KWIECIEN Michal · ZIMMERMANN
11rank
+88.6Butler · 110 bds
+0.81per board
±4.4swing
+0.60vs par /bd · #16/76
+0.86adjusted /bd
by round
vs par split: bidding +0.02 · play +0.58
Strength of schedule: opponents averaged +0.06/bd (a tough draw) → opponent-adjusted +0.86/bd
Card play — on target: opening leads 69.2% #72 of 76 · declarer play 96.4% #1 of 76 · defence 86.0% #43 of 76
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (6) | 70.0% (20) |
| Declarer play | 100.0% (10) | 94.4% (18) |
| Defence | 100.0% (11) | 82.1% (39) |
Opening leads by suit led: ♠ 66.7% (9) · ♥ 100.0% (3) · ♦ 62.5% (8) · ♣ 66.7% (6)
vs par by strain: NT +0.89 (28) · a suit +0.50 (82)
vs par by level: part-score +1.23 (43) · game +0.00 (61) · slam +2.17 (6)
By role: declaring +1.11/bd (-1.12 vs par · 60) · defending +0.44/bd (+2.66 vs par · 50)
By vulnerability: vulnerable +1.23/bd (+1.45 vs par · 56) · not vulnerable +0.36/bd (-0.28 vs par · 54)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | W.Starkowski | G.Hashimoto – T.Andersson | Open | 10 | +35.1 | +3.51 | +3.30 |
| Round 2 | W.Starkowski | P.Shields – R.Chamberlain | Open | 10 | +9.8 | +0.98 | +0.50 |
| Round 4 | W.Starkowski | M.Bompis – P.Soulet | Open | 10 | -0.3 | -0.03 | +2.20 |
| Round 5 | W.Starkowski | F.Bigdeli – J.Voldoire | Open | 10 | -17.6 | -1.76 | -3.20 |
| Round 6 | W.Starkowski | G.Beniada – A.Levy | Open | 10 | -6.4 | -0.64 | -1.60 |
| Round 8 | W.Starkowski | W.Van Eijck – W.Gosschalk | Open | 10 | -15.8 | -1.58 | -3.70 |
| Round 9 | W.Starkowski | R.Anderssen – T.Bakke | Open | 10 | +26.1 | +2.61 | -0.30 |
| Round 10 | W.Starkowski | R.Andriescu – M.Roth | Open | 10 | +25.4 | +2.54 | +3.70 |
| Round 11 | W.Starkowski | J.Hansen – S.Schou | Closed | 10 | +4.9 | +0.49 | +1.30 |
| Round 13 | W.Starkowski | T.Pleksepp – T.Jullis | Closed | 10 | +23.5 | +2.35 | -0.10 |
| Round 15 | W.Starkowski | D.Laidig – H.Klumpp | Closed | 10 | +3.9 | +0.39 | +4.50 |
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 |
|---|---|---|---|---|---|---|---|
| +12.3 | Round 1 | SWISS SENIORS | 7 | 3NTx | ♠2 | -2 | +12 |
| +10.9 | Round 9 | NORWAY | 30 | 6♠ | ♠5 | -1 | +11 |
| +10.9 | Round 10 | ROTH | 9 | 4♥ | ♦9 | = | +11 |
| +10.8 | Round 1 | SWISS SENIORS | 5 | 3NT | ♠8 | = | +10 |
| +9.9 | Round 1 | SWISS SENIORS | 10 | 5♣x | ♠K | -1 | +12 |
| +9.5 | Round 2 | ENGLAND PRYOR | 20 | 6NT | ♣A | = | +0 |
| +8.5 | Round 13 | RUMMEL | 8 | 4♠ | ♥10 | = | +0 |
| +8.5 | Round 15 | GERMANY | 28 | 2♠ | ♣3 | +1 | +11 |
| +7.8 | Round 13 | RUMMEL | 9 | 3NT | ♦Q | = | +3 |
| +7.7 | Round 10 | ROTH | 7 | 2NT | ♥10 | -2 | +8 |
| +7.0 | Round 10 | ROTH | 4 | 2♠ | ♥5 | +2 | +12 |
| +6.9 | Round 5 | BBCX | 17 | 3NT | ♠J | = | +6 |
| +6.7 | Round 11 | MILNER | 12 | 4♠ | ♥6 | = | +0 |
| +6.7 | Round 13 | RUMMEL | 10 | 3♣ | ♣4 | +3 | +10 |
| +6.1 | Round 4 | LA FONTAINE | 1 | 4♠ | ♦10 | -1 | -2 |
| +5.5 | Round 15 | GERMANY | 26 | 4♥ | ♠K | = | -1 |
| +5.2 | Round 6 | LES MOUSQUETAIRES | 30 | 5♦ | ♥8 | +1 | +11 |
| +5.1 | Round 6 | LES MOUSQUETAIRES | 26 | 3NT | ♠6 | +1 | +0 |
| +5.1 | Round 9 | NORWAY | 24 | 4♥ | ♠10 | = | +0 |
| +5.0 | Round 9 | NORWAY | 23 | 1NTx | ♦7 | -1 | +3 |
| +4.2 | Round 9 | NORWAY | 22 | 5♦ | ♣4 | +1 | -11 |
| +3.9 | Round 2 | ENGLAND PRYOR | 11 | 2♥ | ♦9 | +2 | +6 |
| +3.9 | Round 11 | MILNER | 18 | 3♦ | ♥2 | -1 | +4 |
| +3.9 | Round 15 | GERMANY | 22 | 2♥ | ♣3 | -1 | +6 |
| +3.5 | Round 1 | SWISS SENIORS | 4 | 4♠ | ♣K | = | +0 |
| +3.5 | Round 10 | ROTH | 8 | 3♣ | ♠A | -2 | +5 |
| +3.2 | Round 1 | SWISS SENIORS | 9 | 2♥ | ♣Q | = | +1 |
| +3.2 | Round 10 | ROTH | 5 | 3♣ | ♠A | = | +0 |
| +2.7 | Round 6 | LES MOUSQUETAIRES | 25 | 4♣ | ♥K | -1 | +5 |
| +2.6 | Round 13 | RUMMEL | 1 | 3♥ | ♦Q | +1 | +6 |
| +2.6 | Round 15 | GERMANY | 21 | 1NT | ♥J | = | -1 |
| +2.4 | Round 4 | LA FONTAINE | 7 | 4♠ | ♦7 | -3 | +13 |
| +2.2 | Round 10 | ROTH | 1 | 3♣ | ♠8 | -1 | +4 |
| +2.1 | Round 2 | ENGLAND PRYOR | 19 | 1NT | ♣K | +2 | +6 |
| +2.1 | Round 4 | LA FONTAINE | 3 | 4♥ | ♠A | +2 | +11 |
| +2.1 | Round 5 | BBCX | 18 | 4♥ | ♠A | -1 | -2 |
| +1.9 | Round 9 | NORWAY | 27 | 5♦ | ♣A | -1 | -5 |
| +1.9 | Round 13 | RUMMEL | 5 | 2♥ | ♣J | +1 | +0 |
| +1.5 | Round 6 | LES MOUSQUETAIRES | 24 | 4♦ | ♣A | -1 | +4 |
| +1.5 | Round 8 | DUTCH SENIOR TEAM | 13 | 2♦ | ♣2 | = | -1 |
| +1.4 | Round 2 | ENGLAND PRYOR | 14 | 5♣ | ♠4 | = | +7 |
| +1.4 | Round 2 | ENGLAND PRYOR | 18 | 2♥ | ♦K | +3 | -6 |
| +1.3 | Round 1 | SWISS SENIORS | 1 | 4♠ | ♠10 | = | +0 |
| +1.2 | Round 9 | NORWAY | 21 | 4♠ | ♥Q | -1 | +5 |
| +1.2 | Round 11 | MILNER | 16 | 3♣ | ♠A | +1 | +0 |
| +1.1 | Round 13 | RUMMEL | 3 | 3NT | ♥Q | = | -1 |
| +1.0 | Round 6 | LES MOUSQUETAIRES | 21 | 4♥ | ♠9 | -1 | -10 |
| +0.9 | Round 2 | ENGLAND PRYOR | 15 | 4♥ | ♣Q | +1 | +0 |
| +0.9 | Round 4 | LA FONTAINE | 4 | 4♥ | ♣6 | = | +0 |
| +0.9 | Round 5 | BBCX | 12 | 4♠ | ♦5 | +1 | +0 |
| +0.9 | Round 8 | DUTCH SENIOR TEAM | 17 | 2NT | ♥4 | -2 | -1 |
| +0.9 | Round 9 | NORWAY | 26 | 3NT | ♠K | +2 | +0 |
| +0.6 | Round 4 | LA FONTAINE | 5 | 3NT | ♦10 | = | +1 |
| +0.5 | Round 11 | MILNER | 13 | 4♣ | ♠10 | -1 | +6 |
| +0.3 | Round 11 | MILNER | 15 | 3NT | ♥4 | = | +11 |
| +0.3 | Round 11 | MILNER | 17 | 4♥ | ♣6 | +1 | +0 |
| +0.3 | Round 11 | MILNER | 19 | 3NT | ♠2 | +1 | +0 |
| +0.1 | Round 5 | BBCX | 16 | 1NT | ♠3 | +1 | -1 |
| +0.1 | Round 8 | DUTCH SENIOR TEAM | 11 | 4♥ | ♠2 | +1 | -11 |
| +0.1 | Round 10 | ROTH | 6 | 3NT | ♥4 | +1 | +0 |
| +0.1 | Round 10 | ROTH | 10 | 3NT | ♥10 | +1 | +0 |
| +0.1 | Round 13 | RUMMEL | 6 | 1NT | ♦Q | -1 | +1 |
| +0.1 | Round 13 | RUMMEL | 7 | 4♥ | ♠6 | = | +0 |
| -0.0 | Round 4 | LA FONTAINE | 8 | 5♦ | ♥7 | -1 | +2 |
| +0.0 | Round 5 | BBCX | 11 | 4♥ | ♦3 | +1 | +0 |
| -0.1 | Round 9 | NORWAY | 28 | 3♦ | ♠5 | = | +6 |
| -0.2 | Round 10 | ROTH | 3 | 4♥ | ♠Q | +1 | +0 |
| -0.3 | Round 8 | DUTCH SENIOR TEAM | 16 | 3NT | ♦10 | +2 | +0 |
| -0.6 | Round 6 | LES MOUSQUETAIRES | 27 | 1NT | ♣5 | -1 | +1 |
| -0.7 | Round 1 | SWISS SENIORS | 8 | 3♠ | ♣Q | -1 | -5 |
| -0.7 | Round 5 | BBCX | 14 | 4♥ | ♠3 | +1 | +0 |
| -1.0 | Round 1 | SWISS SENIORS | 2 | 4♠ | ♦9 | = | +1 |
| -1.0 | Round 15 | GERMANY | 24 | 1NT | ♦4 | = | -7 |
| -1.1 | Round 1 | SWISS SENIORS | 6 | 4♠ | ♦8 | +1 | +0 |
| -1.1 | Round 2 | ENGLAND PRYOR | 16 | 2♣ | ♥4 | -2 | -2 |
| -1.1 | Round 9 | NORWAY | 29 | 3♦ | ♥6 | -1 | -6 |
| -1.1 | Round 15 | GERMANY | 23 | 2♥ | ♠J | +2 | +10 |
| -1.2 | Round 11 | MILNER | 20 | 2♠ | ♠K | -1 | -1 |
| -1.6 | Round 13 | RUMMEL | 2 | 4♠ | ♦4 | +1 | -14 |
| -1.7 | Round 4 | LA FONTAINE | 6 | 3♣ | ♦3 | = | +0 |
| -1.9 | Round 9 | NORWAY | 25 | 3♠ | ♥A | +1 | -6 |
| -2.1 | Round 5 | BBCX | 15 | 6♠ | ♣J | -1 | -13 |
| -2.1 | Round 8 | DUTCH SENIOR TEAM | 15 | 5♣ | ♥A | = | -3 |
| -2.3 | Round 2 | ENGLAND PRYOR | 13 | 5♦ | ♣A | +1 | +1 |
| -2.3 | Round 2 | ENGLAND PRYOR | 17 | 2♠ | ♣7 | +1 | -6 |
| -2.3 | Round 4 | LA FONTAINE | 10 | 5♦ | ♠A | -1 | -6 |
| -2.3 | Round 8 | DUTCH SENIOR TEAM | 12 | 3♥ | ♠10 | -3 | +0 |
| -2.3 | Round 8 | DUTCH SENIOR TEAM | 18 | 5♦ | ♥9 | +1 | -11 |
| -2.5 | Round 4 | LA FONTAINE | 2 | 5♥ | ♦K | +1 | +1 |
| -2.7 | Round 15 | GERMANY | 27 | 3♦ | ♥K | -2 | +1 |
| -2.9 | Round 15 | GERMANY | 30 | 6NT | ♣7 | = | +0 |
| -3.1 | Round 1 | SWISS SENIORS | 3 | 5♠ | ♦K | -1 | +2 |
| -3.3 | Round 11 | MILNER | 14 | 4♠x | ♦4 | -1 | +0 |
| -3.6 | Round 15 | GERMANY | 29 | 4♥ | ♣J | +2 | +13 |
| -3.7 | Round 2 | ENGLAND PRYOR | 12 | 3♣ | ♦7 | +1 | -1 |
| -3.7 | Round 8 | DUTCH SENIOR TEAM | 14 | 4♥ | ♥5 | = | -3 |
| -3.7 | Round 8 | DUTCH SENIOR TEAM | 20 | 3♣ | ♥A | +1 | +0 |
| -3.7 | Round 13 | RUMMEL | 4 | 3♥ | ♥10 | -1 | -6 |
| -3.8 | Round 6 | LES MOUSQUETAIRES | 22 | 3NT | ♥5 | -1 | -5 |
| -3.8 | Round 11 | MILNER | 11 | 3♠ | ♥J | +1 | -7 |
| -3.9 | Round 8 | DUTCH SENIOR TEAM | 19 | 4♠ | ♥5 | = | -7 |
| -4.3 | Round 6 | LES MOUSQUETAIRES | 23 | 2NT | ♥Q | = | -6 |
| -4.9 | Round 6 | LES MOUSQUETAIRES | 29 | 5♣x | ♦K | -3 | -4 |
| -5.3 | Round 15 | GERMANY | 25 | 6♥ | ♠J | +1 | +13 |
| -5.9 | Round 4 | LA FONTAINE | 9 | 6♦ | ♣3 | = | +2 |
| -5.9 | Round 5 | BBCX | 19 | 5♠x | ♠8 | -2 | +0 |
| -8.2 | Round 5 | BBCX | 20 | 5♦ | ♣10 | = | -10 |
| -8.3 | Round 6 | LES MOUSQUETAIRES | 28 | 3NT | ♦K | -1 | -12 |
| -9.1 | Round 10 | ROTH | 2 | 3NT | ♠5 | = | -3 |
| -10.7 | Round 5 | BBCX | 13 | 4♥ | ♦9 | -1 | -12 |