ROZENBLYUM Mikhail · RUSSIA
58rank
-8.5Butler · 90 bds
-0.09per board
±4.6swing
+0.49vs par /bd · #31/101
+0.05adjusted /bd
by round
vs par split: bidding +0.37 · play +0.12
Strength of schedule: opponents averaged +0.14/bd (a tough draw) → opponent-adjusted +0.05/bd
Card play — on target: opening leads 66.7% #98 of 101 · declarer play 60.9% #91 of 101 · defence 87.2% #46 of 101
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 83.3% (6) | 61.9% (21) |
| Declarer play | 75.0% (4) | 57.9% (19) |
| Defence | 85.7% (14) | 87.9% (33) |
Opening leads by suit led: ♠ 57.1% (7) · ♥ 75.0% (12) · ♦ 33.3% (3) · ♣ 80.0% (5)
vs par by strain: NT +2.17 (24) · a suit -0.12 (66)
vs par by level: part-score +0.13 (31) · game +1.04 (50) · slam -1.33 (9)
By role: declaring -0.28/bd (-1.53 vs par · 43) · defending +0.08/bd (+2.34 vs par · 47)
By vulnerability: vulnerable -0.70/bd (-1.02 vs par · 45) · not vulnerable +0.51/bd (+2.00 vs par · 45)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | V.Rapoport | J.Holland – D.Kendrick | Open | 10 | +32.6 | +3.26 | +2.30 |
| Round 2 | V.Rapoport | R.Marsal – H.Klumpp | Closed | 10 | -11.9 | -1.19 | -1.60 |
| Round 3 | O.Galaktionova | C.Pennestri – S.Cata | Open | 10 | -16.9 | -1.69 | -0.80 |
| Round 5 | V.Rapoport | H.Hantveit – R.Anderssen | Open | 10 | +12.5 | +1.25 | +0.60 |
| Round 6 | V.Rapoport | W.Klapper – J.Michalek | Open | 10 | +4.5 | +0.45 | +2.90 |
| Round 7 | O.Galaktionova | T.Pleksepp – A.Rummel | Closed | 10 | -21.6 | -2.16 | -3.10 |
| Round 8 | V.Rapoport | C.Stancescu – S.Draghicescu | Closed | 10 | -1.5 | -0.15 | +1.60 |
| Round 9 | V.Rapoport | W.Van Eijck – W.Gosschalk | Closed | 10 | -17.1 | -1.71 | +1.90 |
| Round 10 | V.Rapoport | E.Sidar – R.Gliga | Closed | 10 | +10.9 | +1.09 | +0.60 |
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 |
|---|---|---|---|---|---|---|---|
| +13.0 | Round 1 | PENFOLD | 8 | 2♥ | ♣10 | +5 | +15 |
| +10.6 | Round 1 | PENFOLD | 1 | 6♠ | ♥8 | -1 | +14 |
| +10.0 | Round 5 | VIKINGS NORWAY | 7 | 3NT | ♥6 | +1 | +1 |
| +9.8 | Round 2 | GERMANY | 8 | 6♥ | ♥9 | = | +0 |
| +9.1 | Round 1 | PENFOLD | 2 | 3NT | ♥9 | -2 | +13 |
| +9.1 | Round 10 | VALAHIA SENIORS 1 | 21 | 5♠ | ♣10 | -2 | +7 |
| +8.9 | Round 5 | VIKINGS NORWAY | 4 | 7♠ | ♣2 | = | +0 |
| +7.7 | Round 1 | PENFOLD | 9 | 5♦ | ♦2 | -1 | +5 |
| +6.9 | Round 10 | VALAHIA SENIORS 1 | 26 | 2♣ | ♥3 | -3 | +9 |
| +6.5 | Round 7 | RUMMEL | 26 | 6♣ | ♦10 | +1 | +13 |
| +6.2 | Round 10 | VALAHIA SENIORS 1 | 29 | 4♠ | ♥7 | = | +0 |
| +6.0 | Round 10 | VALAHIA SENIORS 1 | 24 | 3♠ | ♥3 | = | +7 |
| +5.4 | Round 9 | VEGOBIST | 17 | 3NT | ♥6 | -1 | +10 |
| +5.1 | Round 3 | NEDITALY | 18 | 3NT | ♥9 | -1 | +9 |
| +4.3 | Round 6 | SZENBERG | 17 | 3NT | ♣10 | +1 | +4 |
| +3.8 | Round 6 | SZENBERG | 20 | 6♣ | ♦Q | = | -2 |
| +3.0 | Round 8 | BUCHAREST SENIORS 1 | 2 | 4♠ | ♣3 | = | -1 |
| +2.7 | Round 3 | NEDITALY | 11 | 2♥ | ♠A | = | +0 |
| +2.7 | Round 6 | SZENBERG | 14 | 3♦ | ♥3 | -2 | +5 |
| +2.4 | Round 3 | NEDITALY | 16 | 4♥ | ♣A | +1 | +4 |
| +1.8 | Round 5 | VIKINGS NORWAY | 1 | 4♥ | ♣A | -2 | -5 |
| +1.8 | Round 6 | SZENBERG | 13 | 3NT | ♣6 | = | +10 |
| +1.7 | Round 9 | VEGOBIST | 12 | 3NT | ♥10 | -3 | +9 |
| +1.7 | Round 9 | VEGOBIST | 14 | 2♠ | ♥3 | +2 | +7 |
| +1.5 | Round 1 | PENFOLD | 5 | 4♠ | ♦K | +1 | +0 |
| +1.5 | Round 10 | VALAHIA SENIORS 1 | 28 | 4♥ | ♥J | +1 | +0 |
| +1.4 | Round 1 | PENFOLD | 3 | 3NT | ♣6 | +1 | -10 |
| +1.0 | Round 1 | PENFOLD | 6 | 2NT | ♠10 | -1 | +5 |
| +1.0 | Round 6 | SZENBERG | 18 | 2♠ | ♥6 | = | +0 |
| +1.0 | Round 8 | BUCHAREST SENIORS 1 | 3 | 2♠ | ♥6 | +1 | +0 |
| +0.9 | Round 8 | BUCHAREST SENIORS 1 | 10 | 4♥ | ♠A | -1 | +6 |
| +0.8 | Round 2 | GERMANY | 9 | 3NT | ♠10 | +1 | +0 |
| +0.7 | Round 6 | SZENBERG | 11 | 3NT | ♣10 | +1 | +1 |
| +0.7 | Round 9 | VEGOBIST | 15 | 4♠ | ♥K | = | +6 |
| +0.6 | Round 5 | VIKINGS NORWAY | 9 | 3NT | ♦2 | +1 | +1 |
| +0.6 | Round 8 | BUCHAREST SENIORS 1 | 5 | 3♠ | ♥3 | -2 | +9 |
| +0.3 | Round 9 | VEGOBIST | 16 | 4♠ | ♥A | = | +0 |
| -0.0 | Round 8 | BUCHAREST SENIORS 1 | 9 | 3NT | ♣9 | +3 | +1 |
| +0.0 | Round 10 | VALAHIA SENIORS 1 | 30 | 3NT | ♠8 | = | -1 |
| -0.1 | Round 3 | NEDITALY | 15 | 3NT | ♥4 | +1 | +12 |
| -0.1 | Round 7 | RUMMEL | 28 | 6♠ | ♦Q | +1 | -11 |
| -0.1 | Round 8 | BUCHAREST SENIORS 1 | 6 | 5♣ | ♦9 | +2 | +1 |
| -0.2 | Round 5 | VIKINGS NORWAY | 10 | 4♦ | ♥10 | +1 | +8 |
| -0.2 | Round 9 | VEGOBIST | 13 | 3♦ | ♣2 | = | -1 |
| -0.3 | Round 5 | VIKINGS NORWAY | 2 | 1NT | ♥K | +1 | +1 |
| -0.4 | Round 8 | BUCHAREST SENIORS 1 | 8 | 3♣ | ♣2 | -3 | +7 |
| -0.5 | Round 2 | GERMANY | 2 | 3NT | ♥4 | +1 | +0 |
| -0.5 | Round 5 | VIKINGS NORWAY | 8 | 4♠ | ♣Q | +1 | +0 |
| -0.7 | Round 3 | NEDITALY | 20 | 2♠ | ♦2 | -1 | +0 |
| -0.8 | Round 2 | GERMANY | 7 | 4♠ | ♥5 | = | -3 |
| -0.8 | Round 6 | SZENBERG | 16 | 4♠ | ♥4 | +1 | +0 |
| -0.9 | Round 2 | GERMANY | 4 | 3NT | ♥J | +2 | +13 |
| -0.9 | Round 8 | BUCHAREST SENIORS 1 | 4 | 4♠ | ♣Q | = | -1 |
| -1.1 | Round 1 | PENFOLD | 10 | 5♣ | ♦7 | = | -2 |
| -1.1 | Round 5 | VIKINGS NORWAY | 5 | 4♠ | ♥J | = | +0 |
| -1.1 | Round 7 | RUMMEL | 25 | 1NT | ♥9 | +2 | -1 |
| -1.3 | Round 8 | BUCHAREST SENIORS 1 | 1 | 3NT | ♥2 | -2 | -6 |
| -1.6 | Round 6 | SZENBERG | 15 | 3♠ | ♥4 | +2 | +10 |
| -1.9 | Round 2 | GERMANY | 6 | 2NT | ♦3 | +1 | -10 |
| -1.9 | Round 7 | RUMMEL | 24 | 4♠ | ♦J | = | +1 |
| -2.0 | Round 6 | SZENBERG | 12 | 3NT | ♥K | +1 | +1 |
| -2.1 | Round 5 | VIKINGS NORWAY | 3 | 1♥ | ♣8 | +2 | +0 |
| -2.8 | Round 9 | VEGOBIST | 18 | 5♦x | ♥K | = | +8 |
| -2.8 | Round 10 | VALAHIA SENIORS 1 | 22 | 2♠ | ♠2 | = | -5 |
| -2.9 | Round 1 | PENFOLD | 7 | 2♠ | ♠4 | = | -12 |
| -2.9 | Round 7 | RUMMEL | 27 | 1♠ | ♦8 | -1 | -4 |
| -2.9 | Round 7 | RUMMEL | 29 | 2♠ | ♥10 | = | -5 |
| -3.1 | Round 3 | NEDITALY | 17 | 1NT | ♠7 | +1 | -6 |
| -3.1 | Round 7 | RUMMEL | 23 | 4♠ | ♥Q | +1 | +0 |
| -3.2 | Round 7 | RUMMEL | 21 | 3♥ | ♦5 | = | -1 |
| -3.6 | Round 3 | NEDITALY | 19 | 2♠ | ♠7 | +2 | -1 |
| -3.9 | Round 2 | GERMANY | 1 | 4♥ | ♠J | = | -3 |
| -4.2 | Round 2 | GERMANY | 3 | 4♥ | ♥J | +1 | -1 |
| -4.3 | Round 8 | BUCHAREST SENIORS 1 | 7 | 4♠ | ♥5 | +1 | +0 |
| -4.6 | Round 5 | VIKINGS NORWAY | 6 | 4♥ | ♣J | = | +0 |
| -4.6 | Round 9 | VEGOBIST | 19 | 5♥ | ♠6 | -1 | -12 |
| -4.7 | Round 10 | VALAHIA SENIORS 1 | 27 | 4♠ | ♣2 | +1 | +0 |
| -4.8 | Round 2 | GERMANY | 5 | 3♥ | ♣7 | = | -7 |
| -4.8 | Round 10 | VALAHIA SENIORS 1 | 23 | 2♠ | ♠2 | -2 | -3 |
| -5.4 | Round 3 | NEDITALY | 13 | 3♣ | ♦K | +1 | -10 |
| -5.4 | Round 6 | SZENBERG | 19 | 6♥ | ♠3 | = | +0 |
| -5.5 | Round 2 | GERMANY | 10 | 2♦x | ♣7 | -3 | -5 |
| -5.6 | Round 7 | RUMMEL | 22 | 6♥ | ♣Q | +1 | -13 |
| -6.5 | Round 10 | VALAHIA SENIORS 1 | 25 | 3♥ | ♣2 | -2 | -8 |
| -6.9 | Round 3 | NEDITALY | 12 | 5♥ | ♠A | = | -13 |
| -7.3 | Round 3 | NEDITALY | 14 | 4♥ | ♣A | = | -3 |
| -7.3 | Round 7 | RUMMEL | 30 | 4♠ | ♦9 | -1 | -10 |
| -7.7 | Round 1 | PENFOLD | 4 | 3NT | ♥7 | -1 | -5 |
| -7.7 | Round 9 | VEGOBIST | 11 | 5♦x | ♥A | -4 | +5 |
| -11.6 | Round 9 | VEGOBIST | 20 | 6♥ | ♠A | -1 | -13 |