🇨🇳 ZHOU Jia Hong · CHINA

51rank
+59.9Butler · 224 bds
+0.27per board
±4.7swing
-0.33vs par /bd · #82/127
+0.27adjusted /bd
Butler per round: 6 41.3 24.7 -5.7 -3.2 6.9 27.1 -22.5 -33.7 19.9 39.2 -16.1 0.7 -24.7by round

vs par split: bidding -0.30 · play -0.04

Strength of schedule: opponents averaged -0.00/bd (an average draw) → opponent-adjusted +0.27/bd

Card play — on target: opening leads 81.4% #47 of 126 · declarer play 74.6% #63 of 126 · defence 87.4% #57 of 127

Card play by contract type — on target
vs NTvs a suit
Opening leads87.5% (8)80.0% (35)
Declarer play66.7% (15)77.3% (44)
Defence76.7% (30)91.4% (81)

Opening leads by suit led: ♠ 62.5% (8) · ♥ 87.5% (8) · ♦ 84.6% (13) · ♣ 85.7% (14)

vs par by strain: NT -1.05 (61) · a suit -0.07 (162)

vs par by level: part-score -0.67 (60) · game +0.09 (147) · slam -3.06 (16)

By role: declaring +0.21/bd (-3.00 vs par · 112) · defending +0.33/bd (+2.35 vs par · 112)

By vulnerability: vulnerable +0.57/bd (-0.55 vs par · 112) · not vulnerable -0.04/bd (-0.11 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2M.SunA.Turner – J.WestobyOpen16+6.0+0.38+0.12
Round 3M.SunJ.Clerkin – D.ClerkinClosed16+41.3+2.58+1.62
Round 4M.SunM.Caracci – E.RosenOpen16+24.7+1.54+1.44
Round 5M.SunK.Venkataraman – A.GoelOpen16-5.7-0.36-0.75
Round 7M.SunM.Roche – J.RaynerOpen16-3.2-0.20+0.12
Round 8M.SunL.De Carvalho – G.Figueira De MelloClosed16+6.9+0.43-2.62
Round 11M.SunH.Lasut – E.ManoppoOpen16+27.1+1.69+3.81
Round 12M.SunJ.Klukowski – V.MarkowiczClosed16-22.5-1.41-1.25
Round 14M.SunA.Askalani – A.WahdanOpen16-33.7-2.11-4.62
Round 15M.SunI.Baqai – M.HussainClosed16+19.9+1.24-1.50
Round 17M.SunT.Mestiri – H.BaccarClosed16+39.2+2.45+0.38
Round 18M.SunP.Hackett – D.MossopOpen16-16.1-1.01-1.19
Round 20M.SunH.Maesel – R.MaeselOpen16+0.7+0.04+1.00
Round 21M.SunP.O'Briain – M.O'BriainClosed16-24.7-1.54-1.12

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 20🇳🇴 NORWAY207♣♠2-1+19
+13.6Round 2🇳🇿 NEW ZEALAND236♦♠8=+13
+12.1Round 3🇺🇸 USA276♣x♠10=+5
+11.2Round 4🇨🇱 CHILE175♥♦K-3+15
+11.2Round 11🇮🇩 INDONESIA35♦x♣A=+15
+11.2Round 11🇮🇩 INDONESIA125♦♥3-2+13
+10.6Round 14🇪🇬 EGYPT294♠♠2-1+13
+10.4Round 17🇹🇳 TUNISIA26♥♠8-3+13
+10.2Round 15🇵🇰 PAKISTAN144♠x♥K-4+9
+9.6Round 2🇳🇿 NEW ZEALAND294♥♥7-1+16
+9.4Round 5🇮🇳 INDIA102♦x♠K-2+9
+8.6Round 8🇧🇷 BRAZIL305♣x♣4-4+8
+8.2Round 12🇵🇱 POLAND315♥♦A-2+9
+7.5Round 4🇨🇱 CHILE233♥♠3-3+10
+7.4Round 17🇹🇳 TUNISIA163NT♦7=-1
+7.2Round 20🇳🇴 NORWAY293NT♦2-1+12
+7.1Round 3🇺🇸 USA253NT♥10-2+12
+6.9Round 5🇮🇳 INDIA62NT♦Q+3+11
+6.4Round 2🇳🇿 NEW ZEALAND174♠x♥3-2+5
+6.3Round 7🇨🇦 CANADA73♦♥3+3+15
+6.2Round 14🇪🇬 EGYPT284♥♠A-1+10
+6.2Round 15🇵🇰 PAKISTAN33NT♣5-1+10
+6.0Round 7🇨🇦 CANADA125♠♦A-2+9
+6.0Round 7🇨🇦 CANADA134♥♦5-1+12
+5.9Round 3🇺🇸 USA244♠♦9+1+4
+5.7Round 3🇺🇸 USA2134♠♦K+2-3
+5.7Round 7🇨🇦 CANADA164♥♠8-2+6
+5.6Round 3🇺🇸 USA2103♣♠8+1+7
+5.3Round 2🇳🇿 NEW ZEALAND324♥♦K-1+10
+5.2Round 17🇹🇳 TUNISIA124♥♦2-1+12
+5.0Round 15🇵🇰 PAKISTAN84♠♣2-1+5
+5.0Round 21🇮🇪 IRELAND164♠♦2-2+6
+4.9Round 4🇨🇱 CHILE194♠♥5-1+5
+4.8Round 4🇨🇱 CHILE243NT♣9+1+0
+4.8Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND261♠♠8=+6
+4.7Round 8🇧🇷 BRAZIL215♣♠4=+0
+4.7Round 17🇹🇳 TUNISIA95♦♥A=-13
+4.6Round 4🇨🇱 CHILE304♠x♣A-3+2
+4.6Round 5🇮🇳 INDIA43♥♣3-1+6
+4.5Round 8🇧🇷 BRAZIL262♥♦6+2+2
+4.3Round 21🇮🇪 IRELAND126♠♥Q=+0
+4.1Round 4🇨🇱 CHILE294♠♣A-1+7
+4.0Round 17🇹🇳 TUNISIA34♠♥9=+0
+4.0Round 20🇳🇴 NORWAY216♦♥3+1-11
+3.8Round 4🇨🇱 CHILE314♥♦A-2+9
+3.7Round 3🇺🇸 USA2165♦♠4+1+11
+3.7Round 5🇮🇳 INDIA94♥♠A=+0
+3.6Round 17🇹🇳 TUNISIA134♥♣K-1+6
+3.5Round 11🇮🇩 INDONESIA113♥♥6+1+7
+3.5Round 17🇹🇳 TUNISIA154♠♠5=+0
+3.4Round 7🇨🇦 CANADA43NT♠A+1-12
+3.4Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND303♥♣5=+0
+3.3Round 2🇳🇿 NEW ZEALAND193NT♦10=+0
+3.0Round 15🇵🇰 PAKISTAN93♣♥5=+0
+3.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND225♥♠K+1-3
+3.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND273♠♣A-3+4
+2.9Round 20🇳🇴 NORWAY303NT♥K-2+6
+2.8Round 4🇨🇱 CHILE205♦♥5=+17
+2.8Round 15🇵🇰 PAKISTAN163NT♥5+1+1
+2.8Round 20🇳🇴 NORWAY224♠♥J+1+4
+2.4Round 15🇵🇰 PAKISTAN103♥♠5=-10
+2.2Round 3🇺🇸 USA232♠♥K+1+1
+2.2Round 15🇵🇰 PAKISTAN22♠♣3-2-5
+2.1Round 3🇺🇸 USA2123♦♣9=+5
+2.1Round 11🇮🇩 INDONESIA14♠♥8-2+6
+2.1Round 11🇮🇩 INDONESIA142♥♣3+2+6
+2.0Round 5🇮🇳 INDIA53♣♥6+1+0
+2.0Round 11🇮🇩 INDONESIA131NT♣4=+5
+2.0Round 12🇵🇱 POLAND204♥♣A=+3
+2.0Round 12🇵🇱 POLAND324♥♦5=+3
+1.9Round 3🇺🇸 USA224♠♣4+2-11
+1.9Round 3🇺🇸 USA2114♠♥7=+0
+1.9Round 5🇮🇳 INDIA24♥♠9+2-11
+1.9Round 11🇮🇩 INDONESIA53NT♠3=-1
+1.8Round 11🇮🇩 INDONESIA72♦♣7=-1
+1.8Round 17🇹🇳 TUNISIA54♠♥6=+0
+1.6Round 7🇨🇦 CANADA23♦♦3=+5
+1.5Round 2🇳🇿 NEW ZEALAND254♠♠6+1+1
+1.3Round 15🇵🇰 PAKISTAN123NT♥3+1-1
+1.2Round 17🇹🇳 TUNISIA114♠♠A=+0
+1.2Round 21🇮🇪 IRELAND13Pass+3
+1.1Round 11🇮🇩 INDONESIA153♥♥6=+0
+1.1Round 14🇪🇬 EGYPT302NT♠7+1-6
+1.1Round 15🇵🇰 PAKISTAN45♣♠K-1-3
+1.1Round 15🇵🇰 PAKISTAN74♠♥10-1-6
+1.0Round 2🇳🇿 NEW ZEALAND303♣♠9=+0
+1.0Round 5🇮🇳 INDIA81NT♦A-1-2
+1.0Round 7🇨🇦 CANADA15♠x♦K-2+0
+1.0Round 8🇧🇷 BRAZIL294NT♠10+1+0
+1.0Round 8🇧🇷 BRAZIL323NT♦3+2-13
+1.0Round 11🇮🇩 INDONESIA83♠♣J+2+6
+1.0Round 21🇮🇪 IRELAND103NT♦Q+1-1
+0.9Round 15🇵🇰 PAKISTAN54♠♦3-1+6
+0.9Round 17🇹🇳 TUNISIA44♠x♥A-1+0
+0.9Round 21🇮🇪 IRELAND84♥♠2=-1
+0.8Round 8🇧🇷 BRAZIL221NT♠3+2-10
+0.7Round 21🇮🇪 IRELAND53NT♦3+2+0
+0.7Round 21🇮🇪 IRELAND63♥♣3-2-9
+0.6Round 3🇺🇸 USA291NT♥3-2+6
+0.6Round 4🇨🇱 CHILE182♠♣K+2-6
+0.5Round 17🇹🇳 TUNISIA62♠♥10-2-9
+0.5Round 17🇹🇳 TUNISIA73NT♦3+1+0
+0.2Round 11🇮🇩 INDONESIA24♠♦K+1+13
+0.1Round 7🇨🇦 CANADA143NT♦3+3-10
+0.1Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND321NT♥2-3+3
+0.0Round 5🇮🇳 INDIA13NT♦5+2-11
+0.0Round 8🇧🇷 BRAZIL174♥♦3+2-1
-0.0Round 8🇧🇷 BRAZIL254♠♥7+1-10
+0.0Round 14🇪🇬 EGYPT223NT♥6+2-1
-0.0Round 17🇹🇳 TUNISIA143NT♦3=-1
-0.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND193NT♣6+1+0
-0.1Round 3🇺🇸 USA263NT♣6+1+0
-0.2Round 7🇨🇦 CANADA33NT♦2+2+10
-0.2Round 8🇧🇷 BRAZIL313NT♦5+1+0
-0.2Round 20🇳🇴 NORWAY193♦♣4+1+0
-0.3Round 5🇮🇳 INDIA134♥♦4=+0
-0.3Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND234♥x♠K-1+9
-0.4Round 2🇳🇿 NEW ZEALAND284♠♦3-1-5
-0.4Round 3🇺🇸 USA2144♠♦5-1-5
-0.4Round 12🇵🇱 POLAND265♥♠6=+0
-0.4Round 17🇹🇳 TUNISIA14♥♠Q+1+0
-0.5Round 12🇵🇱 POLAND173NT♦J+1+0
-0.6Round 15🇵🇰 PAKISTAN66♠♦2+1-13
-0.7Round 14🇪🇬 EGYPT203NT♠Q+3-12
-0.7Round 21🇮🇪 IRELAND153NT♠J-1+5
-0.8Round 2🇳🇿 NEW ZEALAND272♥♠Q=-1
-0.8Round 3🇺🇸 USA212♠♥10=+0
-0.8Round 4🇨🇱 CHILE283NT♥6+1-1
-0.8Round 8🇧🇷 BRAZIL202♥♥A=-6
-0.8Round 12🇵🇱 POLAND242NT♥3-1+5
-0.8Round 14🇪🇬 EGYPT263♦♥K=-1
-0.9Round 3🇺🇸 USA2153NT♠9+2+0
-0.9Round 21🇮🇪 IRELAND43NT♥2=+0
-1.0Round 11🇮🇩 INDONESIA44♥♠3=+1
-1.0Round 12🇵🇱 POLAND274♥♠8+1-4
-1.0Round 12🇵🇱 POLAND291NT♠Q+1+0
-1.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND254♥♣3+1+0
-1.0Round 20🇳🇴 NORWAY182♠♦J-1+0
-1.0Round 20🇳🇴 NORWAY324♥♣7=+0
-1.0Round 21🇮🇪 IRELAND92♥♣Q=-1
-1.1Round 8🇧🇷 BRAZIL184♥♦K=-3
-1.2Round 4🇨🇱 CHILE213NT♦5+3-3
-1.3Round 4🇨🇱 CHILE253♥♣3=+0
-1.4Round 2🇳🇿 NEW ZEALAND184♥♣J+1+13
-1.4Round 5🇮🇳 INDIA144♥♣Q+3+10
-1.4Round 5🇮🇳 INDIA153NT♦3+1+1
-1.4Round 11🇮🇩 INDONESIA64♠♣K+1+0
-1.5Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND172♠♣10+2-6
-1.5Round 20🇳🇴 NORWAY284♥♦K+1+13
-1.6Round 5🇮🇳 INDIA73NT♠5-1-5
-1.6Round 8🇧🇷 BRAZIL232♠♣9-2-9
-1.6Round 11🇮🇩 INDONESIA163NT♠5+2+0
-1.6Round 12🇵🇱 POLAND223NT♠9+2-2
-1.6Round 15🇵🇰 PAKISTAN114♠♦9+3-10
-1.7Round 4🇨🇱 CHILE323NT♥4-1-6
-1.7Round 7🇨🇦 CANADA84♥♣A+1+0
-1.7Round 14🇪🇬 EGYPT174♥♦6+2-14
-1.7Round 20🇳🇴 NORWAY174♥♠Q=+0
-1.8Round 7🇨🇦 CANADA52♦♣2+1+0
-1.8Round 8🇧🇷 BRAZIL273NT♥9=+0
-1.8Round 20🇳🇴 NORWAY314♠♦Q-1-5
-1.9Round 5🇮🇳 INDIA114♦♦6-1-4
-1.9Round 17🇹🇳 TUNISIA103NT♦5+3-1
-1.9Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND204♠♣5-1-6
-2.0Round 11🇮🇩 INDONESIA93NT♥3=+0
-2.2Round 17🇹🇳 TUNISIA83NT♥2+2+0
-2.2Round 21🇮🇪 IRELAND112♥♦A+1-1
-2.3Round 14🇪🇬 EGYPT213♣♦2+1-1
-2.4Round 8🇧🇷 BRAZIL245♣x♦J-2+0
-2.4Round 21🇮🇪 IRELAND144♠♥4+2+11
-2.5Round 8🇧🇷 BRAZIL195♦♦8+1-13
-2.6Round 12🇵🇱 POLAND184♥♣9-3-6
-2.7Round 2🇳🇿 NEW ZEALAND243♥♦6=-6
-2.7Round 20🇳🇴 NORWAY244♥♠2+3+10
-2.9Round 2🇳🇿 NEW ZEALAND315♦♣10=-11
-2.9Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND184♠♦9-1-5
-2.9Round 20🇳🇴 NORWAY253NT♦2=-7
-3.0Round 4🇨🇱 CHILE264♠♦Q-2-8
-3.0Round 14🇪🇬 EGYPT233♠♦6=-12
-3.0Round 14🇪🇬 EGYPT315♣♥9+1-3
-3.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND316♦♣3=+1
-3.2Round 12🇵🇱 POLAND213NT♣K=+1
-3.2Round 15🇵🇰 PAKISTAN133♥♦3=-7
-3.3Round 8🇧🇷 BRAZIL284NT♥10=+13
-3.4Round 7🇨🇦 CANADA105♠♣A=+0
-3.4Round 12🇵🇱 POLAND234♠♣A-1-12
-3.4Round 21🇮🇪 IRELAND13NT♠J-3-6
-3.5Round 2🇳🇿 NEW ZEALAND204♥♦2+1-13
-3.6Round 14🇪🇬 EGYPT241NT♦Q=-6
-3.8Round 15🇵🇰 PAKISTAN14♠x♥A-1+0
-3.8Round 20🇳🇴 NORWAY272♠♠2=-5
-4.0Round 12🇵🇱 POLAND283♥♦6=-1
-4.1Round 12🇵🇱 POLAND193NT♦Q-1-6
-4.4Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND292♥♠Q-2-3
-4.6Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND283♥♦6+1-2
-4.7Round 7🇨🇦 CANADA153♦♥Q+2-7
-4.7Round 12🇵🇱 POLAND306♠♥8-1-11
-4.7Round 14🇪🇬 EGYPT275♣♠10-2-6
-4.9Round 2🇳🇿 NEW ZEALAND213NT♦2=-3
-4.9Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND244♠♣6-4-7
-5.0Round 11🇮🇩 INDONESIA105♣x♠10-1-9
-5.0Round 14🇪🇬 EGYPT184♠♥A+1-8
-5.1Round 4🇨🇱 CHILE276♥♣10+1-11
-5.3Round 3🇺🇸 USA282♣♦K=-6
-5.5Round 7🇨🇦 CANADA62♦♥4-3-4
-5.5Round 7🇨🇦 CANADA114♥♦K-1-5
-5.9Round 5🇮🇳 INDIA34♥♣3-3-4
-5.9Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND213NT♦J-1-10
-6.0Round 2🇳🇿 NEW ZEALAND225♣♠7=-5
-6.0Round 14🇪🇬 EGYPT193NT♦Q-2-8
-6.3Round 20🇳🇴 NORWAY233NT♦10-1-12
-6.5Round 4🇨🇱 CHILE224♥♠10-2-7
-7.1Round 15🇵🇰 PAKISTAN155♦♥A=+0
-7.1Round 21🇮🇪 IRELAND75♣♦5-1-12
-7.4Round 12🇵🇱 POLAND253NT♥3-1+1
-7.4Round 20🇳🇴 NORWAY263NTx♠8-1-8
-8.2Round 21🇮🇪 IRELAND36♠♥5=+0
-8.4Round 14🇪🇬 EGYPT254♥♦10-1-6
-10.1Round 5🇮🇳 INDIA166♠♣3=+0
-10.5Round 7🇨🇦 CANADA96♦♣K-1-17
-12.1Round 2🇳🇿 NEW ZEALAND266♣♠A=-12
-12.4Round 14🇪🇬 EGYPT326♥♣J-1-13
-12.6Round 5🇮🇳 INDIA123♣x♦2+1-12
-12.6Round 21🇮🇪 IRELAND26♦♠K=-12