WHIBLEY Michael · PERO BUENO
22rank
+13.7Butler · 88 bds
+0.16per board
±5.0swing
+0.23vs par /bd · #26/62
+0.03adjusted /bd
by round
vs par split: bidding -0.38 · play +0.60
Strength of schedule: opponents averaged -0.13/bd (an easy draw) → opponent-adjusted +0.03/bd
Card play — on target: opening leads 75.0% #47 of 62 · declarer play 84.0% #18 of 62 · defence 85.0% #38 of 62
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (6) | 77.8% (18) |
| Declarer play | 77.8% (9) | 87.5% (16) |
| Defence | 77.8% (9) | 87.1% (31) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 80.0% (5) · ♦ 75.0% (8) · ♣ 71.4% (7)
vs par by strain: NT +0.96 (25) · a suit -0.06 (63)
vs par by level: part-score +0.56 (25) · game -0.17 (53) · slam +1.50 (10)
By role: declaring +0.43/bd (-1.50 vs par · 48) · defending -0.17/bd (+2.30 vs par · 40)
By vulnerability: vulnerable -0.27/bd (-0.66 vs par · 44) · not vulnerable +0.58/bd (+1.11 vs par · 44)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | M.Brown | J.Fritsche – K.Reps | Open | 8 | +28.2 | +3.52 | +6.75 |
| Round 2 | M.Brown | T.Hanlon – C.Boland | Closed | 8 | -0.7 | -0.09 | -1.50 |
| Round 3 | M.Brown | V.Fagerlund – J.Salonen | Closed | 8 | -9.4 | -1.18 | -1.25 |
| Round 4 | M.Brown | J.Chen – H.Lin | Open | 8 | +15.8 | +1.98 | +4.38 |
| Round 5 | M.Brown | W.Starkowski – M.Kwiecien | Open | 8 | +7.4 | +0.93 | +2.12 |
| Round 6 | M.Brown | A.Yekutieli – B.Tarnovski | Closed | 8 | +4.8 | +0.60 | -3.12 |
| Round 7 | M.Brown | Y.Zack – R.Benin-Barr | Closed | 8 | -16.7 | -2.09 | -3.62 |
| Round 8 | M.Brown | G.Fractman – F.Goded | Open | 8 | +17.8 | +2.23 | +4.00 |
| Round 9 | M.Brown | J.Ventin – A.Palma | Closed | 8 | -11.2 | -1.40 | -1.00 |
| Round 10 | M.Brown | D.Korbel – S.Shi | Open | 8 | -21.2 | -2.65 | -3.38 |
| Round 11 | M.Brown | V.Demuy – J.Kranyak | Open | 8 | -1.1 | -0.14 | -0.88 |
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 |
|---|---|---|---|---|---|---|---|
| +14.6 | Round 8 | GAUSS | 29 | 7♦ | ♦3 | -2 | +20 |
| +11.5 | Round 4 | 🇹🇼 CHINESE TAIPEI OPEN | 31 | 5♣ | ♠Q | +2 | +17 |
| +11.1 | Round 11 | SHOURIE | 22 | 6♣ | ♥A | = | +11 |
| +9.1 | Round 1 | 🇩🇪 GERMANY OPEN | 7 | 3NTx | ♠A | = | +12 |
| +8.0 | Round 5 | 🇵🇱 POLAND SENIORS | 2 | 3NT | ♥4 | = | +6 |
| +7.5 | Round 2 | 🇮🇪 IRELAND | 12 | 3NT | ♥4 | -2 | +12 |
| +6.6 | Round 5 | 🇵🇱 POLAND SENIORS | 1 | 4♠ | ♥2 | +1 | +1 |
| +6.0 | Round 2 | 🇮🇪 IRELAND | 13 | 2♣ | ♣8 | +2 | +11 |
| +5.9 | Round 1 | 🇩🇪 GERMANY OPEN | 4 | 2♥ | ♦6 | +2 | +10 |
| +5.6 | Round 1 | 🇩🇪 GERMANY OPEN | 1 | 6♠ | ♣3 | -1 | +11 |
| +5.4 | Round 1 | 🇩🇪 GERMANY OPEN | 3 | 3♣ | ♥A | = | +6 |
| +4.8 | Round 4 | 🇹🇼 CHINESE TAIPEI OPEN | 32 | 2♠ | ♠4 | -1 | +5 |
| +4.6 | Round 2 | 🇮🇪 IRELAND | 10 | 3NT | ♦K | +1 | +0 |
| +4.6 | Round 10 | 🇺🇸 USA MIX | 12 | 6♣ | ♠8 | = | +0 |
| +4.5 | Round 1 | 🇩🇪 GERMANY OPEN | 5 | 3♠ | ♥Q | +2 | +10 |
| +4.5 | Round 5 | 🇵🇱 POLAND SENIORS | 6 | 3NT | ♥5 | +3 | +14 |
| +4.5 | Round 9 | VENTIN | 2 | 3NT | ♦J | -2 | +12 |
| +3.8 | Round 7 | 🇮🇱 ISRAEL MIXED | 24 | 6♥ | ♠7 | -2 | +14 |
| +3.6 | Round 6 | 🇮🇱 ISRAEL | 12 | 4♠ | ♥8 | = | +0 |
| +3.5 | Round 7 | 🇮🇱 ISRAEL MIXED | 22 | 2♠ | ♥4 | +2 | -10 |
| +3.2 | Round 4 | 🇹🇼 CHINESE TAIPEI OPEN | 25 | 1NT | ♣5 | = | +5 |
| +3.0 | Round 3 | 🇫🇮 FINLAND | 18 | 3NT | ♥5 | -1 | +12 |
| +3.0 | Round 10 | 🇺🇸 USA MIX | 13 | 3♠ | ♠10 | = | -2 |
| +2.9 | Round 3 | 🇫🇮 FINLAND | 22 | 2♠ | ♥2 | +2 | +1 |
| +2.5 | Round 9 | VENTIN | 8 | 4♥ | ♦9 | +1 | +0 |
| +2.3 | Round 8 | GAUSS | 28 | 4♠ | ♥K | +2 | +12 |
| +2.3 | Round 9 | VENTIN | 5 | 3NT | ♦2 | -1 | +6 |
| +1.7 | Round 6 | 🇮🇱 ISRAEL | 14 | 5♥x | ♠A | -1 | +9 |
| +1.7 | Round 9 | VENTIN | 4 | 3♣ | ♠A | = | +6 |
| +1.5 | Round 5 | 🇵🇱 POLAND SENIORS | 3 | 4♠ | ♥K | -1 | +3 |
| +1.5 | Round 6 | 🇮🇱 ISRAEL | 10 | 4♠ | ♥6 | = | -13 |
| +1.3 | Round 5 | 🇵🇱 POLAND SENIORS | 5 | 1NT | ♠J | +3 | +2 |
| +1.3 | Round 7 | 🇮🇱 ISRAEL MIXED | 18 | 3♥ | ♠A | = | +0 |
| +1.1 | Round 3 | 🇫🇮 FINLAND | 17 | 5♣ | ♦A | = | -2 |
| +1.0 | Round 2 | 🇮🇪 IRELAND | 15 | 2NT | ♠4 | +2 | -6 |
| +0.9 | Round 11 | SHOURIE | 18 | 4♥ | ♣K | +1 | +0 |
| +0.7 | Round 3 | 🇫🇮 FINLAND | 24 | 3NT | ♣9 | -1 | +4 |
| +0.7 | Round 6 | 🇮🇱 ISRAEL | 11 | 4♥ | ♥5 | -2 | -5 |
| +0.6 | Round 11 | SHOURIE | 17 | 4♠ | ♥K | -1 | +6 |
| +0.5 | Round 1 | 🇩🇪 GERMANY OPEN | 6 | 4♠ | ♣3 | -1 | +5 |
| +0.5 | Round 4 | 🇹🇼 CHINESE TAIPEI OPEN | 28 | 4♠ | ♣7 | +1 | +0 |
| +0.5 | Round 4 | 🇹🇼 CHINESE TAIPEI OPEN | 30 | 3NT | ♦7 | = | -1 |
| +0.5 | Round 8 | GAUSS | 26 | 2♦ | ♣10 | +2 | +0 |
| +0.5 | Round 8 | GAUSS | 27 | 5♣ | ♠8 | = | +0 |
| +0.5 | Round 10 | 🇺🇸 USA MIX | 9 | 4♥ | ♦10 | = | +1 |
| +0.3 | Round 2 | 🇮🇪 IRELAND | 14 | 3♥ | ♣4 | -1 | -3 |
| +0.1 | Round 4 | 🇹🇼 CHINESE TAIPEI OPEN | 27 | 4♠ | ♣A | = | +0 |
| -0.0 | Round 6 | 🇮🇱 ISRAEL | 13 | 6♣ | ♠10 | +1 | -12 |
| -0.0 | Round 6 | 🇮🇱 ISRAEL | 16 | 2♠ | ♥2 | -3 | +0 |
| -0.0 | Round 7 | 🇮🇱 ISRAEL MIXED | 17 | 3NT | ♠Q | +1 | +0 |
| -0.0 | Round 8 | GAUSS | 25 | 4♠ | ♣A | = | +0 |
| -0.0 | Round 8 | GAUSS | 31 | 4♠ | ♣J | +1 | +0 |
| -0.0 | Round 8 | GAUSS | 32 | 4♥ | ♦4 | +1 | +0 |
| -0.0 | Round 9 | VENTIN | 1 | 4♦ | ♥Q | = | +1 |
| -0.1 | Round 8 | GAUSS | 30 | 4♥ | ♦10 | +1 | +0 |
| -0.2 | Round 4 | 🇹🇼 CHINESE TAIPEI OPEN | 26 | 3NT | ♦2 | +3 | +13 |
| -0.3 | Round 5 | 🇵🇱 POLAND SENIORS | 8 | 4♣ | ♥Q | = | +0 |
| -0.4 | Round 2 | 🇮🇪 IRELAND | 9 | 3NT | ♥6 | +1 | +0 |
| -0.4 | Round 6 | 🇮🇱 ISRAEL | 15 | 3NT | ♦J | -1 | -4 |
| -0.4 | Round 11 | SHOURIE | 23 | 2♠ | ♦K | = | +0 |
| -1.0 | Round 1 | 🇩🇪 GERMANY OPEN | 8 | 6♣x | ♣A | -2 | +0 |
| -1.4 | Round 3 | 🇫🇮 FINLAND | 21 | 3NT | ♣K | +2 | -1 |
| -1.7 | Round 3 | 🇫🇮 FINLAND | 23 | 3♦ | ♦5 | = | -6 |
| -1.8 | Round 1 | 🇩🇪 GERMANY OPEN | 2 | 3NT | ♦5 | = | +0 |
| -1.9 | Round 7 | 🇮🇱 ISRAEL MIXED | 23 | 4♥ | ♦6 | -1 | -6 |
| -1.9 | Round 11 | SHOURIE | 20 | 2♠ | ♣5 | = | -1 |
| -2.3 | Round 6 | 🇮🇱 ISRAEL | 9 | 3♣ | ♠3 | +1 | +0 |
| -2.3 | Round 7 | 🇮🇱 ISRAEL MIXED | 20 | 3♠ | ♣2 | = | -6 |
| -2.3 | Round 11 | SHOURIE | 21 | 3NT | ♣5 | -2 | -11 |
| -2.4 | Round 10 | 🇺🇸 USA MIX | 15 | 4♥ | ♠4 | +1 | +0 |
| -4.1 | Round 11 | SHOURIE | 24 | 4♠ | ♥J | -2 | -6 |
| -4.6 | Round 4 | 🇹🇼 CHINESE TAIPEI OPEN | 29 | 5♥x | ♣K | -2 | -4 |
| -4.9 | Round 5 | 🇵🇱 POLAND SENIORS | 7 | 3NT | ♠A | -2 | -7 |
| -5.0 | Round 11 | SHOURIE | 19 | 4♠ | ♥Q | -1 | -6 |
| -5.6 | Round 10 | 🇺🇸 USA MIX | 14 | 4♠x | ♦10 | = | -5 |
| -5.8 | Round 10 | 🇺🇸 USA MIX | 10 | 1♠ | ♣10 | -1 | +0 |
| -6.0 | Round 9 | VENTIN | 6 | 3NT | ♣9 | -1 | -12 |
| -6.4 | Round 3 | 🇫🇮 FINLAND | 19 | 5♥x | ♠9 | = | -6 |
| -6.6 | Round 2 | 🇮🇪 IRELAND | 11 | 3NT | ♦3 | -1 | -10 |
| -6.8 | Round 9 | VENTIN | 3 | 4♠x | ♥K | -1 | -11 |
| -7.4 | Round 10 | 🇺🇸 USA MIX | 16 | 3NTx | ♦2 | -2 | -10 |
| -7.6 | Round 3 | 🇫🇮 FINLAND | 20 | 3NT | ♣3 | -1 | -12 |
| -8.1 | Round 10 | 🇺🇸 USA MIX | 11 | 6♠ | ♦7 | = | -11 |
| -8.4 | Round 7 | 🇮🇱 ISRAEL MIXED | 19 | 2♥x | ♦K | -1 | -9 |
| -9.3 | Round 5 | 🇵🇱 POLAND SENIORS | 4 | 6♠ | ♣3 | +1 | -2 |
| -9.4 | Round 9 | VENTIN | 7 | 4♠ | ♦J | = | -10 |
| -12.7 | Round 7 | 🇮🇱 ISRAEL MIXED | 21 | 4♠x | ♥Q | = | -12 |
| -13.1 | Round 2 | 🇮🇪 IRELAND | 16 | 6♠x | ♥2 | = | -16 |