DAS Badal Chandra · TEXAN ACES
313rank
+10.9Butler · 100 bds
+0.11per board
±4.2swing
-0.08vs par /bd · #366/672
+0.55adjusted /bd
by round
vs par split: bidding -0.95 · play +0.51
Strength of schedule: opponents averaged +0.44/bd (a tough draw) → opponent-adjusted +0.55/bd
Card play — on target: opening leads 62.5% #639 of 671 · declarer play 80.0% #285 of 671 · defence 91.7% #90 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 62.5% (16) |
| Declarer play | · | 80.0% (20) |
| Defence | · | 91.7% (36) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 100.0% (2) · ♦ 75.0% (4) · ♣ 33.3% (6)
vs par by strain: a suit -0.44 (73)
vs par by level: part-score -1.49 (33) · game -1.22 (36) · slam +15.25 (4)
By role: declaring -0.03/bd (-2.37 vs par · 49) · defending +0.24/bd (+2.12 vs par · 51)
By vulnerability: vulnerable +0.44/bd (-0.18 vs par · 56) · not vulnerable -0.31/bd (+0.04 vs par · 44)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | S.Mukherjee | S.Chokshi – R.Dalal | Closed | 10 | +1.8 | +0.18 | -1.40 |
| Round 2 | S.Mukherjee | J.Pszczola – M.Kwiecien | Open | 10 | -13.9 | -1.39 | -4.90 |
| Round 4 | S.Mukherjee | N.Shen – D.Yen | Closed | 10 | -5.8 | -0.58 | -0.60 |
| Round 5 | S.Mukherjee | Q.Zhu – X.Du | Open | 10 | +28.1 | +2.81 | +3.20 |
| Round 7 | S.Mukherjee | Z.Nagy – D.Lilley | Open | 10 | -20.5 | -2.05 | -3.10 |
| Round 8 | S.Mukherjee | I.Herbst – R.Benin-Barr | Closed | 10 | +14.9 | +1.49 | +2.10 |
| Round 10 | S.Mukherjee | P.Tuszynski – A.Kowalski | Open | 10 | -2.8 | -0.28 | -1.40 |
| Round 11 | S.Mukherjee | P.Fredin – B.Fallenius | Closed | 10 | +2.4 | +0.24 | +0.10 |
| Round 13 | S.Mukherjee | J.Chen – J.Peng | Open | 10 | +3.9 | +0.39 | +3.30 |
| Round 14 | S.Mukherjee | T.Bessis – M.Bessis | Closed | 10 | +2.8 | +0.28 | +1.90 |
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 |
|---|---|---|---|---|---|---|---|
| +10.8 | Round 10 | ROSSARSKI | 3 | 4♥ | ♥6 | +2 | +11 |
| +10.5 | Round 14 | ZIMMERMANN | 14 | 6♠ | ♠A | -1 | +16 |
| +10.2 | Round 13 | ZUOMEICHENG | 3 | 3N | ♥2 | -1 | +11 |
| +9.7 | Round 5 | HENAN FENGSHEN | 15 | 7♦ | ♠J | -1 | +14 |
| +6.8 | Round 11 | MAHAFFEY | 16 | 6N | ♦9 | -1 | +13 |
| +6.8 | Round 13 | ZUOMEICHENG | 8 | 6♠ | ♦Q | -1 | +17 |
| +6.5 | Round 5 | HENAN FENGSHEN | 13 | 3N | ♠2 | +2 | +6 |
| +6.0 | Round 10 | ROSSARSKI | 4 | 2♥ | ♦A | -2 | +3 |
| +5.9 | Round 1 | NADAR | 7 | 4♥ | ♥3 | = | -1 |
| +5.3 | Round 8 | HERBST | 11 | 3N | ♥3 | -1 | +8 |
| +5.3 | Round 8 | HERBST | 14 | 3♥ | ♦A | -3 | +6 |
| +5.2 | Round 10 | ROSSARSKI | 9 | 4♥ | ♠4 | = | +8 |
| +4.7 | Round 1 | NADAR | 4 | 4♠ | ♠2 | -3 | +4 |
| +4.5 | Round 13 | ZUOMEICHENG | 6 | 6♣ | ♠4 | -1 | +14 |
| +4.2 | Round 5 | HENAN FENGSHEN | 19 | 2♠ | ♣K | +1 | +6 |
| +3.8 | Round 8 | HERBST | 18 | 2♥ | ♦6 | -2 | +5 |
| +3.8 | Round 14 | ZIMMERMANN | 15 | 3♠ | ♦A | = | +6 |
| +3.7 | Round 1 | NADAR | 2 | 3♥ | ♣4 | = | +4 |
| +3.1 | Round 4 | RIGHT CALL | 1 | 3♣ | ♠10 | +1 | +1 |
| +3.0 | Round 1 | NADAR | 6 | 2N | ♠4 | -1 | +4 |
| +3.0 | Round 11 | MAHAFFEY | 18 | 3N | ♠3 | -2 | +5 |
| +2.9 | Round 5 | HENAN FENGSHEN | 11 | 3♠ | ♠2 | -1 | -2 |
| +2.9 | Round 5 | HENAN FENGSHEN | 17 | 2♠ | ♦10 | = | +6 |
| +2.9 | Round 11 | MAHAFFEY | 15 | 4♠ | ♣A | -1 | -2 |
| +2.6 | Round 4 | RIGHT CALL | 5 | 1N | ♦5 | = | +5 |
| +2.6 | Round 8 | HERBST | 20 | 4♠ | ♣7 | = | +0 |
| +2.3 | Round 5 | HENAN FENGSHEN | 18 | 4♠ | ♣3 | -1 | +5 |
| +2.0 | Round 2 | MARKOWICZ | 11 | 3♣ | ♥4 | +1 | +0 |
| +2.0 | Round 8 | HERBST | 19 | 2♦ | ♦A | = | +5 |
| +1.9 | Round 8 | HERBST | 12 | 3N | ♣10 | -1 | +5 |
| +1.7 | Round 2 | MARKOWICZ | 15 | 4♥ | ♦3 | +1 | +0 |
| +1.6 | Round 5 | HENAN FENGSHEN | 20 | 4♥ | ♣K | +1 | +0 |
| +1.5 | Round 4 | RIGHT CALL | 3 | 3N | ♦2 | +1 | -1 |
| +1.4 | Round 1 | NADAR | 9 | 3N | ♥10 | +2 | +0 |
| +1.3 | Round 13 | ZUOMEICHENG | 7 | 4♥ | ♣A | +1 | +0 |
| +1.2 | Round 1 | NADAR | 10 | 3N | ♠Q | = | -3 |
| +1.2 | Round 11 | MAHAFFEY | 13 | 2♥ | ♠2 | = | +1 |
| +1.2 | Round 13 | ZUOMEICHENG | 1 | 4♠ | ♥J | = | +0 |
| +1.1 | Round 8 | HERBST | 16 | 3♠ | ♥A | = | +0 |
| +0.9 | Round 7 | HOFFMAN | 6 | 4♥ | ♥J | +1 | +0 |
| +0.8 | Round 4 | RIGHT CALL | 10 | Pass | +3 | ||
| +0.7 | Round 7 | HOFFMAN | 10 | 3♥ | ♣Q | = | +0 |
| +0.6 | Round 4 | RIGHT CALL | 7 | 1N | ♦Q | +1 | -1 |
| +0.5 | Round 14 | ZIMMERMANN | 19 | 1N | ♠6 | +1 | +6 |
| +0.4 | Round 14 | ZIMMERMANN | 17 | 1N | ♠4 | = | +1 |
| +0.1 | Round 7 | HOFFMAN | 1 | 4♥ | ♣4 | = | +1 |
| +0.1 | Round 7 | HOFFMAN | 9 | 4♥ | ♦J | +1 | +11 |
| +0.0 | Round 13 | ZUOMEICHENG | 9 | 4♠ | ♦2 | +1 | +0 |
| -0.1 | Round 4 | RIGHT CALL | 2 | 3N | ♠4 | +1 | +0 |
| -0.1 | Round 11 | MAHAFFEY | 20 | 3N | ♠4 | +3 | -13 |
| -0.2 | Round 7 | HOFFMAN | 4 | 4♥ | ♠8 | = | -1 |
| -0.3 | Round 10 | ROSSARSKI | 5 | 4♠ | ♥4 | +2 | -11 |
| -0.5 | Round 5 | HENAN FENGSHEN | 16 | 2♠ | ♦6 | +1 | +0 |
| -0.5 | Round 10 | ROSSARSKI | 6 | 4♠ | ♣A | = | +0 |
| -0.6 | Round 10 | ROSSARSKI | 7 | 1N | ♦7 | +1 | +9 |
| -0.6 | Round 14 | ZIMMERMANN | 13 | 4♠ | ♣K | +2 | +6 |
| -0.7 | Round 2 | MARKOWICZ | 20 | 3N | ♠4 | +2 | -13 |
| -0.7 | Round 5 | HENAN FENGSHEN | 14 | 3♣ | ♠Q | -1 | -2 |
| -0.8 | Round 5 | HENAN FENGSHEN | 12 | 2N | ♠5 | +1 | -1 |
| -0.9 | Round 2 | MARKOWICZ | 19 | 3♦ | ♠Q | +1 | +0 |
| -0.9 | Round 8 | HERBST | 13 | 4♠ | ♥A | +2 | -7 |
| -0.9 | Round 13 | ZUOMEICHENG | 5 | 3N | ♠2 | +2 | +12 |
| -1.2 | Round 4 | RIGHT CALL | 6 | 3♠ | ♣10 | = | -11 |
| -1.2 | Round 11 | MAHAFFEY | 19 | 4♠ | ♣J | +1 | -1 |
| -1.4 | Round 2 | MARKOWICZ | 17 | 4♣ | ♠J | +1 | -8 |
| -1.4 | Round 4 | RIGHT CALL | 8 | 3♠ | ♦Q | = | +0 |
| -1.6 | Round 1 | NADAR | 1 | 2♥ | ♣K | +4 | +6 |
| -1.6 | Round 2 | MARKOWICZ | 18 | 4♠ | ♥A | -1 | -4 |
| -1.8 | Round 1 | NADAR | 5 | 4♠ | ♥A | -1 | -5 |
| -1.8 | Round 7 | HOFFMAN | 3 | 2♦ | ♥4 | -1 | -10 |
| -1.9 | Round 2 | MARKOWICZ | 14 | 3N | ♠3 | +4 | -17 |
| -1.9 | Round 7 | HOFFMAN | 7 | 5♠ | ♥3 | -1 | -6 |
| -2.0 | Round 11 | MAHAFFEY | 12 | 2♦ | ♦6 | +2 | -11 |
| -2.0 | Round 11 | MAHAFFEY | 14 | 5♦ | ♥K | = | +14 |
| -2.1 | Round 2 | MARKOWICZ | 16 | 1N | ♣10 | +1 | +0 |
| -2.1 | Round 14 | ZIMMERMANN | 18 | 2♥ | ♥4 | +2 | -6 |
| -2.1 | Round 14 | ZIMMERMANN | 20 | 5♣ | ♣7 | = | +1 |
| -2.2 | Round 14 | ZIMMERMANN | 12 | 4♥ | ♠2 | -1 | -5 |
| -2.3 | Round 10 | ROSSARSKI | 8 | 3♠ | ♦A | = | -6 |
| -2.4 | Round 14 | ZIMMERMANN | 16 | 4♠ | ♣6 | = | +0 |
| -2.5 | Round 8 | HERBST | 17 | 3N | ♦Q | +2 | +5 |
| -2.8 | Round 11 | MAHAFFEY | 17 | 3♠ | ♣Q | -2 | -5 |
| -3.0 | Round 14 | ZIMMERMANN | 11 | 3♠ | ♣Q | -3 | -6 |
| -3.4 | Round 11 | MAHAFFEY | 11 | 3N | ♠J | +1 | +0 |
| -3.5 | Round 1 | NADAR | 3 | 4♠ | ♣A | -3 | -11 |
| -3.6 | Round 10 | ROSSARSKI | 1 | 2♠ | ♦A | -3 | -6 |
| -3.7 | Round 8 | HERBST | 15 | 2♠ | ♦6 | -1 | -6 |
| -3.8 | Round 2 | MARKOWICZ | 13 | 2♥ | ♣2 | +1 | +0 |
| -3.9 | Round 7 | HOFFMAN | 2 | 2♠ | ♦3 | = | -6 |
| -4.1 | Round 13 | ZUOMEICHENG | 2 | 4♥ | ♣2 | +1 | +0 |
| -4.3 | Round 4 | RIGHT CALL | 9 | 2♠ | ♠6 | +2 | -2 |
| -4.7 | Round 7 | HOFFMAN | 5 | 5♠x | ♦Q | -1 | -7 |
| -5.2 | Round 2 | MARKOWICZ | 12 | 4♥ | ♥7 | -3 | -7 |
| -6.9 | Round 13 | ZUOMEICHENG | 10 | 3Nx | ♣J | -1 | -8 |
| -7.4 | Round 4 | RIGHT CALL | 4 | 4♠ | ♥J | = | +0 |
| -7.7 | Round 10 | ROSSARSKI | 2 | 2♥ | ♦A | +1 | -11 |
| -8.2 | Round 13 | ZUOMEICHENG | 4 | 4♠ | ♦8 | -1 | -13 |
| -9.8 | Round 7 | HOFFMAN | 8 | 4♠x | ♠3 | = | -13 |
| -9.8 | Round 10 | ROSSARSKI | 10 | 4♠ | ♣5 | = | -11 |
| -11.2 | Round 1 | NADAR | 8 | 3Nx | ♥10 | -3 | -12 |