DUBININ Alexander · RUSSIA
vs par split: bidding +0.05 · play -0.16
Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted +0.28/bd
Card play — on target: opening leads 80.0% #215 of 534 · declarer play 68.2% #372 of 534 · defence 81.1% #428 of 535
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 60.0% (5) | 86.7% (15) |
| Declarer play | 57.1% (7) | 73.3% (15) |
| Defence | 66.7% (12) | 88.0% (25) |
Opening leads by suit led: ♠ 71.4% (7) · ♥ 100.0% (1) · ♦ 80.0% (5) · ♣ 85.7% (7)
vs par by strain: NT +0.48 (23) · a suit -0.35 (57)
vs par by level: part-score +0.43 (35) · game +0.39 (39) · slam -6.50 (6)
By role: declaring +0.64/bd (-1.91 vs par · 43) · defending -0.12/bd (+1.97 vs par · 37)
By vulnerability: vulnerable -0.84/bd (-1.44 vs par · 41) · not vulnerable +1.48/bd (+1.28 vs par · 39)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | A.Gromov | J.Larsson – L.Weinger | Open | 10 | -13.7 | -1.37 | -2.40 |
| Round 3 | A.Gromov | J.Mill – C.Madsen | Closed | 10 | +18.5 | +1.85 | +2.70 |
| Round 4 | A.Gromov | F.Wrobel – W.Stahl | Open | 10 | -4.6 | -0.46 | -1.70 |
| Round 7 | A.Gromov | K.Schipper – H.Den Boer | Open | 10 | +16.2 | +1.62 | +1.80 |
| Round 8 | A.Gromov | M.Mus – J.Marlier | Open | 10 | +5.3 | +0.53 | +0.20 |
| Round 9 | A.Gromov | D.Nikolenkov – S.Magnusson | Open | 10 | +5.2 | +0.52 | +1.10 |
| Round 10 | A.Gromov | P.Chottin – P.Kasler | Open | 10 | -30.6 | -3.06 | -5.40 |
| Round 12 | A.Gromov | R.Lin – J.Tao | Closed | 10 | +26.7 | +2.67 | +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 |
|---|---|---|---|---|---|---|---|
| +13.2 | Round 3 | DAMESY | 28 | 6♦ | ♣10 | = | +14 |
| +12.1 | Round 4 | MARILLE | 3 | 5♥x | ♦10 | -3 | +12 |
| +10.0 | Round 7 | DELFT | 4 | 1♠x | ♥9 | -3 | +5 |
| +9.6 | Round 3 | DAMESY | 27 | 2♥x | ♣7 | -4 | +9 |
| +9.6 | Round 12 | CHINA SENIOR | 22 | 4♠ | ♣A | -1 | +11 |
| +8.9 | Round 7 | DELFT | 5 | 3♦ | ♣K | -4 | +11 |
| +8.4 | Round 12 | CHINA SENIOR | 27 | 4♠ | ♣3 | = | +7 |
| +7.7 | Round 8 | RAPTORS | 18 | 3♥ | ♣A | +1 | +10 |
| +6.4 | Round 12 | CHINA SENIOR | 28 | 4♠ | ♣8 | = | +7 |
| +4.9 | Round 8 | RAPTORS | 17 | 5♣x | ♦A | -1 | +11 |
| +4.6 | Round 7 | DELFT | 8 | 4♣x | ♠2 | -1 | +6 |
| +4.0 | Round 7 | DELFT | 3 | 3♣ | ♦Q | = | +0 |
| +3.9 | Round 3 | DAMESY | 25 | 5♣ | ♦A | = | -1 |
| +3.8 | Round 7 | DELFT | 9 | 7♣ | ♣5 | = | -2 |
| +3.6 | Round 12 | CHINA SENIOR | 30 | 3NT | ♦4 | +2 | +1 |
| +3.3 | Round 10 | MON BAZILOU | 7 | 1NT | ♥2 | = | +0 |
| +2.7 | Round 8 | RAPTORS | 12 | 3♦ | ♥J | = | +0 |
| +2.6 | Round 4 | MARILLE | 6 | 4♠x | ♥5 | -1 | +5 |
| +2.6 | Round 4 | MARILLE | 10 | 2♦x | ♥6 | -1 | +2 |
| +2.5 | Round 1 | PLATINUM CEM | 8 | 3NT | ♦2 | +1 | +1 |
| +2.1 | Round 10 | MON BAZILOU | 2 | 3♠ | ♣4 | -2 | +0 |
| +2.0 | Round 1 | PLATINUM CEM | 1 | 1NT | ♦4 | = | +0 |
| +1.9 | Round 1 | PLATINUM CEM | 6 | 3NT | ♦9 | = | -2 |
| +1.7 | Round 9 | SWISSHUN | 30 | 2♥ | ♥Q | +1 | +1 |
| +1.4 | Round 9 | SWISSHUN | 21 | 2♦ | ♠7 | +1 | +11 |
| +1.2 | Round 7 | DELFT | 6 | 2♦ | ♥2 | +2 | +0 |
| +1.2 | Round 12 | CHINA SENIOR | 26 | 3NT | ♥Q | +2 | +1 |
| +1.1 | Round 8 | RAPTORS | 16 | 2♠ | ♣K | +2 | -10 |
| +1.0 | Round 9 | SWISSHUN | 22 | 4♥ | ♦2 | +2 | +1 |
| +0.9 | Round 9 | SWISSHUN | 26 | 3NT | ♥K | -1 | +6 |
| +0.8 | Round 4 | MARILLE | 2 | 2♥ | ♣K | -2 | -1 |
| +0.7 | Round 1 | PLATINUM CEM | 3 | 3NT | ♠7 | +1 | +0 |
| +0.7 | Round 4 | MARILLE | 8 | 3NT | ♥6 | = | -2 |
| +0.7 | Round 4 | MARILLE | 9 | 3NT | ♠8 | = | +2 |
| +0.6 | Round 4 | MARILLE | 7 | 4♥ | ♦8 | +2 | -13 |
| +0.5 | Round 9 | SWISSHUN | 27 | 3♠ | ♣4 | = | +0 |
| +0.5 | Round 12 | CHINA SENIOR | 25 | 1NT | ♦J | = | +2 |
| +0.5 | Round 12 | CHINA SENIOR | 29 | 4♥ | ♦4 | +1 | +0 |
| +0.4 | Round 3 | DAMESY | 23 | 3NT | ♥A | +2 | +12 |
| +0.4 | Round 8 | RAPTORS | 15 | 6♦ | ♠4 | = | -12 |
| +0.4 | Round 9 | SWISSHUN | 23 | 3NT | ♥5 | -1 | +0 |
| +0.4 | Round 9 | SWISSHUN | 25 | 3NT | ♠6 | +2 | -13 |
| +0.4 | Round 9 | SWISSHUN | 28 | 4♥ | ♦3 | = | +0 |
| +0.3 | Round 1 | PLATINUM CEM | 9 | 4♠ | ♥2 | -1 | -6 |
| +0.1 | Round 3 | DAMESY | 24 | 4♠ | ♠8 | = | +1 |
| +0.1 | Round 9 | SWISSHUN | 24 | 2NT | ♠J | -1 | +4 |
| +0.0 | Round 8 | RAPTORS | 13 | 2♣ | ♠A | +1 | +0 |
| -0.5 | Round 8 | RAPTORS | 14 | 3♠ | ♠4 | -1 | -2 |
| -0.6 | Round 1 | PLATINUM CEM | 2 | 4♠ | ♦A | +2 | +8 |
| -0.6 | Round 3 | DAMESY | 22 | 3♣ | ♠A | -1 | +2 |
| -0.6 | Round 4 | MARILLE | 5 | 3♣ | ♠K | -1 | +1 |
| -0.9 | Round 3 | DAMESY | 30 | 4♠ | ♣7 | +1 | +0 |
| -0.9 | Round 10 | MON BAZILOU | 8 | 3♥ | ♦2 | -2 | -8 |
| -0.9 | Round 12 | CHINA SENIOR | 23 | 3NT | ♥2 | +2 | +0 |
| -1.0 | Round 7 | DELFT | 1 | 3♥ | ♣4 | +1 | +2 |
| -1.0 | Round 8 | RAPTORS | 20 | 3NT | ♥3 | +3 | +13 |
| -1.0 | Round 12 | CHINA SENIOR | 24 | 3♥ | ♠A | = | +6 |
| -1.3 | Round 1 | PLATINUM CEM | 7 | 3♠ | ♠4 | -1 | +1 |
| -1.4 | Round 10 | MON BAZILOU | 5 | 3♠ | ♦A | -1 | -5 |
| -1.5 | Round 7 | DELFT | 10 | 2♥ | ♠A | -1 | +1 |
| -1.6 | Round 3 | DAMESY | 26 | 3NT | ♣5 | +3 | -2 |
| -1.6 | Round 9 | SWISSHUN | 29 | 3♠ | ♦Q | -1 | +1 |
| -1.6 | Round 12 | CHINA SENIOR | 21 | 3♥ | ♠A | = | -7 |
| -1.8 | Round 3 | DAMESY | 29 | 3NT | ♥8 | = | +2 |
| -2.2 | Round 1 | PLATINUM CEM | 5 | 3NT | ♠A | +2 | -2 |
| -2.5 | Round 10 | MON BAZILOU | 9 | 3♠ | ♦A | -2 | -2 |
| -2.7 | Round 10 | MON BAZILOU | 4 | 4♠ | ♦A | -1 | -6 |
| -3.8 | Round 3 | DAMESY | 21 | 2♠ | ♥10 | +1 | -10 |
| -3.9 | Round 10 | MON BAZILOU | 3 | 4♥ | ♦J | -1 | -12 |
| -4.1 | Round 10 | MON BAZILOU | 1 | 3NT | ♦2 | = | +1 |
| -4.8 | Round 8 | RAPTORS | 11 | 4♥ | ♦K | = | +0 |
| -5.2 | Round 8 | RAPTORS | 19 | 3NT | ♠5 | -2 | -8 |
| -5.7 | Round 7 | DELFT | 2 | 1NTx | ♣4 | -2 | -5 |
| -5.8 | Round 1 | PLATINUM CEM | 10 | 5♠ | ♣K | = | -10 |
| -8.1 | Round 7 | DELFT | 7 | 4♥ | ♦10 | = | +0 |
| -9.8 | Round 10 | MON BAZILOU | 6 | 7♣ | ♥6 | -1 | -12 |
| -10.7 | Round 10 | MON BAZILOU | 10 | 4♥ | ♣A | = | -10 |
| -10.8 | Round 4 | MARILLE | 1 | 2♠x | ♠A | +1 | -10 |
| -11.2 | Round 1 | PLATINUM CEM | 4 | 6♦x | ♣4 | = | -14 |
| -13.3 | Round 4 | MARILLE | 4 | 6♥ | ♠10 | = | -13 |