🇨🇦 GUOBA John · CANADA

31rank
+38.2Butler · 160 bds
+0.24per board
±4.2swing
+0.03vs par /bd · #41/100
+0.32adjusted /bd
Butler per round: -11.3 5.3 15.4 20.5 6.9 -1.6 -4.6 -1.6 4.8 4.4by round

vs par split: bidding -0.06 · play +0.08

Strength of schedule: opponents averaged +0.08/bd (a tough draw) → opponent-adjusted +0.32/bd

Card play — on target: opening leads 71.8% #94 of 100 · declarer play 65.8% #81 of 100 · defence 87.5% #23 of 100

Card play by contract type — on target
vs NTvs a suit
Opening leads54.5% (11)78.6% (28)
Declarer play60.0% (15)69.6% (23)
Defence87.5% (24)87.5% (64)

Opening leads by suit led: ♠ 100.0% (8) · ♥ 84.6% (13) · ♦ 50.0% (10) · ♣ 50.0% (8)

vs par by strain: NT +0.31 (49) · a suit -0.12 (110)

vs par by level: part-score -0.51 (61) · game +0.27 (93) · slam +1.60 (5)

By role: declaring +0.34/bd (-2.27 vs par · 71) · defending +0.16/bd (+1.86 vs par · 89)

By vulnerability: vulnerable +0.11/bd (-0.26 vs par · 80) · not vulnerable +0.36/bd (+0.33 vs par · 80)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1M.KirrO.Ekinci – F.FalayClosed16-11.3-0.71-1.88
Round 2M.KirrA.Leigh – K.FuClosed16+5.3+0.33-1.62
Round 4M.KirrV.Bloom – A.NestoridisOpen16+15.4+0.96+1.00
Round 6M.KirrD.Birman – D.BirmanClosed16+20.5+1.28+2.31
Round 8M.KirrE.Wladow – M.ElinescuOpen16+6.9+0.43+1.38
Round 9M.KirrD.Tuerah – A.DjajanegaraClosed16-1.6-0.10+2.19
Round 11M.KirrM.Adly – L.SamieClosed16-4.6-0.29-1.12
Round 13M.KirrW.Haughie – R.KlingerOpen16-1.6-0.10-2.00
Round 14M.KirrG.Chagas – M.AloiClosed16+4.8+0.30+2.00
Round 15M.KirrD.Price – C.SimpsonOpen16+4.4+0.28-1.94

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
+15.1Round 8🇩🇪 GERMANY283♦♥8+4+19
+11.7Round 6🇮🇱 ISRAEL206♥♣2-2+17
+11.1Round 4🇿🇦 SOUTH AFRICA195♥♣K=+11
+10.1Round 14🇧🇷 BRAZIL293NT♥5=+10
+9.7Round 6🇮🇱 ISRAEL253NT♦10-2+8
+9.1Round 1🇹🇷 TURKEY43NT♠7=+10
+9.1Round 2🇭🇰 CHINA HONG KONG326♥x♠A-2+7
+7.5Round 13🇦🇺 AUSTRALIA63NT♦9-6+10
+7.3Round 1🇹🇷 TURKEY51NT♥2+2-7
+7.3Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND43NT♣3+1-12
+6.9Round 2🇭🇰 CHINA HONG KONG255♣♦9=+0
+6.9Round 9🇮🇩 INDONESIA93NT♥2+3+13
+6.3Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND165♦♥9-2+7
+6.1Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND74♠♣J=+0
+5.8Round 4🇿🇦 SOUTH AFRICA262♦♣A+2+0
+5.7Round 6🇮🇱 ISRAEL244♠♥A-1+4
+5.3Round 11🇪🇬 EGYPT25♥x♥A-1+11
+5.3Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND143NT♣5=+0
+5.2Round 8🇩🇪 GERMANY185♦x♠4-1+7
+4.7Round 8🇩🇪 GERMANY212♥♦9-2+7
+4.5Round 6🇮🇱 ISRAEL283NT♠2-1+10
+4.5Round 9🇮🇩 INDONESIA71♦♦A-1+5
+4.3Round 4🇿🇦 SOUTH AFRICA323♠♥A+1+1
+4.3Round 8🇩🇪 GERMANY303NT♠T-2+9
+4.2Round 6🇮🇱 ISRAEL214♥♦K=+0
+4.2Round 8🇩🇪 GERMANY234♥♦A-1+6
+4.1Round 9🇮🇩 INDONESIA163♠♥A-1+2
+3.9Round 2🇭🇰 CHINA HONG KONG223♥♦Q-2+3
+3.9Round 8🇩🇪 GERMANY243NT♣2=-1
+3.9Round 11🇪🇬 EGYPT44♥♦6=+0
+3.8Round 14🇧🇷 BRAZIL315♦♣4-1+9
+3.5Round 14🇧🇷 BRAZIL263NT♣4=-1
+3.4Round 1🇹🇷 TURKEY154♥♣J-2+3
+3.3Round 2🇭🇰 CHINA HONG KONG312♦♦8-1+1
+3.3Round 11🇪🇬 EGYPT114♠♥10-2+6
+3.1Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND134♠♦6+1-13
+2.8Round 1🇹🇷 TURKEY83NT♦4+1-1
+2.6Round 1🇹🇷 TURKEY103♥♠A-1+0
+2.6Round 4🇿🇦 SOUTH AFRICA222NT♠4-2+1
+2.3Round 1🇹🇷 TURKEY2Pass+3
+2.3Round 4🇿🇦 SOUTH AFRICA213♠♥10=+0
+2.3Round 14🇧🇷 BRAZIL253NT♥9+1+8
+2.2Round 2🇭🇰 CHINA HONG KONG304♦♠A=+0
+2.1Round 14🇧🇷 BRAZIL323♣x♦9-2+4
+1.9Round 6🇮🇱 ISRAEL183NT♠10-1+5
+1.9Round 13🇦🇺 AUSTRALIA163NT♦Q+2+0
+1.7Round 4🇿🇦 SOUTH AFRICA273♥♣Q-1+8
+1.6Round 2🇭🇰 CHINA HONG KONG273NT♠5+2-8
+1.6Round 13🇦🇺 AUSTRALIA146♦♣9+1-11
+1.5Round 1🇹🇷 TURKEY124♠♦K+1+0
+1.5Round 4🇿🇦 SOUTH AFRICA292♠♠3=+6
+1.5Round 13🇦🇺 AUSTRALIA33♥♦Q-1-2
+1.4Round 13🇦🇺 AUSTRALIA154♠♥A-1+2
+1.4Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND104♥♦Q=+0
+1.3Round 2🇭🇰 CHINA HONG KONG262♠♥J-1-1
+1.3Round 6🇮🇱 ISRAEL193NT♦A-1+5
+1.3Round 6🇮🇱 ISRAEL233♠♦A=+7
+1.3Round 14🇧🇷 BRAZIL203♣♣3=+0
+1.1Round 4🇿🇦 SOUTH AFRICA254♥♣2=+11
+1.1Round 6🇮🇱 ISRAEL313NT♣2-2+6
+1.1Round 9🇮🇩 INDONESIA82♦♥A=+5
+0.9Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND81NT♠10-2+0
+0.7Round 4🇿🇦 SOUTH AFRICA234♥♣4=+0
+0.7Round 14🇧🇷 BRAZIL283NT♥6=-1
+0.5Round 8🇩🇪 GERMANY292♠♥A+1+11
+0.4Round 11🇪🇬 EGYPT143♣♥10=+0
+0.3Round 11🇪🇬 EGYPT134♠♥Q=+1
+0.2Round 4🇿🇦 SOUTH AFRICA282♠♠J+1+0
+0.2Round 13🇦🇺 AUSTRALIA122♣♠K=+1
+0.2Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND153♥♣A=+0
+0.1Round 14🇧🇷 BRAZIL272♠♠6+2-6
-0.0Round 4🇿🇦 SOUTH AFRICA204♥♠K+1+0
+0.0Round 9🇮🇩 INDONESIA54♠♣A=+1
+0.0Round 9🇮🇩 INDONESIA121♦♥5=-1
-0.0Round 13🇦🇺 AUSTRALIA132♠♣3+1-10
-0.1Round 1🇹🇷 TURKEY141NT♣A-2+1
-0.1Round 2🇭🇰 CHINA HONG KONG234♠♦J+2-13
-0.1Round 2🇭🇰 CHINA HONG KONG284♥♠5+2+14
-0.1Round 8🇩🇪 GERMANY172♥♦J+1+0
-0.1Round 14🇧🇷 BRAZIL303NT♣6+1+11
-0.2Round 9🇮🇩 INDONESIA144♠♣3=+0
-0.3Round 9🇮🇩 INDONESIA15♣♥10-1+5
-0.3Round 11🇪🇬 EGYPT15♣♥A=-2
-0.3Round 11🇪🇬 EGYPT33NT♠2-1-5
-0.3Round 11🇪🇬 EGYPT64♥♣6-1-1
-0.3Round 11🇪🇬 EGYPT82♠♦4=+1
-0.3Round 11🇪🇬 EGYPT94♠♥J+1-11
-0.4Round 4🇿🇦 SOUTH AFRICA312♠♣8-2+1
-0.4Round 13🇦🇺 AUSTRALIA54♠♦J+1+0
-0.5Round 9🇮🇩 INDONESIA63NT♣7+1+0
-0.5Round 13🇦🇺 AUSTRALIA23NT♦6+3-1
-0.6Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND93NT♣7+2+0
-0.7Round 6🇮🇱 ISRAEL172♦♠8+1-5
-0.7Round 8🇩🇪 GERMANY261NT♣6+1+0
-0.7Round 8🇩🇪 GERMANY314♠♣T=+0
-0.7Round 13🇦🇺 AUSTRALIA13NT♥4-2-5
-0.9Round 1🇹🇷 TURKEY93NT♠6+2-13
-0.9Round 2🇭🇰 CHINA HONG KONG193NT♣2+2-1
-0.9Round 4🇿🇦 SOUTH AFRICA184♠♣A-2-5
-0.9Round 6🇮🇱 ISRAEL323NT♥4+2+0
-0.9Round 11🇪🇬 EGYPT122♥♥K+1+0
-0.9Round 13🇦🇺 AUSTRALIA103♣♠Q-1-1
-1.0Round 8🇩🇪 GERMANY201NT♥8+1+0
-1.1Round 1🇹🇷 TURKEY15♣♠4=+11
-1.1Round 4🇿🇦 SOUTH AFRICA244♦♠8=-7
-1.1Round 11🇪🇬 EGYPT73NT♦3=-2
-1.1Round 13🇦🇺 AUSTRALIA74♥♦2+1+0
-1.1Round 14🇧🇷 BRAZIL194♠♥2+2-1
-1.1Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND55♥♠10=+0
-1.2Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND32♣♠K-1+5
-1.3Round 9🇮🇩 INDONESIA34♥♦A=-1
-1.3Round 14🇧🇷 BRAZIL213NT♣2=+13
-1.4Round 1🇹🇷 TURKEY75♠♣K-2-7
-1.6Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND64♥♦Q+1+0
-1.7Round 13🇦🇺 AUSTRALIA92♠♥6+1+6
-1.8Round 9🇮🇩 INDONESIA41NT♥6+3+2
-2.0Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND23NT♠K+1-1
-2.1Round 9🇮🇩 INDONESIA23NT♥4+1+1
-2.1Round 14🇧🇷 BRAZIL224♠♥9+1+0
-2.3Round 13🇦🇺 AUSTRALIA83♥♥10=-6
-2.3Round 14🇧🇷 BRAZIL244♠x♥J-1-5
-2.4Round 2🇭🇰 CHINA HONG KONG182♥♦5+1+0
-2.4Round 9🇮🇩 INDONESIA153NT♣Q+1-1
-2.5Round 6🇮🇱 ISRAEL264♠♦K-2+0
-2.6Round 9🇮🇩 INDONESIA113NT♦9=+11
-2.7Round 1🇹🇷 TURKEY65♦♠9=+0
-2.7Round 11🇪🇬 EGYPT54♥♠K=+0
-2.8Round 14🇧🇷 BRAZIL235♥♣6=+0
-2.9Round 6🇮🇱 ISRAEL273♠♦Q=-1
-3.0Round 13🇦🇺 AUSTRALIA113♣♠5=+0
-3.1Round 11🇪🇬 EGYPT154♥♦K-1-5
-3.2Round 2🇭🇰 CHINA HONG KONG242♥♠Q=-5
-3.3Round 2🇭🇰 CHINA HONG KONG293♣♠8-1-11
-3.3Round 8🇩🇪 GERMANY322♠x♦7-2-8
-3.3Round 9🇮🇩 INDONESIA132♥♣5+2-1
-3.4Round 6🇮🇱 ISRAEL224♠♥3=-3
-3.7Round 9🇮🇩 INDONESIA102♥♠A-1-6
-3.7Round 11🇪🇬 EGYPT103♥♣K=-1
-3.8Round 2🇭🇰 CHINA HONG KONG202♠♥8=+0
-4.2Round 6🇮🇱 ISRAEL301NT♦3+2-6
-4.3Round 2🇭🇰 CHINA HONG KONG174♥♣10+1+0
-4.4Round 1🇹🇷 TURKEY162♦♠9-2-11
-4.5Round 14🇧🇷 BRAZIL181NT♥2-4-2
-4.8Round 8🇩🇪 GERMANY192♠♦T-3+3
-4.8Round 11🇪🇬 EGYPT163NT♣4-1-10
-4.9Round 2🇭🇰 CHINA HONG KONG212♠♣10+1-12
-4.9Round 8🇩🇪 GERMANY255♥♦A-1-13
-4.9Round 14🇧🇷 BRAZIL174♠♦J+1-7
-5.1Round 8🇩🇪 GERMANY224♠♣6=-7
-5.1Round 13🇦🇺 AUSTRALIA43NT♦6-1-15
-5.3Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♠♦K-1-5
-6.3Round 6🇮🇱 ISRAEL292NT♣8+1-10
-6.4Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND116♥♠K=-5
-6.5Round 4🇿🇦 SOUTH AFRICA173♦♣K-2-11
-6.9Round 1🇹🇷 TURKEY113NT♥9-1-5
-7.0Round 4🇿🇦 SOUTH AFRICA303NT♣10+1+0
-8.0Round 15🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND124♠♣Q=-7
-10.4Round 8🇩🇪 GERMANY273NT♣J-2-11
-10.9Round 1🇹🇷 TURKEY135♥x♠A-2-14
-11.9Round 1🇹🇷 TURKEY37♦♠A=+0