🇦🇺 ZHANG Catherine (Runmei) · AUSTRALIA

67rank
+18.5Butler · 254 bds
+0.07per board
±4.6swing
+0.04vs par /bd · #77/140
-0.11adjusted /bd
Butler per round: 19.5 -10.9 -10.3 31 -15.1 31.1 -25.5 -17.6 2.7 -11 -0.5 -10.3 18.6 16.7 8.6 -8.5by round

vs par split: bidding -0.17 · play +0.20

Strength of schedule: opponents averaged -0.18/bd (an easy draw) → opponent-adjusted -0.11/bd

Card play — on target: opening leads 84.5% #32 of 140 · declarer play 77.8% #39 of 140 · defence 86.5% #51 of 140

Card play by contract type — on target
vs NTvs a suit
Opening leads87.0% (23)83.3% (48)
Declarer play68.2% (22)82.9% (41)
Defence81.4% (43)88.9% (90)

Opening leads by suit led: ♠ 76.5% (17) · ♥ 100.0% (20) · ♦ 81.8% (22) · ♣ 75.0% (12)

vs par by strain: NT -0.35 (78) · a suit +0.21 (176)

vs par by level: part-score +0.22 (100) · game +0.04 (139) · slam -1.20 (15)

By role: declaring -0.11/bd (-2.64 vs par · 121) · defending +0.24/bd (+2.47 vs par · 133)

By vulnerability: vulnerable +0.25/bd (+0.15 vs par · 127) · not vulnerable -0.10/bd (-0.07 vs par · 127)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2J.ThompsonR.Hinds – P.GreenidgeOpen16+19.5+1.22+1.12
Round 3J.ThompsonL.Grude – B.OigardenClosed16-10.9-0.68+0.25
Round 4J.ThompsonI.Levitina – C.GoldbergOpen16-10.3-0.64-1.38
Round 5J.ThompsonR.Walia – K.KumarClosed16+31.0+1.94+3.31
Round 8J.ThompsonK.Wenning – I.GromannOpen16-15.1-0.94-0.94
Round 9J.ThompsonC.Booth – L.FungOpen16+31.1+1.94+1.19
Round 10J.ThompsonL.Berthiaume – S.BlankOpen16-25.5-1.59-2.31
Round 12J.ThompsonA.Boughey – C.RichardsonClosed16-17.6-1.10-0.50
Round 13J.ThompsonK.Dufrat – J.ZmudaClosed16+2.7+0.17-1.44
Round 14J.ThompsonO.Kandolu – T.ElmasClosed16-11.0-0.69-0.19
Round 16J.ThompsonJ.Ran – Y.HuangClosed16-0.5-0.03-0.94
Round 17J.ThompsonN.Omar – M.HomsyOpen16-10.3-0.64+1.12
Round 20J.ThompsonA.Kshirsagar – B.DeyClosed14+18.6+1.33-0.21
Round 21J.ThompsonM.Yang – V.LiuOpen16+16.7+1.04-1.31
Round 22J.ThompsonG.Nabil – S.TeberOpen16+8.6+0.54+2.44
Round 23J.ThompsonM.Garateguy – M.IacapraroClosed16-8.5-0.53+0.38

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
+15.5Round 9🇭🇰 HONG KONG CHINA125♦x♥A-4+14
+12.1Round 17🇪🇬 EGYPT72♥x♣10+2+14
+11.9Round 21🇹🇼 CHINESE TAIPEI223NTx♠8-2+15
+11.1Round 12🇳🇿 NEW ZEALAND206♣♦A-1+12
+10.4Round 5🇦🇪 UAE104♥♦J-2+13
+10.3Round 22🇲🇦 MOROCCO116♥♠6-1+17
+9.7Round 5🇦🇪 UAE156♣♣6=+0
+9.5Round 13🇵🇱 POLAND132♦x♠K+1+11
+8.6Round 8🇩🇪 GERMANY205♠♦A+1+13
+8.6Round 9🇭🇰 HONG KONG CHINA24♠♦6-1+12
+8.6Round 22🇲🇦 MOROCCO154♠♣10-1+14
+8.4Round 20🇮🇳 INDIA32♥x♠A-4+4
+8.0Round 21🇹🇼 CHINESE TAIPEI283NT♠3=+3
+7.8Round 21🇹🇼 CHINESE TAIPEI213NT♣6-2+11
+7.7Round 22🇲🇦 MOROCCO84♥♠3+1+8
+7.6Round 14🇹🇷 TURKIYE314♥♥A=+7
+7.5Round 9🇭🇰 HONG KONG CHINA15♠x♦A-3+5
+7.4Round 20🇮🇳 INDIA83NT♠10-1+4
+7.3Round 13🇵🇱 POLAND74♠♥4=+3
+7.1Round 4🇺🇸 USA1203NT♠6-1+6
+6.8Round 2🇧🇧 BARBADOS183NT♥A=+7
+6.7Round 16🇨🇳 CHINA176♦♣A=+0
+6.5Round 20🇮🇳 INDIA145♣♥A=+0
+6.3Round 20🇮🇳 INDIA54♥♦7=+0
+6.0Round 9🇭🇰 HONG KONG CHINA103♠♦8=+6
+6.0Round 21🇹🇼 CHINESE TAIPEI204♠♥J=+0
+5.8Round 5🇦🇪 UAE143♠♠2=+14
+5.7Round 2🇧🇧 BARBADOS303NT♣2-1+5
+5.7Round 4🇺🇸 USA1293♦♥K=+0
+5.7Round 13🇵🇱 POLAND145♥x♠Q=-7
+5.6Round 17🇪🇬 EGYPT56♣♥10-1+14
+5.4Round 23🇦🇷 ARGENTINA223♠♥A+2-6
+5.3Round 9🇭🇰 HONG KONG CHINA84♠♣A-1+8
+5.1Round 8🇩🇪 GERMANY215♥♠A-2+2
+5.0Round 2🇧🇧 BARBADOS174♣♠K-1+5
+4.8Round 5🇦🇪 UAE22NT♦10-2+0
+4.6Round 12🇳🇿 NEW ZEALAND263♣x♥Q-1+8
+4.5Round 5🇦🇪 UAE122NT♥J=+7
+4.5Round 5🇦🇪 UAE165♠♥A-1+13
+4.5Round 20🇮🇳 INDIA14♣♦Q+1-2
+4.3Round 3🇳🇴 NORWAY44♠♦A-1+6
+4.3Round 9🇭🇰 HONG KONG CHINA33♠♣7-1+0
+4.3Round 14🇹🇷 TURKIYE172♥♦2+2+7
+4.2Round 3🇳🇴 NORWAY163NT♥K+1+4
+4.2Round 10🇨🇦 CANADA321NT♥K-1+10
+4.2Round 14🇹🇷 TURKIYE233NT♥A=-1
+4.1Round 23🇦🇷 ARGENTINA243♠♥K+2+7
+4.0Round 4🇺🇸 USA1286♦♥4=-2
+4.0Round 5🇦🇪 UAE84♠♥3-1+5
+4.0Round 21🇹🇼 CHINESE TAIPEI236NT♥3=-13
+4.0Round 23🇦🇷 ARGENTINA204♠♥9-1+6
+3.8Round 8🇩🇪 GERMANY181NT♠3-2+3
+3.8Round 17🇪🇬 EGYPT44♠♥5=+0
+3.7Round 3🇳🇴 NORWAY33NT♥5-2+6
+3.7Round 10🇨🇦 CANADA221NT♥5-1+4
+3.7Round 13🇵🇱 POLAND92♥♣3-1+9
+3.4Round 2🇧🇧 BARBADOS254♥♦9+1+0
+3.2Round 3🇳🇴 NORWAY22♠♥J+2+8
+3.2Round 4🇺🇸 USA1261NT♥7+3+10
+3.2Round 17🇪🇬 EGYPT113NT♥J+2+0
+3.0Round 13🇵🇱 POLAND114♦♣3-1+4
+2.9Round 13🇵🇱 POLAND22♠♥7+1-10
+2.9Round 14🇹🇷 TURKIYE284♥♥6-1+6
+2.9Round 16🇨🇳 CHINA293NT♦9=+10
+2.7Round 22🇲🇦 MOROCCO11NT♥5=+5
+2.7Round 23🇦🇷 ARGENTINA184♣♦K=+11
+2.6Round 8🇩🇪 GERMANY233NT♦2=-1
+2.4Round 14🇹🇷 TURKIYE255♦♥4+1+11
+2.3Round 20🇮🇳 INDIA72NT♠8=+10
+2.2Round 4🇺🇸 USA1194♥♥2+1+0
+2.2Round 12🇳🇿 NEW ZEALAND273NT♦7+1+1
+2.2Round 16🇨🇳 CHINA324♠♦A+1+4
+2.0Round 9🇭🇰 HONG KONG CHINA45♣♦9-2+2
+2.0Round 10🇨🇦 CANADA234♥♦J=+3
+2.0Round 22🇲🇦 MOROCCO24♥♠6+2+11
+2.0Round 22🇲🇦 MOROCCO145♣♥Q=+11
+2.0Round 23🇦🇷 ARGENTINA314♥♠7+1+11
+1.9Round 10🇨🇦 CANADA284♠♥K-1+5
+1.8Round 5🇦🇪 UAE35♠♥5+1+13
+1.8Round 16🇨🇳 CHINA193♦♠8-1+4
+1.7Round 17🇪🇬 EGYPT92♥♦K-1+2
+1.6Round 12🇳🇿 NEW ZEALAND312♠♣3+2+6
+1.6Round 21🇹🇼 CHINESE TAIPEI193♥♥3+2-6
+1.5Round 4🇺🇸 USA1243NT♦A+2+0
+1.5Round 21🇹🇼 CHINESE TAIPEI174♥♠Q+2-11
+1.3Round 2🇧🇧 BARBADOS313NT♥5+1-1
+1.3Round 20🇮🇳 INDIA94♠♣7=+0
+1.3Round 21🇹🇼 CHINESE TAIPEI254♣♦7=+10
+1.2Round 9🇭🇰 HONG KONG CHINA62♥♣5-2-1
+1.2Round 16🇨🇳 CHINA241NT♥A+2+0
+1.2Round 16🇨🇳 CHINA252NT♣5+1+0
+1.1Round 2🇧🇧 BARBADOS293NT♠6+1+0
+1.0Round 2🇧🇧 BARBADOS202♥♣3+1+0
+1.0Round 3🇳🇴 NORWAY84♥♦10=+11
+1.0Round 3🇳🇴 NORWAY104♠♥6-1+6
+1.0Round 17🇪🇬 EGYPT144♥♦A-1+2
+1.0Round 23🇦🇷 ARGENTINA303NT♦5+1+1
+0.9Round 9🇭🇰 HONG KONG CHINA143♥♠10-1+5
+0.9Round 10🇨🇦 CANADA213NT♦9-1+5
+0.8Round 3🇳🇴 NORWAY56♣♣5+1-11
+0.8Round 10🇨🇦 CANADA243♥♠3=+1
+0.8Round 13🇵🇱 POLAND123NT♣7=+1
+0.7Round 16🇨🇳 CHINA304♥♠3+2-11
+0.7Round 17🇪🇬 EGYPT83♣♥A-1+3
+0.7Round 17🇪🇬 EGYPT124♠♣4+1+0
+0.7Round 20🇮🇳 INDIA62NT♠5-1-2
+0.7Round 23🇦🇷 ARGENTINA294♠♥Q+2+13
+0.6Round 4🇺🇸 USA1233NT♠K-1+6
+0.6Round 16🇨🇳 CHINA204♥♦A+2+1
+0.5Round 16🇨🇳 CHINA213♠♥Q=+0
+0.5Round 21🇹🇼 CHINESE TAIPEI263NT♥7+1+1
+0.4Round 5🇦🇪 UAE64♠♥5+1-11
+0.4Round 10🇨🇦 CANADA175♣♠2=-1
+0.4Round 14🇹🇷 TURKIYE213♦♠Q=+0
+0.4Round 22🇲🇦 MOROCCO33♠♦2+1+10
+0.3Round 4🇺🇸 USA1323NT♠Q=-13
+0.3Round 5🇦🇪 UAE94♠♦10=+1
+0.3Round 14🇹🇷 TURKIYE202♣♠K+1+0
+0.3Round 20🇮🇳 INDIA134♥♠Q=+0
+0.3Round 23🇦🇷 ARGENTINA172♥♣2+1+0
+0.3Round 23🇦🇷 ARGENTINA254♥♦7-1-3
+0.2Round 2🇧🇧 BARBADOS272♦♥A+1+1
+0.1Round 2🇧🇧 BARBADOS214♠♣K=+13
+0.1Round 2🇧🇧 BARBADOS324♠♣Q+1+0
+0.1Round 23🇦🇷 ARGENTINA193NT♠6+1+1
-0.0Round 2🇧🇧 BARBADOS224♥♠6=+0
-0.0Round 22🇲🇦 MOROCCO133♦♠A+1+0
-0.2Round 4🇺🇸 USA1271NT♠10=-1
-0.2Round 5🇦🇪 UAE14♠♣J+1+11
-0.2Round 14🇹🇷 TURKIYE304♥♦K+2-1
-0.3Round 2🇧🇧 BARBADOS282♠♥A+1-7
-0.3Round 3🇳🇴 NORWAY141NT♠K=+2
-0.3Round 5🇦🇪 UAE54♥♦J=-1
-0.3Round 16🇨🇳 CHINA222♠♥6+2+6
-0.3Round 23🇦🇷 ARGENTINA232♥♦4=+1
-0.4Round 2🇧🇧 BARBADOS231NT♦2-1-6
-0.4Round 8🇩🇪 GERMANY311♣♦10=+1
-0.5Round 3🇳🇴 NORWAY14♥♣7+1+0
-0.5Round 9🇭🇰 HONG KONG CHINA56♥♠2+1-11
-0.6Round 2🇧🇧 BARBADOS193NT♦7+1+0
-0.6Round 16🇨🇳 CHINA313NT♠3+2+0
-0.7Round 8🇩🇪 GERMANY222♣♠9+3-1
-0.7Round 13🇵🇱 POLAND83NT♣Q+1-14
-0.7Round 20🇮🇳 INDIA43NT♦3+3+12
-0.7Round 22🇲🇦 MOROCCO71NT♣K-2-2
-0.8Round 5🇦🇪 UAE75♥♦A=+0
-0.8Round 13🇵🇱 POLAND103NT♥5=+0
-0.9Round 2🇧🇧 BARBADOS261NT♦2-1+0
-1.0Round 8🇩🇪 GERMANY271NT♣10-1-2
-1.0Round 8🇩🇪 GERMANY283♥♦A=+0
-1.0Round 12🇳🇿 NEW ZEALAND253♦♥Q=+0
-1.0Round 13🇵🇱 POLAND43NT♠3=+0
-1.0Round 16🇨🇳 CHINA271NT♣2=+0
-1.0Round 22🇲🇦 MOROCCO43NT♦6+3-1
-1.0Round 23🇦🇷 ARGENTINA272♥♠8+2+6
-1.1Round 10🇨🇦 CANADA252♣♦2=+0
-1.1Round 22🇲🇦 MOROCCO51NT♠5+2-10
-1.2Round 12🇳🇿 NEW ZEALAND174♠♥J+1+0
-1.2Round 20🇮🇳 INDIA112♠♥8=-6
-1.2Round 21🇹🇼 CHINESE TAIPEI303♠♥5-3-6
-1.3Round 4🇺🇸 USA1223♥♦10+1-1
-1.3Round 4🇺🇸 USA1313♥♦9=+0
-1.3Round 9🇭🇰 HONG KONG CHINA91NT♥6+1+0
-1.4Round 10🇨🇦 CANADA312♦♥5+1+0
-1.4Round 14🇹🇷 TURKIYE325♠♥7=+0
-1.5Round 3🇳🇴 NORWAY134♠♦K-2-3
-1.5Round 16🇨🇳 CHINA234♠♦K-1-11
-1.6Round 22🇲🇦 MOROCCO123NT♠6-1-12
-1.7Round 8🇩🇪 GERMANY191NT♠Q+1-1
-1.7Round 8🇩🇪 GERMANY244♠♥J=+0
-1.8Round 4🇺🇸 USA1182♠♥9-2+1
-2.0Round 12🇳🇿 NEW ZEALAND233♠♠J+1+10
-2.0Round 14🇹🇷 TURKIYE193NT♥5=+1
-2.2Round 9🇭🇰 HONG KONG CHINA165♣♠4=+1
-2.2Round 12🇳🇿 NEW ZEALAND214♠♦J+1+0
-2.2Round 14🇹🇷 TURKIYE183NT♣10-3-6
-2.3Round 3🇳🇴 NORWAY61NTx♣2-1-2
-2.3Round 12🇳🇿 NEW ZEALAND181NT♥7=-5
-2.3Round 13🇵🇱 POLAND13♣♠A=-5
-2.3Round 13🇵🇱 POLAND53♦♥3-1+0
-2.3Round 22🇲🇦 MOROCCO105♦♥2+1-1
-2.5Round 5🇦🇪 UAE42♣♦A-1-5
-2.5Round 8🇩🇪 GERMANY253NT♥2-2-7
-2.5Round 14🇹🇷 TURKIYE263♦♥A=+1
-2.5Round 21🇹🇼 CHINESE TAIPEI323NT♦10=-3
-2.6Round 9🇭🇰 HONG KONG CHINA113NT♠2+2+0
-2.6Round 21🇹🇼 CHINESE TAIPEI295♠♥A-1-6
-2.8Round 14🇹🇷 TURKIYE272♠♦5+1-6
-2.8Round 17🇪🇬 EGYPT151NT♣7+2+1
-2.9Round 8🇩🇪 GERMANY264♥♠2+2+5
-2.9Round 17🇪🇬 EGYPT13♠♥A-1-4
-3.0Round 2🇧🇧 BARBADOS245♦♠J=+1
-3.0Round 3🇳🇴 NORWAY95♦♣3=-13
-3.1Round 12🇳🇿 NEW ZEALAND304♠♥9-2+0
-3.1Round 20🇮🇳 INDIA23NT♣2+2+0
-3.2Round 10🇨🇦 CANADA304♠♥3+2-11
-3.2Round 12🇳🇿 NEW ZEALAND224♥♥6-3-7
-3.2Round 13🇵🇱 POLAND33NT♥5+2+13
-3.2Round 14🇹🇷 TURKIYE291NT♠10=-5
-3.2Round 17🇪🇬 EGYPT32♦♥2=+2
-3.3Round 12🇳🇿 NEW ZEALAND294♥♦A+1-4
-3.4Round 9🇭🇰 HONG KONG CHINA71NTx♣7-1-3
-3.4Round 10🇨🇦 CANADA294♠♥A-3-8
-3.5Round 4🇺🇸 USA1254♠♦A=+0
-3.5Round 22🇲🇦 MOROCCO64♥♦7+2-11
-3.6Round 3🇳🇴 NORWAY151NT♠3+1+1
-3.6Round 16🇨🇳 CHINA183♠♥5-2-6
-3.6Round 21🇹🇼 CHINESE TAIPEI273♠♥A+1-6
-3.6Round 21🇹🇼 CHINESE TAIPEI314♠♠3+2-1
-3.7Round 9🇭🇰 HONG KONG CHINA153♥♣2=-7
-3.7Round 10🇨🇦 CANADA194♠♦K-1-6
-3.8Round 23🇦🇷 ARGENTINA324♠♥6-1-10
-3.9Round 23🇦🇷 ARGENTINA286♣♦Q-1-12
-4.0Round 21🇹🇼 CHINESE TAIPEI183NT♣6=+0
-4.1Round 8🇩🇪 GERMANY304♠x♥K-1-5
-4.1Round 10🇨🇦 CANADA184♥♣5+2-11
-4.3Round 3🇳🇴 NORWAY113♣♦4+2-6
-4.3Round 12🇳🇿 NEW ZEALAND283NT♦7-1-6
-4.3Round 17🇪🇬 EGYPT103NT♥6-2-7
-4.4Round 16🇨🇳 CHINA284♥x♥8-1-6
-4.4Round 17🇪🇬 EGYPT163NT♦10+2+4
-4.5Round 12🇳🇿 NEW ZEALAND244♥♦A-2-6
-4.8Round 10🇨🇦 CANADA204♥♠K+1-13
-4.9Round 5🇦🇪 UAE113♠♣Q=+0
-5.0Round 12🇳🇿 NEW ZEALAND193♠♠3+1-6
-5.0Round 12🇳🇿 NEW ZEALAND324♠x♥J-1-11
-5.1Round 17🇪🇬 EGYPT23NT♥3+3-13
-5.3Round 17🇪🇬 EGYPT133♦♥10+1+0
-5.5Round 13🇵🇱 POLAND64♣♥J=-7
-5.9Round 8🇩🇪 GERMANY293NT♦J=-10
-6.0Round 8🇩🇪 GERMANY323♥♦7-2-9
-6.0Round 20🇮🇳 INDIA122♦♣A+1-11
-6.1Round 3🇳🇴 NORWAY123♥♦J+1-6
-6.3Round 22🇲🇦 MOROCCO96♥♥10+1+13
-6.4Round 13🇵🇱 POLAND156♦x♣A=-11
-6.5Round 5🇦🇪 UAE132♥♦8+1-7
-6.5Round 9🇭🇰 HONG KONG CHINA133NT♥K-1-12
-6.9Round 16🇨🇳 CHINA263NT♦A-1-6
-7.2Round 4🇺🇸 USA1175♣x♥9-2-5
-7.3Round 8🇩🇪 GERMANY176♣♣10=-3
-7.5Round 3🇳🇴 NORWAY74♠♦A=+1
-7.5Round 10🇨🇦 CANADA263NT♣10=-10
-8.0Round 13🇵🇱 POLAND163NT♥7-1-10
-8.1Round 4🇺🇸 USA1306♠♠Q-1-11
-8.1Round 20🇮🇳 INDIA103♥♣6=-12
-8.4Round 14🇹🇷 TURKIYE244♥x♣7-3-5
-8.4Round 21🇹🇼 CHINESE TAIPEI242♥x♣A-3-9
-8.6Round 22🇲🇦 MOROCCO164♥♣4=-13
-9.3Round 23🇦🇷 ARGENTINA264♥♦9-3-11
-10.2Round 10🇨🇦 CANADA274♠x♣K-3-5
-10.4Round 14🇹🇷 TURKIYE224♣x♥A=-12
-10.8Round 23🇦🇷 ARGENTINA215♠x♣7-2-9
-11.1Round 17🇪🇬 EGYPT67♥♠4=+0
-11.5Round 4🇺🇸 USA1213NT♦3=-12