🇭🇰 CHIU Karic · CHINA HONG KONG

116rank
-96.4Butler · 256 bds
-0.38per board
±4.5swing
-0.38vs par /bd · #107/135
-0.38adjusted /bd
Butler per round: 3.2 -30.5 13.3 -1.4 22.1 1.4 -41 -32.3 5.7 -36.5 24.1 13.9 -33.9 -8.5 1.1 2.9by round

vs par split: bidding -0.13 · play -0.21

Strength of schedule: opponents averaged -0.00/bd (an average draw) → opponent-adjusted -0.38/bd

Card play — on target: opening leads 87.5% #3 of 135 · declarer play 66.7% #114 of 135 · defence 86.3% #64 of 135

Card play by contract type — on target
vs NTvs a suit
Opening leads85.0% (20)88.9% (36)
Declarer play58.8% (17)69.4% (49)
Defence87.8% (41)85.5% (83)

Opening leads by suit led: ♠ 82.4% (17) · ♥ 100.0% (11) · ♦ 77.8% (9) · ♣ 89.5% (19)

vs par by strain: NT +0.33 (76) · a suit -0.63 (178)

vs par by level: part-score +0.42 (87) · game -0.66 (151) · slam -1.56 (16)

By role: declaring -0.49/bd (-2.89 vs par · 131) · defending -0.25/bd (+2.26 vs par · 125)

By vulnerability: vulnerable +0.19/bd (-0.50 vs par · 128) · not vulnerable -0.95/bd (-0.25 vs par · 128)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1V.LiD.Berkowitz – A.SontagOpen16+3.2+0.20-0.69
Round 2P.ChunB.Fallenius – M.NilslandOpen16-30.5-1.91-4.44
Round 4V.LiL.Poplilov – M.PoplilovOpen16+13.3+0.83-0.62
Round 6P.ChunD.Dolbel – D.HumphriesOpen16-1.4-0.09-0.44
Round 7V.LiP.Lagache – P.HamelOpen16+22.1+1.38+3.31
Round 8P.ChunP.Huang – C.ChangOpen16+1.4+0.09-1.25
Round 10V.LiM.Sun – Y.LiangOpen16-41.0-2.56+0.00
Round 11P.ChunH.Nielsen – K.BoesgaardOpen16-32.3-2.02-0.94
Round 13V.LiM.Pryor – D.MullerOpen16+5.7+0.36-0.44
Round 14P.ChunP.Bizon – M.SzymanowskiOpen16-36.5-2.28+0.50
Round 16V.LiA.Yamada – K.OhnoOpen16+24.1+1.51+1.69
Round 17P.ChunS.Robinson – P.BoydOpen16+13.9+0.87+1.25
Round 19V.LiN.Zorlu – H.AvciogluOpen16-33.9-2.12-1.12
Round 20P.ChunG.Astore – L.LigambiOpen16-8.5-0.53-2.00
Round 22V.LiM.Lebel – P.SouletOpen16+1.1+0.07-0.50
Round 23V.LiA.Braithwaite – A.De LiveraOpen16+2.9+0.18-0.31

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
+11.2Round 20🇮🇹 ITALY275♠x♥A-1+9
+10.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND133NT♥A+1+11
+10.7Round 4🇧🇬 BULGARIA184♠x♣8+1+13
+10.1Round 20🇮🇹 ITALY324♠x♣K=+10
+9.9Round 8🇹🇼 CHINESE TAIPEI255♦♥9-2+11
+9.5Round 6🇳🇿 NEW ZEALAND293NT♣7-1+6
+8.9Round 2🇸🇪 SWEDEN207♦♦8=+0
+8.9Round 23🇦🇺 AUSTRALIA53NT♠8=+0
+8.8Round 17🇺🇸 USA 1106♥♣10=+0
+8.3Round 6🇳🇿 NEW ZEALAND204♠♦J=+0
+7.9Round 7🇷🇪 REUNION133NTx♣K-2+12
+7.9Round 22🇫🇷 FRANCE183NT♠4-1+6
+7.7Round 10🇨🇳 CHINA294♠♥4=+10
+7.3Round 22🇫🇷 FRANCE216NT♣2-1+17
+7.2Round 6🇳🇿 NEW ZEALAND323NT♦K-1+11
+6.8Round 16🇯🇵 JAPAN215♣♥4-1+6
+6.8Round 22🇫🇷 FRANCE194♥♣J-1+10
+6.7Round 1🇺🇸 USA 283NT♠J+3-14
+6.6Round 1🇺🇸 USA 2105♦♠A-1+13
+6.3Round 11🇩🇰 DENMARK73♥♦A-1+0
+6.3Round 17🇺🇸 USA 1164♥♦10=+0
+6.2Round 16🇯🇵 JAPAN254♠♥K=+8
+6.2Round 20🇮🇹 ITALY203NT♠2+1+1
+5.6Round 1🇺🇸 USA 214♠♦A+2+2
+5.6Round 7🇷🇪 REUNION22♥♣J+2+10
+5.6Round 16🇯🇵 JAPAN183NT♥5=+0
+5.3Round 16🇯🇵 JAPAN233♣♣5-2+7
+5.1Round 4🇧🇬 BULGARIA294♠♥K=-1
+5.1Round 7🇷🇪 REUNION93NT♥10+1+0
+5.1Round 8🇹🇼 CHINESE TAIPEI196♠♦4+1-13
+4.8Round 14🇵🇱 POLAND303NT♠4=+7
+4.7Round 23🇦🇺 AUSTRALIA133♣x♣K-1+3
+4.3Round 1🇺🇸 USA 274♥♠5+1+0
+4.3Round 8🇹🇼 CHINESE TAIPEI173NT♥K-1+5
+4.3Round 17🇺🇸 USA 143NT♣4-2+8
+4.2Round 7🇷🇪 REUNION34♠♦Q=-1
+4.2Round 16🇯🇵 JAPAN314♥♣9=+0
+4.2Round 22🇫🇷 FRANCE245♠♠A=+4
+4.0Round 7🇷🇪 REUNION52♠♦2=+12
+3.9Round 11🇩🇰 DENMARK35♣♥K=+0
+3.8Round 11🇩🇰 DENMARK125♣x♥K-4-12
+3.7Round 7🇷🇪 REUNION82♥♦A=+6
+3.7Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND114♦♥A-2+8
+3.7Round 16🇯🇵 JAPAN173♥♣7-1+4
+3.6Round 4🇧🇬 BULGARIA225♦♠A-3+7
+3.4Round 2🇸🇪 SWEDEN183NT♠2-1+5
+3.4Round 10🇨🇳 CHINA314♥♠5-1+5
+3.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND162♠♥A+3+6
+3.4Round 16🇯🇵 JAPAN194♠♥J=+0
+3.3Round 7🇷🇪 REUNION143NT♥2-1+10
+3.2Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103NT♣6-2+8
+3.0Round 19🇹🇷 TURKEY33NT♥J+4+17
+2.9Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND43♥x♣10-2-15
+2.8Round 17🇺🇸 USA 184♥♦K=+11
+2.7Round 8🇹🇼 CHINESE TAIPEI293NT♠Q+3-13
+2.7Round 16🇯🇵 JAPAN261NT♠3=+5
+2.7Round 19🇹🇷 TURKEY104♥♠5-1+6
+2.7Round 23🇦🇺 AUSTRALIA44♠♣4-1+5
+2.6Round 7🇷🇪 REUNION102NT♣2+1+10
+2.5Round 8🇹🇼 CHINESE TAIPEI224♥♦7-2+6
+2.4Round 17🇺🇸 USA 1132♥♦A=+0
+2.2Round 4🇧🇬 BULGARIA213NT♥5=-1
+2.1Round 22🇫🇷 FRANCE262♠♣2+1+0
+2.0Round 16🇯🇵 JAPAN20Pass+3
+1.9Round 23🇦🇺 AUSTRALIA22♠♣K-1+5
+1.9Round 23🇦🇺 AUSTRALIA143NT♦5-1+10
+1.8Round 1🇺🇸 USA 2143NT♠8-1+10
+1.6Round 4🇧🇬 BULGARIA272♠♣A+1+1
+1.6Round 6🇳🇿 NEW ZEALAND232♥♥3+1+0
+1.6Round 14🇵🇱 POLAND203♥♦Q+1+1
+1.6Round 16🇯🇵 JAPAN246♠♣A=+0
+1.5Round 4🇧🇬 BULGARIA315♥♦2=+0
+1.5Round 23🇦🇺 AUSTRALIA163♠♣7=+4
+1.4Round 4🇧🇬 BULGARIA234♥♦3+1-13
+1.4Round 6🇳🇿 NEW ZEALAND191NT♠4+2-1
+1.4Round 6🇳🇿 NEW ZEALAND314♠♥Q+2+1
+1.4Round 17🇺🇸 USA 153NT♦10-2+13
+1.3Round 14🇵🇱 POLAND173♥♦Q-1+4
+1.3Round 17🇺🇸 USA 133♣♠K-1-2
+1.2Round 14🇵🇱 POLAND273NT♥3-1+5
+1.2Round 17🇺🇸 USA 162♦♣A+1+7
+1.1Round 10🇨🇳 CHINA322♥♠J-1-1
+1.1Round 17🇺🇸 USA 1123♦♥K+1+10
+1.0Round 2🇸🇪 SWEDEN193NT♠6=+0
+1.0Round 20🇮🇹 ITALY292♥♠2=+11
+0.9Round 1🇺🇸 USA 243NT♦5+3-13
+0.9Round 6🇳🇿 NEW ZEALAND251♠♥K+2+0
+0.9Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND84♠♣K+1+0
+0.9Round 22🇫🇷 FRANCE293NT♠Q+2+0
+0.8Round 2🇸🇪 SWEDEN244♠♥Q+1+0
+0.8Round 19🇹🇷 TURKEY161NT♣6+1+0
+0.7Round 14🇵🇱 POLAND325♠♦K=+0
+0.6Round 6🇳🇿 NEW ZEALAND285♦♣5=-1
+0.6Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND123♠♦A-1-1
+0.6Round 23🇦🇺 AUSTRALIA124♠♦4+2+1
+0.5Round 22🇫🇷 FRANCE234♥♦10+1+0
+0.4Round 4🇧🇬 BULGARIA262♥♠5=+6
+0.4Round 14🇵🇱 POLAND222♥♣J=+11
+0.3Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND32♠♥Q=+1
+0.3Round 20🇮🇹 ITALY174♥♦7+1+0
+0.3Round 20🇮🇹 ITALY182♦♣Q=+5
+0.3Round 22🇫🇷 FRANCE286NT♦J+1-11
+0.2Round 2🇸🇪 SWEDEN254♠♥5-1-5
+0.2Round 7🇷🇪 REUNION154♠♥10=-1
+0.2Round 10🇨🇳 CHINA283NT♠9+1+10
+0.1Round 1🇺🇸 USA 2162♦♠A+2+7
+0.1Round 6🇳🇿 NEW ZEALAND224♠♣7-1+5
+0.1Round 7🇷🇪 REUNION61NT♦3=+1
+0.1Round 8🇹🇼 CHINESE TAIPEI204♠♥Q+1+1
+0.1Round 17🇺🇸 USA 173NT♠8+3+1
+0.0Round 2🇸🇪 SWEDEN263NT♥3=+0
-0.0Round 2🇸🇪 SWEDEN294♥♣K=-1
-0.0Round 8🇹🇼 CHINESE TAIPEI234♥♣Q+3-12
-0.0Round 8🇹🇼 CHINESE TAIPEI323NT♠5+1+0
-0.0Round 19🇹🇷 TURKEY13NT♠5+2+1
-0.0Round 19🇹🇷 TURKEY114♠♥6=+0
+0.0Round 20🇮🇹 ITALY252♠♠K+2-1
+0.0Round 23🇦🇺 AUSTRALIA11NT♣6+1-1
-0.1Round 10🇨🇳 CHINA305♥♠8-1-2
-0.1Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND153♥♣J+1-1
-0.1Round 22🇫🇷 FRANCE304♠♣2=+0
-0.2Round 4🇧🇬 BULGARIA324♠♣3=+0
-0.2Round 6🇳🇿 NEW ZEALAND173♠♦9=+7
-0.2Round 7🇷🇪 REUNION114♥♥6-1-5
-0.2Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13♥♣3-1-4
-0.2Round 19🇹🇷 TURKEY53NT♣10+1+0
-0.2Round 23🇦🇺 AUSTRALIA66♠♥10=-11
-0.3Round 4🇧🇬 BULGARIA204♠♦4+1+0
-0.3Round 6🇳🇿 NEW ZEALAND183NT♠4+1+0
-0.3Round 7🇷🇪 REUNION124♥♣10-1+12
-0.3Round 14🇵🇱 POLAND293NT♣5+1-1
-0.3Round 23🇦🇺 AUSTRALIA95♠♣3=+12
-0.4Round 1🇺🇸 USA 291NT♠9=+1
-0.4Round 8🇹🇼 CHINESE TAIPEI303NT♥4+1+0
-0.4Round 22🇫🇷 FRANCE324♥♣2=+0
-0.5Round 10🇨🇳 CHINA174♥♣9=+0
-0.5Round 10🇨🇳 CHINA202♥♣5+1+0
-0.5Round 20🇮🇹 ITALY311NT♠6+1+0
-0.6Round 1🇺🇸 USA 234♠♥5+3-12
-0.6Round 4🇧🇬 BULGARIA253NT♠7+2-13
-0.6Round 8🇹🇼 CHINESE TAIPEI272♠♥5-2+0
-0.6Round 11🇩🇰 DENMARK43♦♣Q+2+10
-0.7Round 4🇧🇬 BULGARIA284♣♥A=+0
-0.7Round 14🇵🇱 POLAND214♠♠5=+0
-0.7Round 20🇮🇹 ITALY213NT♠J=+0
-0.7Round 20🇮🇹 ITALY304♥♠6+1+0
-0.7Round 23🇦🇺 AUSTRALIA32NT♠4-2-5
-0.9Round 6🇳🇿 NEW ZEALAND215♦♠6-1-8
-0.9Round 14🇵🇱 POLAND314♥♠10=+0
-0.9Round 17🇺🇸 USA 1144♥♠Q+1+0
-1.0Round 19🇹🇷 TURKEY93♦♠5=+1
-1.1Round 2🇸🇪 SWEDEN175♥♠2+1-1
-1.1Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND25♥♦A=+0
-1.1Round 17🇺🇸 USA 124♠♥A-1-5
-1.1Round 19🇹🇷 TURKEY151NT♥3+2-1
-1.1Round 20🇮🇹 ITALY284♠♦K+2-12
-1.2Round 1🇺🇸 USA 265♦♠K-1-6
-1.2Round 4🇧🇬 BULGARIA193♠♥6-1+8
-1.2Round 16🇯🇵 JAPAN283♣♠9=+0
-1.2Round 16🇯🇵 JAPAN294♠♥K+1+0
-1.3Round 1🇺🇸 USA 223NT♣8+2+0
-1.3Round 7🇷🇪 REUNION163NT♣6+1+0
-1.3Round 10🇨🇳 CHINA213NT♥5+4+10
-1.4Round 11🇩🇰 DENMARK163NT♦6=+0
-1.4Round 14🇵🇱 POLAND232♥♥3-4+5
-1.5Round 1🇺🇸 USA 2113♠♥K=-6
-1.5Round 6🇳🇿 NEW ZEALAND272♠♦7=+1
-1.5Round 11🇩🇰 DENMARK82♠♥2=+1
-1.6Round 11🇩🇰 DENMARK23♣♦A+1+0
-1.6Round 17🇺🇸 USA 193NT♠4=+0
-1.6Round 19🇹🇷 TURKEY143NT♠K+4+14
-1.7Round 11🇩🇰 DENMARK11NT♠2+2-1
-1.7Round 16🇯🇵 JAPAN276♥♦5=+0
-1.8Round 4🇧🇬 BULGARIA303NT♥4+2-11
-1.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND54♥♠10+1+0
-1.9Round 2🇸🇪 SWEDEN322♠♣5=+0
-2.0Round 1🇺🇸 USA 2122♥♦7=-6
-2.2Round 11🇩🇰 DENMARK5Pass-12
-2.2Round 17🇺🇸 USA 113♥♠3-1-4
-2.3Round 8🇹🇼 CHINESE TAIPEI263♦♠A-1-1
-2.3Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND143NT♥2=+1
-2.4Round 11🇩🇰 DENMARK95♣♥K-2-6
-2.4Round 16🇯🇵 JAPAN223NT♣8+1+0
-2.5Round 1🇺🇸 USA 251NT♥4-2+0
-2.5Round 8🇹🇼 CHINESE TAIPEI213♥♠8=-1
-2.5Round 11🇩🇰 DENMARK104♠♥5-4-5
-2.8Round 1🇺🇸 USA 2152♠♦A=+0
-2.8Round 2🇸🇪 SWEDEN213♥♠A-1-6
-2.8Round 10🇨🇳 CHINA264♥♠A=+0
-2.9Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND62♠♣2-2-7
-2.9Round 14🇵🇱 POLAND193♣♥K=+5
-3.0Round 2🇸🇪 SWEDEN313♥♠A=-6
-3.0Round 22🇫🇷 FRANCE253♠♥Q+1-10
-3.0Round 22🇫🇷 FRANCE273NT♠J=+0
-3.0Round 23🇦🇺 AUSTRALIA73♠♥8=+0
-3.1Round 7🇷🇪 REUNION43♣♥A+2-1
-3.1Round 8🇹🇼 CHINESE TAIPEI183♠♣K-1+2
-3.1Round 16🇯🇵 JAPAN324♠♥6=-1
-3.1Round 19🇹🇷 TURKEY22♦♣9-1-5
-3.2Round 23🇦🇺 AUSTRALIA102♠♥A+1-10
-3.3Round 4🇧🇬 BULGARIA172♥♦10-1+2
-3.3Round 8🇹🇼 CHINESE TAIPEI316NT♠9=+0
-3.3Round 19🇹🇷 TURKEY42♥♦9=-11
-3.4Round 8🇹🇼 CHINESE TAIPEI284♠♣J=-3
-3.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND74♥♠A-2-8
-3.4Round 14🇵🇱 POLAND185♣♠A=+2
-3.6Round 20🇮🇹 ITALY244♥♦8-2-5
-3.8Round 23🇦🇺 AUSTRALIA114♥♣6-3-7
-3.8Round 23🇦🇺 AUSTRALIA152♥♦K=-6
-3.9Round 10🇨🇳 CHINA233NT♠5=+2
-3.9Round 11🇩🇰 DENMARK133♠♠3=+8
-4.2Round 17🇺🇸 USA 1154♥♠Q+2-14
-4.3Round 19🇹🇷 TURKEY133NT♥3-3-9
-4.3Round 22🇫🇷 FRANCE174♠x♥J-2-11
-4.3Round 23🇦🇺 AUSTRALIA84♥♦K-2-5
-4.4Round 22🇫🇷 FRANCE203NT♥9+3-13
-4.5Round 22🇫🇷 FRANCE224♥♦A=+0
-4.6Round 11🇩🇰 DENMARK142♥♦8-2+0
-4.7Round 7🇷🇪 REUNION15♦x♠K-1-6
-4.8Round 6🇳🇿 NEW ZEALAND263♠♣K+1+1
-4.9Round 10🇨🇳 CHINA223♠♥Q=-1
-5.0Round 7🇷🇪 REUNION72♠♥J=-6
-5.1Round 4🇧🇬 BULGARIA244♥♠A-1-8
-5.3Round 14🇵🇱 POLAND243NT♠4+1-1
-5.3Round 19🇹🇷 TURKEY72♥♥K=-12
-5.8Round 17🇺🇸 USA 1114♥x♦K-2-5
-5.8Round 19🇹🇷 TURKEY123NT♣J=-7
-6.1Round 11🇩🇰 DENMARK67♠♥3=+0
-6.2Round 10🇨🇳 CHINA274♥♣K+2-11
-6.3Round 2🇸🇪 SWEDEN275♣♠A-1-10
-6.6Round 2🇸🇪 SWEDEN304♣♠3-2-11
-6.8Round 10🇨🇳 CHINA197NT♥6=+0
-6.8Round 20🇮🇹 ITALY223NT♠J-3-14
-6.9Round 19🇹🇷 TURKEY63NT♥10-2-5
-7.0Round 20🇮🇹 ITALY234♠♥4-1-12
-7.2Round 2🇸🇪 SWEDEN283NT♦2+2-13
-7.4Round 14🇵🇱 POLAND253♦♣A-4-2
-7.6Round 8🇹🇼 CHINESE TAIPEI246♥♠Q=-2
-7.6Round 10🇨🇳 CHINA184♠x♣5-2-12
-7.7Round 2🇸🇪 SWEDEN225NT♠10-2-11
-7.8Round 16🇯🇵 JAPAN302♥x♠9-2-5
-7.8Round 19🇹🇷 TURKEY83NT♠2=-7
-8.0Round 6🇳🇿 NEW ZEALAND306♥♠6-1-11
-8.2Round 2🇸🇪 SWEDEN233NT♠4-1-12
-8.2Round 11🇩🇰 DENMARK112♥x♦A-2-9
-8.3Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND94♠♦10=-6
-8.3Round 20🇮🇹 ITALY264♥♠3=-13
-8.9Round 20🇮🇹 ITALY194♥x♠5-1-11
-9.2Round 22🇫🇷 FRANCE314♠x♦2-3+0
-9.3Round 10🇨🇳 CHINA255♣♥5-1-10
-9.5Round 10🇨🇳 CHINA243NT♠5=+0
-9.6Round 11🇩🇰 DENMARK156♦♣7=+11
-10.5Round 1🇺🇸 USA 2136♣♣8=+13
-10.5Round 14🇵🇱 POLAND284♥♦J-1-13
-13.7Round 14🇵🇱 POLAND263NTx♥6-2-15
-16.7Round 6🇳🇿 NEW ZEALAND246♠x♥K-6-18