BERKOWITZ Dana · BARR

120rank
+4.5Butler · 56 bds
+0.08per board
±4.0swing
-0.61vs par /bd
-0.25adjusted /bd
Butler per round: -10.8 -10.8 15.3 15.3by round

vs par split: bidding -1.02 · play +0.41

Strength of schedule: opponents averaged -0.33/bd (an easy draw) → opponent-adjusted -0.25/bd

Card play — on target: opening leads 60.0% · declarer play 77.8% · defence 95.2%

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (2)62.5% (8)
Declarer play66.7% (3)80.0% (15)
Defence100.0% (3)94.4% (18)

Opening leads by suit led: ♠ 33.3% (3) · ♥ 50.0% (2) · ♦ 100.0% (2) · ♣ 66.7% (3)

vs par by strain: NT -2.40 (10) · a suit -0.22 (46)

vs par by level: part-score -0.54 (26) · game -0.75 (24) · slam -0.33 (6)

By role: declaring +0.63/bd (-1.49 vs par · 35) · defending -0.84/bd (+0.86 vs par · 21)

By vulnerability: vulnerable -0.02/bd (-0.93 vs par · 28) · not vulnerable +0.18/bd (-0.29 vs par · 28)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 64Y.ZackK.Shimamura – R.SamuelClosed14-12.4-0.89-1.86
Round of 64E.GinossarT.Teramoto – M.SatoOpen14+1.6+0.11-0.07
Round of 32Y.ZackJ.Martel – C.MartelClosed14+7.9+0.56-1.64
Round of 32E.GinossarG.Hampson – L.PearlmanClosed14+7.4+0.53+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
+10.7Round of 32HAMPSON47♠♦J=+0
+9.6Round of 32HAMPSON95♣x♥8=+6
+8.9Round of 32HAMPSON164♠♥7=+10
+8.3Round of 643ST155♥♣K=+8
+7.7Round of 32HAMPSON177♦♥J=-2
+3.1Round of 32HAMPSON284♠♣10-1+12
+2.8Round of 643ST172♠♥A=+0
+2.8Round of 32HAMPSON144♥♥3+2-1
+2.5Round of 643ST41NT♠A+1+0
+2.3Round of 643ST72NT♦6=+0
+2.3Round of 643ST272♠♦K-1+5
+2.1Round of 643ST54♥♣6+1+0
+1.9Round of 643ST181NT♠6-1-2
+1.9Round of 32HAMPSON82♥♦4+1+1
+1.8Round of 32HAMPSON153♥♦A=+6
+1.7Round of 643ST142♠♥4=-1
+1.7Round of 643ST192♦♥A+1+0
+1.6Round of 32HAMPSON132♥♠A+2-1
+1.4Round of 643ST286♣♦2+1+11
+1.3Round of 643ST123NT♣8+3-11
+1.3Round of 32HAMPSON103♥♦7-1+0
+1.2Round of 32HAMPSON23♥♦A=+0
+1.2Round of 32HAMPSON63♥♣Q=+0
+1.1Round of 32HAMPSON246NT♥2=+0
+1.0Round of 643ST11NT♠4=-2
+0.9Round of 643ST23♣♦A+3+1
+0.8Round of 32HAMPSON204♠♦A=+1
+0.8Round of 32HAMPSON223♠♣A-2+0
+0.5Round of 32HAMPSON183NT♥4=-1
+0.4Round of 32HAMPSON54♠♣7+1+0
+0.4Round of 32HAMPSON124♠♦Q=+0
+0.4Round of 32HAMPSON214♦♣5-1+6
+0.3Round of 643ST242♠♦3-1-3
+0.0Round of 643ST62♠♥10+2+6
-0.2Round of 643ST203NT♥8+2+0
-0.2Round of 643ST234♠♦K+1+0
-0.7Round of 32HAMPSON233NT♥3=-1
-1.4Round of 643ST214♠♣A=+1
-2.2Round of 643ST263♠♣A-1-5
-2.3Round of 643ST113♥♠2+3-2
-2.4Round of 643ST162♦♥2+2-7
-2.8Round of 32HAMPSON272♥♠J+1-1
-2.9Round of 32HAMPSON194♠♣Q+1+0
-3.5Round of 643ST85♦♣A+1+11
-3.5Round of 643ST95♣♣6-2-7
-3.9Round of 32HAMPSON11NT♥Q-3-7
-4.3Round of 643ST35♦♥6-1-6
-4.6Round of 32HAMPSON254♥♣J-2-8
-4.7Round of 32HAMPSON114♥♦K=-3
-5.0Round of 643ST103♣♠Q-2-3
-5.2Round of 643ST226♦♥K=+2
-5.5Round of 643ST255♣♦A-2-11
-5.5Round of 32HAMPSON73♣♥Q-3-5
-5.6Round of 643ST134♥♥2-1-12
-6.7Round of 32HAMPSON264♠♥3-1-6
-9.1Round of 32HAMPSON36♠x♣4=-13