🇵🇱 ZMUDA Justyna · POLAND

25rank
+37.9Butler · 144 bds
+0.26per board
±4.4swing
+0.88vs par /bd · #9/83
+0.28adjusted /bd
Butler per round: 29.2 0.4 14.3 3.2 -28.6 0.3 7.7 7 4.4by round

vs par split: bidding +0.31 · play +0.57

Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted +0.28/bd

Card play — on target: opening leads 91.4% #9 of 83 · declarer play 87.2% #6 of 83 · defence 85.3% #32 of 83

Card play by contract type — on target
vs NTvs a suit
Opening leads90.9% (11)91.7% (24)
Declarer play66.7% (9)93.3% (30)
Defence82.6% (23)86.5% (52)

Opening leads by suit led: ♠ 100.0% (7) · ♥ 81.8% (11) · ♦ 100.0% (9) · ♣ 87.5% (8)

vs par by strain: NT +0.27 (45) · a suit +1.15 (99)

vs par by level: part-score +0.06 (50) · game +0.97 (88) · slam +6.33 (6)

By role: declaring +0.23/bd (-1.23 vs par · 69) · defending +0.29/bd (+2.81 vs par · 75)

By vulnerability: vulnerable +0.51/bd (+1.39 vs par · 72) · not vulnerable +0.01/bd (+0.36 vs par · 72)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1K.DufratR.Duvernoy – C.BaertClosed16+29.2+1.82+3.00
Round 3K.DufratR.Saket – A.QashuClosed16+0.4+0.03-0.12
Round 5K.DufratM.Khouri – L.KhalilClosed16+14.3+0.89+1.12
Round 6K.DufratS.Stockdale – F.BrownOpen16+3.2+0.20+0.94
Round 7K.DufratE.Khonicheva – A.GulevichOpen16-28.6-1.79-1.31
Round 9K.DufratS.Punch – E.McgowanClosed16+0.3+0.02+2.69
Round 11K.DufratL.Thomson – L.WynstonClosed16+7.7+0.48-0.25
Round 12K.DufratN.Djurovic – E.HavasOpen16+7.0+0.44+0.06
Round 13K.DufratG.Meng – W.TsaiOpen16+4.4+0.28+1.75

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
+12.2Round 13🇹🇼 CHINESE TAIPEI163NT♦Q-1+13
+11.5Round 11🇨🇦 CANADA16♣♥A=+10
+11.3Round 1🇬🇵 GUADELOUPE154♥♥7=+12
+10.8Round 1🇬🇵 GUADELOUPE124♠♥5-1+11
+10.5Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND206♥♣8-2+17
+9.0Round 5🇪🇬 EGYPT94♠♥K=+0
+8.8Round 13🇹🇼 CHINESE TAIPEI45♣♥9-2+16
+8.7Round 13🇹🇼 CHINESE TAIPEI93NT♥4+2+2
+7.4Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND192♥♠2-3+9
+6.8Round 11🇨🇦 CANADA25♥x♠A-1+11
+6.5Round 1🇬🇵 GUADELOUPE74♠♥K-1+9
+6.0Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND244♠x♥A-1+5
+6.0Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND265♥♠J-3+11
+6.0Round 13🇹🇼 CHINESE TAIPEI55♦x♣5-4+4
+5.7Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND153NT♥10-1+10
+4.7Round 13🇹🇼 CHINESE TAIPEI13NT♥6-3+6
+4.5Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND72♦♣10=+5
+4.3Round 5🇪🇬 EGYPT143NT♠J=-1
+4.3Round 11🇨🇦 CANADA104♥♣10-2+8
+3.9Round 12🇦🇺 AUSTRALIA243NT♠5+3+1
+3.8Round 1🇬🇵 GUADELOUPE53NT♠7=+12
+3.8Round 3🇯🇴 JORDAN134♥♣A-3+9
+3.6Round 1🇬🇵 GUADELOUPE22NT♥J+2+2
+3.6Round 3🇯🇴 JORDAN154♥♠A-1+5
+3.6Round 5🇪🇬 EGYPT33♠♣10-1+5
+3.6Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND162♦♥K-1+2
+3.5Round 3🇯🇴 JORDAN71♥♦A-1-1
+3.5Round 3🇯🇴 JORDAN144♥♦10+2+14
+3.4Round 11🇨🇦 CANADA124♥♠K-1+5
+3.3Round 3🇯🇴 JORDAN35♣x♠4-1+8
+3.3Round 12🇦🇺 AUSTRALIA282♦♦J+2+7
+3.2Round 3🇯🇴 JORDAN113♠♥5=+0
+3.2Round 7🇷🇺 RUSSIA104♠♦4=-1
+3.2Round 12🇦🇺 AUSTRALIA174♠♣Q=+0
+3.2Round 12🇦🇺 AUSTRALIA202♦♥Q+2+10
+3.0Round 7🇷🇺 RUSSIA133♣♣5-1+5
+2.8Round 5🇪🇬 EGYPT23♣♦A=+6
+2.8Round 7🇷🇺 RUSSIA14♥♣5+2-11
+2.8Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND121NT♣4=+0
+2.8Round 12🇦🇺 AUSTRALIA322♠♣K+3+10
+2.7Round 3🇯🇴 JORDAN163♠♦A-2+3
+2.5Round 11🇨🇦 CANADA44♥♦9=+0
+2.4Round 1🇬🇵 GUADELOUPE65♦♠6=+0
+2.4Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND54♠♣K+1+2
+2.3Round 1🇬🇵 GUADELOUPE163♦♥9-1+11
+2.3Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND144♠♣8=+0
+2.2Round 1🇬🇵 GUADELOUPE104♥♠A-2+3
+2.2Round 11🇨🇦 CANADA151NT♥5-2+0
+2.2Round 12🇦🇺 AUSTRALIA294♠♥4+1+0
+2.0Round 7🇷🇺 RUSSIA124♠♥J=+0
+1.8Round 3🇯🇴 JORDAN91NT♣6+3-6
+1.8Round 5🇪🇬 EGYPT132♠♦J+1+0
+1.7Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND301NT♦3-2+0
+1.6Round 12🇦🇺 AUSTRALIA191NT♥K-4+9
+1.4Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND235♦♥4-1+6
+1.2Round 12🇦🇺 AUSTRALIA254♥♠9+2+1
+1.0Round 3🇯🇴 JORDAN124♥♠2+1+0
+0.9Round 3🇯🇴 JORDAN43♦♠5+3+1
+0.9Round 11🇨🇦 CANADA94♠♣Q+1-11
+0.8Round 5🇪🇬 EGYPT103NT♦3=+2
+0.8Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND82♣♦K-1+4
+0.8Round 12🇦🇺 AUSTRALIA273NT♥5=-2
+0.8Round 13🇹🇼 CHINESE TAIPEI81NT♠K-1+4
+0.6Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND274♠♥A-1+4
+0.5Round 12🇦🇺 AUSTRALIA313♠♣4-2-11
+0.3Round 7🇷🇺 RUSSIA23NT♠K+2+0
+0.3Round 7🇷🇺 RUSSIA113NT♥J+1+0
+0.2Round 1🇬🇵 GUADELOUPE141NT♠8-2-1
+0.2Round 3🇯🇴 JORDAN51NT♣10+1-10
+0.2Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND101NT♦5-1-1
+0.2Round 13🇹🇼 CHINESE TAIPEI146♦♥7+1+11
+0.1Round 5🇪🇬 EGYPT44♠♦3=-1
+0.1Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND23NT♦2=+2
+0.0Round 1🇬🇵 GUADELOUPE93NT♦5+3+13
+0.0Round 11🇨🇦 CANADA74♥♦3+1+0
-0.1Round 5🇪🇬 EGYPT13NT♦K+1+0
-0.1Round 7🇷🇺 RUSSIA74♥♣6+1+0
-0.1Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND63NT♥4=-1
-0.2Round 5🇪🇬 EGYPT73NT♠9=+0
-0.2Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND323NT♠5=+2
-0.2Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND13NT♥J-2+6
-0.3Round 5🇪🇬 EGYPT123NT♥4+2-1
-0.3Round 13🇹🇼 CHINESE TAIPEI154♠x♦Q-1+0
-0.4Round 5🇪🇬 EGYPT54♥♦7=+0
-0.5Round 1🇬🇵 GUADELOUPE83NT♠6+1+1
-0.5Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND283♦♣A+1+7
-0.5Round 11🇨🇦 CANADA134♠♦9=+1
-0.5Round 13🇹🇼 CHINESE TAIPEI24♠♦10+1+0
-0.5Round 13🇹🇼 CHINESE TAIPEI102♥♦A+1+0
-0.6Round 5🇪🇬 EGYPT154♠♣A+1+0
-0.7Round 1🇬🇵 GUADELOUPE112NT♥3=+0
-0.7Round 5🇪🇬 EGYPT114♠♣9=+11
-0.8Round 1🇬🇵 GUADELOUPE13♠x♦A-2-12
-0.8Round 5🇪🇬 EGYPT163♣♠7-1+2
-1.0Round 7🇷🇺 RUSSIA44♠♥Q=-3
-1.2Round 11🇨🇦 CANADA82♠♣K+1+0
-1.3Round 5🇪🇬 EGYPT64♥♣2-2+1
-1.4Round 11🇨🇦 CANADA33NT♠10-1-5
-1.4Round 13🇹🇼 CHINESE TAIPEI34♥♠A-1+2
-1.6Round 7🇷🇺 RUSSIA94♥♦10-2-11
-1.6Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND113NT♥7=+11
-1.6Round 12🇦🇺 AUSTRALIA212NT♠6-2-7
-1.7Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND173♦♠7=-5
-1.8Round 1🇬🇵 GUADELOUPE43♠♦K-1+1
-1.8Round 11🇨🇦 CANADA61NT♥4-1-5
-2.0Round 11🇨🇦 CANADA161♠♣10+3-6
-2.0Round 12🇦🇺 AUSTRALIA264♠♥3+1+0
-2.0Round 13🇹🇼 CHINESE TAIPEI112♥♠2=-5
-2.1Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND132♥♣5+1+0
-2.2Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND253NT♦3=-10
-2.2Round 7🇷🇺 RUSSIA62♠♥A+1+0
-2.2Round 12🇦🇺 AUSTRALIA224♠♣5+2-11
-2.4Round 3🇯🇴 JORDAN24♥♣K-2-7
-2.5Round 7🇷🇺 RUSSIA164♠♣3+2+12
-2.5Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND34♥♠4=-1
-2.5Round 12🇦🇺 AUSTRALIA232♥♥5+1-8
-2.7Round 12🇦🇺 AUSTRALIA304NT♣6+2-1
-3.2Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND311NT♣5=+2
-3.5Round 3🇯🇴 JORDAN83NT♠4-3-7
-3.7Round 5🇪🇬 EGYPT81♥♠2+4-6
-4.0Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND41NT♥6+3+2
-4.2Round 7🇷🇺 RUSSIA144♥♦5-1-10
-4.2Round 11🇨🇦 CANADA54♥♦5=+0
-4.7Round 12🇦🇺 AUSTRALIA185♥♠A-1+3
-4.8Round 1🇬🇵 GUADELOUPE134♠x♣A-2+0
-4.8Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND224♠♦7=-3
-4.8Round 13🇹🇼 CHINESE TAIPEI123♣♠A-1-6
-5.2Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND292NT♣8+1-10
-5.3Round 1🇬🇵 GUADELOUPE35♣♠7+1-14
-5.5Round 13🇹🇼 CHINESE TAIPEI64♦♥5-2-6
-5.8Round 3🇯🇴 JORDAN12♥♦J+1-1
-5.9Round 11🇨🇦 CANADA114♠♦4=-7
-6.2Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND214♠♦7-2-13
-6.3Round 7🇷🇺 RUSSIA154♥♥J-2-2
-6.4Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND183NT♣10=-7
-6.8Round 3🇯🇴 JORDAN64♥♦A=-13
-6.9Round 11🇨🇦 CANADA143NT♠4-1-5
-7.1Round 7🇷🇺 RUSSIA86♥♠10+1+11
-7.5Round 7🇷🇺 RUSSIA53NT♠6-2-8
-7.7Round 7🇷🇺 RUSSIA35♣♠4=-3
-8.6Round 3🇯🇴 JORDAN102♣x♥3-2+3
-9.2Round 13🇹🇼 CHINESE TAIPEI133NT♣3+1+0
-11.6Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND96♦♠5=+2
-12.8Round 13🇹🇼 CHINESE TAIPEI76♥♣A=-13