | -10 |
| -0.3 | Round 18 | 🇰🇷 KOREA | 28 | 4♥ | ♣2 | +1 | +0 |
| -0.4 | Round 13 | 🇫🇷 FRANCE | 9 | 4♠ | ♣4 | -2 | -11 |
| -0.4 | Round 14 | 🇿🇦 SOUTH AFRICA | 27 | 2♠ | ♣3 | = | +1 |
| -0.5 | Round 2 | 🇮🇹 ITALY | 23 | 1NT | ♣2 | +1 | +0 |
| -0.5 | Round 5 | 🇳🇴 NORWAY | 10 | 4♠ | ♣4 | = | +0 |
| -0.5 | Round 13 | 🇫🇷 FRANCE | 2 | 3NT | ♦6 | = | -1 |
| -0.5 | Round 21 | 🏴 ENGLAND | 11 | 4♠ | ♣K | +1 | +0 |
| -0.7 | Round 5 | 🇳🇴 NORWAY | 2 | 3NT | ♣3 | +3 | -11 |
| -0.7 | Round 14 | 🇿🇦 SOUTH AFRICA | 15 | 3NT | ♠5 | +1 | +0 |
| -0.7 | Round 21 | 🏴 ENGLAND | 7 | 4♥ | ♠K | +1 | -4 |
| -0.8 | Round 5 | 🇳🇴 NORWAY | 1 | 5♥ | ♣K | -1 | +2 |
| -0.8 | Round 5 | 🇳🇴 NORWAY | 9 | 4♥ | ♦A | = | +0 |
| -0.8 | Round 14 | 🇿🇦 SOUTH AFRICA | 23 | 3NT | ♣6 | +1 | -1 |
| -0.8 | Round 18 | 🇰🇷 KOREA | 25 | 5♦x | ♠7 | -1 | +0 |
| -0.9 | Round 1 | 🇧🇩 BANGLADESH | 14 | 3NT | ♠2 | = | -1 |
| -0.9 | Round 13 | 🇫🇷 FRANCE | 12 | 4♥ | ♦6 | = | -3 |
| -1.0 | Round 1 | 🇧🇩 BANGLADESH | 13 | 2♥ | ♦2 | = | +1 |
| -1.0 | Round 5 | 🇳🇴 NORWAY | 14 | 6♥ | ♥2 | +1 | -11 |
| -1.0 | Round 17 | 🇮🇱 ISRAEL | 5 | 3♠ | ♦T | -1 | -5 |
| -1.0 | Round 18 | 🇰🇷 KOREA | 24 | 4♥ | ♠K | -2 | +5 |
| -1.2 | Round 10 | 🇧🇷 BRAZIL | 16 | 4♠ | ♥J | +2 | -11 |
| -1.2 | Round 13 | 🇫🇷 FRANCE | 5 | 6♦ | ♥7 | = | -2 |
| -1.2 | Round 17 | 🇮🇱 ISRAEL | 13 | 1NT | ♦Q | +2 | -1 |
| -1.3 | Round 1 | 🇧🇩 BANGLADESH | 1 | 3♥ | ♣A | = | -1 |
| -1.3 | Round 1 | 🇧🇩 BANGLADESH | 11 | 4♠ | ♦4 | = | +0 |
| -1.3 | Round 9 | 🇨🇦 CANADA | 13 | 4♥ | ♠8 | +1 | +0 |
| -1.3 | Round 18 | 🇰🇷 KOREA | 20 | 5♦ | ♠T | -1 | -9 |
| -1.4 | Round 6 | 🇺🇸 USA1 | 27 | 2♥ | ♦A | -1 | -4 |
| -1.4 | Round 17 | 🇮🇱 ISRAEL | 3 | 3NT | ♠3 | = | +0 |
| -1.5 | Round 2 | 🇮🇹 ITALY | 15 | 3NT | ♠9 | +2 | -12 |
| -1.5 | Round 17 | 🇮🇱 ISRAEL | 2 | 4♠ | ♣T | +1 | +0 |
| -1.5 | Round 18 | 🇰🇷 KOREA | 15 | 4♥ | ♣9 | +2 | -1 |
| -1.6 | Round 14 | 🇿🇦 SOUTH AFRICA | 26 | 4♠ | ♥T | = | +0 |
| -1.7 | Round 9 | 🇨🇦 CANADA | 14 | 3♦ | ♥A | +2 | +7 |
| -1.9 | Round 5 | 🇳🇴 NORWAY | 4 | 2♠ | ♣Q | = | +0 |
| -2.0 | Round 6 | 🇺🇸 USA1 | 21 | 3NT | ♣3 | +1 | -1 |
| -2.2 | Round 21 | 🏴 ENGLAND | 9 | 3NT | ♦K | +2 | +13 |
| -2.3 | Round 2 | 🇮🇹 ITALY | 16 | 2NT | ♠T | -2 | -5 |
| -2.3 | Round 2 | 🇮🇹 ITALY | 28 | 2♠ | ♥6 | = | +0 |
| -2.3 | Round 9 | 🇨🇦 CANADA | 6 | 4♠ | ♦3 | = | +0 |
| -2.3 | Round 13 | 🇫🇷 FRANCE | 10 | 4♥ | ♣J | = | -3 |
| -2.3 | Round 18 | 🇰🇷 KOREA | 23 | 2♠ | ♦J | +1 | +0 |
| -2.3 | Round 18 | 🇰🇷 KOREA | 26 | 4♠ | ♥3 | = | +0 |
| -2.6 | Round 6 | 🇺🇸 USA1 | 16 | 4♥ | ♥J | +2 | -11 |
| -2.7 | Round 9 | 🇨🇦 CANADA | 4 | 1♠ | ♣5 | = | -5 |
| -2.8 | Round 6 | 🇺🇸 USA1 | 22 | 2♥ | ♣6 | -1 | +2 |
| -2.9 | Round 9 | 🇨🇦 CANADA | 8 | 1NT | ♥4 | -1 | -2 |
| -3.0 | Round 1 | 🇧🇩 BANGLADESH | 2 | 4♠ | ♥Q | = | -1 |
| -3.0 | Round 9 | 🇨🇦 CANADA | 9 | 3♥ | ♦K | = | -1 |
| -3.0 | Round 9 | 🇨🇦 CANADA | 11 | 3NT | ♥T | +2 | +0 |
| -3.0 | Round 9 | 🇨🇦 CANADA | 12 | 4♠ | ♣6 | = | +0 |
| -3.1 | Round 18 | 🇰🇷 KOREA | 16 | 1NT | ♥Q | +1 | -1 |
| -3.4 | Round 18 | 🇰🇷 KOREA | 19 | 4♠ | ♥9 | +2 | -14 |
| -3.6 | Round 6 | 🇺🇸 USA1 | 19 | 3♦ | ♠4 | = | -1 |
| -3.7 | Round 10 | 🇧🇷 BRAZIL | 23 | 3NT | ♣3 | = | +0 |
| -3.8 | Round 2 | 🇮🇹 ITALY | 20 | 2NT | ♣J | = | -11 |
| -3.9 | Round 10 | 🇧🇷 BRAZIL | 24 | 5♣ | ♠A | -1 | -5 |
| -4.0 | Round 17 | 🇮🇱 ISRAEL | 9 | 6♦ | ♠5 | = | +2 |
| -4.1 | Round 2 | 🇮🇹 ITALY | 18 | 4NT | ♠4 | +2 | -13 |
| -4.2 | Round 21 | 🏴 ENGLAND | 3 | 2♥ | ♦9 | +1 | +0 |
| -4.4 | Round 17 | 🇮🇱 ISRAEL | 12 | 3♠ | ♦A | -2 | +0 |
| -5.3 | Round 10 | 🇧🇷 BRAZIL | 28 | 4♥ | ♣3 | -1 | -6 |
| -5.5 | Round 9 | 🇨🇦 CANADA | 1 | 5♥ | ♠3 | -1 | -11 |
| -5.5 | Round 9 | 🇨🇦 CANADA | 3 | 2♣x | ♠K | -3 | +3 |
| -6.3 | Round 10 | 🇧🇷 BRAZIL | 18 | 3NT | ♥A | = | -11 |
| -6.9 | Round 6 | 🇺🇸 USA1 | 20 | 4♠ | ♦Q | -1 | -12 |
| -7.8 | Round 21 | 🏴 ENGLAND | 4 | 5♣ | ♦A | +1 | -1 |
| -8.3 | Round 13 | 🇫🇷 FRANCE | 13 | 5♣ | ♦T | = | +11 |
| -8.6 | Round 5 | 🇳🇴 NORWAY | 12 | 4♥ | ♠K | +3 | -14 |
| -8.6 | Round 17 | 🇮🇱 ISRAEL | 7 | 3NT | ♦A | = | -10 |
| -8.8 | Round 6 | 🇺🇸 USA1 | 24 | 3NT | ♦K | -2 | -11 |
| -9.0 | Round 9 | 🇨🇦 CANADA | 2 | 4♠x | ♥K | = | -12 |
| -10.3 | Round 21 | 🏴 ENGLAND | 10 | 4♠ | ♥K | +1 | -1 |
| -12.9 | Round 9 | 🇨🇦 CANADA | 10 | 4♠ | ♣K | = | -13 |