KOWALSKI Apolinary · POLISH SENIORS
55rank
+58.4Butler · 100 bds
+0.58per board
±5.0swing
+0.47vs par /bd · #114/535
+0.47adjusted /bd
by round
vs par split: bidding -0.09 · play +0.56
Strength of schedule: opponents averaged -0.11/bd (an easy draw) → opponent-adjusted +0.47/bd
Card play — on target: opening leads 70.6% #427 of 534 · declarer play 80.0% #98 of 534 · defence 89.4% #103 of 535
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 69.2% (13) |
| Declarer play | 66.7% (6) | 84.2% (19) |
| Defence | 85.7% (14) | 90.9% (33) |
Opening leads by suit led: ♠ 100.0% (4) · ♥ 33.3% (3) · ♦ 100.0% (4) · ♣ 50.0% (6)
vs par by strain: NT +1.77 (30) · a suit -0.09 (70)
vs par by level: part-score -1.17 (29) · game +1.38 (63) · slam -0.75 (8)
By role: declaring +0.97/bd (-1.36 vs par · 53) · defending +0.14/bd (+2.53 vs par · 47)
By vulnerability: vulnerable +0.93/bd (+0.78 vs par · 50) · not vulnerable +0.24/bd (+0.16 vs par · 50)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Romanski | P.Chottin – P.Kasler | Open | 10 | -13.7 | -1.37 | -2.20 |
| Round 3 | J.Romanski | G.Winkler – M.Dumbovich | Closed | 10 | +18.4 | +1.84 | +2.60 |
| Round 4 | J.Romanski | H.Huntz – D.Calas | Open | 10 | -5.8 | -0.58 | -1.50 |
| Round 5 | J.Romanski | C.Krantz – S.Picus | Open | 10 | +24.4 | +2.44 | +2.80 |
| Round 6 | J.Romanski | J.Pallier – M.Kerlero | Open | 10 | -20.0 | -2.00 | +0.00 |
| Round 8 | J.Romanski | S.Thobie – L.Neveu | Open | 10 | +23.6 | +2.36 | +2.60 |
| Round 9 | J.Romanski | C.Gerber – J.Besnault | Open | 10 | +24.5 | +2.45 | +2.00 |
| Round 11 | J.Romanski | J.Castanheira – S.Pessoa | Closed | 10 | +2.9 | +0.29 | +1.70 |
| Round 13 | J.Romanski | G.Goded Merino – J.Sabate | Closed | 10 | -9.5 | -0.95 | -3.40 |
| Round 15 | J.Romanski | B.Rieusset – C.Rieusset | Open | 10 | +13.6 | +1.36 | +0.10 |
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 |
|---|---|---|---|---|---|---|---|
| +11.9 | Round 5 | PLATINUM CEM | 13 | 3♠x | ♥K | +1 | +13 |
| +11.6 | Round 9 | PROF RIMBUS | 23 | 3NT | ♦6 | = | +12 |
| +10.7 | Round 11 | PESSOA | 14 | 7♠ | ♥3 | -1 | +17 |
| +10.4 | Round 8 | FRANCORUSSE | 19 | 3NT | ♥2 | -5 | +12 |
| +9.8 | Round 8 | FRANCORUSSE | 12 | 4♠x | ♣K | -3 | +12 |
| +9.8 | Round 9 | PROF RIMBUS | 28 | 4♥ | ♥5 | -1 | +10 |
| +9.5 | Round 5 | PLATINUM CEM | 15 | 4♥ | ♠8 | = | +8 |
| +9.2 | Round 11 | PESSOA | 12 | 4♠ | ♦Q | -1 | +11 |
| +8.5 | Round 11 | PESSOA | 20 | 5♦ | ♣3 | = | +10 |
| +7.6 | Round 13 | MACABI DACORDAR | 9 | 4♥ | ♠A | = | +11 |
| +7.0 | Round 3 | DUMBOVICH | 25 | 5♣x | ♠A | = | +4 |
| +6.8 | Round 5 | PLATINUM CEM | 17 | 4♠ | ♥A | = | +3 |
| +6.5 | Round 8 | FRANCORUSSE | 17 | 5♣ | ♦K | = | +0 |
| +6.3 | Round 8 | FRANCORUSSE | 11 | 5♦x | ♠4 | -3 | +2 |
| +6.2 | Round 9 | PROF RIMBUS | 27 | 4♠ | ♦3 | = | +7 |
| +6.2 | Round 15 | MERRET | 30 | 3NT | ♣Q | -2 | +6 |
| +6.0 | Round 3 | DUMBOVICH | 21 | 4♠ | ♣4 | = | +1 |
| +5.6 | Round 13 | MACABI DACORDAR | 7 | 4♥ | ♠9 | -1 | +12 |
| +5.1 | Round 15 | MERRET | 28 | 3NT | ♥10 | +1 | +1 |
| +5.0 | Round 1 | MON BAZILOU | 9 | 3♠ | ♦5 | +1 | -1 |
| +5.0 | Round 4 | CHAD | 10 | 3♦ | ♣2 | -3 | +5 |
| +4.5 | Round 15 | MERRET | 29 | 5♦ | ♥3 | = | -1 |
| +4.4 | Round 15 | MERRET | 26 | 3NT | ♦4 | = | -1 |
| +3.8 | Round 6 | LEOPARCK | 23 | 3NT | ♠6 | +3 | +2 |
| +3.8 | Round 11 | PESSOA | 18 | 3NT | ♦9 | -1 | +5 |
| +3.3 | Round 1 | MON BAZILOU | 7 | 5♦ | ♥7 | -1 | +6 |
| +2.9 | Round 3 | DUMBOVICH | 22 | 3♠ | ♥10 | -1 | +5 |
| +2.7 | Round 6 | LEOPARCK | 24 | 4♠ | ♦3 | +1 | +1 |
| +2.6 | Round 9 | PROF RIMBUS | 29 | 3♦ | ♥Q | +1 | +0 |
| +2.3 | Round 3 | DUMBOVICH | 27 | 3NT | ♣9 | +1 | +1 |
| +2.2 | Round 6 | LEOPARCK | 30 | 2♠ | ♦10 | = | +0 |
| +2.1 | Round 15 | MERRET | 24 | 1NT | ♥A | -1 | +3 |
| +2.0 | Round 13 | MACABI DACORDAR | 4 | 5♥ | ♦5 | +1 | +1 |
| +1.5 | Round 13 | MACABI DACORDAR | 2 | 5♦ | ♦6 | +2 | -10 |
| +1.3 | Round 3 | DUMBOVICH | 23 | 3NT | ♥6 | +1 | +12 |
| +1.2 | Round 1 | MON BAZILOU | 10 | 6♥x | ♠A | -1 | +0 |
| +1.2 | Round 3 | DUMBOVICH | 28 | 6♠x | ♦Q | -2 | +0 |
| +1.2 | Round 5 | PLATINUM CEM | 11 | 4♥ | ♦Q | +1 | +1 |
| +1.1 | Round 5 | PLATINUM CEM | 14 | 3NT | ♠7 | -1 | +4 |
| +1.1 | Round 6 | LEOPARCK | 28 | 1NT | ♠3 | = | +0 |
| +1.0 | Round 8 | FRANCORUSSE | 20 | 3NT | ♥A | +3 | -13 |
| +0.8 | Round 4 | CHAD | 2 | 3♥ | ♣K | -2 | -1 |
| +0.8 | Round 8 | FRANCORUSSE | 16 | 3NT | ♠A | -2 | +11 |
| +0.7 | Round 1 | MON BAZILOU | 3 | 3NT | ♦7 | +1 | +0 |
| +0.7 | Round 4 | CHAD | 8 | 3NT | ♥6 | = | -2 |
| +0.7 | Round 5 | PLATINUM CEM | 12 | 3♠ | ♥2 | = | +0 |
| +0.7 | Round 8 | FRANCORUSSE | 13 | 2♣ | ♠A | = | +1 |
| +0.6 | Round 4 | CHAD | 7 | 4♥ | ♠7 | +2 | -13 |
| +0.3 | Round 3 | DUMBOVICH | 26 | 3NT | ♥2 | +1 | +0 |
| +0.3 | Round 5 | PLATINUM CEM | 20 | 3♠ | ♦K | -1 | +11 |
| +0.3 | Round 11 | PESSOA | 15 | 1NT | ♣7 | = | +0 |
| +0.3 | Round 15 | MERRET | 21 | 4♠ | ♦9 | +1 | +0 |
| +0.1 | Round 3 | DUMBOVICH | 24 | 4♠ | ♥5 | = | +1 |
| +0.1 | Round 15 | MERRET | 23 | 2♦ | ♦7 | = | -1 |
| -0.1 | Round 9 | PROF RIMBUS | 22 | 4♥ | ♣Q | +1 | +0 |
| -0.2 | Round 1 | MON BAZILOU | 2 | 4♠ | ♥9 | +1 | +8 |
| -0.2 | Round 4 | CHAD | 9 | 3NT | ♥5 | +1 | +1 |
| -0.2 | Round 13 | MACABI DACORDAR | 3 | 6♥ | ♣K | +1 | -11 |
| -0.4 | Round 9 | PROF RIMBUS | 25 | 3NT | ♠6 | +2 | +13 |
| -0.6 | Round 9 | PROF RIMBUS | 21 | 2♦ | ♠7 | +2 | -10 |
| -0.7 | Round 9 | PROF RIMBUS | 30 | 2♥ | ♦J | = | +0 |
| -0.9 | Round 3 | DUMBOVICH | 30 | 5♠ | ♥5 | = | +0 |
| -0.9 | Round 6 | LEOPARCK | 29 | 2♥ | ♦6 | = | +1 |
| -0.9 | Round 9 | PROF RIMBUS | 26 | 3NT | ♥6 | -1 | -6 |
| -1.2 | Round 8 | FRANCORUSSE | 14 | 4♠ | ♦A | -2 | +0 |
| -1.4 | Round 13 | MACABI DACORDAR | 6 | 3♠ | ♠3 | -2 | -5 |
| -1.4 | Round 15 | MERRET | 25 | 4♥ | ♦K | = | +1 |
| -1.5 | Round 13 | MACABI DACORDAR | 8 | 4♠ | ♦9 | -3 | -1 |
| -1.6 | Round 4 | CHAD | 5 | 3♠ | ♣5 | = | +0 |
| -1.7 | Round 1 | MON BAZILOU | 1 | 4♠ | ♦J | -1 | -4 |
| -1.7 | Round 15 | MERRET | 27 | 4♥ | ♣2 | +1 | +0 |
| -1.8 | Round 3 | DUMBOVICH | 29 | 3NT | ♦K | = | +2 |
| -2.0 | Round 11 | PESSOA | 11 | 1♠ | ♦3 | +2 | -1 |
| -2.0 | Round 11 | PESSOA | 13 | 3NT | ♠5 | +1 | -1 |
| -2.1 | Round 5 | PLATINUM CEM | 18 | 2♠ | ♣5 | -1 | -5 |
| -2.2 | Round 4 | CHAD | 6 | 4♠x | ♥5 | -2 | +0 |
| -2.2 | Round 5 | PLATINUM CEM | 19 | 2♠ | ♣2 | +1 | -1 |
| -2.3 | Round 4 | CHAD | 3 | 4♠ | ♥3 | -1 | -5 |
| -2.4 | Round 6 | LEOPARCK | 25 | 3NT | ♦8 | -1 | +6 |
| -2.8 | Round 5 | PLATINUM CEM | 16 | 4♠ | ♣A | -2 | -6 |
| -2.9 | Round 6 | LEOPARCK | 22 | 6♦ | ♥8 | = | +2 |
| -3.0 | Round 4 | CHAD | 1 | 2♠ | ♣5 | +1 | -1 |
| -3.0 | Round 8 | FRANCORUSSE | 15 | 6NT | ♥J | +1 | +11 |
| -3.0 | Round 9 | PROF RIMBUS | 24 | 3NT | ♠J | -3 | -6 |
| -3.1 | Round 1 | MON BAZILOU | 5 | 1NT | ♦A | -5 | -3 |
| -3.2 | Round 11 | PESSOA | 19 | 3NT | ♥2 | +1 | +0 |
| -3.6 | Round 1 | MON BAZILOU | 8 | 2NT | ♦4 | +2 | -6 |
| -3.6 | Round 4 | CHAD | 4 | 4♥ | ♦A | = | +1 |
| -4.0 | Round 6 | LEOPARCK | 26 | 5♣ | ♠7 | = | +13 |
| -4.1 | Round 1 | MON BAZILOU | 6 | 2♥ | ♦Q | +1 | -8 |
| -6.0 | Round 15 | MERRET | 22 | 4♥ | ♦4 | = | -7 |
| -6.3 | Round 13 | MACABI DACORDAR | 1 | 2♥x | ♠2 | = | -11 |
| -7.7 | Round 8 | FRANCORUSSE | 18 | 3♥ | ♣A | +1 | -10 |
| -7.7 | Round 13 | MACABI DACORDAR | 5 | 2♥x | ♠K | -1 | -9 |
| -9.1 | Round 6 | LEOPARCK | 21 | 5♦ | ♠Q | -1 | -14 |
| -9.1 | Round 13 | MACABI DACORDAR | 10 | 3NT | ♥A | -4 | -11 |
| -9.4 | Round 11 | PESSOA | 17 | 4♠x | ♦5 | -3 | -9 |
| -10.5 | Round 6 | LEOPARCK | 27 | 6♠ | ♥10 | -1 | -11 |
| -11.2 | Round 1 | MON BAZILOU | 4 | 6♦x | ♠A | = | -14 |
| -13.0 | Round 11 | PESSOA | 16 | 5♥xx | ♦J | = | -15 |