🇨🇭 ZIMMERMANN Pierre · SWITZERLAND

66rank
+21.6Butler · 128 bds
+0.17per board
±4.5swing
+0.32vs par /bd
-0.06adjusted /bd
Butler per round: -3.1 -0.9 -32.9 0.8 42.6 9.4 5.1 0.6by round

vs par split: bidding +0.17 · play +0.15

Strength of schedule: opponents averaged -0.23/bd (an easy draw) → opponent-adjusted -0.06/bd

Card play — on target: opening leads 77.8% · declarer play 67.9% · defence 85.7%

Card play by contract type — on target
vs NTvs a suit
Opening leads77.8% (9)77.8% (18)
Declarer play66.7% (9)68.4% (19)
Defence73.7% (19)90.9% (44)

Opening leads by suit led: ♠ 100.0% (4) · ♥ 87.5% (8) · ♦ 75.0% (8) · ♣ 57.1% (7)

vs par by strain: NT -0.40 (35) · a suit +0.59 (93)

vs par by level: part-score -0.62 (48) · game +1.22 (73) · slam -2.57 (7)

By role: declaring +0.51/bd (-1.74 vs par · 65) · defending -0.19/bd (+2.44 vs par · 63)

By vulnerability: vulnerable +0.46/bd (+0.81 vs par · 64) · not vulnerable -0.12/bd (-0.17 vs par · 64)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1F.PiedraA.Nayer – A.El-SelehdarClosed16-3.1-0.19+0.12
Round 3F.PiedraR.Nunez – S.SemberoizClosed16-0.9-0.06+0.56
Round 4F.PiedraS.Mukherjee – D.MajumderClosed16-32.9-2.06-1.69
Round 5F.PiedraS.Hans – P.GillOpen16+0.8+0.05+0.75
Round 9F.PiedraP.Mathieu – L.SoudanOpen16+42.6+2.66+3.88
Round 12F.PiedraG.Minutti – R.MartinezClosed16+9.4+0.59+1.50
Round 15F.PiedraM.Mousa – H.AttefClosed16+5.1+0.32-1.81
Round 19F.PiedraR.Katz – N.NickellClosed16+0.6+0.04-0.75

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
+12.9Round 3🇦🇷 ARGENTINA94♠x♣A-3+16
+10.5Round 4🇮🇳 INDIA186NT♦6=+0
+9.6Round 9🇬🇵 GUADELOUPE145♣x♦3-1+14
+9.0Round 3🇦🇷 ARGENTINA24♠x♥K=+10
+8.5Round 9🇬🇵 GUADELOUPE164♠♣3=+10
+8.1Round 5🇦🇺 AUSTRALIA65♦x♠K=+10
+7.2Round 1🇪🇬 EGYPT24♠♠4=+0
+6.8Round 12🇺🇾 URUGUAY323NT♠Q-2+11
+6.3Round 12🇺🇾 URUGUAY316♠♣K=+13
+6.2Round 5🇦🇺 AUSTRALIA106♠♣K+1+13
+6.2Round 12🇺🇾 URUGUAY276♥♦7+1-11
+6.2Round 15🇦🇪 UAE132♥x♣3-1+3
+5.7Round 5🇦🇺 AUSTRALIA83NTx♦Q-2+9
+5.7Round 9🇬🇵 GUADELOUPE124♠♦Q+2+12
+5.6Round 9🇬🇵 GUADELOUPE34♥♣6-1+10
+5.5Round 9🇬🇵 GUADELOUPE93NT♥3-1+5
+5.1Round 5🇦🇺 AUSTRALIA43NT♥5=+10
+5.1Round 19🇺🇸 USA 193♠♥K-2-7
+5.0Round 1🇪🇬 EGYPT84♠♥J=+11
+4.8Round 4🇮🇳 INDIA294♠♦6-1+12
+4.3Round 3🇦🇷 ARGENTINA123♥♣A-2+5
+4.2Round 12🇺🇾 URUGUAY211NT♠10=+6
+4.1Round 9🇬🇵 GUADELOUPE61NT♣3-3+7
+3.7Round 15🇦🇪 UAE84♠♠J=+0
+3.6Round 19🇺🇸 USA 174♠♦10-1+12
+3.3Round 15🇦🇪 UAE63♠♦Q=+0
+3.2Round 1🇪🇬 EGYPT54♣♥6=+0
+3.2Round 9🇬🇵 GUADELOUPE134♥♣3+2+1
+2.7Round 5🇦🇺 AUSTRALIA24♥♣A+2+12
+2.7Round 9🇬🇵 GUADELOUPE54♥♦J+1+0
+2.6Round 3🇦🇷 ARGENTINA43NT♣4=+0
+2.5Round 5🇦🇺 AUSTRALIA133♣♣6+1+0
+2.4Round 4🇮🇳 INDIA214♥♠9+1+4
+2.4Round 15🇦🇪 UAE34♠♥J=+0
+2.3Round 4🇮🇳 INDIA222♦♠5-1+5
+2.3Round 15🇦🇪 UAE102♦♠K=+5
+2.0Round 5🇦🇺 AUSTRALIA155♦x♠2-2-5
+2.0Round 15🇦🇪 UAE21♠♦A+2+0
+2.0Round 19🇺🇸 USA 163NT♦3=-2
+1.8Round 9🇬🇵 GUADELOUPE113♥♣3=+7
+1.7Round 12🇺🇾 URUGUAY242♦♣3+1+0
+1.7Round 19🇺🇸 USA 1153NT♣9+1+1
+1.6Round 1🇪🇬 EGYPT63♦♠K=+0
+1.6Round 3🇦🇷 ARGENTINA84♥♠4=+7
+1.6Round 5🇦🇺 AUSTRALIA32♠♠2+1+0
+1.6Round 19🇺🇸 USA 133♥♠A+1-6
+1.5Round 9🇬🇵 GUADELOUPE73NT♦Q-3-5
+1.3Round 12🇺🇾 URUGUAY293♦♥7=+0
+1.1Round 9🇬🇵 GUADELOUPE154♠♥10+1+0
+1.0Round 1🇪🇬 EGYPT73NT♦7-1+6
+1.0Round 19🇺🇸 USA 1125♣♠K-1+10
+0.9Round 12🇺🇾 URUGUAY264♥♠K=+0
+0.9Round 15🇦🇪 UAE73NT♠10+2+0
+0.9Round 19🇺🇸 USA 1143NT♠3+2+0
+0.8Round 4🇮🇳 INDIA234♠♣2=+0
+0.6Round 15🇦🇪 UAE55♣x♠A-2+7
+0.5Round 19🇺🇸 USA 123NT♦10+2-1
+0.4Round 15🇦🇪 UAE161NT♠3+3-6
+0.3Round 3🇦🇷 ARGENTINA134♠♥K=+0
+0.3Round 15🇦🇪 UAE93NT♣4+2-10
+0.3Round 15🇦🇪 UAE142♥♣K-1+4
+0.2Round 1🇪🇬 EGYPT92NT♦9-3-6
+0.2Round 1🇪🇬 EGYPT154♥♦A+1+0
+0.2Round 9🇬🇵 GUADELOUPE42♥♣K+1+0
+0.2Round 12🇺🇾 URUGUAY203♣♠Q-4+6
+0.1Round 3🇦🇷 ARGENTINA103♦♠6=+0
-0.1Round 1🇪🇬 EGYPT32♠♣K-2+1
-0.1Round 3🇦🇷 ARGENTINA164♥♥3=-1
-0.2Round 1🇪🇬 EGYPT142♦x♥J-1+0
-0.2Round 5🇦🇺 AUSTRALIA143♥♠K=+6
-0.3Round 1🇪🇬 EGYPT124♥♥6+2-1
-0.3Round 4🇮🇳 INDIA174♠♣6=+0
-0.3Round 12🇺🇾 URUGUAY234♠♦J+1+13
-0.3Round 19🇺🇸 USA 1104♥♣A=+1
-0.4Round 3🇦🇷 ARGENTINA141♠♥J+2-1
-0.4Round 19🇺🇸 USA 1133♥♦K-1-9
-0.5Round 9🇬🇵 GUADELOUPE82♠♥8-2+7
-0.8Round 3🇦🇷 ARGENTINA33NT♠4-1+12
-0.8Round 5🇦🇺 AUSTRALIA163♦♠Q=+0
-0.8Round 12🇺🇾 URUGUAY283NT♥4+2+0
-0.9Round 4🇮🇳 INDIA311NT♥2+3+6
-1.0Round 12🇺🇾 URUGUAY194♥♣10+1+0
-1.0Round 12🇺🇾 URUGUAY304♥♠A+1+0
-1.1Round 1🇪🇬 EGYPT43♠♣10=-6
-1.1Round 19🇺🇸 USA 1114♠♣Q=-1
-1.2Round 3🇦🇷 ARGENTINA14♥♦A+1+0
-1.2Round 3🇦🇷 ARGENTINA55♦♠Q=-2
-1.4Round 12🇺🇾 URUGUAY252♣♦7-2-3
-1.7Round 15🇦🇪 UAE43NT♦8=+0
-1.7Round 19🇺🇸 USA 1161NT♥2+2+8
-1.8Round 3🇦🇷 ARGENTINA65♦x♦Q-1-6
-1.8Round 9🇬🇵 GUADELOUPE13♦♣K=+0
-1.9Round 1🇪🇬 EGYPT12♠♦Q+1-1
-1.9Round 9🇬🇵 GUADELOUPE23NT♠J+1+0
-1.9Round 19🇺🇸 USA 144♥♣9=-13
-2.0Round 5🇦🇺 AUSTRALIA54♥♠5+1+0
-2.0Round 15🇦🇪 UAE112♠♦6+1-6
-2.1Round 4🇮🇳 INDIA283♣♥5+1+0
-2.3Round 19🇺🇸 USA 153NT♥4+3-1
-2.4Round 1🇪🇬 EGYPT161NT♦7+1+0
-2.4Round 3🇦🇷 ARGENTINA73♠♣A-1-5
-2.5Round 5🇦🇺 AUSTRALIA122♠♠4+2-6
-2.7Round 9🇬🇵 GUADELOUPE103NT♣J-1-6
-2.9Round 4🇮🇳 INDIA253♠♥J-1-3
-3.3Round 1🇪🇬 EGYPT113NT♥3=-6
-3.3Round 1🇪🇬 EGYPT133♥♣Q+2-9
-3.3Round 12🇺🇾 URUGUAY224♥♣4+1+0
-3.4Round 4🇮🇳 INDIA304♠♥2=-3
-3.5Round 15🇦🇪 UAE124NT♠2+3-17
-3.6Round 5🇦🇺 AUSTRALIA114♠♥J-3-2
-3.6Round 19🇺🇸 USA 183NT♣K-2-5
-3.7Round 12🇺🇾 URUGUAY183NT♣5+1-4
-3.9Round 4🇮🇳 INDIA244♥♦J=-11
-3.9Round 15🇦🇪 UAE152NT♥Q=+2
-4.1Round 4🇮🇳 INDIA273NT♠10-2-6
-4.5Round 19🇺🇸 USA 112♣♠2=+1
-5.8Round 4🇮🇳 INDIA326♣♦K=-7
-6.2Round 15🇦🇪 UAE13NT♦6-2-11
-6.7Round 12🇺🇾 URUGUAY174♥♣Q=-7
-7.1Round 4🇮🇳 INDIA194♠♥J=+0
-7.5Round 5🇦🇺 AUSTRALIA94♥♠2-2-13
-7.8Round 5🇦🇺 AUSTRALIA74♦♣K+1-11
-8.7Round 3🇦🇷 ARGENTINA113NT♦10=-11
-8.7Round 5🇦🇺 AUSTRALIA16♠♣K-2-11
-8.9Round 1🇪🇬 EGYPT105♦♥A=+13
-9.9Round 4🇮🇳 INDIA203♦♣K+3-15
-13.3Round 4🇮🇳 INDIA264♣x♦A+1-9
-15.1Round 3🇦🇷 ARGENTINA156♠x♣8-3-15