SEREK Cezary · CONNECTOR POLAND
141rank
+21.8Butler · 90 bds
+0.24per board
±4.4swing
+0.79vs par /bd · #54/441
+0.36adjusted /bd
by round
vs par split: bidding +0.67 · play +0.12
Strength of schedule: opponents averaged +0.12/bd (a tough draw) → opponent-adjusted +0.36/bd
Card play — on target: opening leads 84.6% #138 of 441 · declarer play 60.0% #421 of 441 · defence 82.7% #267 of 441
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (6) | 90.0% (20) |
| Declarer play | 66.7% (6) | 57.1% (14) |
| Defence | 86.7% (15) | 81.1% (37) |
Opening leads by suit led: ♠ 100.0% (8) · ♥ 66.7% (6) · ♦ 75.0% (4) · ♣ 87.5% (8)
vs par by strain: NT +1.76 (25) · a suit +0.41 (65)
vs par by level: part-score +0.29 (35) · game +0.98 (51) · slam +2.75 (4)
By role: declaring -0.42/bd (-2.90 vs par · 38) · defending +0.72/bd (+3.48 vs par · 52)
By vulnerability: vulnerable +0.28/bd (-0.56 vs par · 43) · not vulnerable +0.21/bd (+2.02 vs par · 47)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | D.Kazmucha | M.Kang – Y.Wang | Open | 10 | -2.7 | -0.27 | +2.60 |
| Round 3 | D.Kazmucha | M.Schneider – G.Smykalla | Open | 10 | -1.8 | -0.18 | -2.40 |
| Round 7 | D.Kazmucha | M.Lewis – R.Muller | Open | 10 | +6.5 | +0.65 | +2.20 |
| Round 8 | D.Kazmucha | D.Schaltz – P.Schaltz | Closed | 10 | -3.5 | -0.35 | -0.30 |
| Round 10 | D.Kazmucha | P.Soulet – N.Dutilloy | Open | 10 | +28.3 | +2.83 | +3.70 |
| Round 12 | D.Kazmucha | M.Michielsen – R.Prooijen | Open | 10 | -20.0 | -2.00 | -1.50 |
| Round 13 | D.Kazmucha | A.Levy – A.Levy | Open | 10 | -4.8 | -0.48 | +1.50 |
| Round 14 | D.Kazmucha | E.Ozturk – F.Cakici | Closed | 10 | +26.5 | +2.65 | +3.00 |
| Round 15 | D.Kazmucha | A.Zack Einarsson – B.Efraimsson | Closed | 10 | -6.7 | -0.67 | -1.70 |
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 |
|---|---|---|---|---|---|---|---|
| +9.7 | Round 3 | BAVARIA | 29 | 4♠x | ♦2 | -3 | -7 |
| +9.3 | Round 10 | DUTILLOY | 3 | 3NT | ♠4 | -1 | +12 |
| +7.9 | Round 10 | DUTILLOY | 5 | 6NT | ♠6 | +1 | +1 |
| +7.4 | Round 7 | CROATIA | 7 | 5♣ | ♦A | = | +13 |
| +6.9 | Round 14 | BEAUVILLAIN | 20 | 4♠ | ♥9 | = | +10 |
| +6.3 | Round 10 | DUTILLOY | 8 | 5♥x | ♣8 | -1 | +9 |
| +6.3 | Round 14 | BEAUVILLAIN | 13 | 4♥ | ♣A | +2 | +13 |
| +6.2 | Round 14 | BEAUVILLAIN | 18 | 3NT | ♥4 | = | +11 |
| +6.0 | Round 2 | BEIJING TRINERGY | 16 | 4♥ | ♣J | -1 | +10 |
| +5.9 | Round 12 | NED AUT | 21 | 4♠ | ♦Q | -1 | +12 |
| +5.9 | Round 15 | ANNA | 30 | 5♣x | ♠K | -2 | +9 |
| +5.8 | Round 13 | ALAIN LEVY | 5 | 3♥ | ♠K | -1 | +10 |
| +5.4 | Round 2 | BEIJING TRINERGY | 18 | 3♠ | ♣J | -3 | +4 |
| +5.3 | Round 2 | BEIJING TRINERGY | 14 | 3NT | ♠7 | -2 | +11 |
| +5.0 | Round 3 | BAVARIA | 28 | 4♠ | ♣K | +2 | -3 |
| +5.0 | Round 7 | CROATIA | 5 | 3NT | ♠3 | = | +7 |
| +5.0 | Round 14 | BEAUVILLAIN | 12 | 3NT | ♥3 | -2 | +8 |
| +4.8 | Round 12 | NED AUT | 23 | 2♦ | ♥A | +1 | +11 |
| +3.7 | Round 8 | SCHALTZ | 17 | 3NT | ♦3 | -1 | +5 |
| +3.6 | Round 13 | ALAIN LEVY | 4 | 1NT | ♣K | = | +11 |
| +3.3 | Round 10 | DUTILLOY | 1 | 4♠x | ♥6 | -1 | +9 |
| +3.3 | Round 14 | BEAUVILLAIN | 16 | 4♠ | ♣Q | = | -1 |
| +3.1 | Round 13 | ALAIN LEVY | 2 | 3♥ | ♣A | -2 | -1 |
| +2.9 | Round 8 | SCHALTZ | 11 | 2♠ | ♥3 | +1 | +6 |
| +2.7 | Round 8 | SCHALTZ | 15 | 4♣ | ♦5 | -1 | +5 |
| +2.5 | Round 10 | DUTILLOY | 6 | 3♣ | ♠A | -1 | +6 |
| +2.4 | Round 15 | ANNA | 23 | 1NT | ♣3 | +2 | +1 |
| +2.3 | Round 15 | ANNA | 26 | 4♠x | ♦K | -2 | -3 |
| +2.2 | Round 3 | BAVARIA | 23 | 4♥ | ♠3 | -1 | +12 |
| +2.2 | Round 7 | CROATIA | 2 | 6♦ | ♠Q | +1 | +13 |
| +2.1 | Round 3 | BAVARIA | 25 | 4♣ | ♠7 | -2 | +3 |
| +2.1 | Round 7 | CROATIA | 1 | 4♥ | ♠9 | -1 | +3 |
| +1.9 | Round 10 | DUTILLOY | 9 | 1♠ | ♣4 | +3 | +1 |
| +1.8 | Round 10 | DUTILLOY | 10 | 1NT | ♣J | = | -2 |
| +1.8 | Round 14 | BEAUVILLAIN | 19 | 6♦ | ♣A | +1 | -13 |
| +1.8 | Round 15 | ANNA | 24 | 4♠ | ♣8 | +1 | +0 |
| +1.7 | Round 3 | BAVARIA | 27 | 2♦ | ♠K | +1 | +0 |
| +1.7 | Round 8 | SCHALTZ | 14 | 4♥ | ♣Q | +1 | +4 |
| +0.8 | Round 3 | BAVARIA | 22 | 3NT | ♦6 | +2 | +0 |
| +0.8 | Round 12 | NED AUT | 27 | 2♥ | ♣Q | +1 | +1 |
| +0.7 | Round 10 | DUTILLOY | 7 | 2♥ | ♣2 | +1 | +10 |
| +0.5 | Round 14 | BEAUVILLAIN | 14 | 3NT | ♦K | -1 | +2 |
| +0.4 | Round 8 | SCHALTZ | 13 | 4♠ | ♥6 | +2 | +13 |
| +0.3 | Round 12 | NED AUT | 24 | 4♥ | ♠A | +1 | +0 |
| +0.1 | Round 14 | BEAUVILLAIN | 11 | 2♣ | ♦10 | -2 | +7 |
| -0.1 | Round 3 | BAVARIA | 21 | 4♠ | ♥3 | -1 | -6 |
| -0.1 | Round 7 | CROATIA | 6 | 4♠ | ♦5 | +1 | +0 |
| -0.1 | Round 13 | ALAIN LEVY | 8 | 4♥ | ♦Q | +1 | +0 |
| -0.2 | Round 13 | ALAIN LEVY | 1 | 4♠ | ♥J | = | +1 |
| -0.2 | Round 13 | ALAIN LEVY | 6 | 4♥ | ♣4 | +1 | +0 |
| -0.3 | Round 15 | ANNA | 28 | 2♠ | ♦K | = | -1 |
| -0.4 | Round 8 | SCHALTZ | 12 | 2NT | ♣3 | +1 | -1 |
| -0.5 | Round 3 | BAVARIA | 26 | 2♥ | ♣5 | -1 | +1 |
| -0.6 | Round 2 | BEIJING TRINERGY | 15 | 3NT | ♥Q | = | +0 |
| -0.8 | Round 13 | ALAIN LEVY | 7 | 1NT | ♣K | +1 | +0 |
| -1.0 | Round 2 | BEIJING TRINERGY | 20 | 4♥ | ♦3 | -2 | -3 |
| -1.0 | Round 7 | CROATIA | 3 | 2♠ | ♥J | +1 | +0 |
| -1.0 | Round 14 | BEAUVILLAIN | 15 | 3♥ | ♠9 | +1 | -6 |
| -1.1 | Round 7 | CROATIA | 4 | 3♣ | ♦Q | +1 | -10 |
| -1.1 | Round 13 | ALAIN LEVY | 3 | 2♠x | ♥4 | -1 | -6 |
| -1.2 | Round 15 | ANNA | 25 | 3NT | ♦4 | +3 | +12 |
| -1.6 | Round 2 | BEIJING TRINERGY | 11 | 3♥ | ♣A | = | -1 |
| -1.7 | Round 12 | NED AUT | 28 | 3♥ | ♥6 | = | -7 |
| -1.8 | Round 7 | CROATIA | 9 | 3NT | ♥A | +1 | +1 |
| -2.0 | Round 12 | NED AUT | 22 | 3♦ | ♠8 | = | +0 |
| -2.1 | Round 7 | CROATIA | 10 | 1NT | ♣Q | = | +1 |
| -2.1 | Round 8 | SCHALTZ | 16 | 2♦ | ♠A | = | -5 |
| -2.1 | Round 10 | DUTILLOY | 4 | 3NT | ♥Q | = | -3 |
| -2.3 | Round 2 | BEIJING TRINERGY | 13 | 4♠ | ♥K | +1 | +10 |
| -2.6 | Round 2 | BEIJING TRINERGY | 19 | 1NT | ♥6 | -1 | -5 |
| -2.6 | Round 14 | BEAUVILLAIN | 17 | 3♥ | ♥A | = | -1 |
| -2.9 | Round 8 | SCHALTZ | 20 | 3NT | ♣4 | -1 | -12 |
| -3.2 | Round 15 | ANNA | 27 | 3♣ | ♥A | +1 | +0 |
| -3.3 | Round 10 | DUTILLOY | 2 | 3NT | ♠3 | -1 | -6 |
| -3.5 | Round 12 | NED AUT | 29 | 4♥ | ♦J | -1 | -12 |
| -3.8 | Round 8 | SCHALTZ | 19 | 4♠ | ♥A | -2 | -12 |
| -4.1 | Round 7 | CROATIA | 8 | 2♠ | ♦5 | +1 | -6 |
| -4.1 | Round 15 | ANNA | 22 | 2♠ | ♣2 | -1 | -8 |
| -5.0 | Round 2 | BEIJING TRINERGY | 12 | 5♣ | ♥A | -1 | -10 |
| -5.0 | Round 15 | ANNA | 21 | 4♥ | ♦4 | +2 | -17 |
| -5.3 | Round 15 | ANNA | 29 | 3NT | ♠A | -3 | -10 |
| -5.7 | Round 8 | SCHALTZ | 18 | 4♠x | ♥A | -1 | -6 |
| -6.3 | Round 2 | BEIJING TRINERGY | 17 | 6♠ | ♣K | = | +10 |
| -6.3 | Round 13 | ALAIN LEVY | 9 | 4♥ | ♠10 | +1 | +0 |
| -6.9 | Round 12 | NED AUT | 25 | 2♥x | ♥8 | -1 | -8 |
| -7.5 | Round 12 | NED AUT | 30 | 3NT | ♣5 | = | +0 |
| -8.6 | Round 13 | ALAIN LEVY | 10 | 3NT | ♠9 | = | +0 |
| -9.5 | Round 3 | BAVARIA | 30 | 4♠x | ♥A | = | -12 |
| -10.2 | Round 12 | NED AUT | 26 | 4♥ | ♠K | -1 | -12 |
| -13.2 | Round 3 | BAVARIA | 24 | 4♠x | ♣4 | -4 | -12 |