NIEMEIJER Christoffer · DUTCH SENIORS
90rank
+18.8Butler · 40 bds
+0.47per board
±4.2swing
+1.15adjusted /bd
by round
Strength of schedule: opponents averaged +0.68/bd (a tough draw) → opponent-adjusted +1.15/bd
By role: declaring +1.64/bd (18) · defending -0.49/bd (22)
By vulnerability: not vulnerable +0.47/bd (40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | S.Verhees | T.Brkljacic – M.Pilipovic | Closed | 10 | +2.2 | +0.22 | · |
| Round 3 | S.Verhees | P.Vandereet – B.Vandereet | Closed | 10 | +0.4 | +0.04 | · |
| Round 4 | A.Maas | A.Sobell – S.Capal | Open | 10 | +0.1 | +0.01 | · |
| Round 5 | A.Maas | K.Mccallum – L.Baker | Open | 10 | +16.1 | +1.61 | · |
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 |
|---|---|---|---|---|---|---|---|
| +9.7 | Round 3 | FRENCKEN | 25 | 5♣ | ♠5 | = | · |
| +8.9 | Round 5 | BAKER | 11 | 6♠ | ♥7 | = | · |
| +7.1 | Round 3 | FRENCKEN | 26 | 2♠x | ♦A | -3 | · |
| +5.9 | Round 2 | LAST NONEU CROATIA | 13 | 4♥ | ♣2 | -3 | · |
| +4.7 | Round 5 | BAKER | 20 | 2NT | ♠Q | = | · |
| +4.2 | Round 4 | HARRIS | 3 | 3♥ | ♠5 | = | · |
| +4.2 | Round 4 | HARRIS | 7 | 4♥ | ♠A | -2 | · |
| +4.1 | Round 2 | LAST NONEU CROATIA | 18 | 3♥ | ♣A | = | · |
| +4.1 | Round 2 | LAST NONEU CROATIA | 20 | 5♦ | ♦2 | -1 | · |
| +3.2 | Round 3 | FRENCKEN | 30 | 4♠ | ♥2 | +2 | · |
| +2.8 | Round 4 | HARRIS | 9 | 3♠ | ♦Q | -1 | · |
| +2.8 | Round 5 | BAKER | 16 | 3♣ | ♥4 | -1 | · |
| +2.4 | Round 3 | FRENCKEN | 27 | 6♥ | ♣A | = | · |
| +2.1 | Round 3 | FRENCKEN | 24 | 4♥ | ♠2 | +1 | · |
| +1.9 | Round 5 | BAKER | 13 | 3♥ | ♠2 | = | · |
| +1.5 | Round 5 | BAKER | 14 | 2♥ | ♦Q | +1 | · |
| +1.3 | Round 2 | LAST NONEU CROATIA | 17 | 4♥ | ♣6 | -1 | · |
| +0.8 | Round 5 | BAKER | 17 | 5♣ | ♥6 | = | · |
| +0.4 | Round 5 | BAKER | 12 | 1NT | ♣9 | -1 | · |
| +0.3 | Round 3 | FRENCKEN | 21 | 4♥ | ♦3 | +1 | · |
| +0.3 | Round 3 | FRENCKEN | 23 | 4♥ | ♠5 | +1 | · |
| +0.2 | Round 2 | LAST NONEU CROATIA | 14 | 3♦ | ♦J | = | · |
| -0.2 | Round 4 | HARRIS | 10 | 2♠ | ♣J | = | · |
| -0.2 | Round 5 | BAKER | 18 | 4♠ | ♥4 | +1 | · |
| -0.4 | Round 4 | HARRIS | 6 | 3NT | ♣10 | = | · |
| -0.5 | Round 2 | LAST NONEU CROATIA | 11 | 3♦ | ♦5 | = | · |
| -0.6 | Round 2 | LAST NONEU CROATIA | 19 | 2♥ | ♠Q | +4 | · |
| -0.8 | Round 4 | HARRIS | 2 | 2♠ | ♦A | +2 | · |
| -0.9 | Round 4 | HARRIS | 4 | 2♠ | ♦2 | +1 | · |
| -1.7 | Round 5 | BAKER | 15 | 3♥ | ♣Q | -1 | · |
| -2.3 | Round 4 | HARRIS | 5 | 6♠ | ♣4 | = | · |
| -2.3 | Round 4 | HARRIS | 8 | 4♠ | ♥A | -2 | · |
| -3.0 | Round 2 | LAST NONEU CROATIA | 12 | 4♠ | ♦8 | = | · |
| -3.0 | Round 5 | BAKER | 19 | 2NT | ♦9 | = | · |
| -3.4 | Round 2 | LAST NONEU CROATIA | 16 | 3♥ | ♠J | -1 | · |
| -4.2 | Round 4 | HARRIS | 1 | 3NT | ♠A | +2 | · |
| -4.6 | Round 3 | FRENCKEN | 22 | 2NT | ♠2 | = | · |
| -5.9 | Round 2 | LAST NONEU CROATIA | 15 | 4♥ | ♣5 | +1 | · |
| -8.8 | Round 3 | FRENCKEN | 28 | 4♥ | ♠A | +2 | · |
| -11.3 | Round 3 | FRENCKEN | 29 | 6♥ | ♥2 | = | · |