ADAMCZAK Michal · POLAND U21 A
346rank
-55.5Butler · 98 bds
-0.57per board
±4.6swing
-1.01vs par /bd · #365/382
-0.59adjusted /bd
by round
vs par split: bidding -1.05 · play +0.04
Strength of schedule: opponents averaged -0.03/bd (an average draw) → opponent-adjusted -0.59/bd
Card play — on target: opening leads 82.6% #132 of 382 · declarer play 63.3% #333 of 382 · defence 89.1% #135 of 382
Bidding activity — not a pass: 49.6% #18 of 382 (137/276)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 84.2% (19) |
| Declarer play | 50.0% (6) | 66.7% (24) |
| Defence | 100.0% (7) | 87.2% (39) |
Opening leads by suit led: ♠ 100.0% (6) · ♥ 75.0% (4) · ♦ 66.7% (9) · ♣ 100.0% (4)
vs par by strain: NT -1.06 (16) · a suit -1.00 (82)
vs par by level: part-score +0.15 (40) · game -2.36 (44) · slam -0.07 (14)
By role: declaring -0.25/bd (-3.19 vs par · 52) · defending -0.92/bd (+1.46 vs par · 46)
By vulnerability: vulnerable -0.22/bd (-1.41 vs par · 49) · not vulnerable -0.91/bd (-0.61 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | K.Turant | P.Zatorski – R.Pachtman | Closed | 14 | -4.7 | -0.34 | -0.79 |
| Round 3 | K.Turant | G.Hopfenheit – S.Reim | Open | 14 | -11.8 | -0.84 | -3.29 |
| Round 4 | K.Turant | G.Radisic – D.Zipovski | Open | 14 | +3.7 | +0.26 | +1.64 |
| Round 6 | K.Turant | J.Overdeck – A.Gerli | Open | 14 | -24.9 | -1.78 | -1.86 |
| Round 7 | K.Turant | A.Kowalski – C.Bortoletti | Closed | 14 | +28.5 | +2.04 | -0.14 |
| Round 9 | K.Turant | M.Kemeny – Z.Argay | Closed | 14 | -6.1 | -0.44 | +0.71 |
| Round 11 | K.Turant | A.Birman – D.Padon | Closed | 14 | -40.2 | -2.87 | -3.36 |
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 |
|---|---|---|---|---|---|---|---|
| +13.4 | Round 9 | ANGELS | 13 | 6♣ | ♦8 | -1 | +20 |
| +12.9 | Round 3 | LOIBEN | 7 | 6NT | ♣2 | -1 | +20 |
| +7.8 | Round 3 | LOIBEN | 5 | 6♣ | ♦J | = | -13 |
| +7.3 | Round 7 | BORTOLETTI | 9 | 3♣ | ♦8 | -4 | +3 |
| +7.2 | Round 7 | BORTOLETTI | 4 | 7♣ | ♥J | = | -2 |
| +6.3 | Round 7 | BORTOLETTI | 5 | 2♥ | ♠7 | -2 | +7 |
| +5.8 | Round 3 | LOIBEN | 12 | 6♠ | ♣2 | = | -12 |
| +5.6 | Round 6 | OVERDECK | 20 | 2♣ | ♠8 | -2 | +7 |
| +5.4 | Round 2 | ALTSHULER | 19 | 6♠ | ♠9 | = | +0 |
| +5.4 | Round 7 | BORTOLETTI | 10 | 4♥ | ♠A | = | +10 |
| +4.6 | Round 7 | BORTOLETTI | 12 | 4♥ | ♣A | = | -1 |
| +4.4 | Round 2 | ALTSHULER | 17 | 4♥ | ♠4 | -1 | +10 |
| +4.2 | Round 2 | ALTSHULER | 25 | 4♠ | ♣K | -1 | +5 |
| +4.1 | Round 6 | OVERDECK | 23 | 5♦ | ♣8 | +1 | -10 |
| +4.0 | Round 9 | ANGELS | 12 | 4♣x | ♣8 | -1 | +11 |
| +3.8 | Round 11 | BIANCHI | 13 | 3♣ | ♥7 | -1 | -1 |
| +3.6 | Round 4 | ZIP | 21 | 3NT | ♦6 | = | +0 |
| +2.7 | Round 2 | ALTSHULER | 24 | 2♣ | ♣4 | -1 | +8 |
| +2.5 | Round 3 | LOIBEN | 8 | 4♥ | ♣K | -2 | +6 |
| +2.4 | Round 6 | OVERDECK | 26 | 4♥ | ♦Q | = | -1 |
| +2.2 | Round 4 | ZIP | 22 | 4♠ | ♠J | +2 | +11 |
| +2.1 | Round 2 | ALTSHULER | 15 | 3♠ | ♣T | +1 | +1 |
| +2.1 | Round 6 | OVERDECK | 17 | 4♥ | ♣Q | +2 | -14 |
| +2.1 | Round 9 | ANGELS | 5 | 4♠ | ♣K | = | +0 |
| +1.8 | Round 3 | LOIBEN | 9 | 2♠ | ♣T | = | +5 |
| +1.8 | Round 4 | ZIP | 16 | 2♥ | ♠K | = | -1 |
| +1.4 | Round 7 | BORTOLETTI | 1 | 6NT | ♥8 | +1 | +1 |
| +1.4 | Round 11 | BIANCHI | 7 | 3NT | ♥K | +1 | -1 |
| +1.3 | Round 4 | ZIP | 18 | 2♠ | ♠2 | +1 | +0 |
| +1.2 | Round 7 | BORTOLETTI | 11 | 4♠ | ♥K | = | -1 |
| +1.2 | Round 11 | BIANCHI | 2 | 2♠ | ♥J | = | +5 |
| +1.1 | Round 4 | ZIP | 24 | 4♥ | ♠T | +1 | +0 |
| +1.1 | Round 4 | ZIP | 28 | 2♠ | ♦Q | = | +9 |
| +1.1 | Round 11 | BIANCHI | 10 | 5♥ | ♠A | = | -12 |
| +1.0 | Round 4 | ZIP | 25 | 2NT | ♥A | = | +0 |
| +1.0 | Round 7 | BORTOLETTI | 2 | 4♠ | ♠T | +1 | +0 |
| +0.9 | Round 4 | ZIP | 23 | 4♠ | ♣J | = | +0 |
| +0.9 | Round 7 | BORTOLETTI | 8 | 4♥ | ♥J | +1 | -11 |
| +0.9 | Round 9 | ANGELS | 1 | 4♠ | ♦8 | = | +1 |
| +0.7 | Round 6 | OVERDECK | 18 | 3♠ | ♦A | +1 | +6 |
| +0.5 | Round 7 | BORTOLETTI | 7 | 2♥ | ♥T | -1 | +0 |
| +0.5 | Round 9 | ANGELS | 6 | 1NT | ♦8 | +1 | +0 |
| +0.4 | Round 9 | ANGELS | 14 | 4♠ | ♥J | +1 | +0 |
| +0.1 | Round 2 | ALTSHULER | 27 | 3♥ | ♠4 | -1 | -9 |
| +0.1 | Round 3 | LOIBEN | 3 | 2♦ | ♦Q | +2 | +0 |
| -0.1 | Round 4 | ZIP | 19 | 3NT | ♠J | +1 | -1 |
| -0.2 | Round 2 | ALTSHULER | 21 | 3♠ | ♠6 | -1 | +2 |
| -0.2 | Round 2 | ALTSHULER | 28 | 4♦ | ♦8 | -1 | -5 |
| -0.2 | Round 9 | ANGELS | 8 | 1NT | ♣Q | = | -2 |
| -0.3 | Round 2 | ALTSHULER | 20 | 3NT | ♣4 | = | -2 |
| -0.3 | Round 4 | ZIP | 20 | 4♠ | ♥7 | -1 | +6 |
| -0.4 | Round 3 | LOIBEN | 14 | 2♠ | ♥6 | -1 | -3 |
| -0.4 | Round 7 | BORTOLETTI | 3 | 3♠ | ♣4 | = | -6 |
| -0.5 | Round 3 | LOIBEN | 1 | 6NT | ♠9 | = | +0 |
| -0.6 | Round 9 | ANGELS | 10 | 1NT | ♦A | +1 | -10 |
| -0.6 | Round 11 | BIANCHI | 3 | 3♦ | ♦6 | +1 | +7 |
| -0.9 | Round 6 | OVERDECK | 25 | 2♦ | ♠5 | +1 | +0 |
| -1.0 | Round 7 | BORTOLETTI | 14 | 4♥ | ♦K | = | +0 |
| -1.2 | Round 6 | OVERDECK | 15 | 4♥ | ♦7 | +1 | +0 |
| -1.4 | Round 6 | OVERDECK | 27 | 3♦ | ♠6 | +1 | +0 |
| -1.5 | Round 4 | ZIP | 17 | 4♥ | ♦6 | -1 | -5 |
| -1.6 | Round 4 | ZIP | 27 | 4♥ | ♣9 | = | +0 |
| -1.6 | Round 9 | ANGELS | 3 | 3♥ | ♣J | -1 | -5 |
| -1.8 | Round 3 | LOIBEN | 13 | 4♠ | ♥A | = | -9 |
| -1.8 | Round 4 | ZIP | 26 | 2♠ | ♣Q | +1 | +10 |
| -1.9 | Round 7 | BORTOLETTI | 6 | 2♥ | ♠J | -1 | +0 |
| -2.5 | Round 11 | BIANCHI | 14 | 2♥ | ♣5 | = | +7 |
| -2.6 | Round 2 | ALTSHULER | 26 | 4♠ | ♥8 | -1 | -6 |
| -2.6 | Round 11 | BIANCHI | 8 | 4♥ | ♣A | = | +0 |
| -2.7 | Round 6 | OVERDECK | 24 | 2♠ | ♣6 | -1 | +2 |
| -2.7 | Round 9 | ANGELS | 7 | 1NT | ♥5 | = | +1 |
| -3.1 | Round 9 | ANGELS | 9 | 7♥ | ♦8 | = | +0 |
| -3.2 | Round 2 | ALTSHULER | 18 | 3♠ | ♦8 | +1 | -2 |
| -3.2 | Round 6 | OVERDECK | 28 | 2♠ | ♦9 | = | -6 |
| -3.7 | Round 2 | ALTSHULER | 23 | 4♠ | ♣2 | -2 | -13 |
| -3.7 | Round 11 | BIANCHI | 4 | 3NT | ♠J | = | +0 |
| -3.8 | Round 3 | LOIBEN | 6 | 2NT | ♦T | +1 | -7 |
| -3.9 | Round 11 | BIANCHI | 1 | 4♠ | ♣A | +1 | -11 |
| -4.0 | Round 4 | ZIP | 15 | 2NT | ♥J | +2 | -6 |
| -4.0 | Round 7 | BORTOLETTI | 13 | 1♠x | ♠J | = | -2 |
| -5.1 | Round 9 | ANGELS | 4 | 4♥ | ♠3 | -1 | -6 |
| -5.1 | Round 11 | BIANCHI | 11 | 3♣ | ♠T | +1 | -11 |
| -5.2 | Round 3 | LOIBEN | 11 | 4♥ | ♣A | = | -3 |
| -5.2 | Round 11 | BIANCHI | 5 | 3NT | ♥7 | -1 | -10 |
| -5.7 | Round 6 | OVERDECK | 16 | 4♠x | ♥4 | -2 | -5 |
| -5.8 | Round 6 | OVERDECK | 21 | 5♠ | ♦K | -1 | -9 |
| -5.9 | Round 2 | ALTSHULER | 16 | 4♠ | ♦5 | = | +0 |
| -6.1 | Round 6 | OVERDECK | 19 | 3♠x | ♦6 | -3 | -9 |
| -6.2 | Round 3 | LOIBEN | 2 | 6♠ | ♣J | -1 | -17 |
| -6.2 | Round 9 | ANGELS | 2 | 4♠ | ♥A | = | +5 |
| -6.8 | Round 11 | BIANCHI | 12 | 4♥ | ♦7 | = | -3 |
| -7.3 | Round 11 | BIANCHI | 9 | 6♥ | ♦J | = | -11 |
| -7.5 | Round 2 | ALTSHULER | 22 | 7♠ | ♠3 | = | +0 |
| -7.9 | Round 9 | ANGELS | 11 | 4♥ | ♣A | -1 | -5 |
| -10.0 | Round 11 | BIANCHI | 6 | 4♥ | ♦9 | -1 | -6 |
| -11.9 | Round 3 | LOIBEN | 10 | 6♣ | ♥A | = | +0 |
| -12.8 | Round 6 | OVERDECK | 22 | 6♠ | ♦6 | = | +13 |
| -12.9 | Round 3 | LOIBEN | 4 | 4♠ | ♦4 | -2 | -13 |