🇨🇭 ZIMMERMANN Pierre · SWITZERLAND

82rank
+2.4Butler · 100 bds
+0.02per board
±4.8swing
+0.02vs par /bd
-0.10adjusted /bd
Butler per round: -10.6 2.1 -33.5 -5.8 18.7 -9.1 29.1 8.8 -8.7 11.4by round

vs par split: bidding -0.36 · play +0.19

Strength of schedule: opponents averaged -0.13/bd (an easy draw) → opponent-adjusted -0.10/bd

Card play — on target: opening leads 64.3% · declarer play 87.0% · defence 92.9%

Card play by contract type — on target
vs NTvs a suit
Opening leads·64.3% (14)
Declarer play·87.0% (23)
Defence·92.9% (28)

Opening leads by suit led: ♠ 80.0% (5) · ♥ 0.0% (2) · ♦ 0.0% (2) · ♣ 100.0% (5)

vs par by strain: a suit -0.17 (70)

vs par by level: part-score +0.54 (28) · game -1.20 (35) · slam +2.14 (7)

By role: declaring -0.53/bd (-2.17 vs par · 59) · defending +0.81/bd (+3.17 vs par · 41)

By vulnerability: vulnerable +1.14/bd (+1.74 vs par · 50) · not vulnerable -1.09/bd (-1.70 vs par · 50)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1F.PiedraD.Rase – K.BrguljanClosed10-10.6-1.06-1.90
Round 2F.PiedraA.Kahraman – I.DoganOpen10+2.1+0.21-4.20
Round 4F.PiedraM.Grigoriu – S.IancuClosed10-33.5-3.35-2.80
Round 5F.PiedraU.Bethers – J.BalasovsClosed10-5.8-0.58+2.50
Round 7F.PiedraM.Senk – G.RusClosed10+18.7+1.87+2.00
Round 8F.PiedraG.Arts – S.De RoosOpen10-9.1-0.91-2.90
Round 9F.PiedraP.Denning – R.PlackettOpen10+29.1+2.91+5.30
Round 16F.PiedraY.Chumak – K.TrifonovClosed10+8.8+0.88+2.30
Round 19F.PiedraJ.Aasmae – M.TennOpen10-8.7-0.87-2.20
Round 23F.PiedraN.Fitzgibbon – A.MesburOpen10+11.4+1.14+2.10

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
+13.1Round 16🇺🇦 UKRAINE76♥♣5-1+17
+9.3Round 5🇱🇻 LATVIA126♦♠J-1+14
+8.9Round 8🇧🇪 BELGIUM153N♣Q=+10
+8.8Round 7🇸🇮 SLOVENIA103N♦J-3+9
+8.2Round 9🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES273N♠2+3+11
+7.4Round 7🇸🇮 SLOVENIA44♥♥8-2+13
+6.7Round 23🇮🇪 IRELAND135♣♠2=+0
+6.5Round 7🇸🇮 SLOVENIA14♥♣Q-1+4
+6.3Round 1🇭🇷 CROATIA102♠♥K-1+11
+6.1Round 9🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES262♠♠J-1+11
+5.1Round 1🇭🇷 CROATIA23N♥3+1+0
+5.1Round 7🇸🇮 SLOVENIA94♥x♣A-5+7
+5.0Round 9🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES252♠♦4+1+10
+4.9Round 9🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES236♠♦9=+0
+4.7Round 5🇱🇻 LATVIA182♥♠7=+6
+4.3Round 23🇮🇪 IRELAND194♥♣8-1+5
+4.1Round 9🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES223♣♥5=+5
+3.9Round 5🇱🇻 LATVIA203N♠K+4+17
+3.8Round 23🇮🇪 IRELAND153♣♦8=+6
+3.5Round 23🇮🇪 IRELAND124♥♥10=+11
+3.4Round 4🇷🇴 ROMANIA43N♥3-2+7
+3.3Round 8🇧🇪 BELGIUM123♠♣A-2+0
+3.3Round 9🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES284♠♦J+1+14
+2.9Round 2🇹🇷 TURKEY203N♥2+2+1
+2.9Round 19🇪🇪 ESTONIA61N♥4=+5
+2.6Round 9🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES302♦♦7-1+4
+2.5Round 2🇹🇷 TURKEY183N♥A=+0
+2.4Round 1🇭🇷 CROATIA94♥♦Q-1+6
+2.2Round 23🇮🇪 IRELAND203N♥10=-1
+2.1Round 7🇸🇮 SLOVENIA64♥♣J+1+1
+2.1Round 23🇮🇪 IRELAND183♠♥J+2+6
+2.0Round 2🇹🇷 TURKEY162♠♥K+1+0
+2.0Round 16🇺🇦 UKRAINE104♥♣2-1+6
+1.8Round 2🇹🇷 TURKEY132♦♦2+2-10
+1.8Round 8🇧🇪 BELGIUM166♦♥Q+1-2
+1.5Round 8🇧🇪 BELGIUM133N♥Q-1+6
+1.4Round 4🇷🇴 ROMANIA13♥♠K-4+5
+1.4Round 4🇷🇴 ROMANIA101N♠8=+0
+1.3Round 16🇺🇦 UKRAINE63♦♠K+1+0
+1.2Round 1🇭🇷 CROATIA81N♠3+1+1
+1.1Round 9🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES293♣♠K=+0
+1.1Round 19🇪🇪 ESTONIA23N♥8+2+11
+1.1Round 19🇪🇪 ESTONIA74♥♦K=+0
+1.0Round 16🇺🇦 UKRAINE43♦♥5-1-1
+0.9Round 1🇭🇷 CROATIA32N♠3=-8
+0.9Round 23🇮🇪 IRELAND162♦♠6+2+0
+0.8Round 4🇷🇴 ROMANIA23♦♦2+2+1
+0.5Round 2🇹🇷 TURKEY194♥♣J+1+0
+0.4Round 2🇹🇷 TURKEY144♥♦2+1+1
+0.4Round 19🇪🇪 ESTONIA102♦♠7-1-1
+0.3Round 4🇷🇴 ROMANIA53N♠A+1-1
+0.3Round 5🇱🇻 LATVIA133N♦7=+10
+0.3Round 5🇱🇻 LATVIA163N♠J+1+0
+0.2Round 16🇺🇦 UKRAINE53N♣4+1+0
+0.1Round 1🇭🇷 CROATIA45♣♠10-1+1
+0.1Round 19🇪🇪 ESTONIA94♥♠A-2+3
+0.0Round 7🇸🇮 SLOVENIA74♠♠4=+0
+0.0Round 7🇸🇮 SLOVENIA84♥♣8=+0
-0.1Round 16🇺🇦 UKRAINE23♠♣Q+1+6
-0.1Round 19🇪🇪 ESTONIA52N♣4=-11
-0.5Round 7🇸🇮 SLOVENIA23♠♦K-1-2
-0.5Round 23🇮🇪 IRELAND144♠♥A-1-5
-0.6Round 23🇮🇪 IRELAND174♥♦5+2-1
-0.7Round 8🇧🇪 BELGIUM114♥♠Q+1+0
-0.9Round 2🇹🇷 TURKEY174♦♣K=-7
-1.1Round 5🇱🇻 LATVIA153N♣7+2-1
-1.2Round 8🇧🇪 BELGIUM143♣♥8+1-7
-1.3Round 16🇺🇦 UKRAINE35♦♠6+2+10
-1.4Round 2🇹🇷 TURKEY112N♠6-1-4
-1.4Round 7🇸🇮 SLOVENIA34♥♠5+2-2
-1.6Round 8🇧🇪 BELGIUM194♥♦J+2-11
-1.7Round 19🇪🇪 ESTONIA34♠♠2+1-11
-1.9Round 2🇹🇷 TURKEY151N♠6=-11
-1.9Round 16🇺🇦 UKRAINE11N♣2+2-2
-2.0Round 16🇺🇦 UKRAINE81N♠6-3-7
-2.3Round 1🇭🇷 CROATIA12♥♠J=+0
-2.6Round 5🇱🇻 LATVIA114♠♥3=+0
-2.6Round 9🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES244♥♣10=-8
-2.7Round 1🇭🇷 CROATIA64♥♠A-1-4
-2.9Round 5🇱🇻 LATVIA145♠♠10+1-11
-2.9Round 19🇪🇪 ESTONIA81N♠6=-6
-3.5Round 16🇺🇦 UKRAINE94♥♠Q-2-6
-3.6Round 9🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES212♣x♦A-1+6
-3.8Round 2🇹🇷 TURKEY124♥♣9-1-12
-4.2Round 19🇪🇪 ESTONIA12N♠Q-1-5
-4.7Round 4🇷🇴 ROMANIA73N♣J=+0
-5.0Round 8🇧🇪 BELGIUM173N♠9-2-6
-5.0Round 8🇧🇪 BELGIUM183♣♦A-2-7
-5.4Round 19🇪🇪 ESTONIA42♠♣8+2-7
-7.6Round 4🇷🇴 ROMANIA93♦♣7-1-10
-8.0Round 5🇱🇻 LATVIA177♥♥3=+0
-8.8Round 1🇭🇷 CROATIA74♥♥2-1-12
-8.9Round 4🇷🇴 ROMANIA33N♣6-2-11
-9.3Round 7🇸🇮 SLOVENIA54♦♠J=-10
-9.6Round 4🇷🇴 ROMANIA85♥x♠K-3-9
-9.7Round 5🇱🇻 LATVIA194♥♥4-1-10
-10.0Round 4🇷🇴 ROMANIA64♠♦5=-10
-11.0Round 23🇮🇪 IRELAND116♠♠4=+0
-11.1Round 8🇧🇪 BELGIUM204♠x♦K-3-12
-12.8Round 1🇭🇷 CROATIA56♦♣6-3-14