KOVACHEV Valentin · VALIO
153rank
+32.3Butler · 100 bds
+0.32per board
±5.1swing
-0.22vs par /bd · #321/527
+0.27adjusted /bd
by round
vs par split: bidding -0.37 · play +0.11
Strength of schedule: opponents averaged -0.06/bd (an easy draw) → opponent-adjusted +0.27/bd
Card play — on target: opening leads 83.3% #155 of 527 · declarer play 81.2% #136 of 527 · defence 84.9% #291 of 527
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 80.0% (5) | 84.2% (19) |
| Declarer play | 63.6% (11) | 90.5% (21) |
| Defence | 72.7% (11) | 88.1% (42) |
Opening leads by suit led: ♠ 71.4% (7) · ♥ 85.7% (7) · ♦ 100.0% (3) · ♣ 85.7% (7)
vs par by strain: NT +0.07 (28) · a suit -0.39 (71)
vs par by level: part-score -2.84 (32) · game +0.98 (59) · slam +0.88 (8)
By role: declaring +0.40/bd (-2.17 vs par · 46) · defending +0.26/bd (+1.44 vs par · 54)
By vulnerability: vulnerable -0.52/bd (-0.92 vs par · 51) · not vulnerable +1.20/bd (+0.51 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | D.Marquardt | S.Auken – R.Welland | Open | 10 | -20.1 | -2.01 | -2.20 |
| Round 2 | D.Marquardt | A.Mill – A.Maluish | Open | 10 | +26.9 | +2.69 | +0.40 |
| Round 3 | D.Marquardt | D.Kazmucha – C.Serek | Open | 10 | +1.9 | +0.19 | +0.80 |
| Round 4 | D.Marquardt | J.Thrower – S.Teshome | Open | 10 | -24.8 | -2.48 | -4.30 |
| Round 5 | D.Marquardt | G.Brekka – M.Lindstroem | Closed | 10 | +21.2 | +2.12 | +3.20 |
| Round 6 | D.Marquardt | A.Alberti – N.Bausback | Closed | 10 | +10.1 | +1.01 | +0.70 |
| Round 7 | D.Marquardt | E.Calandra – G.Duboin | Open | 10 | +8.5 | +0.85 | +0.50 |
| Round 8 | D.Marquardt | I.Luessmann – C.Luessmann | Open | 10 | +12.4 | +1.24 | -0.60 |
| Round 9 | D.Marquardt | B.Senior – S.Penfold | Open | 10 | +3.3 | +0.33 | -0.60 |
| Round 10 | D.Marquardt | F.Zimmermann – A.Reim | Closed | 10 | -7.1 | -0.71 | -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 |
|---|---|---|---|---|---|---|---|
| +16.6 | Round 2 | VICOZ | 15 | 5♥x | ♠2 | -5 | +17 |
| +13.0 | Round 10 | SILBERSEE | 8 | 7♣ | ♠7 | -3 | +17 |
| +11.6 | Round 8 | LADY | 13 | 5♣ | ♠K | = | +3 |
| +10.7 | Round 5 | PONDUS AND BLONDES | 15 | 6♥ | ♠5 | -2 | +13 |
| +7.8 | Round 6 | ALERTPLUS | 23 | 5♠ | ♥A | = | +10 |
| +7.8 | Round 8 | LADY | 16 | 4♠ | ♥K | = | +10 |
| +7.5 | Round 6 | ALERTPLUS | 22 | 4♠ | ♣6 | = | +3 |
| +6.7 | Round 5 | PONDUS AND BLONDES | 18 | 3NT | ♥J | = | +6 |
| +6.7 | Round 6 | ALERTPLUS | 27 | 3NT | ♥6 | = | +7 |
| +6.5 | Round 6 | ALERTPLUS | 28 | 3♠ | ♣A | -3 | +10 |
| +6.1 | Round 10 | SILBERSEE | 3 | 4♥ | ♠2 | = | +10 |
| +5.6 | Round 7 | CALANDRA | 10 | 4♠ | ♥4 | -1 | +6 |
| +5.6 | Round 9 | PENFOLD | 27 | 7♠ | ♥10 | = | +0 |
| +5.5 | Round 3 | CONNECTOR | 21 | 5♦ | ♣4 | -3 | +5 |
| +5.4 | Round 4 | PUNCH | 6 | 3NT | ♦4 | -1 | +10 |
| +5.2 | Round 2 | VICOZ | 20 | 3NT | ♣2 | -1 | +6 |
| +5.1 | Round 7 | CALANDRA | 8 | 3NT | ♦Q | +1 | +0 |
| +4.9 | Round 4 | PUNCH | 8 | 3♥ | ♣J | +1 | +6 |
| +4.8 | Round 4 | PUNCH | 2 | 5♦ | ♣K | -1 | +6 |
| +4.6 | Round 2 | VICOZ | 18 | 4♥ | ♠6 | +1 | +11 |
| +4.3 | Round 2 | VICOZ | 12 | 6♠ | ♦2 | = | -11 |
| +4.0 | Round 5 | PONDUS AND BLONDES | 17 | 3NT | ♠2 | +1 | +0 |
| +4.0 | Round 6 | ALERTPLUS | 29 | 3NT | ♣K | +2 | +1 |
| +3.9 | Round 3 | CONNECTOR | 22 | 5♣ | ♠6 | = | +3 |
| +3.9 | Round 9 | PENFOLD | 25 | 1NT | ♣A | -3 | +2 |
| +3.8 | Round 5 | PONDUS AND BLONDES | 12 | 4♠ | ♣6 | -3 | +10 |
| +3.6 | Round 7 | CALANDRA | 1 | 4♠ | ♦7 | -2 | +0 |
| +3.5 | Round 1 | PSZCZOLA | 4 | 5♣ | ♥A | -3 | -8 |
| +3.5 | Round 7 | CALANDRA | 4 | 4♥ | ♣J | -1 | -1 |
| +3.4 | Round 2 | VICOZ | 13 | 6♠ | ♣6 | = | +0 |
| +3.2 | Round 3 | CONNECTOR | 28 | 2♠ | ♣4 | -2 | +3 |
| +3.0 | Round 1 | PSZCZOLA | 6 | 3NT | ♠K | = | -13 |
| +2.7 | Round 6 | ALERTPLUS | 21 | 4♠ | ♥7 | +2 | -11 |
| +2.2 | Round 3 | CONNECTOR | 23 | 4♠ | ♥4 | +2 | +9 |
| +1.9 | Round 8 | LADY | 15 | 2NT | ♠9 | -1 | +0 |
| +1.7 | Round 5 | PONDUS AND BLONDES | 16 | 2♦ | ♠5 | +1 | +0 |
| +1.6 | Round 3 | CONNECTOR | 29 | 3♦ | ♥10 | = | -1 |
| +1.6 | Round 7 | CALANDRA | 3 | 5♦ | ♣8 | -1 | +5 |
| +1.6 | Round 8 | LADY | 11 | 3♥ | ♦2 | -1 | +4 |
| +1.6 | Round 9 | PENFOLD | 24 | 3NT | ♦4 | -1 | +5 |
| +1.4 | Round 2 | VICOZ | 17 | 3NT | ♠J | +2 | +0 |
| +1.4 | Round 5 | PONDUS AND BLONDES | 13 | 3♣ | ♥5 | +1 | +0 |
| +1.3 | Round 9 | PENFOLD | 28 | 3♥ | ♦5 | = | +0 |
| +1.1 | Round 8 | LADY | 12 | 3NT | ♣4 | +2 | +1 |
| +0.8 | Round 9 | PENFOLD | 26 | 2♦ | ♦8 | +1 | +0 |
| +0.6 | Round 1 | PSZCZOLA | 10 | 4♠ | ♠3 | +1 | +13 |
| +0.4 | Round 7 | CALANDRA | 5 | 4♥ | ♣A | +1 | +0 |
| +0.3 | Round 5 | PONDUS AND BLONDES | 11 | 4♠ | ♦6 | +1 | +0 |
| +0.3 | Round 7 | CALANDRA | 9 | Pass | +4 | ||
| +0.3 | Round 8 | LADY | 14 | 3♥ | ♠A | -2 | -1 |
| +0.2 | Round 3 | CONNECTOR | 25 | 2NT | ♥6 | +1 | +6 |
| +0.2 | Round 9 | PENFOLD | 23 | 3NT | ♣3 | +1 | -1 |
| +0.2 | Round 10 | SILBERSEE | 10 | 4♠ | ♣3 | +1 | +0 |
| -0.2 | Round 2 | VICOZ | 14 | 4♠ | ♥2 | +1 | +0 |
| -0.4 | Round 8 | LADY | 18 | 4♠ | ♠5 | +2 | -11 |
| -0.7 | Round 1 | PSZCZOLA | 1 | 3NT | ♠8 | = | -2 |
| -0.7 | Round 1 | PSZCZOLA | 5 | 3♣ | ♦7 | = | +0 |
| -0.8 | Round 8 | LADY | 17 | 4♠ | ♥4 | +1 | +0 |
| -0.9 | Round 2 | VICOZ | 16 | 4♦ | ♠3 | = | -6 |
| -0.9 | Round 9 | PENFOLD | 22 | 4♠ | ♥5 | = | +0 |
| -1.0 | Round 5 | PONDUS AND BLONDES | 20 | 5♠ | ♣4 | = | -1 |
| -1.0 | Round 10 | SILBERSEE | 2 | 1NT | ♣4 | -1 | +3 |
| -1.1 | Round 1 | PSZCZOLA | 8 | 3♣ | ♥K | +2 | +0 |
| -1.1 | Round 8 | LADY | 20 | 4♠ | ♦6 | +1 | +0 |
| -1.4 | Round 2 | VICOZ | 11 | 4♥ | ♠2 | = | -3 |
| -1.5 | Round 5 | PONDUS AND BLONDES | 19 | 3NT | ♥10 | +3 | +11 |
| -1.7 | Round 9 | PENFOLD | 30 | 4♥ | ♠2 | = | +1 |
| -1.8 | Round 3 | CONNECTOR | 30 | 3NT | ♠3 | -1 | +2 |
| -1.8 | Round 7 | CALANDRA | 6 | 3♦ | ♣K | = | -5 |
| -1.8 | Round 10 | SILBERSEE | 6 | 3♣ | ♣10 | -1 | +0 |
| -1.9 | Round 6 | ALERTPLUS | 30 | 3NT | ♠10 | +2 | -1 |
| -2.3 | Round 3 | CONNECTOR | 24 | 2♠ | ♦2 | = | -5 |
| -2.4 | Round 4 | PUNCH | 9 | 2♠ | ♣3 | +1 | -10 |
| -2.6 | Round 6 | ALERTPLUS | 24 | 3NT | ♦J | +1 | +0 |
| -2.6 | Round 7 | CALANDRA | 7 | 5♦ | ♠K | +1 | -1 |
| -3.0 | Round 10 | SILBERSEE | 5 | 2NT | ♣3 | -1 | -4 |
| -3.2 | Round 9 | PENFOLD | 21 | 2NT | ♣K | -2 | -5 |
| -3.2 | Round 10 | SILBERSEE | 4 | 2♠ | ♣7 | +3 | -15 |
| -3.3 | Round 1 | PSZCZOLA | 9 | 3NT | ♠8 | +2 | -1 |
| -3.5 | Round 3 | CONNECTOR | 27 | 3NT | ♠6 | -2 | -6 |
| -3.7 | Round 4 | PUNCH | 3 | 3♥ | ♠A | = | -12 |
| -3.9 | Round 1 | PSZCZOLA | 2 | 3NT | ♠K | -2 | -11 |
| -4.1 | Round 4 | PUNCH | 10 | 4♠ | ♥A | = | +1 |
| -4.3 | Round 9 | PENFOLD | 29 | 3♥ | ♦Q | -2 | -8 |
| -4.3 | Round 10 | SILBERSEE | 9 | 1NT | ♥8 | +1 | -6 |
| -4.9 | Round 5 | PONDUS AND BLONDES | 14 | 4♠xx | ♣4 | -1 | -7 |
| -5.0 | Round 4 | PUNCH | 5 | 4♥ | ♣5 | -1 | -10 |
| -5.1 | Round 10 | SILBERSEE | 7 | 2♣ | ♠5 | +1 | -6 |
| -6.1 | Round 2 | VICOZ | 19 | 3♦ | ♠A | -3 | -10 |
| -7.1 | Round 3 | CONNECTOR | 26 | 1NT | ♠5 | -2 | -8 |
| -7.2 | Round 7 | CALANDRA | 2 | 4♥ | ♣A | -4 | -3 |
| -8.0 | Round 10 | SILBERSEE | 1 | 6♣ | ♠9 | = | +0 |
| -8.1 | Round 4 | PUNCH | 7 | 2♠x | ♦Q | -1 | -15 |
| -8.2 | Round 4 | PUNCH | 1 | 4♠ | ♣3 | +2 | -11 |
| -8.4 | Round 1 | PSZCZOLA | 7 | 4♥ | ♦6 | = | +0 |
| -8.4 | Round 4 | PUNCH | 4 | 3♣ | ♣7 | -2 | -8 |
| -9.1 | Round 1 | PSZCZOLA | 3 | 6♥ | ♥4 | = | +0 |
| -9.1 | Round 6 | ALERTPLUS | 26 | 4♠ | ♦9 | = | +0 |
| -9.6 | Round 8 | LADY | 19 | 4♠ | ♥A | -1 | -12 |
| -11.5 | Round 6 | ALERTPLUS | 25 | 6♥x | ♦6 | -2 | -12 |