SOBCZAK Mateusz · ISRAPOL
376rank
-20.8Butler · 100 bds
-0.21per board
±4.7swing
+0.32vs par /bd · #170/553
-0.41adjusted /bd
by round
vs par split: bidding +1.07 · play -0.72
Strength of schedule: opponents averaged -0.20/bd (an easy draw) → opponent-adjusted -0.41/bd
Card play — on target: opening leads 84.6% #145 of 551 · declarer play 66.7% #408 of 551 · defence 84.6% #273 of 553
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 87.5% (8) | 83.3% (18) |
| Declarer play | 75.0% (8) | 61.5% (13) |
| Defence | 82.4% (17) | 85.7% (35) |
Opening leads by suit led: ♠ 83.3% (6) · ♥ 75.0% (8) · ♦ 83.3% (6) · ♣ 100.0% (6)
vs par by strain: NT -0.12 (33) · a suit +0.59 (66)
vs par by level: part-score +1.34 (35) · game +0.51 (53) · slam -3.54 (11)
By role: declaring -0.43/bd (-2.02 vs par · 47) · defending -0.01/bd (+2.40 vs par · 53)
By vulnerability: vulnerable -0.73/bd (+0.43 vs par · 51) · not vulnerable +0.33/bd (+0.20 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | P.Marcinowski | S.Gotzov – TAKOV TIHOMIR | Open | 10 | +11.9 | +1.19 | +3.60 |
| Round 2 | P.Marcinowski | T.Grude – L.Johansen | Closed | 10 | -24.7 | -2.47 | -3.00 |
| Round 3 | P.Marcinowski | U.Nilsson – P.Street | Open | 10 | +2.4 | +0.24 | -0.20 |
| Round 4 | P.Marcinowski | E.Zadik – R.Sheffy | Closed | 10 | +22.7 | +2.27 | +3.80 |
| Round 5 | P.Marcinowski | D.Delestre – B.Delestre | Closed | 10 | -22.6 | -2.26 | +0.00 |
| Round 6 | P.Marcinowski | O.Ekinci – Y.Kahyaoglou | Open | 10 | -5.6 | -0.56 | +0.90 |
| Round 7 | P.Marcinowski | C.Teodorescu – B.Vulcan | Open | 10 | +16.4 | +1.64 | +1.80 |
| Round 8 | P.Marcinowski | J.Stamatov – D.Danailov | Closed | 10 | +11.5 | +1.15 | +0.50 |
| Round 9 | P.Marcinowski | I.Nanev – J.Stefanov | Open | 10 | -21.3 | -2.13 | -1.40 |
| Round 10 | P.Marcinowski | P.Hackett – D.Price | Open | 10 | -11.5 | -1.15 | -2.80 |
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 |
|---|---|---|---|---|---|---|---|
| +12.4 | Round 4 | ZADIKIM | 1 | 3♦x | ♣4 | -4 | +12 |
| +11.9 | Round 9 | K 1 | 22 | 3♥x | ♣2 | = | +13 |
| +11.3 | Round 4 | ZADIKIM | 8 | 7♠ | ♠7 | = | +0 |
| +10.4 | Round 1 | BALKAN STARS | 8 | 6NTx | ♥5 | -1 | +14 |
| +10.1 | Round 7 | 1ST OF JULY | 2 | 4♠x | ♥K | -3 | +9 |
| +8.9 | Round 1 | BALKAN STARS | 1 | 4♠ | ♥10 | +2 | +11 |
| +6.8 | Round 8 | HARRIS | 20 | 4♥ | ♥3 | -2 | +8 |
| +6.7 | Round 8 | HARRIS | 18 | 5♠ | ♦A | -1 | +9 |
| +6.4 | Round 6 | PRUSA | 25 | 3♣ | ♦2 | +2 | +12 |
| +5.6 | Round 7 | 1ST OF JULY | 7 | 2♣ | ♦A | +1 | +12 |
| +5.5 | Round 3 | LORENZINI | 29 | 4♥ | ♣A | +1 | +4 |
| +4.5 | Round 2 | GRY FOREVER | 16 | 2♥ | ♣J | +3 | +6 |
| +3.7 | Round 1 | BALKAN STARS | 3 | 3NT | ♣9 | = | +7 |
| +3.7 | Round 1 | BALKAN STARS | 9 | 3NT | ♥4 | = | +11 |
| +3.7 | Round 8 | HARRIS | 12 | 4♥ | ♦3 | +1 | +2 |
| +3.3 | Round 6 | PRUSA | 21 | 1NT | ♦2 | +2 | +1 |
| +3.0 | Round 5 | RED LIONS | 16 | 3♥ | ♥7 | +1 | +1 |
| +2.9 | Round 4 | ZADIKIM | 9 | 4♥ | ♠7 | -1 | +10 |
| +2.9 | Round 7 | 1ST OF JULY | 9 | 4♠x | ♦3 | -1 | +6 |
| +2.8 | Round 6 | PRUSA | 26 | 3NT | ♣5 | +3 | +13 |
| +2.7 | Round 7 | 1ST OF JULY | 8 | 4♥ | ♣3 | = | +0 |
| +2.7 | Round 8 | HARRIS | 13 | 3NT | ♠K | +1 | +0 |
| +2.6 | Round 4 | ZADIKIM | 6 | 2♥ | ♠7 | -4 | +3 |
| +2.6 | Round 8 | HARRIS | 11 | 6♥ | ♣A | +1 | +11 |
| +2.5 | Round 9 | K 1 | 21 | 2♠ | ♣2 | -1 | +6 |
| +2.2 | Round 10 | MOSSOP | 4 | 3NT | ♠3 | = | +2 |
| +1.9 | Round 4 | ZADIKIM | 5 | 3♠ | ♣6 | = | +0 |
| +1.8 | Round 7 | 1ST OF JULY | 6 | 3NT | ♦K | +2 | +1 |
| +1.7 | Round 3 | LORENZINI | 25 | 2♠ | ♣3 | -1 | -1 |
| +1.7 | Round 10 | MOSSOP | 2 | 3NT | ♣Q | -1 | +1 |
| +1.5 | Round 8 | HARRIS | 17 | 1♠ | ♠4 | +1 | +0 |
| +1.4 | Round 5 | RED LIONS | 12 | 4♠ | ♣2 | +2 | +1 |
| +1.4 | Round 10 | MOSSOP | 9 | 2♥ | ♠K | -1 | -3 |
| +1.3 | Round 3 | LORENZINI | 30 | 3♠ | ♥Q | -1 | +4 |
| +1.3 | Round 4 | ZADIKIM | 2 | 2♦ | ♣3 | = | +11 |
| +1.2 | Round 1 | BALKAN STARS | 4 | 4♥ | ♣Q | +2 | +13 |
| +1.2 | Round 3 | LORENZINI | 24 | 3NT | ♣J | +3 | +2 |
| +0.9 | Round 2 | GRY FOREVER | 12 | 3NT | ♦K | +1 | +0 |
| +0.9 | Round 7 | 1ST OF JULY | 5 | 3NT | ♦10 | +1 | +0 |
| +0.7 | Round 1 | BALKAN STARS | 2 | 4♠ | ♥3 | +1 | +0 |
| +0.7 | Round 3 | LORENZINI | 21 | 2♥ | ♦K | = | -1 |
| +0.7 | Round 6 | PRUSA | 27 | 3NT | ♣9 | = | +1 |
| +0.6 | Round 2 | GRY FOREVER | 17 | 1NT | ♥10 | -1 | -2 |
| +0.4 | Round 2 | GRY FOREVER | 20 | 2♣ | ♣Q | = | +0 |
| +0.4 | Round 4 | ZADIKIM | 4 | 2♦ | ♣9 | = | +0 |
| +0.1 | Round 2 | GRY FOREVER | 18 | 1NT | ♠7 | -1 | +0 |
| +0.1 | Round 3 | LORENZINI | 26 | 3♣ | ♦A | +1 | +0 |
| +0.1 | Round 3 | LORENZINI | 27 | 2♠ | ♥7 | +2 | +7 |
| +0.1 | Round 9 | K 1 | 27 | 4♥ | ♣2 | +1 | +0 |
| -0.0 | Round 1 | BALKAN STARS | 7 | 4♥ | ♦8 | = | +0 |
| -0.2 | Round 2 | GRY FOREVER | 14 | 1NT | ♠A | +1 | +0 |
| -0.2 | Round 4 | ZADIKIM | 10 | 4♠ | ♥2 | = | +0 |
| -0.3 | Round 7 | 1ST OF JULY | 4 | 4♠ | ♣K | = | +0 |
| -0.3 | Round 9 | K 1 | 29 | 3NT | ♥J | = | -1 |
| -0.4 | Round 7 | 1ST OF JULY | 3 | 1NT | ♣3 | = | +0 |
| -0.5 | Round 5 | RED LIONS | 17 | 2♠ | ♥3 | -1 | -2 |
| -0.6 | Round 10 | MOSSOP | 1 | 6NT | ♠2 | = | -11 |
| -0.8 | Round 3 | LORENZINI | 23 | 3♣ | ♣2 | -1 | +1 |
| -0.9 | Round 6 | PRUSA | 24 | 3NT | ♥2 | = | -2 |
| -1.0 | Round 8 | HARRIS | 16 | 4♥ | ♠Q | -1 | -12 |
| -1.0 | Round 10 | MOSSOP | 6 | 4♥ | ♦2 | +1 | +0 |
| -1.0 | Round 10 | MOSSOP | 7 | Pass | -3 | ||
| -1.1 | Round 6 | PRUSA | 28 | 3NT | ♦2 | = | -1 |
| -1.2 | Round 8 | HARRIS | 14 | 3♦ | ♠3 | = | -5 |
| -1.4 | Round 5 | RED LIONS | 14 | 4NT | ♣7 | +1 | +11 |
| -1.7 | Round 5 | RED LIONS | 18 | 4♥ | ♦3 | +1 | -1 |
| -1.8 | Round 4 | ZADIKIM | 7 | 3NT | ♥Q | = | +2 |
| -2.0 | Round 7 | 1ST OF JULY | 10 | 2♥ | ♦2 | +2 | -10 |
| -2.1 | Round 5 | RED LIONS | 20 | 4♠ | ♣K | -3 | +8 |
| -2.2 | Round 2 | GRY FOREVER | 15 | 2♠ | ♥A | +1 | +0 |
| -2.2 | Round 5 | RED LIONS | 15 | 1NT | ♣4 | -2 | +0 |
| -2.3 | Round 9 | K 1 | 28 | 2♥ | ♣2 | -1 | +1 |
| -2.5 | Round 6 | PRUSA | 30 | 4♥ | ♦2 | -2 | -11 |
| -2.5 | Round 8 | HARRIS | 15 | 1NT | ♣4 | +1 | -6 |
| -2.5 | Round 10 | MOSSOP | 5 | 3NT | ♥3 | +3 | -1 |
| -2.7 | Round 10 | MOSSOP | 10 | 3NT | ♣5 | -2 | -7 |
| -3.2 | Round 3 | LORENZINI | 28 | 2♠ | ♦3 | +2 | -6 |
| -3.5 | Round 6 | PRUSA | 23 | 5♥ | ♣3 | -2 | -13 |
| -3.5 | Round 9 | K 1 | 26 | 4♥ | ♥2 | -1 | +1 |
| -3.7 | Round 10 | MOSSOP | 3 | 3NT | ♦Q | = | +0 |
| -3.8 | Round 5 | RED LIONS | 19 | 2♠ | ♥A | = | -5 |
| -4.1 | Round 5 | RED LIONS | 11 | 3NT | ♦8 | = | +0 |
| -4.1 | Round 6 | PRUSA | 22 | 4♠ | ♥A | = | +0 |
| -4.2 | Round 3 | LORENZINI | 22 | 3NT | ♥2 | -1 | -12 |
| -4.2 | Round 9 | K 1 | 23 | 6♦ | ♣2 | = | +0 |
| -4.9 | Round 7 | 1ST OF JULY | 1 | 4♥ | ♠A | = | +0 |
| -5.3 | Round 1 | BALKAN STARS | 6 | 6♠ | ♠5 | = | +0 |
| -5.3 | Round 10 | MOSSOP | 8 | 5♦x | ♥K | = | -6 |
| -5.7 | Round 1 | BALKAN STARS | 5 | 6♠ | ♦A | = | -12 |
| -5.7 | Round 1 | BALKAN STARS | 10 | 3NT | ♥7 | -5 | -8 |
| -6.5 | Round 9 | K 1 | 24 | 5♥x | ♣2 | -1 | -13 |
| -6.7 | Round 6 | PRUSA | 29 | 4♥ | ♣2 | +2 | +9 |
| -7.4 | Round 9 | K 1 | 25 | 4♥x | ♣2 | -1 | -8 |
| -7.6 | Round 2 | GRY FOREVER | 19 | 3NT | ♥8 | = | -6 |
| -7.8 | Round 8 | HARRIS | 19 | 2♦x | ♠4 | -2 | -2 |
| -8.1 | Round 4 | ZADIKIM | 3 | 6♠ | ♦K | = | +0 |
| -10.3 | Round 2 | GRY FOREVER | 11 | 6♠ | ♦5 | -2 | -11 |
| -10.9 | Round 2 | GRY FOREVER | 13 | 6♠ | ♦3 | -1 | -17 |
| -11.2 | Round 5 | RED LIONS | 13 | 6♠ | ♥2 | -2 | -13 |
| -11.6 | Round 9 | K 1 | 30 | 3NT | ♥Q | = | -13 |