🇭🇷 ZUFIC Ivan · CROATIA

62rank
-24.4Butler · 168 bds
-0.15per board
±4.9swing
+0.10vs par /bd · #45/109
-0.04adjusted /bd
Butler per round: 11.5 14.1 -15.7 -8.4 -7 23.3 -39.1 12 -27.9 24.4 5.8 -17.4by round

vs par split: bidding +0.10 · play +0.01

Strength of schedule: opponents averaged +0.10/bd (a tough draw) → opponent-adjusted -0.04/bd

Card play — on target: opening leads 80.5% #51 of 109 · declarer play 70.5% #74 of 109 · defence 84.1% #55 of 109

Bidding activity — not a pass: 43.0% #61 of 109 (208/484)

Card play by contract type — on target
vs NTvs a suit
Opening leads73.3% (15)84.6% (26)
Declarer play60.0% (15)75.9% (29)
Defence79.3% (29)86.4% (59)

Opening leads by suit led: ♠ 75.0% (8) · ♥ 78.6% (14) · ♦ 100.0% (9) · ♣ 70.0% (10)

vs par by strain: NT +1.16 (56) · a suit -0.43 (112)

vs par by level: part-score -1.24 (63) · game +0.52 (93) · slam +3.92 (12)

By role: declaring -0.82/bd (-3.02 vs par · 80) · defending +0.47/bd (+2.94 vs par · 88)

By vulnerability: vulnerable +0.15/bd (+0.38 vs par · 84) · not vulnerable -0.44/bd (-0.18 vs par · 84)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2K.StefanecA.Majcher – P.PatreuhaOpen14+11.5+0.82+1.29
Round 3K.StefanecV.Trnavac – B.VelickovicClosed14+14.1+1.01+4.14
Round 4K.StefanecW.Chakraborty – S.ChatterjeeOpen14-15.7-1.12-2.50
Round 6K.StefanecC.Zhu – K.JinOpen14-8.4-0.60-1.07
Round 8K.StefanecM.Maasik – K.PruulClosed14-7.0-0.50-2.57
Round 10K.StefanecL.Urman – A.EzionOpen14+23.3+1.66+2.64
Round 11K.StefanecM.Dikbas – C.BasbugOpen14-39.1-2.79-0.86
Round 13K.StefanecS.Low – L.LiOpen14+12.0+0.86+0.57
Round 15K.StefanecZ.Ferov – D.LazarovOpen14-27.9-1.99+0.79
Round 16K.StefanecD.De Wit – E.VandewieleClosed14+24.4+1.74+1.21
Round 17K.StefanecA.Rowberg – D.LuOpen14+5.8+0.41-0.36
Round 18K.StefanecA.Ordog – R.RetzlerOpen14-17.4-1.24-2.07

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
+13.3Round 6🇨🇳 CHINA206♦♥7-2+17
+12.2Round 4🇮🇳 INDIA253♦x♥K-3+12
+12.0Round 10🇮🇱 ISRAEL233NT♠T-1+12
+10.9Round 3🇷🇸 SERBIA94♥♣2=+10
+10.6Round 10🇮🇱 ISRAEL254♥♣6-1+10
+10.5Round 6🇨🇳 CHINA196♥♠A-1+11
+10.2Round 16🇧🇪 BELGIUM213NT♥4-1+11
+9.7Round 13🇸🇬 SINGAPORE86♠♦K-1+14
+8.9Round 17🇺🇸 USA164♠x♣2+1+10
+8.7Round 3🇷🇸 SERBIA63NTx♦2-2+10
+8.5Round 18🇷🇴 ROMANIA253♠x♠2-1+11
+8.3Round 3🇷🇸 SERBIA36♠♣8-1+11
+7.6Round 3🇷🇸 SERBIA24♠♥A-3+9
+7.5Round 2🇵🇱 POLAND226♣♥4-1+15
+7.1Round 10🇮🇱 ISRAEL242♠♥K+4+13
+6.5Round 11🇹🇷 TURKIYE113NT♥2+1+4
+6.3Round 16🇧🇪 BELGIUM263NT♦6-1+12
+6.1Round 11🇹🇷 TURKIYE63NT♥9-2+11
+5.8Round 2🇵🇱 POLAND264♥♦A-1+12
+5.4Round 4🇮🇳 INDIA174♠♦Q-3+11
+5.3Round 10🇮🇱 ISRAEL173NT♦7-1+10
+4.9Round 13🇸🇬 SINGAPORE123NT♦K-4+11
+4.7Round 3🇷🇸 SERBIA136NT♠8-1+17
+4.6Round 17🇺🇸 USA142♠♦A-2+3
+4.4Round 4🇮🇳 INDIA154♠♦9-1+10
+4.4Round 18🇷🇴 ROMANIA274♠♣J-1+4
+4.3Round 4🇮🇳 INDIA282♠♠3-5+3
+4.3Round 16🇧🇪 BELGIUM283♣♥A-1+8
+3.9Round 2🇵🇱 POLAND202♠♥2=+0
+3.9Round 2🇵🇱 POLAND213♥♣K-1-2
+3.8Round 2🇵🇱 POLAND274♠♥J+1+1
+3.8Round 6🇨🇳 CHINA254♣♠A-2-1
+3.7Round 16🇧🇪 BELGIUM243NT♠4+2+1
+3.6Round 8🇱🇻 LATVIA253♦♣2+1-7
+3.5Round 13🇸🇬 SINGAPORE62♠♥3-1+5
+3.5Round 16🇧🇪 BELGIUM224♠♥2-1+5
+3.5Round 16🇧🇪 BELGIUM253♠♣J-1-1
+3.3Round 18🇷🇴 ROMANIA264♥x♠2=+5
+3.2Round 8🇱🇻 LATVIA262♠♦4+1+10
+3.2Round 17🇺🇸 USA1113NT♦A-2+6
+2.8Round 16🇧🇪 BELGIUM273NT♥9+2+0
+2.7Round 2🇵🇱 POLAND172♥♣7-2+1
+2.7Round 13🇸🇬 SINGAPORE101♥♠2+3-10
+2.5Round 17🇺🇸 USA124♠♥2+1+0
+2.4Round 15🇧🇬 BULGARIA73♠♠3+1-1
+2.3Round 18🇷🇴 ROMANIA233NT♥A=-1
+2.2Round 8🇱🇻 LATVIA214♠♣A=+3
+2.1Round 18🇷🇴 ROMANIA243♥♣2=-7
+2.0Round 13🇸🇬 SINGAPORE52♠♣T+1+2
+1.9Round 8🇱🇻 LATVIA154♠♣A=-1
+1.9Round 16🇧🇪 BELGIUM171NT♦K-2+7
+1.9Round 17🇺🇸 USA174♥♦2+1+0
+1.8Round 15🇧🇬 BULGARIA83♣♠K+1+0
+1.7Round 3🇷🇸 SERBIA53♣x♠J-1+1
+1.7Round 10🇮🇱 ISRAEL185♣♠A-1+6
+1.6Round 8🇱🇻 LATVIA274♥♣4=+1
+1.5Round 4🇮🇳 INDIA272NT♠2=+0
+1.5Round 11🇹🇷 TURKIYE123NT♠2+1+13
+1.4Round 17🇺🇸 USA1123NT♥9+2+1
+1.3Round 13🇸🇬 SINGAPORE45♣♣T=+2
+1.1Round 10🇮🇱 ISRAEL152♥♥T=-1
+0.9Round 17🇺🇸 USA132NT♠2+1+1
+0.6Round 4🇮🇳 INDIA234♠♥J=-13
+0.6Round 17🇺🇸 USA1134♥♠T+1+0
+0.5Round 2🇵🇱 POLAND163NT♠2+4+15
+0.5Round 6🇨🇳 CHINA154♠♥6+1+0
+0.5Round 17🇺🇸 USA194♣♠8-1-5
+0.4Round 8🇱🇻 LATVIA203NT♥3-2-8
+0.4Round 13🇸🇬 SINGAPORE13♦♥2-1+1
+0.2Round 2🇵🇱 POLAND243NT♠3+2+0
+0.2Round 2🇵🇱 POLAND284♠♥A+2-13
+0.2Round 4🇮🇳 INDIA203NT♠Q+1+0
+0.1Round 4🇮🇳 INDIA184♠♣3+1+0
+0.1Round 13🇸🇬 SINGAPORE21NT♥4+1-7
+0.1Round 15🇧🇬 BULGARIA14♠♥Q+1+0
-0.0Round 3🇷🇸 SERBIA83NT♦J+1+0
-0.0Round 17🇺🇸 USA1103NT♥2+1+0
-0.1Round 2🇵🇱 POLAND234♥♣K+2+13
-0.1Round 13🇸🇬 SINGAPORE134♠♥8+1+0
-0.2Round 16🇧🇪 BELGIUM203NT♦J+2+0
-0.3Round 11🇹🇷 TURKIYE83NT♣2+1+0
-0.3Round 15🇧🇬 BULGARIA63NT♥Q+2-14
-0.3Round 16🇧🇪 BELGIUM194♠♦Q=-1
-0.4Round 6🇨🇳 CHINA273NT♠A=+0
-0.4Round 8🇱🇻 LATVIA174♥♣7+1+0
-0.5Round 18🇷🇴 ROMANIA173NT♥9+1-1
-0.5Round 18🇷🇴 ROMANIA192♥♣6-1+3
-0.7Round 13🇸🇬 SINGAPORE112♥♣T=-7
-0.7Round 13🇸🇬 SINGAPORE142♥♣3=+0
-0.7Round 15🇧🇬 BULGARIA43♠♣K-1+5
-0.8Round 10🇮🇱 ISRAEL192♠♣7+1+0
-0.8Round 11🇹🇷 TURKIYE34♥♣A=+1
-0.8Round 11🇹🇷 TURKIYE92♥♣5-2-1
-0.8Round 11🇹🇷 TURKIYE144♥♣7+1+0
-0.9Round 10🇮🇱 ISRAEL222♦♣A-1+0
-0.9Round 10🇮🇱 ISRAEL275♣♠3+1-11
-0.9Round 15🇧🇬 BULGARIA123NT♣6+2+11
-1.1Round 3🇷🇸 SERBIA123NT♥4+1+12
-1.1Round 8🇱🇻 LATVIA282♥♣K+1+0
-1.1Round 10🇮🇱 ISRAEL204♥x♣A-1+7
-1.2Round 10🇮🇱 ISRAEL284♠♣A-1+2
-1.3Round 3🇷🇸 SERBIA144♣x♣8-2+0
-1.3Round 6🇨🇳 CHINA185♣♦Q=+2
-1.3Round 8🇱🇻 LATVIA221NT♥9=+1
-1.4Round 3🇷🇸 SERBIA116♣♦7=+2
-1.4Round 6🇨🇳 CHINA223NT♦4=+0
-1.5Round 8🇱🇻 LATVIA182♥♣2+2-4
-1.6Round 2🇵🇱 POLAND183NT♣3+3+10
-1.6Round 18🇷🇴 ROMANIA203NT♥4=+2
-1.7Round 11🇹🇷 TURKIYE73NT♠2+1-1
-1.7Round 13🇸🇬 SINGAPORE33NT♠6=+1
-1.8Round 10🇮🇱 ISRAEL213♣♥Q+1-6
-1.9Round 15🇧🇬 BULGARIA134♠♥T+1+0
-1.9Round 17🇺🇸 USA1146♠x♥A-2-5
-2.2Round 16🇧🇪 BELGIUM163NT♥4+2+1
-2.2Round 17🇺🇸 USA183NT♠2=-3
-2.4Round 16🇧🇪 BELGIUM184♠♥3-2-11
-2.4Round 18🇷🇴 ROMANIA181NT♠7=-6
-2.5Round 15🇧🇬 BULGARIA23♣♥9=+1
-2.6Round 15🇧🇬 BULGARIA34♠♥J=+1
-2.7Round 6🇨🇳 CHINA214♥♠3-1-5
-2.7Round 10🇮🇱 ISRAEL263♥♠4-2-3
-2.8Round 3🇷🇸 SERBIA74♣♣3-1-1
-2.9Round 6🇨🇳 CHINA234♦♦6=+0
-2.9Round 16🇧🇪 BELGIUM153♦♣K-2-2
-2.9Round 18🇷🇴 ROMANIA162♥x♠6-1+0
-3.0Round 8🇱🇻 LATVIA232♠♦4+1-6
-3.4Round 6🇨🇳 CHINA242NT♦2=+0
-3.5Round 8🇱🇻 LATVIA162♠♦2+1-1
-3.6Round 18🇷🇴 ROMANIA285♣x♠3-3-4
-3.8Round 15🇧🇬 BULGARIA93NT♣Q+3-1
-3.8Round 16🇧🇪 BELGIUM236♥♦7=-13
-3.9Round 2🇵🇱 POLAND192NT♠A-1-5
-3.9Round 3🇷🇸 SERBIA43♠♣A-2-3
-4.0Round 13🇸🇬 SINGAPORE71NT♦2-1-6
-4.1Round 15🇧🇬 BULGARIA101NT♥Q+1+10
-4.1Round 15🇧🇬 BULGARIA144♥♣Q=+1
-4.2Round 8🇱🇻 LATVIA193NT♦Q+3-14
-4.2Round 15🇧🇬 BULGARIA113NT♥6=+11
-4.4Round 6🇨🇳 CHINA172♠♦2+2-6
-4.6Round 6🇨🇳 CHINA283NT♦T+1-11
-4.7Round 2🇵🇱 POLAND154♠♥K+2-17
-4.9Round 8🇱🇻 LATVIA243NT♠2-1-10
-5.1Round 10🇮🇱 ISRAEL164♥♣2-2-2
-5.2Round 11🇹🇷 TURKIYE43NT♦J=-10
-5.4Round 13🇸🇬 SINGAPORE97♣♣6=+2
-5.5Round 6🇨🇳 CHINA261NT♠5-1-5
-5.6Round 18🇷🇴 ROMANIA213NT♦K-1-12
-5.8Round 4🇮🇳 INDIA163♥♠J+2-6
-5.8Round 4🇮🇳 INDIA261♦♥3-5-8
-6.2Round 17🇺🇸 USA113♠x♣K-3-2
-6.4Round 4🇮🇳 INDIA226♠♥T-2-11
-6.4Round 4🇮🇳 INDIA244♠♣K-2-11
-6.5Round 11🇹🇷 TURKIYE54♥x♠2-2+0
-6.5Round 11🇹🇷 TURKIYE103NT♣J+1+0
-6.7Round 2🇵🇱 POLAND252♠x♠4-1-12
-7.1Round 15🇧🇬 BULGARIA56♠♣4-1-13
-8.4Round 17🇺🇸 USA154♣♥K=-11
-8.5Round 3🇷🇸 SERBIA13♥x♠2=-10
-8.6Round 4🇮🇳 INDIA213NT♦Q+1-11
-8.6Round 11🇹🇷 TURKIYE13NT♦2-1-10
-8.8Round 3🇷🇸 SERBIA104♥♣J=+0
-9.1Round 18🇷🇴 ROMANIA223♦x♦2-3-9
-9.9Round 6🇨🇳 CHINA164♠♣2+3-17
-11.0Round 11🇹🇷 TURKIYE24♠x♦2-3-9
-11.0Round 11🇹🇷 TURKIYE134♠♥5=-10
-11.4Round 4🇮🇳 INDIA194♠♦2=-11
-11.8Round 18🇷🇴 ROMANIA152♠x♦5=-14