ZIMMERMANN Pierre · ZIMMERMANN

146rank
-1.0Butler · 20 bds
-0.05per board
±4.7swing
+1.10vs par /bd
+0.34adjusted /bd
Butler per round: 16.3 -17.3by round

vs par split: bidding +0.79 · play +0.74

Strength of schedule: opponents averaged +0.39/bd (a tough draw) → opponent-adjusted +0.34/bd

Card play — on target: declarer play 77.8% · defence 70.0%

Card play by contract type — on target
vs NTvs a suit
Declarer play0.0% (1)87.5% (8)
Defence66.7% (3)71.4% (7)

vs par by strain: NT +0.75 (4) · a suit +1.19 (16)

vs par by level: part-score -0.56 (9) · game +2.46 (11)

By role: declaring -0.24/bd (-1.33 vs par · 9) · defending +0.11/bd (+3.09 vs par · 11)

By vulnerability: vulnerable +0.88/bd (+0.40 vs par · 10) · not vulnerable -0.98/bd (+1.80 vs par · 10)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 14F.MultonT.Charlsen – T.HoftaniskaOpen10+16.3+1.63+1.90
Round 15F.MultonB.Nab – B.DrijverOpen10-17.3-1.73+0.30

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
+12.6Round 14DE BOTTON164♥x♦2-3+14
+6.3Round 14DE BOTTON134♠♦2=+0
+4.0Round 14DE BOTTON203NT♦2-1+12
+3.7Round 14DE BOTTON144♥♦2-2+11
+2.8Round 15NETHERLANDS WHITE233♦♦2+1+7
+2.4Round 14DE BOTTON152♠♦2=+6
+1.6Round 14DE BOTTON184♠♦2=-13
+0.6Round 15NETHERLANDS WHITE223♦♦2+1+0
+0.4Round 15NETHERLANDS WHITE274♠x♦2-2-3
+0.2Round 15NETHERLANDS WHITE212♥♦2-1-1
+0.2Round 15NETHERLANDS WHITE244♥♦2=+11
-0.9Round 14DE BOTTON112♠♦2-1-2
-1.2Round 14DE BOTTON122♠♦2-1+0
-1.6Round 15NETHERLANDS WHITE291NT♦2+2+0
-2.4Round 15NETHERLANDS WHITE263♥♦2-1-6
-3.3Round 15NETHERLANDS WHITE285♠♦2=-1
-5.9Round 14DE BOTTON193NT♦2+1+0
-6.0Round 15NETHERLANDS WHITE255♠x♦2-3+3
-6.3Round 14DE BOTTON172NTx♦2-2-9
-8.2Round 15NETHERLANDS WHITE305♣♦2=-7