SOBCZAK Mateusz · MAGMA
262rank
-15.1Butler · 100 bds
-0.15per board
±4.4swing
+0.73vs par /bd · #71/428
-0.04adjusted /bd
by round
vs par split: bidding +1.03 · play -0.22
Strength of schedule: opponents averaged +0.11/bd (a tough draw) → opponent-adjusted -0.04/bd
Card play — on target: opening leads 71.0% #386 of 428 · declarer play 69.6% #296 of 428 · defence 89.7% #64 of 428
Bidding activity — not a pass: 34.6% #412 of 428 (97/280)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (3) | 71.4% (28) |
| Declarer play | 50.0% (6) | 76.5% (17) |
| Defence | 77.8% (9) | 91.8% (49) |
Opening leads by suit led: ♠ 72.7% (11) · ♥ 66.7% (6) · ♦ 57.1% (7) · ♣ 85.7% (7)
vs par by strain: NT +1.12 (16) · a suit +0.74 (82)
vs par by level: part-score +0.00 (41) · game +0.86 (50) · slam +5.14 (7)
By role: declaring +0.07/bd (-1.57 vs par · 40) · defending -0.30/bd (+2.45 vs par · 58)
By vulnerability: vulnerable +0.36/bd (+0.90 vs par · 51) · not vulnerable -0.68/bd (+0.55 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | W.Soltysik | T.Modrzejewski – P.Zubiel | Closed | 10 | +1.8 | +0.18 | +3.10 |
| Round 2 | W.Soltysik | A.Palma – J.Upmark | Closed | 10 | +4.8 | +0.48 | -1.10 |
| Round 3 | A.Krysa | C.Ernst – H.Bletz | Closed | 10 | +10.4 | +1.04 | +2.20 |
| Round 4 | A.Krysa | A.Ucar – R.Vardar | Closed | 10 | -17.6 | -1.76 | -3.20 |
| Round 5 | A.Krysa | C.Vincent – I.Saesseli | Closed | 10 | +5.2 | +0.52 | +0.40 |
| Round 6 | W.Soltysik | R.Guth – M.Kurek Beaulieu | Closed | 10 | -26.5 | -2.65 | -2.50 |
| Round 7 | A.Krysa | P.Franceschetti – H.Setton | Closed | 10 | +1.5 | +0.15 | +2.10 |
| Round 8 | A.Krysa | N.Bausback – B.Wodniansky | Closed | 10 | +8.0 | +0.80 | +2.90 |
| Round 9 | A.Krysa | D.Cohen – J.Engel | Closed | 10 | +10.9 | +1.09 | +2.40 |
| Round 10 | A.Krysa | H.Peyret – E.Erbil | Closed | 10 | -13.6 | -1.36 | +1.00 |
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 |
|---|---|---|---|---|---|---|---|
| +10.3 | Round 8 | DANGER | 18 | 4♥ | ♠7 | -1 | +10 |
| +9.4 | Round 9 | KALISH | 23 | 4♠ | ♦2 | -1 | +12 |
| +9.0 | Round 5 | CZECHIA JAS | 16 | 4♥ | ♦3 | +3 | +10 |
| +7.5 | Round 10 | ORENDA | 9 | 6♣ | ♥A | -1 | +12 |
| +6.9 | Round 1 | BAOLZU | 2 | 4♥ | ♣A | -1 | +12 |
| +6.7 | Round 9 | KALISH | 21 | 4♠ | ♦5 | = | +10 |
| +6.3 | Round 2 | VENTIN | 13 | 3NT | ♠4 | = | +10 |
| +5.8 | Round 1 | BAOLZU | 4 | 3♥ | ♠4 | +1 | +10 |
| +5.4 | Round 4 | MM BRIDGE ACADEMY | 2 | 4♣ | ♠A | = | -5 |
| +5.3 | Round 9 | KALISH | 28 | 3NT | ♦7 | -1 | +10 |
| +5.1 | Round 3 | BRIDGE IS FUN | 23 | 3NT | ♣Q | -1 | +6 |
| +5.1 | Round 3 | BRIDGE IS FUN | 25 | 4♠x | ♦K | -1 | +9 |
| +4.3 | Round 7 | TURNIPS | 5 | 4♠ | ♦5 | -1 | +5 |
| +4.2 | Round 3 | BRIDGE IS FUN | 26 | 4♥ | ♦Q | +1 | +0 |
| +4.2 | Round 8 | DANGER | 13 | 3♣ | ♣6 | -3 | +5 |
| +4.0 | Round 6 | FRANCE JUNIOR | 27 | 3NT | ♠5 | -1 | +10 |
| +3.7 | Round 7 | TURNIPS | 2 | 3♥x | ♣A | -4 | +16 |
| +3.6 | Round 5 | CZECHIA JAS | 11 | 2♥ | ♣K | -4 | +3 |
| +3.6 | Round 7 | TURNIPS | 7 | 3♥ | ♠7 | -2 | -3 |
| +3.3 | Round 4 | MM BRIDGE ACADEMY | 10 | 2♥ | ♠A | = | +6 |
| +3.2 | Round 8 | DANGER | 12 | 3♠x | ♦K | -1 | +5 |
| +3.1 | Round 2 | VENTIN | 12 | 2♥ | ♥2 | = | -1 |
| +3.0 | Round 1 | BAOLZU | 1 | 3♣ | ♣J | +2 | +13 |
| +2.7 | Round 3 | BRIDGE IS FUN | 28 | 4♠ | ♣4 | = | +3 |
| +2.6 | Round 1 | BAOLZU | 10 | 1NT | ♥2 | +1 | +0 |
| +2.6 | Round 3 | BRIDGE IS FUN | 30 | 4♠ | ♥2 | +1 | +1 |
| +2.6 | Round 4 | MM BRIDGE ACADEMY | 4 | 6♥ | ♠J | = | +0 |
| +2.6 | Round 6 | FRANCE JUNIOR | 28 | 2♠ | ♣A | -2 | +3 |
| +2.3 | Round 9 | KALISH | 30 | 2♣ | ♠Q | +2 | +7 |
| +2.1 | Round 7 | TURNIPS | 4 | 3♦ | ♠J | -1 | +1 |
| +2.0 | Round 5 | CZECHIA JAS | 17 | 2♠ | ♠7 | -1 | -1 |
| +1.8 | Round 2 | VENTIN | 17 | Pass | -3 | ||
| +1.8 | Round 3 | BRIDGE IS FUN | 29 | 2♥ | ♦9 | +2 | +1 |
| +1.8 | Round 10 | ORENDA | 10 | 2NT | ♣A | -1 | +0 |
| +1.7 | Round 10 | ORENDA | 8 | 5♦ | ♦2 | -2 | +6 |
| +1.6 | Round 9 | KALISH | 27 | 4♥ | ♦J | -1 | -2 |
| +1.4 | Round 8 | DANGER | 16 | 4♥ | ♣T | +2 | +1 |
| +1.3 | Round 2 | VENTIN | 18 | 2♥ | ♦4 | +2 | +6 |
| +1.3 | Round 4 | MM BRIDGE ACADEMY | 3 | 3NT | ♥3 | -1 | +6 |
| +1.3 | Round 5 | CZECHIA JAS | 14 | 3♠ | ♦9 | -1 | -2 |
| +1.0 | Round 6 | FRANCE JUNIOR | 26 | 3♦ | ♦4 | = | +0 |
| +1.0 | Round 7 | TURNIPS | 3 | 4♥ | ♠K | -1 | +5 |
| +0.7 | Round 2 | VENTIN | 15 | 3♠ | ♦7 | +1 | -10 |
| +0.5 | Round 4 | MM BRIDGE ACADEMY | 7 | 5♦ | ♠K | -2 | -2 |
| +0.5 | Round 9 | KALISH | 22 | 4♥ | ♦2 | = | +1 |
| +0.4 | Round 5 | CZECHIA JAS | 19 | 3♥ | ♥7 | = | +1 |
| +0.1 | Round 1 | BAOLZU | 8 | 2♠ | ♥5 | -1 | -1 |
| -0.0 | Round 8 | DANGER | 19 | 2♣ | ♠7 | +1 | +0 |
| -0.0 | Round 9 | KALISH | 26 | 4♠ | ♦Q | = | +1 |
| -0.2 | Round 7 | TURNIPS | 1 | 4♠ | ♥9 | = | +0 |
| -0.3 | Round 8 | DANGER | 20 | 2♦ | ♥7 | +1 | +0 |
| -0.4 | Round 6 | FRANCE JUNIOR | 30 | 4♥ | ♦4 | +1 | +0 |
| -0.4 | Round 10 | ORENDA | 4 | 4♠ | ♥8 | = | +1 |
| -0.6 | Round 2 | VENTIN | 16 | 1NT | ♦K | -1 | -4 |
| -0.6 | Round 2 | VENTIN | 20 | 3♣ | ♠K | = | +1 |
| -0.6 | Round 5 | CZECHIA JAS | 13 | 4♠ | ♣J | +2 | +13 |
| -0.6 | Round 6 | FRANCE JUNIOR | 23 | 3NT | ♠Q | = | -2 |
| -0.6 | Round 7 | TURNIPS | 9 | 4♥ | ♠5 | +1 | +0 |
| -0.7 | Round 10 | ORENDA | 3 | 4NT | ♦T | +1 | +0 |
| -0.8 | Round 8 | DANGER | 11 | 2♥ | ♠7 | = | +0 |
| -1.0 | Round 10 | ORENDA | 6 | 3♦ | ♣5 | +1 | -7 |
| -1.1 | Round 3 | BRIDGE IS FUN | 22 | 3NT | ♣9 | = | -1 |
| -1.1 | Round 5 | CZECHIA JAS | 15 | 3♠ | ♦J | +1 | -1 |
| -1.2 | Round 1 | BAOLZU | 6 | 1NT | ♠Q | +1 | +0 |
| -1.2 | Round 1 | BAOLZU | 7 | 4♠ | ♥Q | -1 | +6 |
| -1.2 | Round 3 | BRIDGE IS FUN | 27 | 3♣ | ♠6 | -1 | +4 |
| -1.2 | Round 7 | TURNIPS | 6 | 2♠ | ♦9 | = | -1 |
| -1.5 | Round 2 | VENTIN | 19 | 5♠ | ♠A | = | +0 |
| -1.5 | Round 5 | CZECHIA JAS | 12 | 4♠ | ♥9 | = | +1 |
| -1.5 | Round 6 | FRANCE JUNIOR | 22 | 3♦ | ♠A | +1 | +0 |
| -1.6 | Round 8 | DANGER | 14 | 2NT | ♠T | -1 | -4 |
| -1.9 | Round 6 | FRANCE JUNIOR | 24 | Pass | -3 | ||
| -2.1 | Round 1 | BAOLZU | 3 | 3NT | ♠Q | +1 | +1 |
| -2.2 | Round 5 | CZECHIA JAS | 18 | 4♠ | ♥K | -1 | -5 |
| -2.2 | Round 10 | ORENDA | 1 | 3♦ | ♠K | -2 | +0 |
| -2.3 | Round 8 | DANGER | 17 | 4♥ | ♠A | +1 | +10 |
| -2.4 | Round 2 | VENTIN | 11 | 4♠ | ♣4 | -1 | -10 |
| -2.4 | Round 4 | MM BRIDGE ACADEMY | 9 | 5♣x | ♦6 | = | -10 |
| -2.9 | Round 9 | KALISH | 29 | 2♠ | ♥8 | -2 | -2 |
| -3.1 | Round 3 | BRIDGE IS FUN | 24 | 3♣ | ♠6 | -3 | -1 |
| -3.3 | Round 2 | VENTIN | 14 | 5♦x | ♣A | -1 | +0 |
| -4.3 | Round 9 | KALISH | 24 | 4♠ | ♥8 | = | -3 |
| -4.6 | Round 4 | MM BRIDGE ACADEMY | 5 | 4♥ | ♠K | -2 | -11 |
| -4.7 | Round 10 | ORENDA | 2 | 6♥ | ♠6 | = | +11 |
| -4.9 | Round 1 | BAOLZU | 9 | 5♥ | ♠K | = | +0 |
| -4.9 | Round 4 | MM BRIDGE ACADEMY | 8 | 6♥ | ♣J | = | +0 |
| -5.5 | Round 7 | TURNIPS | 8 | 6♠ | ♣A | +1 | +11 |
| -5.5 | Round 10 | ORENDA | 5 | 7♣x | ♠A | -3 | +0 |
| -5.7 | Round 3 | BRIDGE IS FUN | 21 | 4♥ | ♠A | = | +0 |
| -5.7 | Round 5 | CZECHIA JAS | 20 | 3♦ | ♠K | +3 | -15 |
| -5.7 | Round 7 | TURNIPS | 10 | 5♥ | ♣A | -1 | -13 |
| -6.1 | Round 8 | DANGER | 15 | 6♦ | ♦T | = | +2 |
| -7.0 | Round 6 | FRANCE JUNIOR | 25 | 3♦ | ♥2 | +1 | -11 |
| -7.2 | Round 1 | BAOLZU | 5 | 4♠ | ♦T | -1 | -10 |
| -7.7 | Round 9 | KALISH | 25 | 3NT | ♥2 | -1 | -10 |
| -8.1 | Round 4 | MM BRIDGE ACADEMY | 6 | 4NT | ♥A | +1 | -4 |
| -10.1 | Round 10 | ORENDA | 7 | 3♣x | ♠K | = | -13 |
| -10.7 | Round 4 | MM BRIDGE ACADEMY | 1 | 4♥x | ♣3 | = | -12 |
| -10.7 | Round 6 | FRANCE JUNIOR | 21 | 4♥ | ♠A | = | -10 |
| -12.0 | Round 6 | FRANCE JUNIOR | 29 | 5♦x | ♠3 | = | -12 |