KALITA Jacek · ZIMMERMANN
206rank
+28.5Butler · 98 bds
+0.29per board
±4.2swing
+0.28vs par /bd · #237/675
+0.61adjusted /bd
by round
vs par split: bidding -0.58 · play +0.86
Strength of schedule: opponents averaged +0.32/bd (a tough draw) → opponent-adjusted +0.61/bd
Card play — on target: opening leads 82.1% #153 of 675 · declarer play 78.9% #268 of 675 · defence 96.0% #24 of 675
Bidding activity — not a pass: 46.6% #141 of 675 (123/264)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 63.6% (11) | 94.1% (17) |
| Declarer play | 83.3% (12) | 71.4% (7) |
| Defence | 100.0% (18) | 93.8% (32) |
Opening leads by suit led: ♠ 66.7% (6) · ♥ 75.0% (12) · ♦ 100.0% (4) · ♣ 100.0% (6)
vs par by strain: NT +0.17 (40) · a suit +0.34 (58)
vs par by level: part-score +0.59 (29) · game +0.65 (62) · slam -4.29 (7)
By role: declaring +1.28/bd (-1.21 vs par · 48) · defending -0.66/bd (+1.70 vs par · 50)
By vulnerability: vulnerable -0.64/bd (-0.76 vs par · 49) · not vulnerable +1.22/bd (+1.31 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | M.Klukowski | F.Alter – M.Felmy | Closed | 14 | +48.9 | +3.49 | +2.93 |
| Round 2 | M.Klukowski | G.Chagas – A.Bianchedi | Open | 14 | +6.6 | +0.47 | +3.29 |
| Round 3 | M.Klukowski | Y.Sliwowicz – O.Sabbah | Closed | 14 | -10.8 | -0.77 | -0.50 |
| Round 4 | M.Klukowski | G.Shen – C.Dong | Closed | 14 | -18.0 | -1.29 | -0.86 |
| Round 5 | M.Klukowski | O.Rimstedt – M.Rimstedt | Open | 14 | -10.6 | -0.76 | -2.36 |
| Round 6 | M.Klukowski | G.Superson – G.Zedginidze | Closed | 14 | +7.8 | +0.56 | -0.93 |
| Round 7 | M.Klukowski | J.Selberg – F.Wrang | Open | 14 | +4.6 | +0.33 | +0.36 |
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 |
|---|---|---|---|---|---|---|---|
| +9.2 | Round 7 | TEAM SWEDEN | 9 | 3NTx | ♣3 | -2 | +12 |
| +9.1 | Round 1 | REASON | 1 | 3NT | ♠2 | = | +7 |
| +9.0 | Round 3 | SPS KIELCE POLAND | 5 | 3NT | ♣4 | -1 | +12 |
| +8.9 | Round 1 | REASON | 14 | 3NT | ♠6 | = | +7 |
| +8.8 | Round 1 | REASON | 7 | 4♠ | ♣A | = | +0 |
| +8.2 | Round 1 | REASON | 8 | 4♠ | ♥2 | = | +7 |
| +8.0 | Round 6 | KRAKOW AND RZESZOW | 15 | 4♠ | ♥7 | -1 | +5 |
| +7.8 | Round 7 | TEAM SWEDEN | 8 | 3NT | ♥9 | = | +7 |
| +6.5 | Round 2 | CAMBEROS | 23 | 4♣ | ♥A | +2 | +14 |
| +6.1 | Round 2 | CAMBEROS | 21 | 3NT | ♠6 | = | +6 |
| +5.8 | Round 1 | REASON | 3 | 4♥ | ♠4 | = | +10 |
| +5.7 | Round 1 | REASON | 13 | 3NT | ♣J | +1 | +10 |
| +5.6 | Round 4 | CHINA OPEN TEAM 1 | 26 | 3NT | ♥3 | = | +0 |
| +5.1 | Round 7 | TEAM SWEDEN | 11 | 4♥x | ♣8 | -2 | +5 |
| +4.7 | Round 5 | LEBOWITZ | 2 | 3NT | ♣Q | +1 | +1 |
| +4.5 | Round 2 | CAMBEROS | 17 | 3♠ | ♦J | -2 | +8 |
| +4.2 | Round 4 | CHINA OPEN TEAM 1 | 16 | 1NT | ♣3 | +4 | +6 |
| +3.4 | Round 2 | CAMBEROS | 18 | 1NT | ♠3 | -1 | +5 |
| +3.4 | Round 6 | KRAKOW AND RZESZOW | 16 | 5♣ | ♠2 | = | -5 |
| +3.3 | Round 1 | REASON | 2 | 3♠ | ♣6 | -1 | +12 |
| +3.3 | Round 2 | CAMBEROS | 27 | 4♠ | ♥3 | -1 | +5 |
| +3.3 | Round 6 | KRAKOW AND RZESZOW | 18 | 4♥ | ♣3 | +1 | -11 |
| +3.1 | Round 6 | KRAKOW AND RZESZOW | 25 | 2NT | ♥3 | -2 | +6 |
| +2.6 | Round 6 | KRAKOW AND RZESZOW | 20 | 2♥ | ♥8 | +2 | -10 |
| +2.5 | Round 4 | CHINA OPEN TEAM 1 | 24 | 4♠ | ♥6 | -1 | +10 |
| +2.4 | Round 2 | CAMBEROS | 26 | 6♣ | ♥T | -1 | +12 |
| +2.3 | Round 7 | TEAM SWEDEN | 10 | 3♦ | ♥T | +2 | +10 |
| +2.1 | Round 1 | REASON | 4 | 6♠ | ♥T | +1 | -13 |
| +2.1 | Round 2 | CAMBEROS | 24 | 2♦ | ♥J | +1 | +0 |
| +2.1 | Round 6 | KRAKOW AND RZESZOW | 27 | 5♦ | ♥6 | +1 | +11 |
| +2.1 | Round 7 | TEAM SWEDEN | 12 | 3NT | ♥3 | = | -1 |
| +2.0 | Round 5 | LEBOWITZ | 5 | 3♥ | ♣J | = | +6 |
| +1.9 | Round 1 | REASON | 12 | 4♥ | ♠T | = | +0 |
| +1.9 | Round 6 | KRAKOW AND RZESZOW | 21 | 5♣ | ♠3 | -2 | +2 |
| +1.8 | Round 3 | SPS KIELCE POLAND | 7 | 1NT | ♠9 | +1 | +1 |
| +1.8 | Round 6 | KRAKOW AND RZESZOW | 23 | 3NT | ♠9 | +3 | +1 |
| +1.3 | Round 3 | SPS KIELCE POLAND | 4 | 3♥ | ♠A | = | +0 |
| +1.1 | Round 7 | TEAM SWEDEN | 14 | 4♠x | ♦5 | -2 | +4 |
| +1.0 | Round 1 | REASON | 10 | 2♥ | ♦J | +1 | +10 |
| +1.0 | Round 1 | REASON | 11 | 4♠ | ♣J | = | -1 |
| +1.0 | Round 3 | SPS KIELCE POLAND | 10 | 1NT | ♠K | -2 | +9 |
| +1.0 | Round 4 | CHINA OPEN TEAM 1 | 15 | 3NT | ♠J | = | -1 |
| +0.9 | Round 7 | TEAM SWEDEN | 4 | 3♥ | ♦K | -1 | -9 |
| +0.8 | Round 4 | CHINA OPEN TEAM 1 | 27 | 3NT | ♠J | = | +0 |
| +0.8 | Round 5 | LEBOWITZ | 9 | 5♣ | ♥J | -1 | +1 |
| +0.3 | Round 3 | SPS KIELCE POLAND | 8 | 3NT | ♥2 | -1 | -2 |
| +0.2 | Round 1 | REASON | 6 | 5♥x | ♣8 | -2 | +5 |
| +0.2 | Round 3 | SPS KIELCE POLAND | 3 | 4♥ | ♦K | +1 | +11 |
| +0.2 | Round 4 | CHINA OPEN TEAM 1 | 19 | 2♠ | ♥6 | +1 | -10 |
| +0.2 | Round 7 | TEAM SWEDEN | 1 | 4♠ | ♥3 | +1 | +0 |
| -0.0 | Round 4 | CHINA OPEN TEAM 1 | 18 | 5♠ | ♣T | +2 | +12 |
| -0.1 | Round 5 | LEBOWITZ | 8 | 3♥ | ♠Q | = | +0 |
| -0.1 | Round 6 | KRAKOW AND RZESZOW | 28 | 1NT | ♠Q | -1 | +2 |
| -0.3 | Round 2 | CAMBEROS | 25 | 5♥ | ♠4 | = | +0 |
| -0.3 | Round 3 | SPS KIELCE POLAND | 12 | 3♦ | ♣6 | -1 | -4 |
| -0.3 | Round 7 | TEAM SWEDEN | 5 | 2♠ | ♥5 | +1 | +0 |
| -0.5 | Round 2 | CAMBEROS | 28 | 3NT | ♣T | = | -1 |
| -0.6 | Round 5 | LEBOWITZ | 3 | 4♥ | ♣6 | +1 | +0 |
| -0.7 | Round 2 | CAMBEROS | 15 | 3NT | ♣3 | +1 | +0 |
| -0.7 | Round 3 | SPS KIELCE POLAND | 11 | 6♣ | ♦3 | = | -11 |
| -0.7 | Round 5 | LEBOWITZ | 10 | 1NT | ♥J | = | -5 |
| -0.7 | Round 5 | LEBOWITZ | 13 | 3♠ | ♣J | +1 | -1 |
| -0.7 | Round 6 | KRAKOW AND RZESZOW | 19 | 3NT | ♠8 | +2 | -1 |
| -0.7 | Round 6 | KRAKOW AND RZESZOW | 22 | 3NT | ♥6 | +2 | +0 |
| -1.0 | Round 3 | SPS KIELCE POLAND | 1 | 3NT | ♣Q | = | +0 |
| -1.1 | Round 2 | CAMBEROS | 16 | 2♥ | ♥3 | = | -5 |
| -1.2 | Round 7 | TEAM SWEDEN | 3 | 4♠ | ♦J | -1 | +2 |
| -1.4 | Round 3 | SPS KIELCE POLAND | 14 | 4♥ | ♦A | = | -3 |
| -1.4 | Round 5 | LEBOWITZ | 1 | 3NT | ♣J | +1 | +0 |
| -1.5 | Round 5 | LEBOWITZ | 7 | 3NT | ♠6 | +3 | -13 |
| -1.7 | Round 5 | LEBOWITZ | 11 | 3NT | ♥6 | = | +0 |
| -2.0 | Round 5 | LEBOWITZ | 4 | 2NT | ♣2 | = | -11 |
| -2.3 | Round 4 | CHINA OPEN TEAM 1 | 28 | 4♠ | ♥J | = | -1 |
| -2.4 | Round 4 | CHINA OPEN TEAM 1 | 21 | 3♣ | ♦4 | -2 | -5 |
| -2.7 | Round 5 | LEBOWITZ | 14 | 5♣ | ♦3 | = | +0 |
| -2.8 | Round 3 | SPS KIELCE POLAND | 13 | 2♥ | ♠K | = | +0 |
| -2.8 | Round 7 | TEAM SWEDEN | 7 | 4♠ | ♥6 | -2 | -10 |
| -3.2 | Round 1 | REASON | 9 | 4♠ | ♠4 | -3 | -8 |
| -3.3 | Round 5 | LEBOWITZ | 12 | 3NT | ♥4 | -1 | -10 |
| -3.3 | Round 6 | KRAKOW AND RZESZOW | 24 | 3NT | ♦4 | +1 | -1 |
| -3.4 | Round 5 | LEBOWITZ | 6 | 3NT | ♥3 | +3 | -1 |
| -3.7 | Round 2 | CAMBEROS | 19 | 5♣ | ♦A | = | +0 |
| -3.7 | Round 4 | CHINA OPEN TEAM 1 | 20 | 2♥ | ♦Q | -3 | -5 |
| -3.8 | Round 4 | CHINA OPEN TEAM 1 | 25 | 3♠ | ♠5 | +2 | -2 |
| -3.9 | Round 1 | REASON | 5 | 3NT | ♠3 | -1 | -5 |
| -4.0 | Round 7 | TEAM SWEDEN | 6 | 2♠ | ♠2 | -1 | -5 |
| -4.5 | Round 3 | SPS KIELCE POLAND | 6 | 5♦ | ♠A | -1 | -6 |
| -4.9 | Round 3 | SPS KIELCE POLAND | 9 | 3NT | ♣9 | -4 | -11 |
| -5.2 | Round 6 | KRAKOW AND RZESZOW | 17 | 6♦x | ♥4 | -1 | -9 |
| -5.7 | Round 4 | CHINA OPEN TEAM 1 | 22 | 3NT | ♠K | -3 | -5 |
| -6.0 | Round 4 | CHINA OPEN TEAM 1 | 17 | 6NT | ♥3 | -1 | -11 |
| -6.5 | Round 7 | TEAM SWEDEN | 13 | 4♥ | ♣A | = | -10 |
| -7.5 | Round 2 | CAMBEROS | 22 | 7♣ | ♦3 | = | +2 |
| -7.9 | Round 2 | CAMBEROS | 20 | 4♥ | ♣3 | +1 | +0 |
| -8.4 | Round 4 | CHINA OPEN TEAM 1 | 23 | 3NT | ♦J | = | +0 |
| -8.4 | Round 6 | KRAKOW AND RZESZOW | 26 | 3NT | ♥3 | = | -3 |
| -8.8 | Round 3 | SPS KIELCE POLAND | 2 | 3NT | ♥5 | = | -3 |
| -9.3 | Round 7 | TEAM SWEDEN | 2 | 6♦ | ♠A | = | +0 |