ZATORSKI Piotr · BRIDGESCANNER

117rank
-15.3Butler · 28 bds
-0.55per board
±4.0swing
-0.75vs par /bd
+0.07adjusted /bd
Butler per round: -15.3 -15.3by round

vs par split: bidding -0.61 · play -0.14

Strength of schedule: opponents averaged +0.62/bd (a tough draw) → opponent-adjusted +0.07/bd

Card play — on target: opening leads 66.7% · declarer play 57.1% · defence 100.0%

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (1)50.0% (2)
Declarer play50.0% (2)60.0% (5)
Defence100.0% (4)100.0% (4)

Opening leads by suit led: ♦ 66.7% (3)

vs par by strain: NT -0.82 (11) · a suit -0.71 (17)

vs par by level: part-score +1.12 (8) · game -1.71 (17) · slam -0.33 (3)

By role: declaring -0.70/bd (-2.40 vs par · 20) · defending -0.15/bd (+3.38 vs par · 8)

By vulnerability: vulnerable -0.15/bd (+0.14 vs par · 14) · not vulnerable -0.94/bd (-1.64 vs par · 14)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 32R.PachtmanG.Shen – Z.LiClosed14-18.1-1.29-2.64
Round of 32R.PachtmanG.Shen – Z.LiClosed14+2.8+0.20+1.14

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
+8.0Round of 32DONGFENG FENGSHEN183NT♦2+1+7
+4.1Round of 32DONGFENG FENGSHEN254♥x♦2-1+6
+3.8Round of 32DONGFENG FENGSHEN194NT♦2+2+1
+2.9Round of 32DONGFENG FENGSHEN131♥♦2+1+0
+2.3Round of 32DONGFENG FENGSHEN282♠♦2+2+2
+1.5Round of 32DONGFENG FENGSHEN74♥♦2=-1
+1.4Round of 32DONGFENG FENGSHEN14♥♦2+2+1
+1.3Round of 32DONGFENG FENGSHEN84♠♦2+2-11
+1.2Round of 32DONGFENG FENGSHEN123♦♦2=+0
+1.1Round of 32DONGFENG FENGSHEN54♠♦2+1+1
+1.1Round of 32DONGFENG FENGSHEN204♠♦2+1+1
+0.7Round of 32DONGFENG FENGSHEN212♥♦2=+1
+0.5Round of 32DONGFENG FENGSHEN154♠♦2=+0
+0.5Round of 32DONGFENG FENGSHEN161NT♦2=+2
+0.4Round of 32DONGFENG FENGSHEN143NT♦2=-1
+0.2Round of 32DONGFENG FENGSHEN62♦♦2+1+0
+0.2Round of 32DONGFENG FENGSHEN273NT♦2=+1
+0.1Round of 32DONGFENG FENGSHEN101NT♦2=-1
-0.0Round of 32DONGFENG FENGSHEN42♠♦2-1+5
-0.5Round of 32DONGFENG FENGSHEN223NT♦2+1+0
-2.6Round of 32DONGFENG FENGSHEN266NT♦2=+13
-3.1Round of 32DONGFENG FENGSHEN236♠♦2=+0
-3.9Round of 32DONGFENG FENGSHEN34NT♦2+1-17
-5.0Round of 32DONGFENG FENGSHEN24♥x♦2-2+8
-5.1Round of 32DONGFENG FENGSHEN244NTxx♦2-1-7
-6.2Round of 32DONGFENG FENGSHEN93NT♦2-2-7
-7.1Round of 32DONGFENG FENGSHEN175♠♦2-1-11
-13.1Round of 32DONGFENG FENGSHEN116♦♦2-2-14