DROZD Matej · CZECHIA U31
57rank
-104.2Butler · 98 bds
-1.06per board
±5.0swing
-1.38vs par /bd · #58/61
-1.06adjusted /bd
by round
vs par split: bidding -0.82 · play -0.56
Strength of schedule: opponents averaged +0.01/bd (an average draw) → opponent-adjusted -1.06/bd
Card play — on target: opening leads 83.3% #35 of 61 · declarer play 72.7% #39 of 61 · defence 84.4% #28 of 61
Bidding activity — not a pass: 45.6% #20 of 61 (128/281)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (12) | 88.9% (18) |
| Declarer play | 57.1% (7) | 80.0% (15) |
| Defence | 78.9% (19) | 88.5% (26) |
Opening leads by suit led: ♠ 88.9% (9) · ♥ 80.0% (10) · ♦ 71.4% (7) · ♣ 100.0% (4)
vs par by strain: NT -0.82 (39) · a suit -1.75 (59)
vs par by level: part-score -1.21 (38) · game -1.78 (54) · slam +1.17 (6)
By role: declaring -0.67/bd (-3.28 vs par · 53) · defending -1.53/bd (+0.87 vs par · 45)
By vulnerability: vulnerable -1.05/bd (-0.86 vs par · 49) · not vulnerable -1.07/bd (-1.90 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | L.Vachtarcik | D.Hsieh – L.Chen | Closed | 14 | -34.6 | -2.47 | -0.29 |
| Round 2 | N.Vachtarcikova | I.Mrkic – S.Probst | Closed | 14 | +5.3 | +0.38 | +2.43 |
| Round 3 | N.Vachtarcikova | K.Polap – E.Lindenthal | Open | 14 | -7.3 | -0.52 | -3.43 |
| Round 4 | N.Vachtarcikova | B.Koros – M.Vodicka | Closed | 14 | -7.3 | -0.52 | -3.36 |
| Round 5 | N.Vachtarcikova | M.Prokopowicz – J.Michalski | Closed | 14 | -16.9 | -1.21 | -3.00 |
| Round 7 | N.Vachtarcikova | P.Karlik – I.Walach | Closed | 14 | -31.7 | -2.26 | -0.29 |
| Round 8 | N.Vachtarcikova | J.Upmark – F.Nystrom | Closed | 14 | -11.7 | -0.84 | -1.71 |
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 |
|---|---|---|---|---|---|---|---|
| +12.0 | Round 4 | SLOVAKIA BLUE | 27 | 3♣x | ♦Q | -5 | +3 |
| +11.9 | Round 8 | BORTOLETTI | 18 | 6♥ | ♣A | = | +8 |
| +11.2 | Round 3 | ASCHAFFENBURG | 3 | 6♣x | ♠Q | -3 | +12 |
| +10.0 | Round 2 | MALA ZOVE | 27 | 2♥x | ♠7 | -3 | +9 |
| +9.0 | Round 1 | 44FUN | 5 | 3NT | ♥A | = | +7 |
| +9.0 | Round 2 | MALA ZOVE | 20 | 6♣ | ♠A | = | +0 |
| +7.3 | Round 1 | 44FUN | 14 | 4♥ | ♣K | = | +1 |
| +7.3 | Round 2 | MALA ZOVE | 18 | 4♥ | ♦6 | -2 | +11 |
| +6.6 | Round 5 | POLAND U21 A | 11 | 3NT | ♠9 | = | +0 |
| +5.3 | Round 2 | MALA ZOVE | 15 | 4♥ | ♦A | -3 | +6 |
| +4.6 | Round 8 | BORTOLETTI | 24 | 3NT | ♠5 | +1 | +1 |
| +4.6 | Round 8 | BORTOLETTI | 26 | 3NT | ♥Q | = | -1 |
| +4.3 | Round 2 | MALA ZOVE | 17 | 2♠ | ♣A | +4 | +13 |
| +4.3 | Round 4 | SLOVAKIA BLUE | 18 | 3♥ | ♠4 | = | +1 |
| +3.6 | Round 3 | ASCHAFFENBURG | 5 | 4♠ | ♦Q | = | +0 |
| +3.5 | Round 3 | ASCHAFFENBURG | 8 | 4♠ | ♥T | +1 | +0 |
| +3.0 | Round 8 | BORTOLETTI | 22 | 3NT | ♠3 | -3 | +9 |
| +2.7 | Round 4 | SLOVAKIA BLUE | 16 | 4♠ | ♣7 | +1 | +0 |
| +2.6 | Round 4 | SLOVAKIA BLUE | 17 | 5♦ | ♠K | = | -2 |
| +2.4 | Round 8 | BORTOLETTI | 19 | 3NT | ♠3 | +2 | -11 |
| +2.2 | Round 3 | ASCHAFFENBURG | 6 | 2NT | ♠7 | -1 | +5 |
| +2.1 | Round 3 | ASCHAFFENBURG | 7 | 3NT | ♥J | +1 | -1 |
| +1.9 | Round 7 | CZECHIA U23 | 3 | 3NT | ♠6 | = | +7 |
| +1.8 | Round 7 | CZECHIA U23 | 2 | 3NT | ♠9 | +3 | +14 |
| +1.5 | Round 3 | ASCHAFFENBURG | 2 | 4♠ | ♣J | +2 | -12 |
| +1.5 | Round 4 | SLOVAKIA BLUE | 23 | 3♠ | ♣A | -2 | +3 |
| +1.1 | Round 5 | POLAND U21 A | 4 | 5♦ | ♥4 | = | -1 |
| +1.0 | Round 5 | POLAND U21 A | 10 | 1NT | ♣A | +1 | +11 |
| +0.7 | Round 8 | BORTOLETTI | 20 | 4♠ | ♥Q | -1 | +7 |
| +0.7 | Round 8 | BORTOLETTI | 21 | 3NT | ♥2 | +1 | +0 |
| +0.5 | Round 2 | MALA ZOVE | 21 | 3♣ | ♥4 | = | +6 |
| +0.4 | Round 4 | SLOVAKIA BLUE | 24 | 4♠ | ♣Q | = | -1 |
| +0.4 | Round 5 | POLAND U21 A | 3 | 4♠ | ♦A | = | +1 |
| +0.3 | Round 7 | CZECHIA U23 | 11 | 3♥ | ♦Q | = | +1 |
| +0.2 | Round 4 | SLOVAKIA BLUE | 19 | 3♥ | ♦6 | = | -7 |
| +0.1 | Round 5 | POLAND U21 A | 5 | 3NT | ♥8 | +1 | +1 |
| +0.0 | Round 1 | 44FUN | 8 | 4♠ | ♥Q | +1 | +0 |
| +0.0 | Round 4 | SLOVAKIA BLUE | 26 | 4♠ | ♣4 | +1 | +0 |
| -0.1 | Round 5 | POLAND U21 A | 2 | 3NT | ♠5 | = | +1 |
| -0.1 | Round 5 | POLAND U21 A | 13 | 4♥ | ♠5 | = | +0 |
| -0.2 | Round 3 | ASCHAFFENBURG | 13 | 3♣ | ♥K | +1 | +0 |
| -0.4 | Round 2 | MALA ZOVE | 25 | 4♥ | ♠2 | +1 | +0 |
| -0.5 | Round 1 | 44FUN | 2 | 2♠ | ♥A | +1 | +0 |
| -0.5 | Round 1 | 44FUN | 10 | 1NT | ♣4 | +3 | +2 |
| -0.7 | Round 8 | BORTOLETTI | 27 | 1NT | ♠2 | = | +0 |
| -1.0 | Round 4 | SLOVAKIA BLUE | 25 | 1NT | ♥2 | = | -2 |
| -1.1 | Round 1 | 44FUN | 11 | 2♠ | ♦6 | = | +0 |
| -1.3 | Round 3 | ASCHAFFENBURG | 12 | 3♠ | ♥Q | = | +0 |
| -1.3 | Round 4 | SLOVAKIA BLUE | 22 | 3♥ | ♣5 | +1 | -6 |
| -1.3 | Round 7 | CZECHIA U23 | 6 | 4♥x | ♠7 | -1 | -6 |
| -1.4 | Round 7 | CZECHIA U23 | 7 | 4♥ | ♦6 | +1 | -1 |
| -1.5 | Round 3 | ASCHAFFENBURG | 14 | 2NT | ♠7 | +1 | -6 |
| -1.6 | Round 2 | MALA ZOVE | 28 | 4♠ | ♥6 | = | -13 |
| -1.7 | Round 1 | 44FUN | 4 | 3♥ | ♣Q | -1 | +1 |
| -1.7 | Round 7 | CZECHIA U23 | 4 | 3NT | ♥3 | -1 | -5 |
| -1.8 | Round 3 | ASCHAFFENBURG | 1 | 3NT | ♠6 | +4 | -10 |
| -1.8 | Round 7 | CZECHIA U23 | 13 | 1NT | ♠3 | -1 | +0 |
| -1.9 | Round 5 | POLAND U21 A | 8 | 4♠ | ♣A | = | -3 |
| -2.1 | Round 7 | CZECHIA U23 | 14 | 2♥ | ♦9 | +2 | -7 |
| -2.2 | Round 1 | 44FUN | 3 | 3♥ | ♣6 | +1 | +8 |
| -2.2 | Round 7 | CZECHIA U23 | 8 | 3NT | ♠3 | +1 | +10 |
| -2.2 | Round 8 | BORTOLETTI | 15 | 3NT | ♥K | +1 | +0 |
| -2.3 | Round 5 | POLAND U21 A | 12 | 2♣ | ♠T | -2 | -11 |
| -2.5 | Round 3 | ASCHAFFENBURG | 4 | 3♣ | ♦4 | -2 | -2 |
| -2.7 | Round 8 | BORTOLETTI | 16 | 4♣ | ♣J | +1 | -2 |
| -3.0 | Round 5 | POLAND U21 A | 1 | 4♠ | ♥8 | +1 | -11 |
| -3.1 | Round 2 | MALA ZOVE | 22 | 6♠ | ♦9 | = | +0 |
| -3.1 | Round 5 | POLAND U21 A | 7 | 1NT | ♥4 | = | -1 |
| -3.1 | Round 7 | CZECHIA U23 | 12 | 1NT | ♦5 | -1 | -11 |
| -3.8 | Round 5 | POLAND U21 A | 9 | 3♦ | ♠7 | -1 | -10 |
| -3.8 | Round 5 | POLAND U21 A | 14 | 3NT | ♣6 | -2 | -11 |
| -3.8 | Round 7 | CZECHIA U23 | 9 | 4♠ | ♣A | -2 | -6 |
| -3.9 | Round 4 | SLOVAKIA BLUE | 28 | 1NT | ♥3 | -1 | -5 |
| -4.1 | Round 1 | 44FUN | 12 | 3NT | ♦2 | +2 | +0 |
| -4.2 | Round 7 | CZECHIA U23 | 5 | 4NT | ♥6 | +2 | +11 |
| -4.5 | Round 2 | MALA ZOVE | 24 | 1NT | ♦Q | +1 | +0 |
| -4.7 | Round 2 | MALA ZOVE | 26 | 2♠ | ♥Q | -1 | +0 |
| -5.1 | Round 2 | MALA ZOVE | 19 | 1NT | ♠3 | = | +1 |
| -5.1 | Round 7 | CZECHIA U23 | 10 | 3NT | ♦7 | -1 | -6 |
| -5.2 | Round 2 | MALA ZOVE | 16 | 3NT | ♥Q | = | +1 |
| -5.2 | Round 3 | ASCHAFFENBURG | 10 | 4♠x | ♣K | -1 | -14 |
| -5.4 | Round 1 | 44FUN | 1 | 3♠ | ♥A | +1 | -7 |
| -5.4 | Round 4 | SLOVAKIA BLUE | 15 | 4♥ | ♦A | = | -6 |
| -5.7 | Round 8 | BORTOLETTI | 17 | 4♥ | ♣3 | -1 | -11 |
| -6.5 | Round 1 | 44FUN | 13 | 3NT | ♥T | = | +0 |
| -6.5 | Round 2 | MALA ZOVE | 23 | 4♥ | ♠6 | = | +0 |
| -8.0 | Round 3 | ASCHAFFENBURG | 9 | 3NT | ♦J | -1 | -10 |
| -8.0 | Round 5 | POLAND U21 A | 6 | 3♣ | ♥5 | = | -8 |
| -8.6 | Round 1 | 44FUN | 9 | 3NT | ♠Q | -3 | -6 |
| -9.0 | Round 7 | CZECHIA U23 | 1 | 3♦x | ♣A | -2 | -5 |
| -9.0 | Round 8 | BORTOLETTI | 23 | 4♠x | ♥K | = | -7 |
| -9.3 | Round 8 | BORTOLETTI | 28 | 1NT | ♠T | -1 | -10 |
| -9.5 | Round 4 | SLOVAKIA BLUE | 20 | 6♥ | ♠T | -1 | -13 |
| -9.9 | Round 4 | SLOVAKIA BLUE | 21 | 5♥ | ♦8 | -1 | -12 |
| -10.0 | Round 8 | BORTOLETTI | 25 | 3NT | ♥2 | = | -7 |
| -10.1 | Round 1 | 44FUN | 6 | 3NT | ♠4 | = | -10 |
| -10.2 | Round 1 | 44FUN | 7 | 7♥ | ♥6 | = | +0 |
| -10.9 | Round 3 | ASCHAFFENBURG | 11 | 2♠x | ♥5 | +1 | -10 |