🇺🇸 GROSSACK Zachary · USA1

37rank
-60.8Butler · 42 bds
-1.45per board
±5.2swing
-2.45vs par /bd
-1.14adjusted /bd
Butler per round: -60.8 -60.8 -60.8by round

vs par split: bidding -2.49 · play -0.10

Strength of schedule: opponents averaged +0.30/bd (a tough draw) → opponent-adjusted -1.14/bd

Card play — on target: opening leads 88.9% · declarer play 91.7% · defence 87.5%

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (3)83.3% (6)
Declarer play83.3% (6)100.0% (6)
Defence66.7% (6)100.0% (10)

Opening leads by suit led: ♠ 80.0% (5) · ♦ 100.0% (1) · ♣ 100.0% (3)

vs par by strain: NT -1.06 (17) · a suit -3.67 (24)

vs par by level: part-score -0.71 (14) · game -2.83 (24) · slam -9.33 (3)

By role: declaring -2.17/bd (-4.08 vs par · 26) · defending -0.28/bd (+0.19 vs par · 16)

By vulnerability: vulnerable -1.39/bd (-2.67 vs par · 21) · not vulnerable -1.50/bd (-2.24 vs par · 21)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalA.GrossackL.Tijssen – V.KiljanOpen14-31.7-2.26-2.14
QuarterfinalA.GrossackT.Van Overbeeke – T.PolakOpen14+10.5+0.75+0.50
QuarterfinalA.GrossackT.Van Overbeeke – T.PolakOpen14-39.6-2.83-5.71

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
+6.9Quarterfinal🇳🇱 NETHERLANDS163NT♣3+2+8
+6.9Quarterfinal🇳🇱 NETHERLANDS284♠♦A+1+1
+6.1Quarterfinal🇳🇱 NETHERLANDS213♥♣A=+11
+5.6Quarterfinal🇳🇱 NETHERLANDS42♠x♣A-3+5
+4.7Quarterfinal🇳🇱 NETHERLANDS464♠x♥Q-4-12
+4.6Quarterfinal🇳🇱 NETHERLANDS153♥♠A-1+5
+3.1Quarterfinal🇳🇱 NETHERLANDS113NT♦2+1+11
+2.4Quarterfinal🇳🇱 NETHERLANDS183NT♦2-1+5
+2.3Quarterfinal🇳🇱 NETHERLANDS453♠♥K=-7
+2.3Quarterfinal🇳🇱 NETHERLANDS494♣♦K=+0
+2.0Quarterfinal🇳🇱 NETHERLANDS31NT♥J+1+0
+2.0Quarterfinal🇳🇱 NETHERLANDS484♥♣A-4-6
+1.4Quarterfinal🇳🇱 NETHERLANDS86♥x♣8-3+0
+1.3Quarterfinal🇳🇱 NETHERLANDS241NT♣3=+0
+1.0Quarterfinal🇳🇱 NETHERLANDS134♥♠6+2+1
+0.9Quarterfinal🇳🇱 NETHERLANDS222♦♠Q+1+0
+0.9Quarterfinal🇳🇱 NETHERLANDS263NT♣2-1+6
+0.3Quarterfinal🇳🇱 NETHERLANDS433NT♠Q-1-6
+0.1Quarterfinal🇳🇱 NETHERLANDS253NT♦3+1-10
+0.0Quarterfinal🇳🇱 NETHERLANDS273NT♦A-1-5
-0.4Quarterfinal🇳🇱 NETHERLANDS104♥♣A+1+0
-0.4Quarterfinal🇳🇱 NETHERLANDS193♥♦A-2+2
-0.7Quarterfinal🇳🇱 NETHERLANDS11NT♣2-1+1
-1.0Quarterfinal🇳🇱 NETHERLANDS63NT♠9=+2
-1.0Quarterfinal🇳🇱 NETHERLANDS54Pass+3
-1.0Quarterfinal🇳🇱 NETHERLANDS553NT♠J=-2
-2.6Quarterfinal🇳🇱 NETHERLANDS54♠♦3=+1
-2.6Quarterfinal🇳🇱 NETHERLANDS93NT♦2-1-10
-3.9Quarterfinal🇳🇱 NETHERLANDS233NT♣4+1-1
-4.0Quarterfinal🇳🇱 NETHERLANDS524♠♥5-1-10
-4.4Quarterfinal🇳🇱 NETHERLANDS144♠♣6-1-4
-4.6Quarterfinal🇳🇱 NETHERLANDS172NT♥2+3-2
-5.0Quarterfinal🇳🇱 NETHERLANDS534♥♠2=+0
-5.3Quarterfinal🇳🇱 NETHERLANDS511NT♣7-2-7
-5.4Quarterfinal🇳🇱 NETHERLANDS123NT♠K-2-8
-7.3Quarterfinal🇳🇱 NETHERLANDS506♥♥2-1-11
-8.3Quarterfinal🇳🇱 NETHERLANDS444♥x♦8-2-5
-9.0Quarterfinal🇳🇱 NETHERLANDS565♠♥9-2-12
-10.3Quarterfinal🇳🇱 NETHERLANDS474♦♣Q-1-5
-10.7Quarterfinal🇳🇱 NETHERLANDS203♦x♠A=-13
-13.1Quarterfinal🇳🇱 NETHERLANDS25♠♥K-1-12
-14.6Quarterfinal🇳🇱 NETHERLANDS76♥♣J-1-17