KOROS Boris · SLOVAKIA
vs par split: bidding -0.17 · play -0.81
Strength of schedule: opponents averaged +0.04/bd (an average draw) → opponent-adjusted -1.37/bd
Card play — on target: opening leads 69.2% #518 of 599 · declarer play 81.2% #122 of 599 · defence 74.4% #580 of 599
Bidding activity — not a pass: 39.3% #452 of 599 (79/201)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (4) | 77.8% (9) |
| Declarer play | 100.0% (2) | 78.6% (14) |
| Defence | 66.7% (9) | 76.7% (30) |
Opening leads by suit led: ♠ 66.7% (3) · ♥ 57.1% (7) · ♦ 100.0% (1) · ♣ 100.0% (2)
vs par by strain: NT -0.40 (15) · a suit -1.15 (55)
vs par by level: part-score -0.83 (23) · game -0.42 (43) · slam -8.00 (4)
By role: declaring -1.30/bd (-3.74 vs par · 31) · defending -1.51/bd (+1.21 vs par · 39)
By vulnerability: vulnerable -1.62/bd (-2.29 vs par · 35) · not vulnerable -1.21/bd (+0.31 vs par · 35)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | M.Vodicka | B.Handley-Pritchard – T.Townsend | Closed | 14 | -18.2 | -1.30 | -0.43 |
| Round 3 | M.Vodicka | J.Boczar – M.Boczar | Closed | 14 | -7.1 | -0.51 | -1.36 |
| Round 5 | M.Vodicka | P.Pigot – T.Maccormac | Closed | 14 | -24.6 | -1.76 | -3.50 |
| Round 7 | M.Vodicka | A.Syrek – P.Salinski | Open | 14 | -41.4 | -2.96 | -1.29 |
| Round 8 | M.Vodicka | M.Matisons – I.Paradnieks | Closed | 14 | -7.7 | -0.55 | +1.64 |
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 |
|---|---|---|---|---|---|---|---|
| +12.9 | Round 2 | DYSON | 16 | 5♣x | ♦A | -5 | +10 |
| +8.2 | Round 8 | 1 OVER 2 | 15 | 3♠ | ♥K | -2 | +13 |
| +8.1 | Round 8 | 1 OVER 2 | 25 | 3♥ | ♦4 | -2 | +11 |
| +7.7 | Round 3 | TSDB | 2 | 2♠x | ♠J | -3 | -3 |
| +6.7 | Round 2 | DYSON | 18 | 3NT | ♣4 | = | +0 |
| +6.4 | Round 5 | PIGOT | 12 | 2NT | ♥A | +3 | +10 |
| +5.9 | Round 7 | TELEDIAGNOSIS | 3 | 5♦ | ♣A | = | +0 |
| +5.0 | Round 7 | TELEDIAGNOSIS | 7 | 5♥ | ♠Q | +1 | +13 |
| +5.0 | Round 8 | 1 OVER 2 | 22 | 4♥ | ♦J | -1 | +12 |
| +4.7 | Round 3 | TSDB | 12 | 4♥ | ♦9 | -1 | +12 |
| +4.5 | Round 5 | PIGOT | 7 | 1NT | ♦5 | -3 | +5 |
| +3.8 | Round 8 | 1 OVER 2 | 16 | 5♣ | ♥6 | +1 | +5 |
| +3.5 | Round 3 | TSDB | 14 | 4♠ | ♠2 | = | +3 |
| +2.2 | Round 2 | DYSON | 17 | 3NT | ♠6 | = | +3 |
| +2.2 | Round 2 | DYSON | 24 | 4♥ | ♦3 | +1 | +0 |
| +2.1 | Round 3 | TSDB | 3 | 4♠ | ♦A | = | +3 |
| +1.8 | Round 5 | PIGOT | 3 | 1NT | ♠J | = | +0 |
| +1.7 | Round 8 | 1 OVER 2 | 18 | 2NT | ♣3 | +3 | +3 |
| +1.5 | Round 8 | 1 OVER 2 | 17 | 5♦ | ♣K | = | -2 |
| +1.4 | Round 8 | 1 OVER 2 | 26 | 4♠ | ♣4 | -1 | -1 |
| +0.9 | Round 3 | TSDB | 5 | 4♠ | ♥Q | = | +0 |
| +0.9 | Round 5 | PIGOT | 14 | 4♠x | ♥A | -1 | -5 |
| +0.3 | Round 2 | DYSON | 22 | 3NT | ♥K | -1 | +4 |
| +0.3 | Round 5 | PIGOT | 8 | 2NT | ♦2 | = | +0 |
| +0.3 | Round 8 | 1 OVER 2 | 21 | 3♥ | ♠9 | +1 | +6 |
| -0.5 | Round 3 | TSDB | 4 | 4♠ | ♦A | +1 | +13 |
| -0.9 | Round 3 | TSDB | 10 | 1NT | ♣8 | = | -11 |
| -1.1 | Round 8 | 1 OVER 2 | 28 | 2♠ | ♥J | +1 | -1 |
| -1.2 | Round 3 | TSDB | 1 | 5♦ | ♥6 | -1 | -2 |
| -1.3 | Round 7 | TELEDIAGNOSIS | 13 | 3NT | ♠A | +1 | +0 |
| -1.5 | Round 5 | PIGOT | 5 | 3♦ | ♦A | -1 | +2 |
| -1.5 | Round 5 | PIGOT | 9 | 1♠ | ♥K | +1 | -5 |
| -1.6 | Round 5 | PIGOT | 13 | 2♥ | ♠A | -2 | -9 |
| -1.6 | Round 8 | 1 OVER 2 | 19 | 3♥ | ♣3 | = | +6 |
| -1.8 | Round 2 | DYSON | 25 | 2♦ | ♣5 | +1 | -5 |
| -1.8 | Round 5 | PIGOT | 4 | 4♠ | ♣K | +2 | -9 |
| -1.8 | Round 7 | TELEDIAGNOSIS | 2 | 5♦ | ♠A | = | +11 |
| -2.0 | Round 2 | DYSON | 26 | 4♠ | ♥2 | +1 | +0 |
| -2.3 | Round 3 | TSDB | 11 | 3♣ | ♠2 | = | -8 |
| -2.4 | Round 7 | TELEDIAGNOSIS | 14 | 3♣ | ♥A | +1 | -6 |
| -2.5 | Round 3 | TSDB | 6 | 5♦ | ♠Q | +1 | -1 |
| -2.8 | Round 3 | TSDB | 7 | 4♥ | ♣5 | = | +1 |
| -2.8 | Round 5 | PIGOT | 10 | 3NT | ♥J | -2 | -8 |
| -2.8 | Round 8 | 1 OVER 2 | 24 | 5♠ | ♥6 | +1 | -11 |
| -3.1 | Round 2 | DYSON | 20 | 4♠ | ♥T | = | +1 |
| -3.1 | Round 7 | TELEDIAGNOSIS | 6 | 4♠ | ♥J | +2 | -9 |
| -3.2 | Round 5 | PIGOT | 11 | 3NT | ♠5 | +1 | -1 |
| -3.2 | Round 7 | TELEDIAGNOSIS | 11 | 3♠ | ♣A | = | +0 |
| -3.6 | Round 3 | TSDB | 8 | 3NT | ♦4 | = | +0 |
| -3.7 | Round 7 | TELEDIAGNOSIS | 4 | 4♥ | ♣K | -1 | -6 |
| -3.8 | Round 2 | DYSON | 23 | 3♦ | ♥J | +1 | +0 |
| -3.9 | Round 3 | TSDB | 13 | 4♥ | ♠3 | +3 | -17 |
| -4.2 | Round 2 | DYSON | 21 | 3NT | ♦5 | +2 | -4 |
| -4.8 | Round 7 | TELEDIAGNOSIS | 5 | 5♦ | ♥A | +1 | -1 |
| -5.4 | Round 7 | TELEDIAGNOSIS | 12 | 4♥x | ♣3 | -2 | +5 |
| -5.7 | Round 2 | DYSON | 15 | 5♦ | ♣6 | = | +17 |
| -6.0 | Round 7 | TELEDIAGNOSIS | 8 | 4♠ | ♦J | -3 | -7 |
| -6.1 | Round 2 | DYSON | 28 | 4♥ | ♦J | -2 | -11 |
| -6.4 | Round 8 | 1 OVER 2 | 27 | 6♠ | ♣4 | +1 | +11 |
| -6.5 | Round 7 | TELEDIAGNOSIS | 9 | 3♦ | ♥Q | +2 | -10 |
| -6.7 | Round 2 | DYSON | 19 | 3NT | ♦J | = | -7 |
| -6.8 | Round 7 | TELEDIAGNOSIS | 10 | 3♣x | ♣2 | -1 | -8 |
| -7.3 | Round 7 | TELEDIAGNOSIS | 1 | 5♦ | ♥K | = | +0 |
| -7.8 | Round 5 | PIGOT | 1 | 5♦x | ♥2 | -3 | -12 |
| -8.3 | Round 3 | TSDB | 9 | 4♦x | ♠A | = | -9 |
| -8.4 | Round 5 | PIGOT | 6 | 4♠ | ♥A | = | -7 |
| -9.1 | Round 2 | DYSON | 27 | 6♣ | ♣6 | -1 | -14 |
| -9.9 | Round 5 | PIGOT | 2 | 5♣ | ♥2 | = | -10 |
| -12.0 | Round 8 | 1 OVER 2 | 23 | 6♣ | ♥5 | = | -12 |
| -13.8 | Round 8 | 1 OVER 2 | 20 | 6♣ | ♠3 | -2 | -17 |