🇵🇱 DUFRAT Katarzyna · POLAND

11rank
+145.7Butler · 256 bds
+0.57per board
±4.3swing
+0.14vs par /bd · #59/130
+0.46adjusted /bd
Butler per round: 37 11.7 -16.8 36.6 -9.9 14.6 -2.7 29.1 13.4 22.7 2.2 24.5 12.4 -1 2 -30.1by round

vs par split: bidding -0.05 · play +0.27

Strength of schedule: opponents averaged -0.11/bd (an easy draw) → opponent-adjusted +0.46/bd

Card play — on target: opening leads 81.5% #43 of 130 · declarer play 68.8% #82 of 130 · defence 88.3% #27 of 130

Card play by contract type — on target
vs NTvs a suit
Opening leads73.7% (19)84.8% (46)
Declarer play72.2% (18)67.4% (46)
Defence84.8% (33)89.7% (87)

Opening leads by suit led: ♠ 72.7% (22) · ♥ 81.2% (16) · ♦ 91.7% (12) · ♣ 86.7% (15)

vs par by strain: NT -1.04 (76) · a suit +0.69 (177)

vs par by level: part-score +1.04 (83) · game -0.62 (150) · slam +2.55 (20)

By role: declaring +0.97/bd (-1.96 vs par · 134) · defending +0.13/bd (+2.45 vs par · 122)

By vulnerability: vulnerable +0.68/bd (+0.26 vs par · 128) · not vulnerable +0.46/bd (+0.02 vs par · 128)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.ZmudaD.Maldini – M.GorraClosed16+37.0+2.31-2.31
Round 2J.ZmudaA.Tadeu – T.KayClosed16+11.7+0.73+0.50
Round 4J.ZmudaI.Teinemaa – I.PiibelehtClosed16-16.8-1.05-0.38
Round 6J.ZmudaS.Punch – P.LeslieOpen16+36.6+2.29+3.31
Round 7J.ZmudaC.D'Ovidio – N.FreyOpen16-9.9-0.62+1.62
Round 8J.ZmudaM.Barnes – A.MuruagaOpen16+14.6+0.91-0.69
Round 10J.ZmudaE.Laukkanen – M.MantylaClosed16-2.7-0.17-0.38
Round 11J.ZmudaM.Sabljic – B.TalijanOpen16+29.1+1.82+1.44
Round 14J.ZmudaV.Spanou – G.MitsiClosed16+13.4+0.84-0.62
Round 16J.ZmudaM.Eggeling – B.HackettOpen16+22.7+1.42+0.38
Round 17J.ZmudaT.Ege – S.FarholtClosed16+2.2+0.14+0.00
Round 18J.ZmudaM.Harding – A.FuglestadOpen16+24.5+1.53+2.69
Round 19J.ZmudaA.Zalai – O.HegedusOpen16+12.4+0.78-0.88
Round 20J.ZmudaF.Piscitelli – M.ChavarriaOpen16-1.0-0.06-0.25
Round 21J.ZmudaN.Tal – D.TalClosed16+2.0+0.12+0.38
Round 22J.ZmudaI.Gronkvist – C.RimstedtOpen16-30.1-1.88-2.56

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
+14.5Round 2🇵🇹 PORTUGAL26♠♣4=+13
+13.6Round 17🇩🇰 DENMARK94♠♥K+3+17
+11.8Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND103NT♣2+1+11
+11.7Round 10🇫🇮 FINLAND225♣♣8-1+15
+11.4Round 1🇸🇲 SAN MARINO246♦♣9=+9
+11.4Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND16♠♥5-1+14
+10.9Round 8🇪🇸 SPAIN283♣x♠A-5+10
+10.0Round 11🇷🇸 SERBIA93NT♠3-1+12
+9.9Round 22🇸🇪 SWEDEN306♥♣A-2+14
+9.6Round 19🇭🇺 HUNGARY314♠x♦A-2+9
+9.5Round 18🇳🇴 NORWAY26♣♠5=+12
+8.5Round 17🇩🇰 DENMARK104♥♠8=+0
+8.0Round 2🇵🇹 PORTUGAL124♠♣K=+0
+8.0Round 16🇩🇪 GERMANY294♥♠Q=-10
+8.0Round 21🇮🇱 ISRAEL154NT♣7+2+14
+7.8Round 8🇪🇸 SPAIN214NT♦5+2+11
+7.7Round 18🇳🇴 NORWAY114♠♥J+1+11
+7.6Round 19🇭🇺 HUNGARY224♠♦J-2+12
+7.5Round 1🇸🇲 SAN MARINO186NT♣10=-13
+7.4Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND44♥♦6=+0
+7.0Round 19🇭🇺 HUNGARY213NT♠J+3+1
+6.8Round 1🇸🇲 SAN MARINO236♣♦A+1-12
+6.7Round 11🇷🇸 SERBIA14♦♥J-5+8
+6.5Round 14🇬🇷 GREECE194♥♣3-1+12
+6.4Round 16🇩🇪 GERMANY223NT♦8+1+1
+6.0Round 8🇪🇸 SPAIN314♠♥4=+0
+6.0Round 20🇮🇹 ITALY154♥♠6+1+7
+5.8Round 7🇫🇷 FRANCE183♣♦K=+6
+5.7Round 7🇫🇷 FRANCE261NT♠J-4-5
+5.6Round 18🇳🇴 NORWAY96♦♣5=+9
+5.4Round 1🇸🇲 SAN MARINO204♠♦9+1+13
+5.4Round 2🇵🇹 PORTUGAL64♠♣K=+0
+5.2Round 8🇪🇸 SPAIN234♠♥A-1+6
+5.0Round 14🇬🇷 GREECE224♥♣A-2+7
+4.9Round 7🇫🇷 FRANCE283♥x♠A-2+9
+4.7Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND23♦♠K+1+7
+4.7Round 16🇩🇪 GERMANY193NT♥A-2+7
+4.6Round 8🇪🇸 SPAIN276♣♠5=-10
+4.6Round 20🇮🇹 ITALY53NT♠J+1+0
+4.5Round 11🇷🇸 SERBIA81♥♣5=+8
+4.4Round 21🇮🇱 ISRAEL91NT♦2=+5
+4.4Round 22🇸🇪 SWEDEN233NT♠Q-1+16
+4.3Round 1🇸🇲 SAN MARINO174♠♥K=+0
+4.3Round 14🇬🇷 GREECE233NT♠7+3-12
+4.3Round 20🇮🇹 ITALY25♣♦3=+0
+4.2Round 16🇩🇪 GERMANY274♥♣J-1+10
+4.1Round 8🇪🇸 SPAIN243NT♦5=+0
+4.1Round 18🇳🇴 NORWAY76♠♥K-3+14
+4.0Round 1🇸🇲 SAN MARINO254♥♣3=-1
+3.8Round 14🇬🇷 GREECE274♠♥7+1+1
+3.8Round 18🇳🇴 NORWAY32♥♦K+1+7
+3.7Round 19🇭🇺 HUNGARY244♥♠K+2+2
+3.5Round 14🇬🇷 GREECE252♥♥3-1+0
+3.4Round 16🇩🇪 GERMANY313NT♣2-4+7
+3.4Round 21🇮🇱 ISRAEL24♥♦K=-1
+3.2Round 2🇵🇹 PORTUGAL94♥♦K=-1
+3.2Round 16🇩🇪 GERMANY183♥♣4-4+3
+3.1Round 1🇸🇲 SAN MARINO273NT♥5-3+7
+3.1Round 7🇫🇷 FRANCE324♠♦A=+0
+3.0Round 1🇸🇲 SAN MARINO192♠♣5-1+13
+3.0Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND143NT♣2-1+10
+3.0Round 14🇬🇷 GREECE303NT♦3-2+6
+2.8Round 4🇪🇪 ESTONIA26♥♦A=+8
+2.7Round 11🇷🇸 SERBIA103♥♦A-1-1
+2.7Round 16🇩🇪 GERMANY171NT♣Q=-1
+2.6Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND123NT♦5-1+5
+2.6Round 16🇩🇪 GERMANY242♠x♠K-1+5
+2.6Round 17🇩🇰 DENMARK163NT♥2+3-10
+2.6Round 21🇮🇱 ISRAEL12♥♠6+1+7
+2.5Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND64♥♦2=+0
+2.5Round 11🇷🇸 SERBIA41NT♣J=+5
+2.2Round 2🇵🇹 PORTUGAL131NT♠3-1+12
+2.2Round 8🇪🇸 SPAIN305♦x♥10-1+11
+2.2Round 10🇫🇮 FINLAND302♥♠K-1+3
+2.2Round 18🇳🇴 NORWAY44♠♣A+1+1
+2.1Round 16🇩🇪 GERMANY253NT♠2+1+0
+2.1Round 19🇭🇺 HUNGARY174♥♦J-1+10
+2.1Round 21🇮🇱 ISRAEL44♠♥5=-1
+2.1Round 21🇮🇱 ISRAEL124♠x♠A-1+5
+2.0Round 4🇪🇪 ESTONIA43♠♥Q+3+9
+2.0Round 11🇷🇸 SERBIA152♠♥4-1+4
+2.0Round 19🇭🇺 HUNGARY193♠♣A=+0
+2.0Round 19🇭🇺 HUNGARY251NT♥8=+5
+2.0Round 20🇮🇹 ITALY82♥♥10+2+1
+2.0Round 21🇮🇱 ISRAEL66♠♥7=-11
+1.9Round 11🇷🇸 SERBIA141NT♦5+1+0
+1.8Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND133NT♣Q-1+12
+1.7Round 19🇭🇺 HUNGARY233NT♦8+1-1
+1.6Round 2🇵🇹 PORTUGAL72♠♦K+2+7
+1.5Round 1🇸🇲 SAN MARINO295♠♦A=+4
+1.5Round 4🇪🇪 ESTONIA162♠♥8-1+5
+1.4Round 11🇷🇸 SERBIA134♠♣5+1+0
+1.4Round 20🇮🇹 ITALY133NT♠10+1+0
+1.3Round 7🇫🇷 FRANCE235♣♠5-3+4
+1.3Round 17🇩🇰 DENMARK42♠♣7-1+11
+1.3Round 20🇮🇹 ITALY74♠♦10=+1
+1.2Round 2🇵🇹 PORTUGAL32♦♥J+1+1
+1.2Round 10🇫🇮 FINLAND253NT♠2=-1
+1.1Round 1🇸🇲 SAN MARINO304♥♣5+1-11
+1.1Round 2🇵🇹 PORTUGAL15♣♠A-2-6
+1.1Round 8🇪🇸 SPAIN254♠♣9+1+13
+1.1Round 18🇳🇴 NORWAY163♣♥9-2-6
+1.0Round 18🇳🇴 NORWAY14♥♠2=+0
+1.0Round 18🇳🇴 NORWAY56♣♠K+1+0
+0.9Round 14🇬🇷 GREECE202NT♠3-2-9
+0.8Round 4🇪🇪 ESTONIA12Pass+3
+0.8Round 10🇫🇮 FINLAND312♠♥3-1+0
+0.8Round 11🇷🇸 SERBIA51NT♥3=-1
+0.8Round 22🇸🇪 SWEDEN264♠♦2+1+1
+0.7Round 7🇫🇷 FRANCE251NT♠Q=+1
+0.7Round 14🇬🇷 GREECE312♠♥7-1+7
+0.7Round 18🇳🇴 NORWAY104♥♠2+1+0
+0.7Round 21🇮🇱 ISRAEL103♦♠Q=+0
+0.7Round 22🇸🇪 SWEDEN174♠x♦K-2+0
+0.6Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND113♠♣2-3+0
+0.6Round 20🇮🇹 ITALY94♦♠6-1+4
+0.5Round 1🇸🇲 SAN MARINO213♦♥4=-11
+0.5Round 7🇫🇷 FRANCE211NT♠5+3+6
+0.5Round 19🇭🇺 HUNGARY203NT♠A-1-6
+0.4Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND73♦♠J+1+10
+0.4Round 8🇪🇸 SPAIN262♠♦8+1+0
+0.4Round 11🇷🇸 SERBIA34♠♦Q-1+6
+0.4Round 16🇩🇪 GERMANY212♠♦5-1+8
+0.4Round 18🇳🇴 NORWAY152♦♦A+1+0
+0.4Round 22🇸🇪 SWEDEN314♥♣A+1+1
+0.3Round 14🇬🇷 GREECE184♠♣8+1+0
+0.3Round 14🇬🇷 GREECE324♠♣4+1+0
+0.2Round 4🇪🇪 ESTONIA13♠♦8-1-5
+0.2Round 10🇫🇮 FINLAND182♥♣8+1+0
+0.2Round 11🇷🇸 SERBIA64♥♦5+3+2
+0.2Round 11🇷🇸 SERBIA121NT♦6+1+0
+0.1Round 2🇵🇹 PORTUGAL44♥♣10+1+0
+0.1Round 2🇵🇹 PORTUGAL143NT♥9=-1
+0.1Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND54♠♥10+1+0
+0.1Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND154♠♦5-2-5
+0.1Round 7🇫🇷 FRANCE223NT♥9=-1
+0.1Round 21🇮🇱 ISRAEL53NT♦J+2+0
+0.0Round 4🇪🇪 ESTONIA33♦♥3-1-4
+0.0Round 8🇪🇸 SPAIN181NT♠3=+1
-0.0Round 8🇪🇸 SPAIN322♥♦5+2-6
+0.0Round 17🇩🇰 DENMARK61NT♥5=+5
-0.1Round 7🇫🇷 FRANCE193NT♦3-1-5
-0.1Round 16🇩🇪 GERMANY264♠♥5=+0
-0.1Round 17🇩🇰 DENMARK145♣♦6=+11
-0.2Round 2🇵🇹 PORTUGAL152♥♦K=+0
-0.2Round 17🇩🇰 DENMARK22♠♦3=-1
-0.3Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND93NT♥J=-1
-0.4Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND33NT♦10+4-10
-0.4Round 10🇫🇮 FINLAND191NT♠5+1+0
-0.4Round 17🇩🇰 DENMARK83NT♠7+3-1
-0.5Round 4🇪🇪 ESTONIA132♥♣Q=-1
-0.5Round 10🇫🇮 FINLAND212♠♦3=+1
-0.5Round 14🇬🇷 GREECE214♥♦Q+1-1
-0.5Round 17🇩🇰 DENMARK14♥♦K+1+1
-0.5Round 19🇭🇺 HUNGARY293♣♦Q-1+0
-0.5Round 20🇮🇹 ITALY114♥♦K+1+0
-0.5Round 20🇮🇹 ITALY144♠♥Q+1+0
-0.6Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND164♠♣5+1+0
-0.6Round 11🇷🇸 SERBIA24♠♠8=+0
-0.6Round 20🇮🇹 ITALY44♥♠K+1-1
-0.6Round 22🇸🇪 SWEDEN276♦♣6=-2
-0.7Round 2🇵🇹 PORTUGAL51NT♥8+2+6
-0.8Round 10🇫🇮 FINLAND324♠♥4+1+0
-0.8Round 16🇩🇪 GERMANY322♥♦A+3-6
-0.9Round 1🇸🇲 SAN MARINO264♠♠2+2-16
-0.9Round 2🇵🇹 PORTUGAL115♣♠K-2-6
-0.9Round 7🇫🇷 FRANCE203NT♥6+2+12
-0.9Round 11🇷🇸 SERBIA72♦♥6-1-11
-0.9Round 19🇭🇺 HUNGARY282♠♣8+1+0
-0.9Round 21🇮🇱 ISRAEL144♥♦5+1+0
-1.0Round 10🇫🇮 FINLAND233♠♥2-1-9
-1.0Round 20🇮🇹 ITALY34♠♣K+1+0
-1.0Round 20🇮🇹 ITALY122♠♥10+1-7
-1.0Round 21🇮🇱 ISRAEL164NT♦7+1+0
-1.1Round 4🇪🇪 ESTONIA153♦♣6-2+6
-1.1Round 10🇫🇮 FINLAND284♠♥10+1-1
-1.2Round 4🇪🇪 ESTONIA105♠♥A-2+7
-1.3Round 11🇷🇸 SERBIA16Pass-3
-1.3Round 14🇬🇷 GREECE244♠♥5+1+0
-1.3Round 17🇩🇰 DENMARK123NT♥7+3-16
-1.3Round 19🇭🇺 HUNGARY185♠♥4+1-13
-1.4Round 1🇸🇲 SAN MARINO321NT♣K=+1
-1.4Round 11🇷🇸 SERBIA112NT♥4+1-6
-1.4Round 22🇸🇪 SWEDEN184♠♣Q-1-12
-1.5Round 17🇩🇰 DENMARK53♣♦A-1-2
-1.5Round 22🇸🇪 SWEDEN292♠♥9+1+0
-1.6Round 4🇪🇪 ESTONIA64♠♣K=-8
-1.6Round 4🇪🇪 ESTONIA143♦♠5=-5
-1.6Round 18🇳🇴 NORWAY132♥♥4+3+9
-1.8Round 8🇪🇸 SPAIN173NT♠5-1-5
-1.8Round 10🇫🇮 FINLAND173NT♥4+1+0
-1.8Round 17🇩🇰 DENMARK134♠♣J=+1
-1.9Round 14🇬🇷 GREECE261NT♦3+2-10
-1.9Round 18🇳🇴 NORWAY141NT♠2=-5
-2.1Round 1🇸🇲 SAN MARINO314♠♥9=-13
-2.1Round 4🇪🇪 ESTONIA73NT♠4+1-11
-2.1Round 10🇫🇮 FINLAND273NT♠K-3-7
-2.1Round 21🇮🇱 ISRAEL132♠♣2-1+0
-2.2Round 4🇪🇪 ESTONIA84♥♠K-1-11
-2.3Round 16🇩🇪 GERMANY302♠♣6-1-9
-2.3Round 21🇮🇱 ISRAEL82NT♥3=+7
-2.3Round 22🇸🇪 SWEDEN285♣♦K-1-12
-2.4Round 7🇫🇷 FRANCE304♥♠J+1+11
-2.4Round 10🇫🇮 FINLAND243NT♣K-2-6
-2.4Round 18🇳🇴 NORWAY81NT♦4+2-1
-2.5Round 7🇫🇷 FRANCE173NT♦7+2-11
-2.5Round 10🇫🇮 FINLAND295♦♠K=+0
-2.6Round 10🇫🇮 FINLAND264♠♣7-1+0
-2.7Round 1🇸🇲 SAN MARINO283♥♠6=-1
-2.8Round 16🇩🇪 GERMANY286♥♣9=+0
-2.8Round 22🇸🇪 SWEDEN255♣♠6=+2
-2.9Round 4🇪🇪 ESTONIA54♠♣A=+0
-2.9Round 18🇳🇴 NORWAY64♠♦3-1-5
-3.0Round 8🇪🇸 SPAIN223NT♣3-1-5
-3.0Round 17🇩🇰 DENMARK75♦♠A-1-6
-3.0Round 17🇩🇰 DENMARK113NT♠A-1-5
-3.1Round 20🇮🇹 ITALY104♥♠A=+0
-3.2Round 14🇬🇷 GREECE284♠♦5=+0
-3.3Round 20🇮🇹 ITALY163♥♣7+1+1
-3.5Round 22🇸🇪 SWEDEN213NT♠2-1-12
-3.6Round 10🇫🇮 FINLAND204♠♠5+1-1
-3.6Round 14🇬🇷 GREECE175♠♥10=-11
-3.7Round 19🇭🇺 HUNGARY263NT♣6-2-7
-3.8Round 18🇳🇴 NORWAY122♠♥J-2-3
-4.0Round 19🇭🇺 HUNGARY304♠♣10-2-9
-4.1Round 16🇩🇪 GERMANY203NT♣2=+1
-4.1Round 21🇮🇱 ISRAEL33NT♠5-1-5
-4.1Round 22🇸🇪 SWEDEN194♥♦2=+0
-4.2Round 17🇩🇰 DENMARK153♠♦J-1+0
-4.4Round 7🇫🇷 FRANCE314♠♦5+1+0
-4.4Round 14🇬🇷 GREECE293♠♥A=+0
-4.5Round 1🇸🇲 SAN MARINO224♠♦3-2-6
-4.7Round 21🇮🇱 ISRAEL73♠♥K-1-6
-4.9Round 16🇩🇪 GERMANY233NT♦4=-10
-5.1Round 4🇪🇪 ESTONIA112♠♥6=-6
-5.1Round 7🇫🇷 FRANCE296♣♠5=+2
-5.3Round 20🇮🇹 ITALY63NT♠10-1-6
-5.6Round 22🇸🇪 SWEDEN243NT♠5+2-11
-5.7Round 2🇵🇹 PORTUGAL84♠♣A+1-4
-5.8Round 4🇪🇪 ESTONIA96♠♥4=+7
-5.9Round 20🇮🇹 ITALY15♣x♣2=-4
-6.2Round 19🇭🇺 HUNGARY273NT♦2=-7
-6.2Round 22🇸🇪 SWEDEN224♥♠A-1-14
-6.6Round 8🇪🇸 SPAIN193NT♣4-1-14
-6.8Round 7🇫🇷 FRANCE276♥♠7+1+11
-7.1Round 8🇪🇸 SPAIN205♦x♦7=-11
-7.2Round 19🇭🇺 HUNGARY324♠♣2=-10
-7.8Round 17🇩🇰 DENMARK33NT♥A-1-5
-8.0Round 2🇵🇹 PORTUGAL164♠♦6=-3
-8.3Round 21🇮🇱 ISRAEL11Adj.♥2-8
-8.5Round 6🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND86♣♠J=+0
-9.0Round 22🇸🇪 SWEDEN204♠♣J+1-1
-9.2Round 8🇪🇸 SPAIN293NT♦5-1-12
-9.3Round 22🇸🇪 SWEDEN323NT♦5=-11
-9.8Round 7🇫🇷 FRANCE246♥♣K-2-14
-10.2Round 2🇵🇹 PORTUGAL104♠♣K=-10