🇨🇭 PIEDRA Fernando · SWITZERLAND

29rank
+64.9Butler · 176 bds
+0.37per board
±4.6swing
+0.76vs par /bd · #11/103
+0.36adjusted /bd
Butler per round: -18.9 2.4 16.9 -15.5 -11.5 19.3 27.5 -11.2 48.4 -0.7 8.2by round

vs par split: bidding +0.43 · play +0.33

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted +0.36/bd

Card play — on target: opening leads 74.5% #73 of 103 · declarer play 65.2% #86 of 103 · defence 88.9% #40 of 103

Card play by contract type — on target
vs NTvs a suit
Opening leads53.8% (13)81.6% (38)
Declarer play83.3% (6)62.5% (40)
Defence75.0% (24)94.7% (57)

Opening leads by suit led: ♠ 66.7% (12) · ♥ 72.7% (11) · ♦ 100.0% (8) · ♣ 70.0% (20)

vs par by strain: NT -0.70 (40) · a suit +1.19 (136)

vs par by level: part-score +0.07 (68) · game +1.60 (96) · slam -2.08 (12)

By role: declaring +0.02/bd (-1.66 vs par · 95) · defending +0.78/bd (+3.60 vs par · 81)

By vulnerability: vulnerable +1.00/bd (+1.74 vs par · 88) · not vulnerable -0.27/bd (-0.22 vs par · 88)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2R.WalkerB.Dehaye – I.DewasmeOpen16-18.9-1.18-0.69
Round 4R.WalkerP.Lakatos – L.SzilagyiOpen16+2.4+0.15+3.12
Round 5R.WalkerW.Olanski – V.VainikonisOpen16+16.9+1.06-0.06
Round 6R.WalkerC.Balicki – A.ZmudzinskiClosed16-15.5-0.97+0.38
Round 7R.WalkerF.Angelini – A.SementaOpen16-11.5-0.72+0.38
Round 9R.WalkerM.Bilde – D.BildeOpen16+19.3+1.21-0.69
Round 11R.WalkerP.Shields – F.KurbalijaOpen16+27.5+1.72+3.06
Round 13R.WalkerM.Briciu – C.TeodorescuClosed16-11.2-0.70-1.56
Round 14R.WalkerA.Mikkelsen – D.MohrClosed16+48.4+3.02+3.62
Round 15R.WalkerM.Lorencs – J.BethersClosed16-0.7-0.04+1.31
Round 16R.WalkerD.Padon – A.BirmanClosed16+8.2+0.51-0.50

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
+12.1Round 14🇫🇴 FAROE ISLANDS325♠x♥8=+13
+11.6Round 14🇫🇴 FAROE ISLANDS294♠♥10-2+13
+11.4Round 16🇮🇱 ISRAEL313NT♥10=+10
+11.2Round 16🇮🇱 ISRAEL234♠x♦K-1+14
+10.9Round 9🇩🇰 DENMARK293♦x♣K-2+9
+10.1Round 14🇫🇴 FAROE ISLANDS235♣♥A=+12
+9.8Round 6🇵🇱 POLAND34♠♦7=-1
+8.9Round 5🇱🇹 LITHUANIA246♠♠2-1+11
+8.8Round 9🇩🇰 DENMARK234♠♥10-1+6
+7.6Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES194♥♣A+2+11
+7.5Round 14🇫🇴 FAROE ISLANDS273NT♦Q+1+8
+7.2Round 15🇱🇻 LATVIA33NT♣Q-3+9
+7.1Round 5🇱🇹 LITHUANIA194♠♣3-1+12
+7.1Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES253NT♣4-2+5
+7.1Round 14🇫🇴 FAROE ISLANDS285♦♠J-1+12
+6.7Round 4🇭🇺 HUNGARY123♥♣K-2+6
+6.7Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES325♥♠2-1+10
+6.5Round 2🇧🇪 BELGIUM72♠♥Q-1+9
+6.2Round 7🇮🇹 ITALY293♦♥3+1+10
+5.7Round 13🇷🇴 ROMANIA46♠♦A=+8
+5.6Round 9🇩🇰 DENMARK282♦x♥A-2+5
+5.5Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES273♣♠10-1+5
+5.2Round 7🇮🇹 ITALY195♣♦A=+7
+5.1Round 16🇮🇱 ISRAEL204♥♠5-2+8
+4.4Round 13🇷🇴 ROMANIA16♦♣A=-2
+4.4Round 15🇱🇻 LATVIA13NT♥4=+0
+4.2Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES314♠♥4-1+6
+4.1Round 15🇱🇻 LATVIA95♥x♣Q=+5
+3.9Round 13🇷🇴 ROMANIA35♦♥A=-2
+3.9Round 14🇫🇴 FAROE ISLANDS254♠♣7=+1
+3.9Round 14🇫🇴 FAROE ISLANDS314♠♥K=+0
+3.8Round 13🇷🇴 ROMANIA162♥♦Q=+12
+3.8Round 14🇫🇴 FAROE ISLANDS222♠♣K=+5
+3.6Round 2🇧🇪 BELGIUM65♣♦7=+0
+3.6Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES174♣♣J-1+5
+3.4Round 9🇩🇰 DENMARK204♠♣A-1+6
+3.4Round 9🇩🇰 DENMARK254♥♣A=+0
+3.3Round 6🇵🇱 POLAND24♥♦A=+0
+3.2Round 2🇧🇪 BELGIUM124♥♣J-1+10
+3.2Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES243NT♥5=-2
+3.0Round 9🇩🇰 DENMARK183NT♠3+2+2
+2.9Round 2🇧🇪 BELGIUM135♦♠K=+0
+2.9Round 4🇭🇺 HUNGARY144♦♥A=+1
+2.8Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES283NT♦6-2+8
+2.6Round 7🇮🇹 ITALY223♠♥8+1-8
+2.6Round 7🇮🇹 ITALY325♣♠8-3+8
+2.6Round 14🇫🇴 FAROE ISLANDS217♥♣J=+0
+2.4Round 15🇱🇻 LATVIA24♥♠8-1+10
+2.3Round 13🇷🇴 ROMANIA155♦♣K+1-1
+2.2Round 6🇵🇱 POLAND104♠♥7-1+12
+2.2Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES212♠♦8=+6
+2.1Round 4🇭🇺 HUNGARY13♦♦3-3+1
+2.1Round 5🇱🇹 LITHUANIA254♥♠6+1+0
+2.1Round 9🇩🇰 DENMARK305♣♠4-1+4
+2.0Round 13🇷🇴 ROMANIA126♠♣A=+0
+1.9Round 5🇱🇹 LITHUANIA182♠♥A+1+1
+1.9Round 5🇱🇹 LITHUANIA321NT♥5-1+0
+1.8Round 4🇭🇺 HUNGARY33♥♠K=+4
+1.8Round 5🇱🇹 LITHUANIA294♥♣K=-1
+1.7Round 9🇩🇰 DENMARK222♠♣K=-7
+1.5Round 5🇱🇹 LITHUANIA174♥x♠K-2-9
+1.5Round 5🇱🇹 LITHUANIA273♠♦5-1+4
+1.5Round 5🇱🇹 LITHUANIA315♣♠A=+3
+1.5Round 7🇮🇹 ITALY265♣♥J+1+13
+1.4Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES183♥♣K-1+2
+1.4Round 15🇱🇻 LATVIA114♥♣4=-1
+1.2Round 5🇱🇹 LITHUANIA284♦♣K-3+1
+1.2Round 9🇩🇰 DENMARK312♠♦6+1-10
+1.2Round 13🇷🇴 ROMANIA132♦♣K+1-1
+1.2Round 15🇱🇻 LATVIA163♥♦8=+10
+1.1Round 4🇭🇺 HUNGARY43NT♦9+3+16
+1.1Round 4🇭🇺 HUNGARY161♥♣T+1+1
+1.1Round 5🇱🇹 LITHUANIA303♣♦J-1+2
+1.1Round 16🇮🇱 ISRAEL184♥♠3=+11
+1.0Round 13🇷🇴 ROMANIA63♣♠Q=+0
+0.9Round 4🇭🇺 HUNGARY154♥♥2+2+1
+0.9Round 6🇵🇱 POLAND12♦♥K+2+1
+0.9Round 16🇮🇱 ISRAEL303NT♥K-2+5
+0.8Round 6🇵🇱 POLAND132♥♦5=+0
+0.8Round 13🇷🇴 ROMANIA111NT♠2+1+1
+0.8Round 14🇫🇴 FAROE ISLANDS202♣♦6=+5
+0.7Round 7🇮🇹 ITALY255♦♥8+1+11
+0.7Round 7🇮🇹 ITALY284♠♣A+1+0
+0.6Round 4🇭🇺 HUNGARY84♠♥9-1+8
+0.5Round 6🇵🇱 POLAND144♠♣4-1+5
+0.5Round 16🇮🇱 ISRAEL253NT♦K=+1
+0.4Round 2🇧🇪 BELGIUM34♠♦2+2+12
+0.4Round 2🇧🇪 BELGIUM52♥♦K=-1
+0.4Round 4🇭🇺 HUNGARY21NT♣6-1-2
+0.4Round 6🇵🇱 POLAND82♠♠2+1+0
+0.4Round 7🇮🇹 ITALY232♦♣5+1+6
+0.2Round 9🇩🇰 DENMARK192♥♠2-1+2
+0.2Round 16🇮🇱 ISRAEL293NT♠7+2+0
+0.1Round 6🇵🇱 POLAND41NT♣3-1+0
+0.1Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES264♥♣Q+1+0
-0.0Round 7🇮🇹 ITALY274♥♣Q+1+0
+0.0Round 9🇩🇰 DENMARK264♥♦2+1+0
+0.0Round 16🇮🇱 ISRAEL173♦♣5+1+0
-0.1Round 4🇭🇺 HUNGARY95♣♦3-2+2
-0.1Round 14🇫🇴 FAROE ISLANDS172♥♥8-1+2
-0.1Round 14🇫🇴 FAROE ISLANDS301NT♣5+2+6
-0.2Round 2🇧🇪 BELGIUM45♥x♥J-1+0
-0.2Round 5🇱🇹 LITHUANIA263NT♠6+2-1
-0.2Round 15🇱🇻 LATVIA62♣♠A+1-1
-0.2Round 15🇱🇻 LATVIA84♥♣Q=-1
-0.2Round 15🇱🇻 LATVIA104♥♣K=+0
-0.3Round 15🇱🇻 LATVIA134♠♣A+1-1
-0.4Round 15🇱🇻 LATVIA45♦♣9+1+1
-0.4Round 15🇱🇻 LATVIA154♠x♥4-2-5
-0.5Round 7🇮🇹 ITALY306NT♦A=+0
-0.5Round 13🇷🇴 ROMANIA54♥♣9+1+0
-0.5Round 16🇮🇱 ISRAEL282♣♠Q=-11
-0.6Round 4🇭🇺 HUNGARY64♠♥2=+1
-0.6Round 5🇱🇹 LITHUANIA202♦♠3+1+1
-0.6Round 14🇫🇴 FAROE ISLANDS183NT♣Q=-1
-0.7Round 7🇮🇹 ITALY214♠♥6-2-6
-0.7Round 9🇩🇰 DENMARK172♠♣5+1+0
-0.8Round 2🇧🇪 BELGIUM26NT♥2=-13
-0.8Round 4🇭🇺 HUNGARY113♥♣4-2+1
-0.8Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES303♠♦2-1-2
-0.9Round 16🇮🇱 ISRAEL213♠♥5+1-1
-1.1Round 9🇩🇰 DENMARK273NTx♣A-1-6
-1.1Round 13🇷🇴 ROMANIA24♥x♠A-1-2
-1.2Round 2🇧🇪 BELGIUM142♠♥2+1-1
-1.2Round 6🇵🇱 POLAND63NT♠K+2-1
-1.2Round 16🇮🇱 ISRAEL263♥♠K+1-10
-1.4Round 16🇮🇱 ISRAEL225♦♣8=-11
-1.7Round 7🇮🇹 ITALY182♣♦A+1+0
-1.7Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES231NT♠4+4-9
-1.8Round 2🇧🇪 BELGIUM83♠♦4-1+2
-1.8Round 2🇧🇪 BELGIUM162♠♣K=+0
-1.8Round 4🇭🇺 HUNGARY101NT♠5+1+0
-1.8Round 7🇮🇹 ITALY314♠x♥J-1+0
-2.1Round 5🇱🇹 LITHUANIA222♥♠Q+2-6
-2.2Round 7🇮🇹 ITALY204♥x♠A-1-8
-2.2Round 16🇮🇱 ISRAEL322♠♣8-2+0
-2.7Round 5🇱🇹 LITHUANIA235♥♠8+1-9
-2.7Round 16🇮🇱 ISRAEL244♠♥K-3-11
-2.9Round 4🇭🇺 HUNGARY53NT♣T=+1
-2.9Round 9🇩🇰 DENMARK216♥♦8=+0
-3.2Round 4🇭🇺 HUNGARY71♥♠2-2+9
-3.2Round 6🇵🇱 POLAND91NT♥3=+0
-3.2Round 13🇷🇴 ROMANIA83♥♦7=-1
-3.4Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES223NT♣6=-6
-3.5Round 2🇧🇪 BELGIUM102♥♥2-1-6
-3.5Round 6🇵🇱 POLAND123NT♠8-2-6
-3.5Round 9🇩🇰 DENMARK245♠♣Q-1-8
-3.6Round 13🇷🇴 ROMANIA74♠♦4-3-5
-3.8Round 15🇱🇻 LATVIA144♠♥9-1-5
-3.9Round 6🇵🇱 POLAND165♣♠A=-5
-4.0Round 14🇫🇴 FAROE ISLANDS193♦♠Q+1-5
-4.2Round 14🇫🇴 FAROE ISLANDS263NT♣4+2-1
-4.5Round 6🇵🇱 POLAND153NT♠2=-3
-4.5Round 15🇱🇻 LATVIA51NT♦7=-6
-4.6Round 15🇱🇻 LATVIA121NT♦6-2-7
-4.6Round 16🇮🇱 ISRAEL191NT♥6+2-2
-4.8Round 2🇧🇪 BELGIUM153NT♦9=+0
-4.9Round 6🇵🇱 POLAND113♦♥6=-9
-5.2Round 2🇧🇪 BELGIUM14♥♠A=+1
-5.2Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES295♣♥7+1+13
-5.3Round 6🇵🇱 POLAND74♥♣A+1+0
-5.8Round 4🇭🇺 HUNGARY133♠♥A-1+0
-5.8Round 11🏴󠁧󠁢󠁷󠁬󠁳󠁿 WALES203♣♥Q-2-3
-6.0Round 2🇧🇪 BELGIUM114♠♦7-1-14
-6.0Round 14🇫🇴 FAROE ISLANDS243NT♥6-4-12
-6.8Round 15🇱🇻 LATVIA76♥♣4=+13
-7.0Round 6🇵🇱 POLAND53NT♠K=+13
-8.0Round 5🇱🇹 LITHUANIA212♠♠3+2-10
-8.7Round 7🇮🇹 ITALY174♥♦K-1-10
-8.7Round 16🇮🇱 ISRAEL276♦x♣A-1-11
-9.0Round 13🇷🇴 ROMANIA104♥♠6-2-13
-9.1Round 13🇷🇴 ROMANIA93NT♦10-4-8
-9.8Round 13🇷🇴 ROMANIA144♦♣Q-1-11
-10.6Round 2🇧🇪 BELGIUM93NT♦10=-10
-12.8Round 9🇩🇰 DENMARK326♠♣Q-2-14
-15.8Round 7🇮🇹 ITALY247NT♠4-2-17