🇵🇱 KATER Ewa · POLAND

54rank
+37.1Butler · 220 bds
+0.17per board
±4.4swing
+0.37vs par /bd · #39/148
+0.28adjusted /bd
Butler per round: -21.7 -4.7 4.6 18.9 -15.1 -8.1 0.6 -13.2 17.6 24.1 34.1by round

vs par split: bidding +0.26 · play +0.09

Strength of schedule: opponents averaged +0.11/bd (a tough draw) → opponent-adjusted +0.28/bd

Card play — on target: opening leads 83.7% #24 of 148 · declarer play 72.7% #82 of 148 · defence 83.3% #93 of 148

Card play by contract type — on target
vs NTvs a suit
Opening leads70.6% (17)90.6% (32)
Declarer play72.7% (11)72.7% (44)
Defence86.2% (29)82.3% (79)

Opening leads by suit led: ♠ 88.2% (17) · ♥ 91.7% (12) · ♦ 75.0% (8) · ♣ 75.0% (12)

vs par by strain: NT +1.00 (57) · a suit +0.15 (163)

vs par by level: part-score +1.00 (90) · game -0.06 (119) · slam -0.09 (11)

By role: declaring +0.18/bd (-2.15 vs par · 112) · defending +0.15/bd (+2.99 vs par · 108)

By vulnerability: vulnerable +0.01/bd (+0.39 vs par · 110) · not vulnerable +0.32/bd (+0.35 vs par · 110)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1E.KozyraG.Olivieri – G.ArrigoniOpen20-21.7-1.08-0.15
Round 3E.KozyraV.Adut – L.GumrukcuogluOpen20-4.7-0.24-0.95
Round 5E.KozyraM.Panadero – M.BabotClosed20+4.6+0.23+0.35
Round 8E.KozyraN.Sver – M.PilipovicOpen20+18.9+0.94+2.25
Round 10E.KozyraS.Auken – D.Von ArnimOpen20-15.1-0.76+0.75
Round 12E.KozyraH.Thomasberger – H.StigleitnerOpen20-8.1-0.40-0.55
Round 13E.KozyraS.Teshome – C.JaggerClosed20+0.6+0.03+0.00
Round 15E.KozyraS.Lambrinou – E.TsirikouOpen20-13.2-0.66-1.30
Round 21E.KozyraV.Gromova – T.PonomarevaClosed20+17.6+0.88+0.50
Round 22E.KozyraE.Jakobsdottir – V.KristjonsdottirClosed20+24.1+1.21+3.20
Round 24E.KozyraJ.Jankova – P.HoderovaOpen20+34.1+1.71+0.00

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
+13.9Round 3🇹🇷 TURKEY66♠♦7-1+14
+11.1Round 8🇭🇷 CROATIA147♣♦7=-2
+10.9Round 5🇪🇸 SPAIN132♠x♣6-3+12
+10.5Round 1🇮🇹 ITALY143NT♥Q-1+16
+10.0Round 24🇨🇿 CZECH REP.181♥♦Q=+12
+9.6Round 3🇹🇷 TURKEY194♠♦K+1+4
+9.1Round 21🇷🇺 RUSSIA55♥x♦J-1+9
+9.0Round 8🇭🇷 CROATIA173NTx♠K-3+12
+9.0Round 21🇷🇺 RUSSIA66♠♣6-1+11
+7.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND194♦♥A-1+10
+7.5Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND183NT♦5=+7
+7.2Round 5🇪🇸 SPAIN55♥♠A-1+9
+7.2Round 10🇩🇪 GERMANY204♠♣A=+3
+7.2Round 12🇦🇹 AUSTRIA83♥♠5+2+12
+7.2Round 22🇮🇸 ICELAND205♣♠A-3+8
+6.8Round 10🇩🇪 GERMANY104♥♣5-1+12
+6.8Round 24🇨🇿 CZECH REP.113NT♦A-1+10
+6.7Round 5🇪🇸 SPAIN22♥♣J-4+6
+6.3Round 22🇮🇸 ICELAND62♠♣A-1+8
+6.0Round 24🇨🇿 CZECH REP.136♥♣5=-13
+5.9Round 22🇮🇸 ICELAND184♥♠A-2+2
+5.7Round 10🇩🇪 GERMANY12♠♥10=+5
+5.7Round 12🇦🇹 AUSTRIA72♦♠J+3+10
+5.4Round 24🇨🇿 CZECH REP.152♥x♠Q-3-5
+5.3Round 8🇭🇷 CROATIA41♦♥6+1+6
+5.3Round 15🇬🇷 GREECE23NT♣4+1+0
+5.3Round 24🇨🇿 CZECH REP.202♠♥3=+0
+5.1Round 12🇦🇹 AUSTRIA44♥♣3=+0
+5.1Round 15🇬🇷 GREECE115♥♣=+0
+4.8Round 10🇩🇪 GERMANY84♠♦10-1+10
+4.7Round 3🇹🇷 TURKEY105♦♠2=+3
+4.7Round 21🇷🇺 RUSSIA146♣♦6=-11
+4.5Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND142♠♦A=+6
+4.4Round 5🇪🇸 SPAIN72♥♥4=+6
+4.4Round 8🇭🇷 CROATIA84♥♣Q-1+8
+4.4Round 15🇬🇷 GREECE54♥♠6-1+11
+4.4Round 24🇨🇿 CZECH REP.52♠♥8-2+3
+4.2Round 24🇨🇿 CZECH REP.72♠♣2-4+5
+3.9Round 21🇷🇺 RUSSIA184♠♣J+1+0
+3.8Round 21🇷🇺 RUSSIA162NT♠9-2+6
+3.8Round 22🇮🇸 ICELAND133♠♦2=+0
+3.7Round 1🇮🇹 ITALY163NT♥9+2+1
+3.5Round 12🇦🇹 AUSTRIA156♥♠J=+10
+3.4Round 15🇬🇷 GREECE102♥♠8=+0
+3.4Round 22🇮🇸 ICELAND124♣x♥Q-2+9
+3.2Round 3🇹🇷 TURKEY123♠♦2-1+6
+3.2Round 8🇭🇷 CROATIA23NT♥4-2+13
+3.1Round 10🇩🇪 GERMANY114♥♦A-1+4
+3.1Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103NT♠10-1+1
+3.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND174♥♥5-1+5
+3.0Round 22🇮🇸 ICELAND11NT♦8=+5
+3.0Round 24🇨🇿 CZECH REP.83NT♠6-1+5
+2.9Round 10🇩🇪 GERMANY122NT♦3+1+6
+2.9Round 10🇩🇪 GERMANY183♥♠A-1+3
+2.7Round 1🇮🇹 ITALY123NT♥5+2+0
+2.7Round 12🇦🇹 AUSTRIA31NT♥Q+1+0
+2.7Round 12🇦🇹 AUSTRIA93♠♦Q-1+4
+2.6Round 24🇨🇿 CZECH REP.163♠x♣K-2-7
+2.5Round 21🇷🇺 RUSSIA195♥♦Q-1+10
+2.4Round 15🇬🇷 GREECE34♠♦=+6
+2.4Round 21🇷🇺 RUSSIA103NT♥6+4-12
+2.4Round 21🇷🇺 RUSSIA121♠♠A+3+2
+2.3Round 10🇩🇪 GERMANY52♣♦7+1+6
+2.3Round 21🇷🇺 RUSSIA14♠x♥6-2-4
+2.2Round 1🇮🇹 ITALY93NT♥J+2+0
+2.2Round 8🇭🇷 CROATIA33NT♣A+1+0
+2.2Round 8🇭🇷 CROATIA164♠♣2-1+5
+2.2Round 22🇮🇸 ICELAND173NT♥3=+0
+2.1Round 5🇪🇸 SPAIN113NT♠10+3+3
+2.0Round 5🇪🇸 SPAIN123NT♠2+1-14
+1.9Round 3🇹🇷 TURKEY22♣♣6+1+0
+1.9Round 15🇬🇷 GREECE124♥♦A-2+6
+1.8Round 8🇭🇷 CROATIA114♥♦7=-1
+1.7Round 10🇩🇪 GERMANY32♥♣K+1+7
+1.7Round 22🇮🇸 ICELAND83NT♠2+2+10
+1.6Round 12🇦🇹 AUSTRIA122♠♣K=+0
+1.6Round 15🇬🇷 GREECE44♥♣J+1+0
+1.6Round 22🇮🇸 ICELAND142♥♠K+2+2
+1.5Round 3🇹🇷 TURKEY52♥x♦4-3+4
+1.5Round 15🇬🇷 GREECE93NT♠7-1+2
+1.4Round 21🇷🇺 RUSSIA72♥♦5+1+0
+1.3Round 8🇭🇷 CROATIA54♠♣A+1+0
+1.3Round 8🇭🇷 CROATIA194♥♠5-3-4
+1.3Round 21🇷🇺 RUSSIA153♣♠8+1+6
+1.3Round 22🇮🇸 ICELAND194♣♠8-3+7
+1.2Round 1🇮🇹 ITALY43NT♥4-2+7
+1.2Round 24🇨🇿 CZECH REP.142NT♣Q-1+4
+1.1Round 5🇪🇸 SPAIN194♥♣9-1+10
+1.1Round 8🇭🇷 CROATIA134NT♥7+2+13
+1.1Round 15🇬🇷 GREECE154♠♥A=+0
+1.0Round 10🇩🇪 GERMANY173♥♣2-3+0
+1.0Round 12🇦🇹 AUSTRIA55♦♠Q+1-11
+1.0Round 22🇮🇸 ICELAND34♥♣A=+3
+0.9Round 22🇮🇸 ICELAND104♠♥A=+13
+0.7Round 12🇦🇹 AUSTRIA131♠♣K+3+10
+0.6Round 22🇮🇸 ICELAND72♦♥A+1+0
+0.5Round 3🇹🇷 TURKEY184♠♥3+1+0
+0.5Round 24🇨🇿 CZECH REP.172♥♦4+1+0
+0.4Round 8🇭🇷 CROATIA153♠♣A-1+2
+0.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83NT♠9+1+0
+0.4Round 24🇨🇿 CZECH REP.92♠♥3-1+1
+0.3Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND121NT♣J+2-6
+0.3Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND153NT♣10-1-5
+0.3Round 22🇮🇸 ICELAND51NT♣3=-2
+0.1Round 24🇨🇿 CZECH REP.42♠♣K=-1
+0.1Round 24🇨🇿 CZECH REP.124♠♥3-1+2
+0.0Round 5🇪🇸 SPAIN33♠♥7+1+6
-0.1Round 10🇩🇪 GERMANY71NT♣9+3+9
-0.2Round 1🇮🇹 ITALY172♠♦J+1+0
-0.2Round 12🇦🇹 AUSTRIA111NT♥4-1-3
-0.3Round 1🇮🇹 ITALY34♥♠7+1+0
-0.3Round 1🇮🇹 ITALY72♠♥7+1+0
-0.3Round 3🇹🇷 TURKEY162♠♦4+1+0
-0.3Round 15🇬🇷 GREECE204♠♣A-1-6
-0.4Round 1🇮🇹 ITALY63♣♥8-3+0
-0.4Round 10🇩🇪 GERMANY133NT♦5=-2
-0.4Round 21🇷🇺 RUSSIA113NT♥7+2+11
-0.4Round 21🇷🇺 RUSSIA202♣♦Q+1+0
-0.4Round 22🇮🇸 ICELAND154♥♣A+1+0
-0.5Round 3🇹🇷 TURKEY132♠♥Q=+1
-0.5Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND26♣♠J=+2
-0.5Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND203NT♥2=+0
-0.5Round 21🇷🇺 RUSSIA33♦♠7=+0
-0.6Round 5🇪🇸 SPAIN12♠♦K+1+7
-0.6Round 22🇮🇸 ICELAND25♠♥A=+0
-0.7Round 12🇦🇹 AUSTRIA204♥♣K+2-1
-0.7Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53NT♠10+4+12
-0.7Round 15🇬🇷 GREECE62♥♣K+1+0
-0.7Round 22🇮🇸 ICELAND93NT♣3+2-1
-0.8Round 3🇹🇷 TURKEY94♠♥7+1+0
-0.8Round 5🇪🇸 SPAIN203♦♣J+2+0
-1.0Round 1🇮🇹 ITALY83NT♦3=-1
-1.0Round 3🇹🇷 TURKEY43NT♠4+1+0
-1.0Round 5🇪🇸 SPAIN154♥♣A=-3
-1.0Round 8🇭🇷 CROATIA62♠♥7=+0
-1.0Round 10🇩🇪 GERMANY152♠♠A=+5
-1.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND164♥♣J=-1
-1.1Round 8🇭🇷 CROATIA72♥♠A=+10
-1.2Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND62♥♦A=-1
-1.3Round 1🇮🇹 ITALY25♠♥3=+0
-1.3Round 3🇹🇷 TURKEY75♥♥6+1+1
-1.3Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND44♥♠A=-9
-1.3Round 21🇷🇺 RUSSIA84♠♥A=-1
-1.4Round 3🇹🇷 TURKEY152♥♠5=+0
-1.4Round 5🇪🇸 SPAIN83NT♦A+3-1
-1.4Round 8🇭🇷 CROATIA201NT♠Q+1+0
-1.4Round 12🇦🇹 AUSTRIA194♠♣A=+0
-1.5Round 5🇪🇸 SPAIN92♦♥2+1-9
-1.5Round 15🇬🇷 GREECE144♠♦A=-7
-1.6Round 24🇨🇿 CZECH REP.32♥♠A=-6
-1.6Round 24🇨🇿 CZECH REP.194♥♣5=+0
-1.7Round 3🇹🇷 TURKEY115♦♣K+1-11
-1.7Round 5🇪🇸 SPAIN43♥♦6+1+10
-1.7Round 8🇭🇷 CROATIA13♥♦6-2+0
-1.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13♦♣8=+0
-1.8Round 24🇨🇿 CZECH REP.64♥♦A=+0
-2.0Round 8🇭🇷 CROATIA105♥♠J+1-1
-2.0Round 15🇬🇷 GREECE174♠♦Q-3-6
-2.0Round 15🇬🇷 GREECE193NT♠K=+13
-2.0Round 22🇮🇸 ICELAND114♥♣4-2-6
-2.1Round 1🇮🇹 ITALY184♥♦K+1+13
-2.1Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND94♠♦4+1-13
-2.2Round 3🇹🇷 TURKEY172♠♠3=+0
-2.2Round 5🇪🇸 SPAIN143♦♣5+1-8
-2.2Round 10🇩🇪 GERMANY43NT♣10+2+0
-2.2Round 24🇨🇿 CZECH REP.104♠♦7=+0
-2.3Round 1🇮🇹 ITALY114♥♥5+2-11
-2.3Round 10🇩🇪 GERMANY93♦♣10-1-5
-2.3Round 12🇦🇹 AUSTRIA173NT♥6-2-5
-2.4Round 1🇮🇹 ITALY202♦♣4=-5
-2.4Round 5🇪🇸 SPAIN103NT♠6=+2
-2.4Round 22🇮🇸 ICELAND44♥♦7+2+12
-2.7Round 15🇬🇷 GREECE182♥♠2=-6
-2.8Round 3🇹🇷 TURKEY13♠♦A+1-1
-2.8Round 5🇪🇸 SPAIN172NT♣4+2-6
-2.8Round 21🇷🇺 RUSSIA171NT♠5+2-1
-3.0Round 12🇦🇹 AUSTRIA143NT♣Q-1-10
-3.0Round 21🇷🇺 RUSSIA44♠♣3-1-6
-3.1Round 5🇪🇸 SPAIN164♠♥6-1-5
-3.2Round 8🇭🇷 CROATIA94♠♥8+1+0
-3.2Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND111NT♠5=-5
-3.2Round 15🇬🇷 GREECE73♥♦K+1-10
-3.3Round 3🇹🇷 TURKEY143♠♥3+1-6
-3.3Round 12🇦🇹 AUSTRIA13♦♠9-2-6
-3.5Round 24🇨🇿 CZECH REP.13NT♣5=+0
-3.7Round 5🇪🇸 SPAIN184♥♠J-2-6
-3.7Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND135♥x♠Q-1-9
-4.0Round 21🇷🇺 RUSSIA24♠♣4=+0
-4.2Round 21🇷🇺 RUSSIA133NT♠6=+1
-4.3Round 1🇮🇹 ITALY54♥♠A=-3
-4.4Round 3🇹🇷 TURKEY35♠♣2+1-13
-4.4Round 10🇩🇪 GERMANY194♥♦6=+0
-4.4Round 12🇦🇹 AUSTRIA101NT♠5=-6
-4.5Round 12🇦🇹 AUSTRIA64♠♦7-1-5
-4.5Round 15🇬🇷 GREECE136♠♣J=+0
-4.9Round 8🇭🇷 CROATIA184♥♦7-1-10
-5.0Round 1🇮🇹 ITALY133NT♠5+1+0
-5.0Round 1🇮🇹 ITALY152♠♣J-3-6
-5.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND76NT♠10+1+13
-5.1Round 15🇬🇷 GREECE83NT♦Q-1-10
-5.2Round 1🇮🇹 ITALY102♣x♠A-2+3
-5.2Round 1🇮🇹 ITALY193♣♦A+1-6
-5.2Round 24🇨🇿 CZECH REP.23NT♣Q-1-10
-5.3Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33♠♣2-2-7
-5.6Round 12🇦🇹 AUSTRIA24♠♦8+1+13
-6.3Round 12🇦🇹 AUSTRIA165♥♦A+1-12
-6.6Round 12🇦🇹 AUSTRIA185♣♥2+1-11
-7.0Round 1🇮🇹 ITALY14♠♦8-2-11
-8.1Round 10🇩🇪 GERMANY25♦♥9-3-11
-8.6Round 5🇪🇸 SPAIN63♠♥3-2-12
-8.6Round 21🇷🇺 RUSSIA93NT♦8-4-11
-8.7Round 15🇬🇷 GREECE16♣♦3-2-11
-9.0Round 22🇮🇸 ICELAND163♠♣4-4-6
-9.1Round 8🇭🇷 CROATIA125♦x♥2=-6
-9.2Round 15🇬🇷 GREECE164♥x♦A+1-8
-9.5Round 3🇹🇷 TURKEY85♦♥6=-7
-10.8Round 3🇹🇷 TURKEY206♠♥A-3-14
-11.0Round 10🇩🇪 GERMANY142♠x♣K+1-10
-12.0Round 10🇩🇪 GERMANY63NTx♦10-3-14
-12.0Round 10🇩🇪 GERMANY164♥♦7-1-13