KOVACHEV Valentin · VALIO
vs par split: bidding -1.08 · play -0.12
Strength of schedule: opponents averaged +0.19/bd (a tough draw) → opponent-adjusted -0.52/bd
Card play — on target: opening leads 68.8% #381 of 427 · declarer play 95.2% #12 of 427 · defence 76.9% #391 of 427
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 60.0% (5) | 72.7% (11) |
| Declarer play | 100.0% (10) | 90.9% (11) |
| Defence | 100.0% (5) | 71.4% (21) |
Opening leads by suit led: ♠ 40.0% (5) · ♥ 100.0% (5) · ♦ 66.7% (3) · ♣ 66.7% (3)
vs par by strain: NT +0.74 (19) · a suit -2.12 (40)
vs par by level: part-score -1.39 (26) · game -1.10 (29) · slam -0.75 (4)
By role: declaring -0.18/bd (-1.06 vs par · 34) · defending -1.41/bd (-1.46 vs par · 26)
By vulnerability: vulnerable -1.41/bd (-2.53 vs par · 30) · not vulnerable -0.02/bd (+0.07 vs par · 30)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | D.Marquardt | L.Imamoglu – A.Askin | Open | 10 | -6.8 | -0.68 | -2.20 |
| Round 3 | D.Marquardt | M.Sakirler – O.Oymen | Open | 10 | -2.4 | -0.24 | +1.20 |
| Round 5 | D.Marquardt | S.Willard – F.Multon | Closed | 10 | -47.8 | -4.78 | -6.00 |
| Round 6 | D.Marquardt | M.Grude – T.Grude | Open | 10 | -7.4 | -0.74 | -1.50 |
| Round 8 | D.Marquardt | M.Cole – A.Bianchedi | Open | 10 | +7.6 | +0.76 | -0.30 |
| Round 10 | D.Marquardt | N.Sen – C.Berktas | Open | 10 | +13.9 | +1.39 | +1.40 |
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 |
|---|---|---|---|---|---|---|---|
| +12.2 | Round 10 | KANDEMIR | 9 | 3NT | ♣A | +2 | +15 |
| +9.2 | Round 8 | COLE | 19 | 3NT | ♦3 | = | +11 |
| +7.5 | Round 10 | KANDEMIR | 2 | 4♥ | ♦K | -1 | +13 |
| +7.0 | Round 3 | MILA | 27 | 4♠ | ♣Q | -2 | +6 |
| +5.3 | Round 10 | KANDEMIR | 3 | 1NT | ♠3 | +1 | +6 |
| +5.1 | Round 8 | COLE | 14 | 3♦ | ♠4 | -1 | +10 |
| +4.1 | Round 3 | MILA | 21 | 4♥ | ♠J | -2 | +6 |
| +4.1 | Round 3 | MILA | 23 | 2♥ | ♣6 | +1 | +1 |
| +3.7 | Round 6 | GRUDE | 29 | 3NT | ♦2 | = | +3 |
| +2.4 | Round 8 | COLE | 16 | 3NT | ♠2 | +3 | +3 |
| +2.2 | Round 8 | COLE | 11 | 4♥x | ♠A | -2 | -4 |
| +1.6 | Round 6 | GRUDE | 30 | 6♠ | ♥7 | +1 | +11 |
| +1.5 | Round 6 | GRUDE | 25 | 3NT | ♠9 | +1 | +1 |
| +1.5 | Round 10 | KANDEMIR | 4 | 2♠ | ♥7 | -1 | +0 |
| +1.3 | Round 5 | ZIMMERMANN | 11 | 2♠ | ♥4 | = | +0 |
| +1.2 | Round 5 | ZIMMERMANN | 14 | 3♥ | ♣K | = | -7 |
| +0.9 | Round 1 | BLUE | 8 | 3♠ | ♦K | = | +1 |
| +0.8 | Round 3 | MILA | 26 | 3NT | ♥8 | = | +10 |
| +0.5 | Round 1 | BLUE | 9 | 5♦ | ♦8 | -1 | +2 |
| +0.5 | Round 8 | COLE | 18 | 3NT | ♠2 | +2 | +0 |
| +0.4 | Round 1 | BLUE | 3 | 2♠ | ♣Q | +1 | +0 |
| +0.4 | Round 3 | MILA | 25 | 4♥ | ♠3 | +2 | +9 |
| +0.4 | Round 5 | ZIMMERMANN | 12 | 4♣ | ♥5 | -1 | +1 |
| +0.3 | Round 6 | GRUDE | 27 | 2♠ | ♣7 | -1 | -1 |
| +0.3 | Round 8 | COLE | 12 | 3NT | ♥8 | +2 | +0 |
| +0.2 | Round 1 | BLUE | 2 | 2NT | ♣6 | = | -1 |
| +0.2 | Round 1 | BLUE | 7 | Pass | -3 | ||
| +0.2 | Round 6 | GRUDE | 22 | 1NT | ♣K | +2 | +0 |
| -0.1 | Round 10 | KANDEMIR | 5 | 2♠ | ♦2 | = | -5 |
| -0.1 | Round 10 | KANDEMIR | 8 | 4♥ | ♦6 | +1 | +0 |
| -0.4 | Round 1 | BLUE | 4 | 4♥ | ♣3 | +1 | +0 |
| -0.6 | Round 8 | COLE | 15 | 1NT | ♠4 | +2 | +0 |
| -0.7 | Round 3 | MILA | 29 | 3♥x | ♣4 | -1 | +9 |
| -1.5 | Round 5 | ZIMMERMANN | 13 | 1NT | ♦5 | = | +1 |
| -1.6 | Round 1 | BLUE | 5 | 1NT | ♥10 | +1 | +0 |
| -1.6 | Round 6 | GRUDE | 21 | 4♣ | ♦K | +1 | -1 |
| -1.6 | Round 6 | GRUDE | 23 | 4♥ | ♥3 | = | -13 |
| -1.7 | Round 5 | ZIMMERMANN | 17 | 5♦ | ♥5 | -1 | -5 |
| -1.8 | Round 1 | BLUE | 6 | 2♠ | ♥3 | +1 | -1 |
| -1.8 | Round 3 | MILA | 28 | 2♥ | ♣9 | -2 | -9 |
| -2.1 | Round 1 | BLUE | 10 | 3NT | ♠2 | = | -9 |
| -2.5 | Round 10 | KANDEMIR | 6 | 4♥ | ♣J | = | +1 |
| -2.6 | Round 6 | GRUDE | 28 | 4♠ | ♥3 | -1 | -6 |
| -2.6 | Round 8 | COLE | 13 | 1NT | ♣A | -1 | -6 |
| -2.6 | Round 10 | KANDEMIR | 1 | 5♠ | ♣5 | = | +0 |
| -2.9 | Round 5 | ZIMMERMANN | 19 | 3♠ | ♣A | = | -7 |
| -3.0 | Round 3 | MILA | 24 | 3♥ | ♣A | -1 | +2 |
| -3.1 | Round 1 | BLUE | 1 | 4♥ | ♠A | +1 | -11 |
| -3.2 | Round 8 | COLE | 17 | 4♠ | ♣Q | -1 | -9 |
| -3.2 | Round 10 | KANDEMIR | 10 | 3NT | ♥A | +1 | -12 |
| -3.4 | Round 3 | MILA | 30 | 4♠ | ♥A | -1 | -8 |
| -3.5 | Round 6 | GRUDE | 26 | 6♠ | ♥6 | = | +0 |
| -3.9 | Round 5 | ZIMMERMANN | 20 | 3♥ | ♠5 | +1 | -10 |
| -4.1 | Round 10 | KANDEMIR | 7 | 4♠ | ♦2 | +1 | -4 |
| -5.4 | Round 6 | GRUDE | 24 | 4♥ | ♣K | -1 | -9 |
| -5.7 | Round 5 | ZIMMERMANN | 18 | 2♠ | ♠4 | -1 | -11 |
| -5.7 | Round 8 | COLE | 20 | 1NT | ♥3 | -2 | -8 |
| -9.9 | Round 3 | MILA | 22 | 6♠ | ♦Q | -1 | -14 |
| -12.6 | Round 5 | ZIMMERMANN | 16 | 6NT | ♦4 | = | +0 |
| -22.4 | Round 5 | ZIMMERMANN | 15 | 5♣xx | ♣Q | -6 | -22 |