VORSTER Nelonia · IMPALA

302rank
-20.6Butler · 90 bds
-0.23per board
±4.5swing
-0.38vs par /bd · #290/384
-0.20adjusted /bd
Butler per round: -20.5 -16.7 -0.7 3.7 -17.3 35.4 -4.1 -13.7 13.3by round

vs par split: bidding -0.09 · play -0.29

Strength of schedule: opponents averaged +0.03/bd (an average draw) → opponent-adjusted -0.20/bd

Card play — on target: opening leads 84.2% #81 of 384 · declarer play 71.4% #192 of 384 · defence 80.0% #269 of 384

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (4)80.0% (15)
Declarer play66.7% (3)72.7% (11)
Defence70.0% (10)83.3% (30)

Opening leads by suit led: ♠ 100.0% (1) · ♥ 80.0% (5) · ♦ 88.9% (9) · ♣ 75.0% (4)

vs par by strain: NT +0.05 (21) · a suit -0.51 (69)

vs par by level: part-score -0.61 (33) · game -0.10 (51) · slam -1.50 (6)

By role: declaring +0.02/bd (-2.32 vs par · 50) · defending -0.55/bd (+2.05 vs par · 40)

By vulnerability: vulnerable -0.26/bd (-0.43 vs par · 44) · not vulnerable -0.20/bd (-0.33 vs par · 46)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2D.MinwallaP.Soulet – D.GaviardClosed10-20.5-2.05-4.20
Round 3D.MinwallaR.Stephens – R.KennyOpen10-16.7-1.67-2.60
Round 4D.MinwallaD.Huang – L.CartnerClosed10-0.7-0.07+1.50
Round 5D.MinwallaC.Pellegrini – V.ChediakOpen10+3.7+0.37+0.40
Round 6D.MinwallaD.Imbert – F.PigeaudOpen10-17.3-1.73+0.10
Round 7D.MinwallaI.Khazanov – M.LebedevaOpen10+35.4+3.54+2.80
Round 8D.MinwallaS.Magnusson – L.DucOpen10-4.1-0.41-0.30
Round 9D.MinwallaI.Sime – S.PunchOpen10-13.7-1.37-1.50
Round 10D.MinwallaU.Bethers – L.BekereOpen10+13.3+1.33+0.40

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.

ButlerRoundOpponentsBdContractLeadResvs par
+9.9Round 7BARIBAL93NT♠A+1+13
+8.9Round 2PAYEN186♥♠Q=-11
+8.9Round 7BARIBAL84♠♥A-2+14
+8.0Round 7BARIBAL106♠♥A=+0
+7.0Round 10MARUPE103♠♦5-5-3
+5.8Round 5MIXERS204♥♣4-2+8
+5.3Round 6CHAMPIONNET225♥x♦K=-4
+5.0Round 2PAYEN164♠♣K-1+10
+4.8Round 8SWISS BEARS194♠♦5=+7
+4.7Round 4NEW ZEALAND84♠♣8=+0
+4.1Round 2PAYEN173NT♦5-2+6
+3.9Round 3ROARING LIONS264♥♠4=-1
+3.5Round 7BARIBAL43♥♠A=+7
+3.5Round 9SCOTLAND TUESDAY223NT♠2=+10
+3.4Round 4NEW ZEALAND74♥♥5-1+6
+3.3Round 4NEW ZEALAND24♥♣4+2+14
+3.3Round 7BARIBAL62♣♦K+2+7
+3.1Round 3ROARING LIONS223♥♣5=+0
+3.0Round 5MIXERS111NT♠6=+5
+3.0Round 10MARUPE12♠♥5=+0
+2.8Round 6CHAMPIONNET306♥♦J=+11
+2.8Round 7BARIBAL35♣♠A-1+5
+2.7Round 6CHAMPIONNET273♥♠A=+2
+2.6Round 9SCOTLAND TUESDAY254♠♣5-1+5
+2.6Round 9SCOTLAND TUESDAY273NT♠5=+7
+2.3Round 5MIXERS163♠♣Q=+7
+1.9Round 4NEW ZEALAND13♣♥K+1+7
+1.8Round 5MIXERS133NT♦2-1+12
+1.8Round 9SCOTLAND TUESDAY264♥♠Q+2-13
+1.7Round 8SWISS BEARS202♦♥5+2+0
+1.7Round 10MARUPE33♥♠4=+0
+1.5Round 10MARUPE54♥♦10-1-2
+1.4Round 10MARUPE44♥♦7-2+8
+1.3Round 7BARIBAL13♠♥K-1+2
+1.3Round 10MARUPE81♠♦A+3+6
+1.2Round 7BARIBAL73♥♥6+1-10
+1.1Round 5MIXERS122♠x♥A-1+1
+1.0Round 5MIXERS153♥♦Q-1-1
+0.8Round 3ROARING LIONS254♠♣Q=+0
+0.8Round 3ROARING LIONS304♠♦10+1+4
+0.7Round 8SWISS BEARS131NT♥K+1+0
+0.6Round 4NEW ZEALAND34♥♣Q+1+0
+0.6Round 7BARIBAL54♠♦9=+0
+0.5Round 6CHAMPIONNET244♥♦5+1+0
+0.5Round 8SWISS BEARS164♠♦5=-1
+0.4Round 8SWISS BEARS174♦♠3=+5
+0.3Round 2PAYEN203NT♠9+2+0
+0.2Round 3ROARING LIONS241NT♦Q=+8
+0.2Round 8SWISS BEARS114♥♠J=-1
+0.1Round 10MARUPE94♠♣5+2+12
-0.0Round 2PAYEN132♣♦10=-1
-0.0Round 5MIXERS192♦♦5-1-10
-0.1Round 4NEW ZEALAND103♠♣K=+0
-0.1Round 9SCOTLAND TUESDAY244♠♣7+1+0
-0.2Round 3ROARING LIONS233NT♥4+1+0
-0.2Round 5MIXERS142♠♣Q+1-7
-0.2Round 8SWISS BEARS153NT♥5+2+11
-0.3Round 10MARUPE73NT♦2=+0
-0.4Round 9SCOTLAND TUESDAY214♠♥J=+1
-0.4Round 10MARUPE23NT♠10+4-17
-0.9Round 6CHAMPIONNET213NT♥5=+0
-1.0Round 5MIXERS174♠♣5+2-1
-1.5Round 4NEW ZEALAND93♦♠8-1-4
-1.9Round 8SWISS BEARS183♠♥A-1+0
-2.0Round 6CHAMPIONNET266♥♣K=+13
-2.0Round 10MARUPE64♠♥5-2+0
-3.0Round 9SCOTLAND TUESDAY282♥♦7-2+0
-3.2Round 6CHAMPIONNET255♠x♦A-3+0
-3.7Round 6CHAMPIONNET233♥♠J=-1
-3.8Round 4NEW ZEALAND62♦♣K-3-2
-3.9Round 9SCOTLAND TUESDAY231♦♥8=-5
-4.1Round 4NEW ZEALAND41NT♠4=-5
-4.1Round 7BARIBAL24♠♦Q-1-10
-4.1Round 8SWISS BEARS143NT♦2-1-11
-5.1Round 4NEW ZEALAND53NT♠K+2-1
-5.4Round 9SCOTLAND TUESDAY302NT♦8-3-7
-5.5Round 2PAYEN143NT♥10=-7
-6.1Round 3ROARING LIONS284♠♣Q-1-9
-6.1Round 3ROARING LIONS293♠♥5-1-9
-6.2Round 8SWISS BEARS125♦♠7-2-13
-6.5Round 3ROARING LIONS274♥♣9-1-10
-6.6Round 3ROARING LIONS216♥♠2-1-9
-6.9Round 2PAYEN154♠♦6+2-14
-7.1Round 2PAYEN124♥♣3=+0
-8.3Round 2PAYEN196♣♥A-1-13
-8.4Round 6CHAMPIONNET284♥♦3=-7
-10.1Round 5MIXERS183NT♥4=-10
-10.4Round 6CHAMPIONNET294♠♥4=-13
-11.0Round 2PAYEN112♠x♦A=-12
-11.4Round 9SCOTLAND TUESDAY293NT♠3-1-13