🇨🇳 JIN Kai · CHINA

22rank
+102.1Butler · 196 bds
+0.52per board
±4.3swing
-0.14vs par /bd · #64/109
+0.48adjusted /bd
Butler per round: 13.4 7.1 0.4 -12.6 8.4 22.2 -3.4 -4.4 31.2 12.8 30.1 -11.3 19.1 -10.9by round

vs par split: bidding -0.33 · play +0.19

Strength of schedule: opponents averaged -0.04/bd (an average draw) → opponent-adjusted +0.48/bd

Card play — on target: opening leads 72.7% #93 of 109 · declarer play 76.7% #35 of 109 · defence 87.4% #17 of 109

Bidding activity — not a pass: 44.9% #34 of 109 (257/572)

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (16)71.4% (28)
Declarer play83.3% (12)75.0% (48)
Defence78.6% (28)91.0% (67)

Opening leads by suit led: ♠ 69.2% (13) · ♥ 88.9% (9) · ♦ 66.7% (18) · ♣ 75.0% (4)

vs par by strain: NT +1.18 (60) · a suit -0.72 (136)

vs par by level: part-score +0.19 (63) · game +0.49 (119) · slam -6.93 (14)

By role: declaring +0.49/bd (-2.83 vs par · 101) · defending +0.55/bd (+2.73 vs par · 95)

By vulnerability: vulnerable +1.03/bd (+0.26 vs par · 98) · not vulnerable +0.01/bd (-0.53 vs par · 98)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1C.ZhuS.Ng – L.FungOpen14+13.4+0.96-0.21
Round 2C.ZhuK.Siew – D.LeeOpen14+7.1+0.51+0.29
Round 4C.ZhuZ.Ferov – D.LazarovOpen14+0.4+0.03-1.50
Round 5C.ZhuD.De Wit – E.VandewieleClosed14-12.6-0.90-0.93
Round 6C.ZhuI.Zufic – K.StefanecOpen14+8.4+0.60+1.07
Round 8C.ZhuP.Bedouet – C.DeheegerClosed14+22.2+1.59-1.07
Round 9C.ZhuG.Freimanis – G.FalconerClosed14-3.4-0.24+0.21
Round 10C.ZhuJ.Patreuha – M.SobczakClosed14-4.4-0.31-1.71
Round 12C.ZhuP.Das – S.KarOpen14+31.2+2.23+1.14
Round 13C.ZhuH.Huang – H.GuoClosed14+12.8+0.91+0.50
Round 14C.ZhuK.Rockoff – D.WeissClosed14+30.1+2.15+1.43
Round 16C.ZhuM.Maasik – K.PruulClosed14-11.3-0.81-1.21
Round 17C.ZhuJ.Coenen – A.LucassenClosed14+19.1+1.36+2.14
Round 18C.ZhuA.Ezion – L.UrmanOpen14-10.9-0.78-2.07

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
+14.1Round 12🇮🇳 INDIA185♥x♠Q-4+15
+10.6Round 14🇺🇸 USA1205♥♠8-1+13
+10.5Round 10🇵🇱 POLAND213NT♦7+1+13
+10.1Round 12🇮🇳 INDIA264♠♦A=+0
+9.9Round 6🇭🇷 CROATIA164♠♣2+3+17
+9.4Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND24♠x♥T+1+8
+9.4Round 14🇺🇸 USA1236♦♠4=+0
+9.1Round 2🇸🇬 SINGAPORE156♠♥K=-13
+8.4Round 8🇫🇷 FRANCE203♦♥5+1+0
+8.3Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND53NT♥2=-2
+7.8Round 8🇫🇷 FRANCE223NT♥5-3+10
+7.5Round 12🇮🇳 INDIA254♥♣3-1+6
+7.2Round 16🇱🇻 LATVIA284♠♥K-1+10
+7.1Round 1🇭🇰 HONG KONG CHINA32♥♣J+1+15
+6.9Round 17🇳🇱 NETHERLANDS65♦x♠7-2+5
+6.9Round 18🇮🇱 ISRAEL213NT♦K=-1
+6.8Round 14🇺🇸 USA1276♠♦Q=+12
+6.1Round 1🇭🇰 HONG KONG CHINA124♠♥T=+0
+5.9Round 4🇧🇬 BULGARIA244♠♣K=+0
+5.8Round 14🇺🇸 USA1256♠♣A+1-11
+5.7Round 1🇭🇰 HONG KONG CHINA53NT♠4+2+2
+5.5Round 6🇭🇷 CROATIA261NT♠5-1+5
+5.3Round 4🇧🇬 BULGARIA224♠♥A+1+0
+5.3Round 17🇳🇱 NETHERLANDS33NT♠4-1+6
+5.2Round 8🇫🇷 FRANCE284♥♦A-2+6
+5.2Round 17🇳🇱 NETHERLANDS145♠x♥A-1+9
+4.7Round 14🇺🇸 USA1284♠♥J-1+10
+4.6Round 6🇭🇷 CROATIA283NT♦T+1+11
+4.4Round 4🇧🇬 BULGARIA154♠♦9-1+10
+4.4Round 6🇭🇷 CROATIA172♠♦2+2+6
+4.3Round 8🇫🇷 FRANCE196♣♠7=-12
+4.2Round 14🇺🇸 USA1165♠♦6=+13
+4.0Round 13🇹🇼 CHINESE TAIPEI71NT♦5-1+6
+3.9Round 17🇳🇱 NETHERLANDS54♣♥K-1+8
+3.8Round 1🇭🇰 HONG KONG CHINA114♠♦3-1+4
+3.8Round 12🇮🇳 INDIA232♥♥5-3+5
+3.6Round 10🇵🇱 POLAND223♥♣8-2+3
+3.6Round 16🇱🇻 LATVIA253♣♠9=+0
+3.4Round 6🇭🇷 CROATIA242NT♦2=+0
+3.3Round 12🇮🇳 INDIA284♥♦6+1+0
+3.2Round 12🇮🇳 INDIA153♠♥J-1+4
+3.2Round 13🇹🇼 CHINESE TAIPEI103NT♦4-1+12
+3.2Round 18🇮🇱 ISRAEL192♠♥J-1+6
+3.1Round 17🇳🇱 NETHERLANDS114♣♦K=+0
+3.0Round 5🇧🇪 BELGIUM23NT♦2-2+6
+2.9Round 5🇧🇪 BELGIUM32♣♠A+1+6
+2.9Round 6🇭🇷 CROATIA234♦♦6=+0
+2.9Round 8🇫🇷 FRANCE162♠♥3-1+5
+2.9Round 10🇵🇱 POLAND154♥♣9-1+5
+2.9Round 10🇵🇱 POLAND284♠♦T-2+0
+2.9Round 18🇮🇱 ISRAEL181NT♠9-2-1
+2.8Round 1🇭🇰 HONG KONG CHINA72NT♠Q-1+5
+2.8Round 2🇸🇬 SINGAPORE274♠♦K=+0
+2.8Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND123NT♦2+3+1
+2.8Round 13🇹🇼 CHINESE TAIPEI62♥♥J-2+2
+2.7Round 6🇭🇷 CROATIA214♥♠3-1+5
+2.7Round 8🇫🇷 FRANCE254♣♦J-1-8
+2.7Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND143♠♦J=-7
+2.7Round 10🇵🇱 POLAND164♥♠J-1-1
+2.6Round 1🇭🇰 HONG KONG CHINA105♦♠Q-2+8
+2.5Round 4🇧🇬 BULGARIA234♠♦J+2-13
+2.5Round 13🇹🇼 CHINESE TAIPEI33NT♣6+1+0
+2.4Round 4🇧🇬 BULGARIA213NT♦A-2+0
+2.4Round 5🇧🇪 BELGIUM13NT♥A+2+2
+2.3Round 18🇮🇱 ISRAEL233NT♥8=-1
+2.2Round 5🇧🇪 BELGIUM133NT♥J+2+13
+2.2Round 8🇫🇷 FRANCE214♠♣K=+3
+2.2Round 17🇳🇱 NETHERLANDS83NT♠2=+3
+2.0Round 13🇹🇼 CHINESE TAIPEI124♥♦4-1-6
+1.9Round 1🇭🇰 HONG KONG CHINA44♠♣A+1+0
+1.9Round 8🇫🇷 FRANCE154♥♣J=-1
+1.8Round 8🇫🇷 FRANCE185♦x♥6-2+0
+1.8Round 10🇵🇱 POLAND191NT♦4+3+1
+1.7Round 16🇱🇻 LATVIA274♠♣6=-1
+1.5Round 2🇸🇬 SINGAPORE262NT♦K=+9
+1.5Round 13🇹🇼 CHINESE TAIPEI43NT♠J+3+1
+1.4Round 6🇭🇷 CROATIA223NT♦4=+0
+1.4Round 13🇹🇼 CHINESE TAIPEI13♦♠3-2+1
+1.3Round 6🇭🇷 CROATIA185♣♦Q=-2
+1.3Round 14🇺🇸 USA1213NT♥4+3+1
+1.3Round 16🇱🇻 LATVIA171NT♣2+1+7
+1.1Round 5🇧🇪 BELGIUM42♥♦Q+1+0
+0.9Round 10🇵🇱 POLAND253NT♣J+2+1
+0.9Round 16🇱🇻 LATVIA203NT♦A+3+1
+0.8Round 13🇹🇼 CHINESE TAIPEI21♠♣Q=+8
+0.8Round 16🇱🇻 LATVIA194♠♦Q+1+0
+0.7Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND12♠♦K+1+0
+0.7Round 10🇵🇱 POLAND233NT♠T+1+1
+0.6Round 4🇧🇬 BULGARIA272♣x♦K-1-1
+0.6Round 13🇹🇼 CHINESE TAIPEI84♠♥7+2-11
+0.5Round 2🇸🇬 SINGAPORE163NT♠2+4+15
+0.5Round 2🇸🇬 SINGAPORE183NT♠2+1+10
+0.5Round 2🇸🇬 SINGAPORE193♦♠A=-1
+0.5Round 17🇳🇱 NETHERLANDS93♠♣K=+6
+0.4Round 6🇭🇷 CROATIA273NT♠A=+0
+0.4Round 12🇮🇳 INDIA174♠♦5=+0
+0.3Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND93♠♣K=+0
+0.3Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND133NT♠4+1+1
+0.2Round 2🇸🇬 SINGAPORE243NT♠7+2+0
+0.2Round 2🇸🇬 SINGAPORE284♠♦4+2-13
+0.2Round 4🇧🇬 BULGARIA203NT♠Q+1+0
+0.2Round 14🇺🇸 USA1183NT♥6+1+0
+0.1Round 4🇧🇬 BULGARIA184♠♣T+1+0
+0.1Round 12🇮🇳 INDIA214♠♦3=+1
+0.0Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND113NT♥7+1+10
+0.0Round 12🇮🇳 INDIA204♥♠A+1+0
+0.0Round 14🇺🇸 USA1193♦♣9=-1
+0.0Round 17🇳🇱 NETHERLANDS103NT♥8+1+0
-0.1Round 2🇸🇬 SINGAPORE234♥♣K+2+13
-0.1Round 12🇮🇳 INDIA242♣♣A=+1
-0.1Round 16🇱🇻 LATVIA152♠♣4-1+1
-0.2Round 4🇧🇬 BULGARIA164♠♣4=-1
-0.2Round 13🇹🇼 CHINESE TAIPEI142♣♣4=+0
-0.3Round 1🇭🇰 HONG KONG CHINA143♠♦2+1+6
-0.3Round 5🇧🇪 BELGIUM96♣♠T-2+0
-0.3Round 13🇹🇼 CHINESE TAIPEI113♥♣T=+7
-0.3Round 18🇮🇱 ISRAEL264♥♠5+1+1
-0.4Round 4🇧🇬 BULGARIA251NT♥6+1-1
-0.4Round 8🇫🇷 FRANCE174♥♦5+1+0
-0.4Round 17🇳🇱 NETHERLANDS123NT♣6+1+0
-0.5Round 1🇭🇰 HONG KONG CHINA24♥♦K+1-13
-0.5Round 2🇸🇬 SINGAPORE253NT♠T+2-10
-0.5Round 6🇭🇷 CROATIA154♠♥6+1+0
-0.5Round 8🇫🇷 FRANCE274♥♣3+2-1
-0.5Round 18🇮🇱 ISRAEL173NT♣8+1-1
-0.6Round 14🇺🇸 USA1154♠♥6+1+0
-0.6Round 16🇱🇻 LATVIA214♠♥K+1+0
-0.6Round 17🇳🇱 NETHERLANDS134♥♦K+1+0
-0.7Round 1🇭🇰 HONG KONG CHINA14♠♦2+1+0
-0.7Round 14🇺🇸 USA1243♥♠J-1-4
-0.8Round 5🇧🇪 BELGIUM64♥♦8-1-5
-0.9Round 13🇹🇼 CHINESE TAIPEI52♠♣T=-1
-0.9Round 17🇳🇱 NETHERLANDS74♥♣8=+1
-0.9Round 18🇮🇱 ISRAEL284♠♥Q=-1
-1.0Round 2🇸🇬 SINGAPORE213♥♣K=-6
-1.0Round 13🇹🇼 CHINESE TAIPEI134♥♥5=-1
-1.1Round 2🇸🇬 SINGAPORE203NT♦Q-1-6
-1.1Round 14🇺🇸 USA1263NT♠4=-1
-1.3Round 1🇭🇰 HONG KONG CHINA61NT♠3+1-7
-1.3Round 2🇸🇬 SINGAPORE172♠♥3-1-4
-1.3Round 10🇵🇱 POLAND244♠♥A+2-11
-1.3Round 18🇮🇱 ISRAEL221NT♦6+2-1
-1.3Round 18🇮🇱 ISRAEL254♥♠K+2-1
-1.5Round 4🇧🇬 BULGARIA283♣♦J-1-3
-1.5Round 5🇧🇪 BELGIUM54♠♦K=+0
-1.8Round 5🇧🇪 BELGIUM123♠♥9-2-7
-1.8Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND43♥♦A=+0
-1.8Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND84♥♦A+1+0
-1.8Round 17🇳🇱 NETHERLANDS13♣♠A+3-7
-1.8Round 17🇳🇱 NETHERLANDS42♠♦K-1-1
-1.9Round 10🇵🇱 POLAND204♥♠A-1-9
-2.1Round 5🇧🇪 BELGIUM72♠♣Q+1+0
-2.2Round 5🇧🇪 BELGIUM81NT♠9=-5
-2.2Round 8🇫🇷 FRANCE232♠♣3=-6
-2.2Round 16🇱🇻 LATVIA163NT♥4+2+1
-2.3Round 12🇮🇳 INDIA194♣♠K-1+3
-2.3Round 12🇮🇳 INDIA277♣♣4=+2
-2.5Round 17🇳🇱 NETHERLANDS25♠♥2=+0
-2.5Round 18🇮🇱 ISRAEL203NT♥4+1+1
-2.6Round 14🇺🇸 USA1224♥♦7-1-5
-2.7Round 1🇭🇰 HONG KONG CHINA95♠♦Q+1-9
-2.7Round 16🇱🇻 LATVIA223♠♦2=-1
-2.7Round 18🇮🇱 ISRAEL161NT♣5=+1
-2.8Round 4🇧🇬 BULGARIA193♠♦5=-1
-2.8Round 12🇮🇳 INDIA223♠♥6-1-10
-3.1Round 5🇧🇪 BELGIUM113NT♣6+1+0
-3.2Round 16🇱🇻 LATVIA236♥♦4+1-13
-3.4Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND64♥♦T+1+0
-3.6Round 13🇹🇼 CHINESE TAIPEI96♥♠T+1-11
-3.8Round 6🇭🇷 CROATIA254♣♠A-2+1
-3.8Round 12🇮🇳 INDIA166NT♥9+1-11
-4.2Round 2🇸🇬 SINGAPORE224♥♠T+1+10
-4.3Round 10🇵🇱 POLAND263♣♥4-1-5
-4.5Round 18🇮🇱 ISRAEL243♥♣3-2-11
-4.6Round 1🇭🇰 HONG KONG CHINA83♥♣3=-6
-4.8Round 16🇱🇻 LATVIA186♠♥7-3-12
-4.9Round 5🇧🇪 BELGIUM104♠♥Q-2-13
-4.9Round 8🇫🇷 FRANCE243NT♠Q-1-10
-5.3Round 10🇵🇱 POLAND173NT♦4-1-10
-5.7Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND73NT♠5+1+13
-5.9Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND102♦♣A+3-10
-5.9Round 16🇱🇻 LATVIA264♥♣J=+0
-6.0Round 18🇮🇱 ISRAEL154♥♠4-1-12
-6.2Round 18🇮🇱 ISRAEL274♠♥J=-8
-6.5Round 1🇭🇰 HONG KONG CHINA134♠♦7-2-8
-7.0Round 8🇫🇷 FRANCE263NT♦3+1-1
-7.3Round 16🇱🇻 LATVIA245♦♠A-1-10
-7.4Round 4🇧🇬 BULGARIA174♥♠4=+0
-7.5Round 5🇧🇪 BELGIUM144♥♣A-1-10
-7.9Round 10🇵🇱 POLAND276♣♠9=+0
-7.9Round 14🇺🇸 USA1173NT♦3+1-7
-8.7Round 4🇧🇬 BULGARIA263NT♠4+3-11
-9.3Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND33NT♣3-2-11
-9.7Round 10🇵🇱 POLAND185♣x♠A-2-12
-10.5Round 6🇭🇷 CROATIA196♥♠A-1-11
-13.3Round 6🇭🇷 CROATIA206♦♥7-2-17