JANSMA Jan · NEW AMSTERDAM
vs par split: bidding -0.36 · play -0.07
Strength of schedule: opponents averaged +0.16/bd (a tough draw) → opponent-adjusted +0.20/bd
Card play — on target: opening leads 84.2% #145 of 289 · declarer play 72.2% #211 of 289 · defence 85.7% #153 of 289
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 83.3% (6) | 84.6% (13) |
| Declarer play | 50.0% (4) | 78.6% (14) |
| Defence | 75.0% (12) | 91.3% (23) |
Opening leads by suit led: ♠ 83.3% (6) · ♥ 75.0% (4) · ♦ 100.0% (4) · ♣ 80.0% (5)
vs par by strain: NT -1.74 (19) · a suit +0.06 (51)
vs par by level: part-score -1.00 (26) · game -0.24 (37) · slam +0.71 (7)
By role: declaring -0.20/bd (-2.74 vs par · 35) · defending +0.29/bd (+1.89 vs par · 35)
By vulnerability: vulnerable -0.12/bd (-0.38 vs par · 37) · not vulnerable +0.23/bd (-0.48 vs par · 33)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | A.Jansma | P.Busse – G.Busse | Closed | 10 | -2.1 | -0.21 | -1.70 |
| Round 2 | A.Jansma | V.Wood – R.Krochmalik | Closed | 10 | +13.6 | +1.36 | +1.20 |
| Round 5 | A.Jansma | A.Asulin – A.Zamir | Closed | 10 | -18.4 | -1.84 | -2.50 |
| Round 6 | A.Jansma | V.Demuy – M.Gold | Open | 10 | +0.4 | +0.04 | +2.00 |
| Round 8 | A.Jansma | T.Verbeek – M.Christensen | Open | 10 | -1.8 | -0.18 | -0.50 |
| Round 9 | A.Jansma | M.Fourcaudot – S.Blank | Open | 10 | -5.6 | -0.56 | -0.90 |
| Round 10 | A.Jansma | E.Wieczorek – C.Bucknell | Closed | 10 | +17.0 | +1.70 | -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 |
|---|---|---|---|---|---|---|---|
| +11.8 | Round 10 | SUSHI | 26 | 6♣ | ♠Q | -4 | +14 |
| +9.1 | Round 6 | BROS1005 | 17 | 7♣ | ♦5 | -2 | +14 |
| +8.1 | Round 1 | TECZA SZCZECINEK | 9 | 4♥ | ♦A | -2 | +11 |
| +5.6 | Round 10 | SUSHI | 22 | 4NT | ♣3 | -2 | +6 |
| +5.2 | Round 8 | PDC | 9 | 4♠ | ♦2 | +3 | +3 |
| +3.9 | Round 2 | BEACH | 10 | 1NT | ♠K | = | -1 |
| +3.4 | Round 2 | BEACH | 5 | 4♠ | ♥A | -1 | +6 |
| +3.4 | Round 8 | PDC | 2 | 3♠ | ♦K | = | +0 |
| +3.2 | Round 2 | BEACH | 2 | 4♥ | ♣Q | +3 | +2 |
| +2.9 | Round 1 | TECZA SZCZECINEK | 8 | 4♠ | ♣8 | +2 | +1 |
| +2.6 | Round 2 | BEACH | 4 | 3♦ | ♥4 | = | +6 |
| +2.4 | Round 2 | BEACH | 6 | 3♥ | ♠3 | -3 | +6 |
| +2.3 | Round 1 | TECZA SZCZECINEK | 1 | 3NT | ♥5 | = | -11 |
| +2.3 | Round 10 | SUSHI | 27 | 3NT | ♣3 | -1 | +10 |
| +1.7 | Round 5 | THE ITEMS | 7 | 4♥ | ♣3 | -1 | +6 |
| +1.6 | Round 10 | SUSHI | 24 | 3NT | ♠2 | +1 | +0 |
| +1.5 | Round 5 | THE ITEMS | 2 | 5♠ | ♦2 | +1 | +1 |
| +1.5 | Round 9 | TEAM CANADA | 18 | 2♠ | ♣9 | +1 | +1 |
| +1.4 | Round 9 | TEAM CANADA | 15 | 2♠ | ♥4 | = | +11 |
| +1.2 | Round 5 | THE ITEMS | 10 | 3NT | ♠10 | +1 | -1 |
| +1.2 | Round 8 | PDC | 10 | 5♣ | ♣7 | +1 | +13 |
| +1.0 | Round 5 | THE ITEMS | 1 | 3♣ | ♥K | +1 | +0 |
| +1.0 | Round 6 | BROS1005 | 14 | 2♠ | ♣8 | = | +0 |
| +0.9 | Round 1 | TECZA SZCZECINEK | 7 | 4♥ | ♣6 | +1 | +0 |
| +0.9 | Round 6 | BROS1005 | 16 | 4♠ | ♣A | +1 | +0 |
| +0.7 | Round 1 | TECZA SZCZECINEK | 3 | 5♠x | ♦A | -2 | +0 |
| +0.7 | Round 8 | PDC | 4 | 5♣x | ♥8 | -1 | +0 |
| +0.5 | Round 9 | TEAM CANADA | 11 | 1NT | ♠5 | -1 | -1 |
| +0.4 | Round 6 | BROS1005 | 12 | 4♠ | ♠J | +1 | +1 |
| +0.3 | Round 8 | PDC | 1 | 3♠ | ♥8 | -1 | -4 |
| +0.3 | Round 10 | SUSHI | 21 | 3♦ | ♠A | = | -7 |
| +0.3 | Round 10 | SUSHI | 25 | 4♥ | ♣5 | = | +0 |
| +0.2 | Round 9 | TEAM CANADA | 19 | 2♥ | ♥Q | +1 | -10 |
| +0.2 | Round 10 | SUSHI | 28 | 3NT | ♣10 | +3 | -11 |
| +0.1 | Round 2 | BEACH | 8 | 3NT | ♣5 | = | -1 |
| -0.2 | Round 1 | TECZA SZCZECINEK | 2 | 2♠ | ♠2 | -1 | +2 |
| -0.2 | Round 2 | BEACH | 1 | 3NT | ♦Q | +2 | +0 |
| -0.2 | Round 8 | PDC | 8 | 2♠ | ♣6 | = | +0 |
| -0.4 | Round 2 | BEACH | 9 | 2♠ | ♥A | +2 | +6 |
| -0.4 | Round 8 | PDC | 7 | 1NT | ♦10 | +1 | +0 |
| -0.4 | Round 9 | TEAM CANADA | 13 | 3NT | ♥10 | +2 | +0 |
| -0.5 | Round 1 | TECZA SZCZECINEK | 6 | 2♦ | ♣J | +2 | -1 |
| -0.5 | Round 8 | PDC | 5 | 4♠ | ♥8 | +1 | -1 |
| -0.7 | Round 2 | BEACH | 3 | 4♠ | ♣5 | +2 | -2 |
| -0.7 | Round 2 | BEACH | 7 | 3♥ | ♠Q | +1 | -10 |
| -0.7 | Round 10 | SUSHI | 29 | 1NT | ♠3 | +1 | -1 |
| -1.0 | Round 5 | THE ITEMS | 8 | 4♥ | ♦7 | -1 | -5 |
| -1.0 | Round 6 | BROS1005 | 19 | 4♥ | ♠K | +1 | +0 |
| -1.2 | Round 9 | TEAM CANADA | 16 | 4♥ | ♥4 | -1 | -5 |
| -1.2 | Round 9 | TEAM CANADA | 20 | 3NT | ♠2 | +2 | +0 |
| -1.4 | Round 6 | BROS1005 | 20 | 3NT | ♦J | = | +2 |
| -1.4 | Round 10 | SUSHI | 30 | 3NT | ♥A | +1 | -4 |
| -1.5 | Round 9 | TEAM CANADA | 17 | 3♣ | ♥4 | +1 | -7 |
| -1.6 | Round 5 | THE ITEMS | 4 | 3♦ | ♠A | +1 | +0 |
| -1.7 | Round 6 | BROS1005 | 11 | 2♣ | ♠J | +1 | +0 |
| -1.7 | Round 6 | BROS1005 | 13 | 7♠ | ♥3 | = | +0 |
| -2.0 | Round 6 | BROS1005 | 15 | 3♠ | ♦8 | = | -1 |
| -2.1 | Round 5 | THE ITEMS | 3 | 4♠ | ♠4 | = | +0 |
| -2.4 | Round 9 | TEAM CANADA | 14 | 6NT | ♦9 | = | +0 |
| -2.5 | Round 9 | TEAM CANADA | 12 | 4♠ | ♥J | -1 | +2 |
| -2.6 | Round 5 | THE ITEMS | 5 | 2♠ | ♥Q | -1 | -4 |
| -2.8 | Round 1 | TECZA SZCZECINEK | 4 | 4♥ | ♦A | = | +0 |
| -2.8 | Round 8 | PDC | 6 | 1NT | ♥5 | +2 | -6 |
| -3.0 | Round 10 | SUSHI | 23 | 6♥ | ♣Q | +1 | -13 |
| -3.2 | Round 6 | BROS1005 | 18 | 6♣ | ♥A | +1 | +4 |
| -4.1 | Round 1 | TECZA SZCZECINEK | 10 | 2♠ | ♣A | -1 | -5 |
| -4.1 | Round 5 | THE ITEMS | 9 | 4♥ | ♠K | -3 | -8 |
| -8.7 | Round 8 | PDC | 3 | 5♠ | ♦A | -3 | -10 |
| -9.4 | Round 1 | TECZA SZCZECINEK | 5 | 3NT | ♥2 | = | -14 |
| -12.4 | Round 5 | THE ITEMS | 6 | 6♥ | ♦A | -2 | -14 |