VAN OOSTEN Sibrand · DUTCH JUNIORS
31rank
-2.7Butler · 56 bds
-0.05per board
±4.4swing
+1.38vs par /bd
-0.13adjusted /bd
by round
Strength of schedule: opponents averaged -0.09/bd (an easy draw) → opponent-adjusted -0.13/bd
Bidding activity — not a pass: 50.6% (80/158)
vs par by strain: NT +1.75 (12) · a suit +1.27 (44)
vs par by level: part-score +1.33 (18) · game +1.84 (32) · slam -1.00 (6)
By role: declaring -0.41/bd (-2.22 vs par · 27) · defending +0.29/bd (+4.72 vs par · 29)
By vulnerability: vulnerable +0.07/bd (+1.89 vs par · 28) · not vulnerable -0.17/bd (+0.86 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round of 16 | S.Thorpe | C.Wigoder – B.Brogeland | Open | 14 | +0.3 | +0.02 | -1.14 |
| Round of 16 | S.Thorpe | C.Wigoder – B.Brogeland | Open | 14 | -13.6 | -0.97 | +2.00 |
| Round of 16 | S.Thorpe | C.Wigoder – B.Brogeland | Open | 14 | +12.6 | +0.90 | +1.86 |
| Round of 16 | S.Thorpe | C.Wigoder – B.Brogeland | Open | 14 | -2.0 | -0.14 | +2.79 |
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 |
|---|---|---|---|---|---|---|---|
| +8.5 | Round of 16 | WIGODER | 49 | 4♠x | ♠3 13 | -2 | +13 |
| +7.4 | Round of 16 | WIGODER | 6 | 3NT | ♥4 11 | +1 | +1 |
| +7.1 | Round of 16 | WIGODER | 56 | 3♠ | ♥T 27 | +1 | +8 |
| +6.2 | Round of 16 | WIGODER | 19 | 5♣x | ♥5 9 | -4 | +5 |
| +6.1 | Round of 16 | WIGODER | 35 | 6♥ | ♣A 13 | = | +0 |
| +5.9 | Round of 16 | WIGODER | 3 | 5♠ | ♦K 5 | +1 | +11 |
| +5.9 | Round of 16 | WIGODER | 5 | 3♣ | ♠Q 9 | -2 | +7 |
| +4.7 | Round of 16 | WIGODER | 40 | 3♥ | ♣K 23 | = | +0 |
| +4.2 | Round of 16 | WIGODER | 10 | 6♣ | ♠A 19 | = | +0 |
| +4.1 | Round of 16 | WIGODER | 31 | 3NT | ♥5 5 | -1 | +10 |
| +3.9 | Round of 16 | WIGODER | 7 | 6♥ | ♠K 13 | -2 | +12 |
| +3.9 | Round of 16 | WIGODER | 33 | 3♦ | ♦6 9 | = | +5 |
| +3.7 | Round of 16 | WIGODER | 23 | 4♠x | ♠A 17 | -1 | +2 |
| +3.3 | Round of 16 | WIGODER | 32 | 4♥ | ♣Q 7 | -2 | +8 |
| +3.3 | Round of 16 | WIGODER | 44 | 2♠ | ♦8 3 | = | +0 |
| +3.0 | Round of 16 | WIGODER | 48 | 5♠ | ♦K 11 | -1 | +12 |
| +2.8 | Round of 16 | WIGODER | 27 | 4♥ | ♥A 25 | = | +0 |
| +2.6 | Round of 16 | WIGODER | 29 | 4♠ | ♣9 1 | = | +0 |
| +2.5 | Round of 16 | WIGODER | 21 | 4♠ | ♣5 13 | -2 | +9 |
| +2.4 | Round of 16 | WIGODER | 52 | 3♠ | ♠5 19 | = | +1 |
| +1.3 | Round of 16 | WIGODER | 39 | 4♥ | ♠K 21 | +2 | +11 |
| +0.5 | Round of 16 | WIGODER | 37 | 1♦ | ♠J 17 | +1 | +1 |
| +0.4 | Round of 16 | WIGODER | 51 | 2♣ | ♠5 17 | +1 | -1 |
| +0.3 | Round of 16 | WIGODER | 53 | 2♠ | ♦6 21 | -1 | +4 |
| +0.1 | Round of 16 | WIGODER | 2 | 4♥ | ♣J 3 | -1 | +2 |
| -0.0 | Round of 16 | WIGODER | 46 | 3NT | ♦7 7 | +2 | +13 |
| -0.1 | Round of 16 | WIGODER | 22 | 3NT | ♥K 15 | +3 | +11 |
| -0.1 | Round of 16 | WIGODER | 45 | 4♥ | ♠J 5 | +1 | +11 |
| -0.2 | Round of 16 | WIGODER | 41 | 1NT | ♠2 25 | = | +0 |
| -0.3 | Round of 16 | WIGODER | 11 | 4♠ | ♠4 21 | = | -11 |
| -0.3 | Round of 16 | WIGODER | 38 | 4♥ | ♦A 19 | = | -1 |
| -0.3 | Round of 16 | WIGODER | 50 | 2♠ | ♣T 15 | = | +7 |
| -0.7 | Round of 16 | WIGODER | 17 | 1NT | ♠8 5 | = | +0 |
| -0.8 | Round of 16 | WIGODER | 4 | 3NT | ♠K 7 | -1 | -6 |
| -0.8 | Round of 16 | WIGODER | 12 | 3NT | ♥K 23 | -1 | +6 |
| -1.0 | Round of 16 | WIGODER | 24 | 4♠x | ♣Q 19 | -2 | -4 |
| -1.2 | Round of 16 | WIGODER | 8 | 4♠ | ♣6 15 | +1 | -1 |
| -1.3 | Round of 16 | WIGODER | 18 | 4♠ | ♣T 7 | -3 | -7 |
| -1.7 | Round of 16 | WIGODER | 16 | 4♦ | ♦5 3 | -2 | +6 |
| -1.7 | Round of 16 | WIGODER | 25 | 4♥ | ♦T 21 | +2 | -1 |
| -2.0 | Round of 16 | WIGODER | 1 | 4♠ | ♦J 1 | -1 | -8 |
| -2.9 | Round of 16 | WIGODER | 36 | 5♠ | ♦A 15 | -1 | -4 |
| -3.0 | Round of 16 | WIGODER | 34 | 3NT | ♣6 11 | = | +1 |
| -3.3 | Round of 16 | WIGODER | 20 | 6♦ | ♣T 11 | = | +13 |
| -3.6 | Round of 16 | WIGODER | 9 | 3NT | ♠6 17 | +3 | -2 |
| -3.7 | Round of 16 | WIGODER | 42 | 3NT | ♣6 27 | -1 | -5 |
| -3.8 | Round of 16 | WIGODER | 30 | 3♣ | ♦A 3 | +1 | +0 |
| -4.8 | Round of 16 | WIGODER | 43 | 3♥ | ♦7 1 | -3 | -2 |
| -4.9 | Round of 16 | WIGODER | 55 | 3NTxx | ♠2 25 | -1 | -8 |
| -5.3 | Round of 16 | WIGODER | 14 | 3♠ | ♣2 27 | = | -7 |
| -5.3 | Round of 16 | WIGODER | 26 | 5♥ | ♦6 23 | +1 | -1 |
| -6.4 | Round of 16 | WIGODER | 15 | 2♥ | ♦A 1 | +1 | +0 |
| -7.1 | Round of 16 | WIGODER | 54 | 4♥ | ♦A 23 | -2 | -8 |
| -7.3 | Round of 16 | WIGODER | 28 | 2♥x | ♣J 27 | -4 | -5 |
| -9.8 | Round of 16 | WIGODER | 47 | 6♠x | ♦A 9 | -1 | -11 |
| -13.1 | Round of 16 | WIGODER | 13 | 7♦ | ♥T 25 | -1 | -20 |