DZIEMBOR Marcin · AZS US
476rank
-49.9Butler · 112 bds
-0.45per board
±4.0swing
+0.20vs par /bd · #231/599
-0.47adjusted /bd
by round
vs par split: bidding +0.12 · play +0.08
Strength of schedule: opponents averaged -0.03/bd (an average draw) → opponent-adjusted -0.47/bd
Card play — on target: opening leads 75.8% #384 of 599 · declarer play 57.1% #570 of 599 · defence 77.9% #552 of 599
Bidding activity — not a pass: 38.8% #464 of 599 (121/312)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (9) | 79.2% (24) |
| Declarer play | 50.0% (6) | 62.5% (8) |
| Defence | 70.0% (20) | 81.2% (48) |
Opening leads by suit led: ♠ 87.5% (8) · ♥ 75.0% (8) · ♦ 72.7% (11) · ♣ 66.7% (6)
vs par by strain: NT -0.84 (32) · a suit +0.61 (80)
vs par by level: part-score -1.89 (44) · game +1.23 (64) · slam +6.50 (4)
By role: declaring -0.42/bd (-2.27 vs par · 44) · defending -0.47/bd (+1.79 vs par · 68)
By vulnerability: vulnerable -1.70/bd (-1.59 vs par · 56) · not vulnerable +0.81/bd (+1.98 vs par · 56)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Batog | C.Dehaye – B.Dehaye | Closed | 14 | -18.1 | -1.29 | -0.86 |
| Round 2 | J.Batog | S.Olsen – R.Olsen | Closed | 14 | -18.1 | -1.29 | -1.71 |
| Round 3 | J.Batog | S.Kushari – K.Bendre | Closed | 14 | -0.3 | -0.02 | -1.00 |
| Round 4 | J.Batog | P.Pigot – T.Maccormac | Closed | 14 | -6.7 | -0.48 | -0.57 |
| Round 5 | J.Batog | A.Jarzabkowski – M.Sikora | Closed | 14 | +12.9 | +0.92 | +2.50 |
| Round 6 | J.Batog | A.Kasprzak – M.Barylewski | Closed | 14 | -17.1 | -1.22 | +1.21 |
| Round 7 | J.Batog | R.Gheorghe – C.Branzoiu | Closed | 14 | -1.8 | -0.13 | +0.86 |
| Round 8 | J.Batog | A.Holmes-Mackie – S.Atisen | Closed | 14 | -0.7 | -0.05 | +1.14 |
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 |
|---|---|---|---|---|---|---|---|
| +12.1 | Round 4 | PIGOT | 28 | 4♠ | ♥A | -1 | +12 |
| +10.4 | Round 7 | AMBRA | 2 | 4♥ | ♦T | -2 | +16 |
| +9.4 | Round 1 | BARRACUDA | 1 | 2♥x | ♠K | = | +8 |
| +7.4 | Round 3 | FORMIDABLES | 14 | 4♠x | ♦A | = | +7 |
| +6.9 | Round 5 | GDANSK | 10 | 5♦ | ♥3 | -4 | +11 |
| +6.6 | Round 2 | BAYWATCH | 15 | 3NT | ♣K | -2 | +20 |
| +6.1 | Round 6 | SZT MERITUM | 28 | 5♣ | ♦J | -2 | +17 |
| +5.2 | Round 8 | OASIS | 27 | 4♠ | ♦3 | +2 | +14 |
| +4.7 | Round 3 | FORMIDABLES | 12 | 3NT | ♠2 | -1 | +12 |
| +4.5 | Round 8 | OASIS | 19 | 4♥ | ♦T | = | +11 |
| +4.4 | Round 3 | FORMIDABLES | 11 | 3NT | ♥K | = | -1 |
| +4.2 | Round 1 | BARRACUDA | 10 | 4♠ | ♥J | = | +10 |
| +4.1 | Round 6 | SZT MERITUM | 21 | 6NT | ♠K | +1 | +13 |
| +3.8 | Round 8 | OASIS | 16 | 5♣ | ♠A | +1 | +5 |
| +3.6 | Round 4 | PIGOT | 26 | 2♥ | ♣J | -2 | +2 |
| +3.5 | Round 1 | BARRACUDA | 9 | 4♥ | ♦A | -1 | +6 |
| +3.4 | Round 7 | AMBRA | 14 | 4♣ | ♥K | -2 | +0 |
| +3.3 | Round 6 | SZT MERITUM | 20 | 6♠ | ♣4 | -1 | +13 |
| +3.2 | Round 5 | GDANSK | 12 | 4♥ | ♣J | +1 | +0 |
| +3.2 | Round 7 | AMBRA | 1 | 5♦ | ♥4 | -1 | +10 |
| +3.1 | Round 8 | OASIS | 15 | 5♥ | ♠J | +1 | +11 |
| +3.0 | Round 2 | BAYWATCH | 17 | 3NT | ♥6 | +1 | +4 |
| +3.0 | Round 7 | AMBRA | 11 | 4♠ | ♣A | -2 | +6 |
| +2.9 | Round 5 | GDANSK | 5 | 3♥ | ♣7 | -2 | +0 |
| +2.9 | Round 7 | AMBRA | 9 | 3NT | ♠8 | = | -1 |
| +2.7 | Round 5 | GDANSK | 6 | 3♥ | ♠J | = | +0 |
| +2.5 | Round 5 | GDANSK | 11 | 3NT | ♦K | = | +0 |
| +2.2 | Round 2 | BAYWATCH | 24 | 4♥ | ♦2 | +1 | +0 |
| +2.2 | Round 8 | OASIS | 17 | 4♠ | ♥3 | = | -1 |
| +2.1 | Round 2 | BAYWATCH | 25 | 2♦ | ♣3 | -1 | -2 |
| +1.8 | Round 4 | PIGOT | 17 | 4♠ | ♣J | = | -1 |
| +1.8 | Round 5 | GDANSK | 4 | 4♠ | ♣A | +2 | +9 |
| +1.8 | Round 6 | SZT MERITUM | 17 | 3NT | ♦Q | -1 | +5 |
| +1.7 | Round 2 | BAYWATCH | 23 | 4♠ | ♥A | -1 | +6 |
| +1.6 | Round 5 | GDANSK | 13 | 3♠ | ♣K | -2 | +9 |
| +1.5 | Round 5 | GDANSK | 9 | 2♠ | ♣J | = | +5 |
| +1.3 | Round 1 | BARRACUDA | 3 | 2♥ | ♦4 | -1 | -1 |
| +1.2 | Round 3 | FORMIDABLES | 1 | 3♥ | ♣Q | = | +1 |
| +1.2 | Round 3 | FORMIDABLES | 2 | 3NT | ♠6 | +3 | -10 |
| +1.2 | Round 4 | PIGOT | 18 | 3NT | ♥Q | +1 | +1 |
| +1.2 | Round 6 | SZT MERITUM | 24 | 2♣ | ♦K | = | +0 |
| +1.0 | Round 7 | AMBRA | 3 | 4♠x | ♦A | -2 | -7 |
| +0.9 | Round 3 | FORMIDABLES | 5 | 4♠ | ♥Q | = | +0 |
| +0.9 | Round 5 | GDANSK | 2 | 4♣ | ♥3 | +1 | +0 |
| +0.2 | Round 7 | AMBRA | 10 | 1NT | ♦9 | -1 | -1 |
| +0.2 | Round 8 | OASIS | 20 | 3NT | ♠8 | +4 | -12 |
| +0.1 | Round 4 | PIGOT | 27 | 3♦ | ♥9 | -2 | -1 |
| +0.0 | Round 3 | FORMIDABLES | 10 | 1NT | ♣8 | +1 | -11 |
| -0.0 | Round 6 | SZT MERITUM | 15 | 4♥ | ♦J | = | +0 |
| -0.4 | Round 3 | FORMIDABLES | 9 | 4♦ | ♦2 | = | -1 |
| -0.4 | Round 4 | PIGOT | 15 | 4♥ | ♣A | = | +0 |
| -0.4 | Round 7 | AMBRA | 13 | 5♣ | ♠T | = | +1 |
| -0.5 | Round 3 | FORMIDABLES | 4 | 4♥ | ♦3 | +1 | +13 |
| -0.5 | Round 4 | PIGOT | 20 | 2♥ | ♠4 | +1 | +0 |
| -0.5 | Round 6 | SZT MERITUM | 16 | 1NT | ♠2 | -1 | -2 |
| -0.5 | Round 8 | OASIS | 21 | 3♠ | ♣3 | -2 | +6 |
| -0.8 | Round 1 | BARRACUDA | 2 | 4♠ | ♥4 | +2 | -1 |
| -0.8 | Round 4 | PIGOT | 21 | 3NT | ♠T | +1 | +0 |
| -0.9 | Round 5 | GDANSK | 14 | 4♠x | ♥K | -1 | +5 |
| -1.0 | Round 2 | BAYWATCH | 19 | 2NT | ♦J | +1 | -1 |
| -1.0 | Round 8 | OASIS | 22 | 2♥ | ♠6 | +1 | +8 |
| -1.1 | Round 2 | BAYWATCH | 27 | 4NT | ♠6 | +1 | -11 |
| -1.1 | Round 8 | OASIS | 28 | 2♠ | ♥J | +1 | -1 |
| -1.2 | Round 1 | BARRACUDA | 5 | 2♠ | ♠7 | +1 | -6 |
| -1.3 | Round 5 | GDANSK | 8 | 1NT | ♦2 | = | -1 |
| -1.5 | Round 3 | FORMIDABLES | 6 | 5♦ | ♥K | = | +0 |
| -1.6 | Round 1 | BARRACUDA | 8 | 1NT | ♦K | +1 | +0 |
| -1.7 | Round 4 | PIGOT | 22 | 2♥ | ♣Q | = | -1 |
| -1.7 | Round 8 | OASIS | 23 | 4NT | ♦6 | +1 | +0 |
| -1.9 | Round 4 | PIGOT | 19 | 3♥ | ♠K | -1 | -2 |
| -2.0 | Round 2 | BAYWATCH | 26 | 5♠ | ♥9 | = | +0 |
| -2.0 | Round 6 | SZT MERITUM | 25 | 3♥ | ♦9 | -1 | -10 |
| -2.1 | Round 5 | GDANSK | 7 | 1NT | ♦5 | -2 | -2 |
| -2.4 | Round 1 | BARRACUDA | 12 | 3♦ | ♠6 | = | -5 |
| -2.4 | Round 7 | AMBRA | 12 | 4♥ | ♣3 | -3 | +8 |
| -2.6 | Round 1 | BARRACUDA | 11 | 2♣ | ♥6 | = | -5 |
| -2.6 | Round 1 | BARRACUDA | 14 | 2♠ | ♥4 | = | +7 |
| -2.7 | Round 2 | BAYWATCH | 21 | 3NT | ♥4 | = | -3 |
| -2.7 | Round 5 | GDANSK | 3 | 2NT | ♦A | = | -1 |
| -2.8 | Round 3 | FORMIDABLES | 7 | 4♥ | ♠8 | = | +1 |
| -2.8 | Round 4 | PIGOT | 25 | 3♥ | ♦K | -2 | -2 |
| -2.8 | Round 8 | OASIS | 24 | 5♠ | ♣9 | +1 | -11 |
| -3.1 | Round 2 | BAYWATCH | 20 | 4♠ | ♥T | = | +1 |
| -3.1 | Round 6 | SZT MERITUM | 19 | 3NT | ♥8 | = | +1 |
| -3.1 | Round 7 | AMBRA | 6 | 4♠ | ♥J | +2 | -9 |
| -3.3 | Round 6 | SZT MERITUM | 18 | 1NT | ♥Q | +1 | -1 |
| -3.3 | Round 6 | SZT MERITUM | 23 | 4♠ | ♥6 | = | +0 |
| -3.4 | Round 1 | BARRACUDA | 7 | 4♠ | ♣K | = | -9 |
| -3.5 | Round 8 | OASIS | 25 | 3NT | ♣5 | +1 | -1 |
| -3.6 | Round 3 | FORMIDABLES | 8 | 3NT | ♦5 | = | +0 |
| -3.7 | Round 7 | AMBRA | 4 | 4♥ | ♦3 | -1 | -6 |
| -3.8 | Round 6 | SZT MERITUM | 27 | 1NT | ♥3 | -4 | -7 |
| -3.9 | Round 3 | FORMIDABLES | 13 | 4♥ | ♦K | +3 | -17 |
| -3.9 | Round 7 | AMBRA | 8 | 4♠ | ♦J | -1 | -5 |
| -4.1 | Round 5 | GDANSK | 1 | 4♥x | ♠9 | -1 | +0 |
| -4.3 | Round 7 | AMBRA | 5 | 5♦ | ♠K | = | +0 |
| -4.4 | Round 8 | OASIS | 18 | 3NT | ♣8 | -1 | -6 |
| -4.7 | Round 8 | OASIS | 26 | 3♠ | ♠T | +1 | -7 |
| -4.8 | Round 2 | BAYWATCH | 18 | 4♠x | ♣4 | -1 | -11 |
| -5.3 | Round 2 | BAYWATCH | 22 | 2NT | ♥K | +2 | -2 |
| -5.3 | Round 4 | PIGOT | 24 | 6♠ | ♦K | = | +0 |
| -5.7 | Round 1 | BARRACUDA | 4 | 3♣ | ♥T | +1 | -7 |
| -5.7 | Round 4 | PIGOT | 16 | 3NT | ♠7 | +1 | -7 |
| -5.9 | Round 1 | BARRACUDA | 6 | 3♦ | ♥J | +1 | -7 |
| -6.1 | Round 2 | BAYWATCH | 28 | 3♦ | ♠A | = | -11 |
| -6.4 | Round 4 | PIGOT | 23 | 3♥ | ♦A | +2 | -9 |
| -7.4 | Round 3 | FORMIDABLES | 3 | 3♠ | ♣Q | = | -8 |
| -7.6 | Round 2 | BAYWATCH | 16 | 3♠ | ♣7 | -3 | -14 |
| -8.1 | Round 7 | AMBRA | 7 | 6♥ | ♠Q | = | +0 |
| -8.7 | Round 6 | SZT MERITUM | 22 | 4♥ | ♠A | +3 | -12 |
| -8.9 | Round 6 | SZT MERITUM | 26 | 4♥ | ♦K | = | +0 |
| -10.3 | Round 1 | BARRACUDA | 13 | 3NT | ♠2 | +2 | -2 |