DRIJVER Bas · ERA
3rank
+107.3Butler · 100 bds
+1.07per board
±4.6swing
+1.81vs par /bd · #1/240
+1.06adjusted /bd
by round
vs par split: bidding +1.80 · play +0.06
Strength of schedule: opponents averaged -0.02/bd (an average draw) → opponent-adjusted +1.06/bd
Card play — on target: opening leads 60.0% #233 of 239 · declarer play 81.8% #49 of 239 · defence 90.7% #60 of 240
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (8) | 64.7% (17) |
| Declarer play | 66.7% (6) | 87.5% (16) |
| Defence | 94.4% (18) | 88.9% (36) |
Opening leads by suit led: ♠ 50.0% (4) · ♥ 57.1% (7) · ♦ 66.7% (9) · ♣ 60.0% (5)
vs par by strain: NT +3.38 (26) · a suit +1.31 (73)
vs par by level: part-score +0.92 (47) · game +2.64 (45) · slam +3.14 (7)
By role: declaring +1.03/bd (-0.56 vs par · 46) · defending +1.11/bd (+3.83 vs par · 54)
By vulnerability: vulnerable +0.98/bd (+1.28 vs par · 54) · not vulnerable +1.19/bd (+2.44 vs par · 46)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | S.Brink | S.Haque – M.Chowdhury | Closed | 10 | +29.2 | +2.92 | +5.10 |
| Round 3 | S.Brink | T.Pilch – P.Janiszewski | Open | 10 | +22.8 | +2.28 | +2.80 |
| Round 4 | S.Brink | P.King – A.Mcintosh | Open | 10 | +9.5 | +0.95 | +3.80 |
| Round 5 | S.Brink | M.Puczynski – K.Araszkiewicz | Open | 10 | +5.3 | +0.53 | +1.30 |
| Round 6 | S.Brink | F.Volcker – T.Bessis | Closed | 10 | +21.6 | +2.16 | +2.70 |
| Round 7 | S.Brink | J.Ventin Camprubi – F.Wrang | Closed | 10 | -1.1 | -0.11 | -1.80 |
| Round 10 | S.Brink | A.Versace – L.Lauria | Closed | 10 | -0.8 | -0.08 | -0.70 |
| Round 13 | S.Brink | N.Sandqvist – T.Townsend | Closed | 10 | -0.0 | -0.00 | +1.10 |
| Round 14 | S.Brink | M.Stegaroiu – M.Ionita | Open | 10 | +15.3 | +1.53 | +1.90 |
| Round 15 | S.Brink | A.Levin – J.Roll | Open | 10 | +5.5 | +0.55 | +1.90 |
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 |
|---|---|---|---|---|---|---|---|
| +16.4 | Round 5 | CONNECTOR | 18 | 6♥xx | ♣Q | = | +16 |
| +12.5 | Round 4 | BLACK | 4 | 7♥ | ♣2 | = | +13 |
| +12.0 | Round 15 | EMERALD | 25 | 3NTx | ♠K | -2 | +15 |
| +11.0 | Round 4 | BLACK | 10 | 5♥x | ♦2 | -1 | +12 |
| +10.2 | Round 1 | DURONTO RAJSHAHI | 2 | 3NT | ♦3 | = | +7 |
| +10.2 | Round 3 | AJ DIAMENT | 23 | 7♠ | ♠J | = | +0 |
| +9.4 | Round 3 | AJ DIAMENT | 25 | 4♥x | ♦2 | -2 | +9 |
| +8.4 | Round 6 | MAHAFFEY | 23 | 6♠ | ♣2 | -3 | +10 |
| +7.9 | Round 7 | VENTIN | 6 | 4♥x | ♠A | -3 | +9 |
| +6.3 | Round 7 | VENTIN | 10 | 6♥ | ♣4 | +1 | -13 |
| +6.1 | Round 1 | DURONTO RAJSHAHI | 10 | 4♠ | ♦A | = | +10 |
| +5.7 | Round 1 | DURONTO RAJSHAHI | 3 | 3NT | ♥4 | -1 | +10 |
| +5.6 | Round 10 | VYTAS | 10 | 3♠ | ♠J | +1 | +1 |
| +5.5 | Round 6 | MAHAFFEY | 29 | 4♠x | ♠9 | -1 | +8 |
| +5.4 | Round 6 | MAHAFFEY | 24 | 3NT | ♠2 | +2 | +2 |
| +4.5 | Round 3 | AJ DIAMENT | 22 | 2♠ | ♦K | -2 | +8 |
| +4.4 | Round 5 | CONNECTOR | 17 | 5♥ | ♣9 | = | +0 |
| +4.4 | Round 7 | VENTIN | 5 | 3♠ | ♦J | +1 | +4 |
| +4.4 | Round 14 | DRACULA | 16 | 5♦ | ♥2 | -2 | +8 |
| +4.2 | Round 14 | DRACULA | 19 | 2NT | ♥Q | +1 | +10 |
| +4.1 | Round 6 | MAHAFFEY | 25 | 3NT | ♥2 | = | +11 |
| +4.0 | Round 14 | DRACULA | 20 | 3NT | ♣2 | -1 | +12 |
| +3.9 | Round 7 | VENTIN | 3 | 4♠ | ♥6 | = | +10 |
| +3.7 | Round 13 | DE BOTTON | 5 | 3♣x | ♦A | -2 | +2 |
| +3.6 | Round 10 | VYTAS | 3 | 3NT | ♣Q | = | -2 |
| +3.4 | Round 3 | AJ DIAMENT | 27 | 2♠ | ♣A | = | +5 |
| +3.3 | Round 6 | MAHAFFEY | 30 | 3♣ | ♦2 | -1 | +4 |
| +3.3 | Round 14 | DRACULA | 15 | 3♥ | ♣Q | = | +6 |
| +3.2 | Round 1 | DURONTO RAJSHAHI | 6 | 5♦ | ♥Q | = | +11 |
| +2.7 | Round 4 | BLACK | 3 | 4♥ | ♦2 | +2 | +12 |
| +2.7 | Round 14 | DRACULA | 17 | 2♠ | ♦A | -2 | +0 |
| +2.6 | Round 15 | EMERALD | 26 | 4♣ | ♠5 | = | +0 |
| +2.5 | Round 14 | DRACULA | 18 | 4♠ | ♦J | +1 | -13 |
| +2.4 | Round 1 | DURONTO RAJSHAHI | 1 | 2♥ | ♦3 | = | +0 |
| +2.3 | Round 6 | MAHAFFEY | 27 | 4♣ | ♦2 | = | +1 |
| +2.3 | Round 13 | DE BOTTON | 3 | 2NT | ♠2 | = | +0 |
| +2.1 | Round 6 | MAHAFFEY | 21 | 2♥ | ♣2 | -1 | +0 |
| +2.1 | Round 6 | MAHAFFEY | 22 | 1NT | ♦J | -2 | +7 |
| +2.1 | Round 13 | DE BOTTON | 9 | 3♥ | ♠A | +1 | +6 |
| +2.0 | Round 15 | EMERALD | 21 | 2NT | ♦2 | -2 | +0 |
| +1.8 | Round 10 | VYTAS | 7 | 1NT | ♦8 | -2 | +3 |
| +1.8 | Round 15 | EMERALD | 30 | 5♣ | ♠A | -1 | +4 |
| +1.7 | Round 1 | DURONTO RAJSHAHI | 4 | 4♠ | ♦2 | = | +0 |
| +1.7 | Round 3 | AJ DIAMENT | 24 | 3♦ | ♥7 | = | +5 |
| +1.4 | Round 10 | VYTAS | 5 | 2♥ | ♦10 | = | +5 |
| +1.2 | Round 7 | VENTIN | 2 | 2♠ | ♣K | = | +0 |
| +1.1 | Round 5 | CONNECTOR | 14 | 2♠ | ♣7 | -1 | -3 |
| +1.0 | Round 13 | DE BOTTON | 8 | 1NT | ♠4 | +1 | +7 |
| +0.9 | Round 1 | DURONTO RAJSHAHI | 7 | 4♥ | ♣A | = | +13 |
| +0.8 | Round 1 | DURONTO RAJSHAHI | 8 | 4♠ | ♣A | = | +0 |
| +0.8 | Round 5 | CONNECTOR | 12 | 2♦ | ♦8 | = | +0 |
| +0.8 | Round 14 | DRACULA | 11 | 2♠ | ♥J | -2 | +0 |
| +0.7 | Round 13 | DE BOTTON | 4 | 4♥ | ♠3 | = | +1 |
| +0.6 | Round 15 | EMERALD | 22 | 3♦ | ♣K | +1 | +0 |
| +0.4 | Round 15 | EMERALD | 27 | 4♠x | ♥A | -2 | -3 |
| +0.2 | Round 15 | EMERALD | 24 | 4♥ | ♣2 | = | +11 |
| +0.1 | Round 3 | AJ DIAMENT | 28 | 1♠ | ♣K | +2 | +0 |
| -0.1 | Round 13 | DE BOTTON | 10 | 4♥ | ♦K | = | +0 |
| -0.2 | Round 3 | AJ DIAMENT | 21 | Pass | -3 | ||
| -0.2 | Round 5 | CONNECTOR | 15 | 4♠ | ♣6 | +1 | +0 |
| -0.4 | Round 7 | VENTIN | 1 | 4♠ | ♦10 | +2 | +11 |
| -0.5 | Round 1 | DURONTO RAJSHAHI | 5 | 1♠ | ♠10 | +1 | +0 |
| -0.5 | Round 4 | BLACK | 8 | 2NT | ♠A | +1 | +6 |
| -0.6 | Round 5 | CONNECTOR | 11 | 1NT | ♠5 | +1 | +0 |
| -0.6 | Round 15 | EMERALD | 29 | 1NT | ♠J | +1 | +1 |
| -0.8 | Round 5 | CONNECTOR | 13 | 2♣ | ♠A | +2 | +1 |
| -1.0 | Round 13 | DE BOTTON | 7 | 1NT | ♦10 | +1 | +0 |
| -1.2 | Round 10 | VYTAS | 8 | 2♠ | ♦3 | = | +0 |
| -1.3 | Round 1 | DURONTO RAJSHAHI | 9 | 4♠ | ♦A | = | +0 |
| -1.3 | Round 4 | BLACK | 1 | 6NT | ♦2 | = | +10 |
| -1.4 | Round 14 | DRACULA | 12 | 3♣ | ♦10 | = | +0 |
| -1.6 | Round 3 | AJ DIAMENT | 30 | 3NT | ♥4 | = | +1 |
| -1.7 | Round 10 | VYTAS | 4 | 3♣ | ♦A | -3 | -5 |
| -1.9 | Round 4 | BLACK | 5 | 3NT | ♠4 | = | +2 |
| -1.9 | Round 6 | MAHAFFEY | 28 | 3♥ | ♥3 | -1 | -6 |
| -2.0 | Round 3 | AJ DIAMENT | 26 | 3♠ | ♠8 | -2 | +9 |
| -2.0 | Round 10 | VYTAS | 1 | 3NT | ♥9 | +2 | -1 |
| -2.1 | Round 10 | VYTAS | 9 | 4♥ | ♣10 | +1 | +0 |
| -2.4 | Round 4 | BLACK | 9 | 1NT | ♠4 | -1 | -5 |
| -2.5 | Round 13 | DE BOTTON | 1 | 4♥ | ♠Q | -1 | -4 |
| -2.6 | Round 13 | DE BOTTON | 6 | 3NT | ♥5 | +3 | +10 |
| -2.6 | Round 14 | DRACULA | 13 | 3♠ | ♣2 | +1 | -10 |
| -2.6 | Round 14 | DRACULA | 14 | 3♦ | ♥6 | +2 | +6 |
| -2.7 | Round 3 | AJ DIAMENT | 29 | 3NT | ♠2 | -1 | -6 |
| -2.7 | Round 10 | VYTAS | 2 | 4♥ | ♠K | +1 | -8 |
| -3.1 | Round 4 | BLACK | 6 | 3NT | ♥2 | +1 | -4 |
| -3.1 | Round 5 | CONNECTOR | 19 | 4♥ | ♦8 | +1 | +0 |
| -3.4 | Round 5 | CONNECTOR | 20 | 4♥ | ♣4 | +1 | +13 |
| -3.5 | Round 10 | VYTAS | 6 | 3♥ | ♦A | -1 | +0 |
| -3.6 | Round 13 | DE BOTTON | 2 | 4♥ | ♦8 | -1 | -11 |
| -3.7 | Round 4 | BLACK | 2 | 3NT | ♥2 | -2 | -8 |
| -3.7 | Round 15 | EMERALD | 23 | 3♠ | ♣A | = | +0 |
| -3.8 | Round 4 | BLACK | 7 | 3♠ | ♦2 | = | +0 |
| -4.3 | Round 7 | VENTIN | 9 | 5♣x | ♠K | -2 | -5 |
| -4.7 | Round 7 | VENTIN | 8 | 3♠ | ♣5 | = | -6 |
| -6.6 | Round 7 | VENTIN | 4 | 5♦x | ♠3 | -3 | -12 |
| -8.8 | Round 7 | VENTIN | 7 | 5♥ | ♣6 | -1 | -16 |
| -9.3 | Round 5 | CONNECTOR | 16 | 6♥ | ♠Q | -1 | -14 |
| -9.7 | Round 6 | MAHAFFEY | 26 | 3♠ | ♥2 | +2 | -10 |
| -9.8 | Round 15 | EMERALD | 28 | 2♦x | ♥A | -3 | -9 |