ROBSON Andrew · PERICULO
130rank
+27.9Butler · 100 bds
+0.28per board
±4.5swing
-0.39vs par /bd · #253/398
+0.38adjusted /bd
by round
vs par split: bidding -0.46 · play +0.07
Strength of schedule: opponents averaged +0.10/bd (a tough draw) → opponent-adjusted +0.38/bd
Card play — on target: opening leads 68.2% #367 of 397 · declarer play 81.5% #118 of 398 · defence 87.8% #152 of 398
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (3) | 68.4% (19) |
| Declarer play | 85.7% (7) | 80.0% (20) |
| Defence | 72.7% (11) | 92.1% (38) |
Opening leads by suit led: ♠ 60.0% (5) · ♥ 50.0% (4) · ♦ 100.0% (6) · ♣ 57.1% (7)
vs par by strain: NT -0.23 (22) · a suit -0.44 (78)
vs par by level: part-score -0.71 (34) · game +0.09 (57) · slam -2.22 (9)
By role: declaring +0.87/bd (-2.14 vs par · 51) · defending -0.34/bd (+1.43 vs par · 49)
By vulnerability: vulnerable -0.47/bd (-1.30 vs par · 50) · not vulnerable +1.02/bd (+0.52 vs par · 50)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | A.Allfrey | E.Gwozdz – J.Pietrzak | Open | 10 | +5.0 | +0.50 | -2.90 |
| Round 2 | A.Allfrey | W.Olanski – V.Vainikonis | Open | 10 | +28.5 | +2.85 | +3.10 |
| Round 3 | A.Allfrey | L.Lebowitz – A.Grossack | Open | 10 | +10.3 | +1.03 | -0.20 |
| Round 4 | A.Allfrey | S.De Wijs – B.Muller | Open | 10 | -10.6 | -1.06 | -0.60 |
| Round 5 | A.Allfrey | I.Bacalu – D.Calipetre | Closed | 10 | -9.0 | -0.90 | -2.70 |
| Round 6 | A.Allfrey | S.Thoresen – J.Ovesen | Closed | 10 | +34.7 | +3.47 | +1.80 |
| Round 7 | A.Allfrey | S.Lee – D.Kim | Closed | 10 | -33.4 | -3.34 | -2.60 |
| Round 8 | A.Allfrey | G.Winkler – M.Dumbovich | Closed | 10 | +13.3 | +1.33 | +2.60 |
| Round 9 | A.Allfrey | M.Di Franco – A.Manno | Closed | 10 | +7.2 | +0.72 | -0.40 |
| Round 10 | A.Allfrey | T.Sprinkhuizen – G.Mendes De Leon | Closed | 10 | -18.1 | -1.81 | -2.00 |
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 |
|---|---|---|---|---|---|---|---|
| +12.1 | Round 2 | VYTAS | 17 | 4♠x | ♣3 | = | +14 |
| +9.4 | Round 2 | VYTAS | 20 | 5♥x | ♠Q | = | +12 |
| +9.4 | Round 3 | LEBOWITZ | 25 | 6♥ | ♣3 | = | +0 |
| +9.1 | Round 6 | ECF HOLDING | 25 | 7♠ | ♥A | = | +0 |
| +8.6 | Round 8 | THE MAVERICKS | 4 | 3NT | ♦K | = | +10 |
| +7.8 | Round 6 | ECF HOLDING | 23 | 4♠ | ♥2 | = | +0 |
| +7.2 | Round 6 | ECF HOLDING | 22 | 5♠x | ♦J | -1 | +7 |
| +7.1 | Round 5 | THE BLACK SWAN | 14 | 6NT | ♠5 | = | +0 |
| +6.9 | Round 1 | WROBELKI | 3 | 6♦ | ♠6 | = | -11 |
| +6.9 | Round 8 | THE MAVERICKS | 10 | 4♥ | ♠6 | = | +0 |
| +6.1 | Round 10 | VENTIN | 25 | 5♣ | ♠9 | = | +0 |
| +5.6 | Round 9 | STREET | 13 | 5♥x | ♦3 | -1 | +8 |
| +5.4 | Round 6 | ECF HOLDING | 29 | 3NT | ♣Q | +2 | +2 |
| +5.2 | Round 2 | VYTAS | 18 | 6♠x | ♦K | -2 | +5 |
| +5.2 | Round 4 | GUPTA | 8 | 5♦ | ♣Q | +1 | +1 |
| +4.9 | Round 1 | WROBELKI | 8 | 3♠ | ♦3 | = | +6 |
| +4.9 | Round 8 | THE MAVERICKS | 9 | 3NT | ♦J | -2 | +8 |
| +4.7 | Round 5 | THE BLACK SWAN | 16 | 3♠ | ♣A | -1 | +5 |
| +4.5 | Round 5 | THE BLACK SWAN | 17 | 2NT | ♥Q | -3 | +7 |
| +4.5 | Round 9 | STREET | 12 | 4♥ | ♥5 | +2 | -9 |
| +4.0 | Round 2 | VYTAS | 11 | 3♠ | ♥K | -2 | +5 |
| +3.9 | Round 7 | SEOUL | 8 | 4♠ | ♦9 | +2 | +11 |
| +3.3 | Round 9 | STREET | 16 | 4♥ | ♥5 | -2 | +3 |
| +2.9 | Round 3 | LEBOWITZ | 26 | 2♠ | ♠8 | +1 | +7 |
| +2.9 | Round 6 | ECF HOLDING | 24 | 4♠x | ♣K | -1 | +6 |
| +2.7 | Round 1 | WROBELKI | 9 | 5♠ | ♣4 | -2 | +0 |
| +2.5 | Round 6 | ECF HOLDING | 21 | 4♥ | ♣2 | -1 | +10 |
| +2.4 | Round 8 | THE MAVERICKS | 1 | 4♠ | ♣K | -1 | +5 |
| +2.3 | Round 2 | VYTAS | 15 | 1NT | ♦K | = | +0 |
| +2.2 | Round 3 | LEBOWITZ | 21 | 4♠ | ♣3 | +1 | +0 |
| +2.2 | Round 3 | LEBOWITZ | 24 | 4♠ | ♣3 | +1 | +1 |
| +1.9 | Round 7 | SEOUL | 2 | 3NT | ♣3 | -1 | +5 |
| +1.6 | Round 6 | ECF HOLDING | 30 | 4♥ | ♠3 | -1 | -2 |
| +1.2 | Round 3 | LEBOWITZ | 23 | 1NT | ♦3 | = | +0 |
| +1.2 | Round 7 | SEOUL | 4 | 3♦ | ♥Q | +1 | +0 |
| +1.0 | Round 10 | VENTIN | 27 | 5♣ | ♦K | +2 | +14 |
| +0.9 | Round 4 | GUPTA | 1 | 2♥ | ♠Q | +1 | +0 |
| +0.9 | Round 10 | VENTIN | 28 | 2♠ | ♥3 | = | +0 |
| +0.8 | Round 2 | VYTAS | 14 | 3♥ | ♣K | +1 | +6 |
| +0.8 | Round 8 | THE MAVERICKS | 7 | 2♠ | ♦Q | = | +1 |
| +0.7 | Round 6 | ECF HOLDING | 27 | 1NT | ♣3 | +1 | +0 |
| +0.5 | Round 4 | GUPTA | 2 | 4♠ | ♦2 | +2 | +11 |
| +0.5 | Round 5 | THE BLACK SWAN | 19 | 4♠ | ♣7 | +1 | +1 |
| +0.4 | Round 9 | STREET | 14 | 3♣ | ♦6 | -1 | +2 |
| +0.3 | Round 2 | VYTAS | 16 | 3♥ | ♠J | = | -6 |
| +0.3 | Round 5 | THE BLACK SWAN | 15 | 3NT | ♥Q | +2 | +1 |
| +0.2 | Round 4 | GUPTA | 5 | 2♥ | ♦8 | -1 | +4 |
| +0.2 | Round 4 | GUPTA | 6 | 4♣ | ♠K | = | +0 |
| +0.2 | Round 5 | THE BLACK SWAN | 13 | 1NT | ♠7 | = | +1 |
| +0.2 | Round 10 | VENTIN | 30 | 3NT | ♦8 | +1 | +0 |
| +0.1 | Round 1 | WROBELKI | 10 | 2♦ | ♣3 | = | +0 |
| +0.1 | Round 9 | STREET | 19 | 2NT | ♣7 | = | +0 |
| +0.1 | Round 10 | VENTIN | 21 | 2♦ | ♦5 | +1 | +0 |
| +0.0 | Round 1 | WROBELKI | 1 | 4♠ | ♦K | = | +0 |
| -0.1 | Round 4 | GUPTA | 7 | 3NT | ♠4 | +1 | -1 |
| -0.3 | Round 3 | LEBOWITZ | 27 | 4♥ | ♠3 | = | -1 |
| -0.4 | Round 10 | VENTIN | 29 | 4♥ | ♦K | +1 | +0 |
| -0.5 | Round 4 | GUPTA | 10 | 4♥ | ♣Q | -2 | -9 |
| -0.5 | Round 9 | STREET | 17 | 4♠ | ♣3 | +1 | +0 |
| -0.8 | Round 4 | GUPTA | 3 | 4♥ | ♦10 | -2 | +1 |
| -0.9 | Round 1 | WROBELKI | 5 | 3♠ | ♥3 | -1 | -6 |
| -1.1 | Round 1 | WROBELKI | 6 | 4♠ | ♥A | -2 | -5 |
| -1.1 | Round 3 | LEBOWITZ | 28 | 3NT | ♥3 | = | +0 |
| -1.1 | Round 9 | STREET | 15 | 4♠ | ♣J | +1 | +0 |
| -1.1 | Round 10 | VENTIN | 24 | 3NT | ♥7 | +2 | +0 |
| -1.2 | Round 2 | VYTAS | 12 | 4♥ | ♦J | = | +1 |
| -1.2 | Round 6 | ECF HOLDING | 28 | 2♠ | ♦3 | = | -5 |
| -1.2 | Round 9 | STREET | 11 | 4♣ | ♠A | -1 | +5 |
| -1.3 | Round 6 | ECF HOLDING | 26 | 5♠ | ♦A | = | +0 |
| -1.4 | Round 2 | VYTAS | 19 | 4♦ | ♣K | +1 | -6 |
| -1.5 | Round 8 | THE MAVERICKS | 6 | 4♥ | ♣2 | +3 | +12 |
| -1.5 | Round 8 | THE MAVERICKS | 8 | 2♠ | ♣A | +2 | -6 |
| -1.6 | Round 3 | LEBOWITZ | 29 | 3NT | ♣5 | +1 | -1 |
| -1.7 | Round 9 | STREET | 18 | 3NT | ♣3 | = | +1 |
| -1.9 | Round 3 | LEBOWITZ | 22 | 3NT | ♠4 | +2 | -4 |
| -1.9 | Round 7 | SEOUL | 10 | 4♥ | ♣7 | +2 | -13 |
| -2.1 | Round 8 | THE MAVERICKS | 3 | 4♠ | ♦A | -1 | +2 |
| -2.1 | Round 8 | THE MAVERICKS | 5 | 3♠ | ♠7 | = | +0 |
| -2.2 | Round 4 | GUPTA | 9 | 6♠ | ♠10 | = | +0 |
| -2.2 | Round 9 | STREET | 20 | 6♥x | ♠8 | -1 | -14 |
| -2.5 | Round 1 | WROBELKI | 2 | 3♠ | ♣A | -2 | -7 |
| -2.5 | Round 1 | WROBELKI | 4 | 2♣ | ♦8 | -1 | -5 |
| -2.5 | Round 7 | SEOUL | 7 | 3NT | ♣A | -1 | -12 |
| -2.6 | Round 1 | WROBELKI | 7 | 4♣ | ♠A | = | -1 |
| -2.7 | Round 3 | LEBOWITZ | 30 | 1♠ | ♦A | -1 | -4 |
| -3.0 | Round 2 | VYTAS | 13 | 3♠ | ♥Q | = | +0 |
| -3.1 | Round 8 | THE MAVERICKS | 2 | 4♠ | ♥9 | -1 | -6 |
| -4.1 | Round 5 | THE BLACK SWAN | 11 | 3♦x | ♠K | -2 | -12 |
| -5.9 | Round 7 | SEOUL | 3 | 4♠ | ♣10 | -2 | -6 |
| -6.7 | Round 5 | THE BLACK SWAN | 12 | 4♠ | ♥3 | = | -7 |
| -6.9 | Round 7 | SEOUL | 1 | 3NT | ♥8 | -1 | -10 |
| -7.1 | Round 5 | THE BLACK SWAN | 18 | 4♥x | ♠Q | -1 | -8 |
| -7.4 | Round 7 | SEOUL | 6 | 4♥ | ♥7 | = | +0 |
| -7.4 | Round 7 | SEOUL | 9 | 5♦x | ♣3 | = | -12 |
| -7.9 | Round 10 | VENTIN | 26 | 6♣ | ♠4 | +1 | -11 |
| -8.0 | Round 10 | VENTIN | 23 | 3NT | ♥2 | -1 | -12 |
| -8.4 | Round 5 | THE BLACK SWAN | 20 | 2♠ | ♣K | +3 | -15 |
| -8.4 | Round 7 | SEOUL | 5 | 6♦ | ♣5 | = | +11 |
| -9.0 | Round 10 | VENTIN | 22 | 4♠ | ♦9 | +1 | -11 |
| -14.0 | Round 4 | GUPTA | 4 | 5♣x | ♠10 | -5 | -13 |