🏴󠁧󠁢󠁥󠁮󠁧󠁿 CHAMBERLAIN Richard · ENGLAND

73rank
-4.3Butler · 224 bds
-0.02per board
±4.0swing
+0.75vs par /bd · #15/138
-0.10adjusted /bd
Butler per round: -14.8 30.1 -12.1 -0.5 14.8 -4.8 -11.9 7.9 -7.8 6.3 12.4 -26.5 -2.2 7 -8 5.8by round

vs par split: bidding +0.65 · play +0.10

Strength of schedule: opponents averaged -0.08/bd (an easy draw) → opponent-adjusted -0.10/bd

Card play — on target: opening leads 76.7% #105 of 138 · declarer play 79.1% #35 of 138 · defence 88.0% #46 of 138

Bidding activity — not a pass: 41.1% #99 of 138 (249/606)

Card play by contract type — on target
vs NTvs a suit
Opening leads78.6% (14)76.1% (46)
Declarer play81.8% (11)78.1% (32)
Defence83.8% (37)89.8% (88)

Opening leads by suit led: ♠ 100.0% (9) · ♥ 66.7% (12) · ♦ 77.8% (18) · ♣ 71.4% (21)

vs par by strain: NT +1.58 (60) · a suit +0.44 (164)

vs par by level: part-score -0.08 (92) · game +1.25 (122) · slam +2.20 (10)

By role: declaring -0.11/bd (-2.01 vs par · 99) · defending +0.06/bd (+2.93 vs par · 125)

By vulnerability: vulnerable +0.37/bd (+1.62 vs par · 112) · not vulnerable -0.41/bd (-0.12 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2P.ShieldsW.Van Eijck – W.GosschalkClosed14-14.8-1.06+2.43
Round 3P.ShieldsR.Milner – H.LallOpen14+30.1+2.15+3.43
Round 4P.ShieldsS.Ahmed – D.HanzalaClosed14-12.1-0.86-0.71
Round 6P.ShieldsY.Cheng – H.LinClosed14-0.5-0.04-0.14
Round 7P.ShieldsZ.Marcinski – M.LorberClosed14+14.8+1.06-0.36
Round 8P.ShieldsS.Christiansen – J.NicolajsenOpen14-4.8-0.34-1.57
Round 10P.ShieldsJ.Rueda – H.CamberosClosed14-11.9-0.85+0.50
Round 11P.ShieldsG.Tislevoll – M.CornellOpen14+7.9+0.56+2.71
Round 12P.ShieldsG.Duboin – G.FaillaClosed14-7.8-0.56-0.93
Round 14P.ShieldsM.Bompis – P.SouletClosed14+6.3+0.45+0.71
Round 15P.ShieldsW.El Ahmady – A.FarragOpen14+12.4+0.89+1.64
Round 16P.ShieldsI.Thomson – T.BrownOpen14-26.5-1.89+0.07
Round 18P.ShieldsA.Morath – B.EfraimssonClosed14-2.2-0.16+0.86
Round 19P.ShieldsP.Zelnik – H.BergerOpen14+7.0+0.50+0.93
Round 20P.ShieldsM.Blat – P.BizonOpen14-8.0-0.57+1.71
Round 22P.ShieldsQ.Li – J.DaiOpen14+5.8+0.41+0.64

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
+12.4Round 22🇨🇳 CHINA195♠x♣K-4+12
+9.6Round 7🇨🇦 CANADA63NT♠4=+10
+9.3Round 18🇸🇪 SWEDEN234♠♦J=+10
+9.2Round 3🇺🇸 USA2133♣♠T-3+9
+9.2Round 22🇨🇳 CHINA284♠♦6-4+11
+9.1Round 16🇦🇺 AUSTRALIA276NT♠5=+0
+9.0Round 10🇦🇷 ARGENTINA255♠x♦K-3+8
+8.6Round 8🇩🇰 DENMARK163NT♦5+1+1
+8.6Round 11🇳🇿 NEW ZEALAND116NT♦5-1+14
+8.5Round 7🇨🇦 CANADA46♦♦9=-2
+8.0Round 15🇪🇬 EGYPT24♠♦2-2+12
+7.6Round 6🇹🇼 CHINESE TAIPEI204♠♦A-1+12
+7.5Round 19🇦🇹 AUSTRIA64♠♦K=+8
+7.3Round 3🇺🇸 USA236♣♦7-2+11
+7.0Round 3🇺🇸 USA283NT♥T-1+10
+6.6Round 19🇦🇹 AUSTRIA113NT♦5-3+7
+6.3Round 3🇺🇸 USA2114♥♠K-2+11
+6.1Round 7🇨🇦 CANADA134♠♥T-1+12
+5.9Round 14🇫🇷 FRANCE263♠♦6+1+10
+5.7Round 22🇨🇳 CHINA253♥♦K+2+6
+5.6Round 15🇪🇬 EGYPT43♣♦A-3+5
+5.3Round 11🇳🇿 NEW ZEALAND81NT♦3+1+6
+5.3Round 22🇨🇳 CHINA183♠♣4+1+10
+5.1Round 20🇵🇱 POLAND273NT♦6-1+10
+4.9Round 4🇧🇩 BANGLADESH193♠♣3=+0
+4.9Round 6🇹🇼 CHINESE TAIPEI242♣♥A+3+6
+4.4Round 16🇦🇺 AUSTRALIA253♣x♠K-3-3
+4.3Round 2🇳🇱 NETHERLANDS155♣♦8+1+13
+4.3Round 6🇹🇼 CHINESE TAIPEI221NT♥7+1+1
+4.2Round 4🇧🇩 BANGLADESH215♣♦A=+7
+4.2Round 10🇦🇷 ARGENTINA194♠x♥5=+12
+4.1Round 4🇧🇩 BANGLADESH284♠♣K-1+6
+4.0Round 7🇨🇦 CANADA82♥♦K=+5
+4.0Round 14🇫🇷 FRANCE253NT♦A-2+6
+3.7Round 6🇹🇼 CHINESE TAIPEI165♥♣A=+11
+3.6Round 18🇸🇪 SWEDEN264♠♣6=+0
+3.3Round 14🇫🇷 FRANCE194♥♠3+1+0
+3.1Round 3🇺🇸 USA214♥♣Q=+0
+3.1Round 6🇹🇼 CHINESE TAIPEI272♥♦3-2+5
+3.0Round 11🇳🇿 NEW ZEALAND91NT♣6-1+5
+3.0Round 19🇦🇹 AUSTRIA83♥♦5=+7
+2.8Round 16🇦🇺 AUSTRALIA154♣♥T=+0
+2.5Round 6🇹🇼 CHINESE TAIPEI233♥♦A-1-9
+2.4Round 3🇺🇸 USA263NT♦5+2-12
+2.4Round 10🇦🇷 ARGENTINA232NT♣7=+10
+2.4Round 18🇸🇪 SWEDEN255♦x♠9-1+0
+2.3Round 3🇺🇸 USA223NT♥T-1+6
+2.3Round 10🇦🇷 ARGENTINA282♠♣7+1+0
+2.3Round 11🇳🇿 NEW ZEALAND102♥♣7+2+15
+2.3Round 15🇪🇬 EGYPT64♥♣3-1-5
+2.2Round 18🇸🇪 SWEDEN284♥♠5+1+0
+2.1Round 14🇫🇷 FRANCE244♣♠K=+0
+2.1Round 15🇪🇬 EGYPT14♥♦A=-1
+2.0Round 2🇳🇱 NETHERLANDS282♠♥6=+0
+2.0Round 11🇳🇿 NEW ZEALAND22♥♣9=+1
+2.0Round 12🇮🇹 ITALY185♦♠A=+0
+2.0Round 15🇪🇬 EGYPT31NT♦4-2-1
+1.9Round 4🇧🇩 BANGLADESH222♠♦T-2+0
+1.9Round 11🇳🇿 NEW ZEALAND11NT♣6=-7
+1.8Round 18🇸🇪 SWEDEN275♠x♦9-1+0
+1.8Round 19🇦🇹 AUSTRIA125♣♠4+1+10
+1.7Round 15🇪🇬 EGYPT133NT♦6-1+6
+1.6Round 14🇫🇷 FRANCE203NT♠6+1+4
+1.5Round 19🇦🇹 AUSTRIA104♠♦T+2-17
+1.3Round 3🇺🇸 USA2103NT♠7+1+13
+1.3Round 8🇩🇰 DENMARK252♠♣6-3+0
+1.3Round 18🇸🇪 SWEDEN223NT♠6+2+1
+1.2Round 10🇦🇷 ARGENTINA273NT♥5-3+6
+1.2Round 12🇮🇹 ITALY262NT♥Q-1+0
+1.1Round 12🇮🇹 ITALY164♠♥K=-1
+1.0Round 3🇺🇸 USA244♥♠T+3+2
+1.0Round 3🇺🇸 USA272♥♥8+2+8
+1.0Round 7🇨🇦 CANADA11NT♦Q-2+0
+1.0Round 12🇮🇹 ITALY274♥♠Q+1-11
+1.0Round 14🇫🇷 FRANCE161NT♥A+2+1
+1.0Round 14🇫🇷 FRANCE282♠♦8+1+0
+1.0Round 15🇪🇬 EGYPT126♠♦A=+0
+1.0Round 20🇵🇱 POLAND244♥♣9+1+1
+1.0Round 20🇵🇱 POLAND254♠♦Q+2+11
+0.9Round 2🇳🇱 NETHERLANDS231NT♣3+1+0
+0.9Round 4🇧🇩 BANGLADESH234♠♣6=+13
+0.8Round 11🇳🇿 NEW ZEALAND64♥♠6-1+5
+0.8Round 18🇸🇪 SWEDEN163♣♣2-1-1
+0.7Round 12🇮🇹 ITALY194♠♥A=+3
+0.7Round 19🇦🇹 AUSTRIA52♥♣K=+0
+0.7Round 20🇵🇱 POLAND193♣♦J-2-1
+0.6Round 2🇳🇱 NETHERLANDS162NT♠T-2+5
+0.6Round 7🇨🇦 CANADA122♦♦3+1+5
+0.5Round 10🇦🇷 ARGENTINA183♦♥A-1-2
+0.5Round 14🇫🇷 FRANCE153NT♠7+2+1
+0.5Round 18🇸🇪 SWEDEN243♥♣5-1-4
+0.5Round 22🇨🇳 CHINA214♠♥Q+1+0
+0.4Round 11🇳🇿 NEW ZEALAND33NT♥2-1+10
+0.3Round 6🇹🇼 CHINESE TAIPEI182♦♣K=-1
+0.3Round 8🇩🇰 DENMARK194♠♣5+1+0
+0.3Round 11🇳🇿 NEW ZEALAND71NTx♣A-1+2
+0.3Round 14🇫🇷 FRANCE233NT♣3+2+0
+0.2Round 4🇧🇩 BANGLADESH173NT♠5+1+1
+0.2Round 8🇩🇰 DENMARK273♥♦8=-7
+0.2Round 10🇦🇷 ARGENTINA263NT♣2=+1
+0.2Round 15🇪🇬 EGYPT81NT♣5-1+3
+0.2Round 20🇵🇱 POLAND152♥♠A+1+1
+0.1Round 2🇳🇱 NETHERLANDS184♥♠6+2+13
+0.1Round 8🇩🇰 DENMARK282♠♦3=+0
+0.1Round 18🇸🇪 SWEDEN183♣♠K+1+0
-0.0Round 2🇳🇱 NETHERLANDS193NT♦T+3+11
-0.0Round 6🇹🇼 CHINESE TAIPEI153♠♥A+1-6
+0.0Round 12🇮🇹 ITALY204♠♥A+1+13
-0.0Round 20🇵🇱 POLAND202♥♠3+3-10
+0.0Round 22🇨🇳 CHINA224♠♥K-1+8
-0.0Round 22🇨🇳 CHINA272♠♣K+4+6
-0.1Round 4🇧🇩 BANGLADESH273♥♦Q-1-6
-0.1Round 6🇹🇼 CHINESE TAIPEI253NT♠Q=+1
-0.1Round 7🇨🇦 CANADA33NT♠5+2+0
-0.1Round 12🇮🇹 ITALY224♠♥J=+1
-0.1Round 14🇫🇷 FRANCE222♠♥T=-1
-0.1Round 15🇪🇬 EGYPT104♠♦4+1+0
-0.2Round 4🇧🇩 BANGLADESH163NT♥7=+0
-0.2Round 10🇦🇷 ARGENTINA164♠♥J+1-11
-0.2Round 18🇸🇪 SWEDEN177♣♣8=+2
-0.2Round 19🇦🇹 AUSTRIA145♣♠K-1-2
-0.3Round 3🇺🇸 USA253NT♣3+2+0
-0.3Round 8🇩🇰 DENMARK234♠♦2=-1
-0.3Round 20🇵🇱 POLAND233NT♠7+2+0
-0.4Round 2🇳🇱 NETHERLANDS223NT♥7+2+11
-0.4Round 7🇨🇦 CANADA114♠♥K-1-4
-0.5Round 8🇩🇰 DENMARK202♠♠3=+5
-0.5Round 14🇫🇷 FRANCE214♠♣T=+0
-0.5Round 15🇪🇬 EGYPT93♠♥A-1-2
-0.5Round 22🇨🇳 CHINA154♥♣6=-1
-0.6Round 2🇳🇱 NETHERLANDS176NT♥3-1-14
-0.6Round 12🇮🇹 ITALY174♠♣7+1+0
-0.6Round 19🇦🇹 AUSTRIA73♦♣K+1+10
-0.6Round 20🇵🇱 POLAND214♥♠A+1+13
-0.6Round 20🇵🇱 POLAND264♠♥3+1+0
-0.7Round 7🇨🇦 CANADA93♥♣8=-8
-0.7Round 8🇩🇰 DENMARK173NT♠A-3-2
-0.7Round 11🇳🇿 NEW ZEALAND133♠♣7+1-1
-0.7Round 16🇦🇺 AUSTRALIA184♥♠T-1-5
-0.8Round 8🇩🇰 DENMARK223NT♣K+1+0
-0.8Round 12🇮🇹 ITALY212♦♦6=+2
-0.8Round 12🇮🇹 ITALY253NT♣4+2+0
-0.9Round 8🇩🇰 DENMARK262♥♣K=+1
-0.9Round 10🇦🇷 ARGENTINA172♦♣3=-2
-0.9Round 19🇦🇹 AUSTRIA23NT♠5=-1
-1.0Round 2🇳🇱 NETHERLANDS263NT♦J+1+0
-1.0Round 4🇧🇩 BANGLADESH254♣♠A-2-9
-1.0Round 6🇹🇼 CHINESE TAIPEI173♥♦A=+1
-1.0Round 12🇮🇹 ITALY233♠♣K-1-1
-1.0Round 15🇪🇬 EGYPT72♥♥5+3+9
-1.0Round 22🇨🇳 CHINA173♠♥A-2-8
-1.1Round 7🇨🇦 CANADA71NT♠4+1+0
-1.1Round 19🇦🇹 AUSTRIA32NT♥Q=-11
-1.2Round 4🇧🇩 BANGLADESH203♠♥3-1+0
-1.2Round 20🇵🇱 POLAND224♥♦9+1+0
-1.3Round 14🇫🇷 FRANCE272♠♦2+1+0
-1.3Round 15🇪🇬 EGYPT54♥♦Q+1-1
-1.3Round 15🇪🇬 EGYPT144♥♣A=+1
-1.3Round 19🇦🇹 AUSTRIA43♦♣9+2+15
-1.4Round 11🇳🇿 NEW ZEALAND43NT♦J=-3
-1.4Round 22🇨🇳 CHINA203♣♦J=-6
-1.5Round 16🇦🇺 AUSTRALIA234♥♣J+2+13
-1.6Round 2🇳🇱 NETHERLANDS274♠♦Q+2-1
-1.6Round 19🇦🇹 AUSTRIA134♠♥5+1+0
-1.6Round 20🇵🇱 POLAND161NT♠6=+1
-1.7Round 12🇮🇹 ITALY152♥♥T+1-1
-1.8Round 4🇧🇩 BANGLADESH242♠♦J+2-1
-1.9Round 8🇩🇰 DENMARK243♥♥Q-1-4
-1.9Round 20🇵🇱 POLAND173NT♠6+4+10
-2.0Round 7🇨🇦 CANADA103NT♠2=+0
-2.0Round 16🇦🇺 AUSTRALIA204♥♣9+1+13
-2.0Round 18🇸🇪 SWEDEN205♦x♠T-1+7
-2.1Round 2🇳🇱 NETHERLANDS213♥♠A+1+8
-2.1Round 8🇩🇰 DENMARK154♠♣K+1-8
-2.1Round 19🇦🇹 AUSTRIA14♥♣3=+0
-2.4Round 7🇨🇦 CANADA53NT♠J+1-1
-2.4Round 20🇵🇱 POLAND282♠♣A-3-1
-2.6Round 3🇺🇸 USA2142♠♣3+3+6
-2.7Round 16🇦🇺 AUSTRALIA172♠♦6+1-7
-2.8Round 16🇦🇺 AUSTRALIA213♦♠K=-6
-2.8Round 16🇦🇺 AUSTRALIA225♦x♣K=-4
-3.0Round 12🇮🇹 ITALY283♥♦A+1-7
-3.1Round 16🇦🇺 AUSTRALIA162♦♠4-2-2
-3.2Round 11🇳🇿 NEW ZEALAND144♦♠3+1-4
-3.3Round 3🇺🇸 USA293♣♥4-1-6
-3.4Round 7🇨🇦 CANADA24♥♦2+2-14
-3.5Round 22🇨🇳 CHINA243♣♠K-1+2
-3.6Round 8🇩🇰 DENMARK214♠♣8+2-1
-3.7Round 10🇦🇷 ARGENTINA214♠♣8=+0
-4.0Round 6🇹🇼 CHINESE TAIPEI263♥♣4-2-3
-4.0Round 10🇦🇷 ARGENTINA155♥x♦A+1+2
-4.1Round 2🇳🇱 NETHERLANDS253♠♥A-1-5
-4.3Round 11🇳🇿 NEW ZEALAND53NT♠5-2-6
-4.4Round 14🇫🇷 FRANCE184♥♦K=+0
-4.5Round 8🇩🇰 DENMARK182♥♣8=-6
-4.6Round 3🇺🇸 USA2124♠♦K-1-10
-4.7Round 18🇸🇪 SWEDEN214♥♦6=-3
-4.9Round 7🇨🇦 CANADA144♥♣3=-8
-5.0Round 4🇧🇩 BANGLADESH264♥♣3=-9
-5.0Round 6🇹🇼 CHINESE TAIPEI283NT♠5+2-1
-5.4Round 2🇳🇱 NETHERLANDS245♦♣3+2-8
-5.4Round 22🇨🇳 CHINA163NT♥K-2-13
-5.6Round 10🇦🇷 ARGENTINA243NT♠6-2-6
-5.8Round 10🇦🇷 ARGENTINA224♠♠4=+1
-5.8Round 12🇮🇹 ITALY246♥♣K+1-11
-6.3Round 15🇪🇬 EGYPT113NT♦6=-3
-6.3Round 19🇦🇹 AUSTRIA94♠♦K-2-13
-6.5Round 16🇦🇺 AUSTRALIA242♥x♦K-2-5
-6.8Round 16🇦🇺 AUSTRALIA196♠♦J=+11
-6.9Round 16🇦🇺 AUSTRALIA284♥♦7=-3
-7.0Round 16🇦🇺 AUSTRALIA262♠♥A-1-1
-7.1Round 11🇳🇿 NEW ZEALAND123NT♦K=+1
-7.1Round 14🇫🇷 FRANCE175♣♠A=-11
-7.2Round 18🇸🇪 SWEDEN196♠♦3=+11
-7.3Round 6🇹🇼 CHINESE TAIPEI192♥x♦3-2-9
-7.4Round 20🇵🇱 POLAND185♦x♠3-2-11
-7.5Round 2🇳🇱 NETHERLANDS203NT♣J=+1
-7.7Round 22🇨🇳 CHINA264♥♦K-1-12
-7.8Round 22🇨🇳 CHINA235♠♣A-1-6
-8.3Round 4🇧🇩 BANGLADESH155♥♦Q-1+2
-9.5Round 6🇹🇼 CHINESE TAIPEI212♣♥6=-10
-10.1Round 18🇸🇪 SWEDEN154♥♣J-1-11
-10.7Round 4🇧🇩 BANGLADESH182♠♥K=-14
-11.5Round 10🇦🇷 ARGENTINA204♠♠Q-1-12