🇨🇿 KOPECKA Karolina · CZECH REPUBLIC

47rank
-6.9Butler · 180 bds
-0.04per board
±4.2swing
-0.09vs par /bd · #41/73
+0.06adjusted /bd
Butler per round: -15.5 21.6 13.3 -34.4 -27.3 57.5 -13.8 -11.9 3.6by round

vs par split: bidding +0.57 · play -0.66

Strength of schedule: opponents averaged +0.10/bd (a tough draw) → opponent-adjusted +0.06/bd

Card play — on target: opening leads 83.7% #29 of 73 · declarer play 65.3% #59 of 73 · defence 77.3% #65 of 73

Card play by contract type — on target
vs NTvs a suit
Opening leads69.2% (13)90.0% (30)
Declarer play33.3% (12)75.7% (37)
Defence73.1% (26)79.0% (62)

Opening leads by suit led: ♠ 73.3% (15) · ♥ 75.0% (4) · ♦ 92.3% (13) · ♣ 90.9% (11)

vs par by strain: NT -0.39 (57) · a suit +0.05 (123)

vs par by level: part-score +1.71 (58) · game -1.29 (114) · slam +4.00 (8)

By role: declaring +0.10/bd (-2.25 vs par · 92) · defending -0.19/bd (+2.17 vs par · 88)

By vulnerability: vulnerable -0.03/bd (-0.50 vs par · 90) · not vulnerable -0.04/bd (+0.32 vs par · 90)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1M.DudkovaE.Grabowska – N.SakowskaClosed20-15.5-0.78-2.50
Round 3M.DudkovaP.Ayaz – O.TekinOpen20+21.6+1.08-1.30
Round 5M.DudkovaA.Stout – E.MiddletonClosed20+13.3+0.67+0.65
Round 6M.DudkovaL.Leufkens – R.BarendregtClosed20-34.4-1.72-3.35
Round 8M.DudkovaA.Sorensen – M.Dam MortensenClosed20-27.3-1.36+0.25
Round 9M.DudkovaE.Iacopini – F.LanzuisiOpen20+57.5+2.88+3.30
Round 10M.DudkovaJ.Carbonneaux – C.PuilletOpen20-13.8-0.69-0.20
Round 12M.DudkovaE.Parn – T.SarvOpen20-11.9-0.59+0.25
Round 13M.DudkovaK.Brinck – M.BoeckerOpen20+3.6+0.18+2.10

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
+10.6Round 10🇫🇷 FRANCE183NT♠8=+0
+10.4Round 9🇮🇹 ITALY33♥x♦4-5-1
+10.2Round 3🇹🇷 TURKEY176♠♣10-1+11
+9.8Round 3🇹🇷 TURKEY144♥♦A-1+11
+9.5Round 9🇮🇹 ITALY67♣♦10=+0
+9.4Round 13🇩🇪 GERMANY54♥♣7=+10
+8.2Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND34♠♥K=-1
+7.9Round 9🇮🇹 ITALY203NT♥2+3+1
+7.5Round 3🇹🇷 TURKEY76♦♣A-2+13
+7.2Round 9🇮🇹 ITALY184♥♣K-3+14
+7.0Round 13🇩🇪 GERMANY144♥♣J=+8
+6.8Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND162NT♦6-3+7
+6.7Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND143♠♣K=+14
+6.6Round 9🇮🇹 ITALY73NT♣2+1+1
+6.3Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND94♥♠7=+8
+5.6Round 8🇩🇰 DENMARK174♥♥4+2+11
+5.2Round 3🇹🇷 TURKEY64♥♦6=+0
+5.2Round 3🇹🇷 TURKEY104♥♠A=+3
+5.1Round 12🇪🇪 ESTONIA53NT♠4-1-2
+4.7Round 3🇹🇷 TURKEY194♠♦2-2+6
+4.5Round 9🇮🇹 ITALY103NT♣10-1+6
+4.5Round 9🇮🇹 ITALY162NT♥K-1+6
+4.5Round 10🇫🇷 FRANCE75♦♣5=-1
+4.5Round 13🇩🇪 GERMANY43NT♥4-1+12
+4.2Round 8🇩🇰 DENMARK44♠♠2=+10
+4.2Round 12🇪🇪 ESTONIA124♠♦K-1+10
+3.8Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND73♥♠A+2+9
+3.8Round 6🇳🇱 NETHERLANDS13NT♦5=-2
+3.8Round 8🇩🇰 DENMARK135♥♦3=-17
+3.6Round 3🇹🇷 TURKEY183♠♠J=+1
+3.5Round 8🇩🇰 DENMARK14♠♦J=+0
+3.5Round 13🇩🇪 GERMANY133NT♦5+3+11
+3.2Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND22♥♦2=+6
+3.2Round 8🇩🇰 DENMARK194♥♠K=-1
+3.2Round 9🇮🇹 ITALY23NTx♠J-1+0
+3.2Round 12🇪🇪 ESTONIA34♦x♥9-1+2
+3.2Round 12🇪🇪 ESTONIA203NT♠6=+10
+3.1Round 8🇩🇰 DENMARK82♠♣7-2+7
+2.8Round 3🇹🇷 TURKEY33NT♥A-1+5
+2.8Round 3🇹🇷 TURKEY114♥♠2+2-11
+2.7Round 9🇮🇹 ITALY53♥♦10+1+6
+2.7Round 10🇫🇷 FRANCE43♠♣10-2+2
+2.4Round 6🇳🇱 NETHERLANDS83♠♥9-1+5
+2.2Round 10🇫🇷 FRANCE133♣♠5+1+11
+2.1Round 10🇫🇷 FRANCE144♥♠9=+0
+2.0Round 1🇵🇱 POLAND132♠♥3=+1
+2.0Round 9🇮🇹 ITALY154♥♣8=+0
+1.9Round 1🇵🇱 POLAND84♥♣8-1+4
+1.9Round 1🇵🇱 POLAND113♠♥10-2+9
+1.9Round 13🇩🇪 GERMANY34♥♦3=-1
+1.8Round 1🇵🇱 POLAND205♦♦A-2-7
+1.8Round 6🇳🇱 NETHERLANDS36NT♥4=+0
+1.7Round 1🇵🇱 POLAND53♣♣8=+5
+1.5Round 1🇵🇱 POLAND155♥♠3=+1
+1.5Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND131NT♣3-1+6
+1.5Round 6🇳🇱 NETHERLANDS63♣♠6-1+3
+1.5Round 10🇫🇷 FRANCE171NT♦2+2+6
+1.4Round 9🇮🇹 ITALY44♥♦K+1+0
+1.3Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND102♠♥K+1+0
+1.2Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83NT♥7=-1
+1.2Round 9🇮🇹 ITALY194♠♣K-1+12
+1.2Round 13🇩🇪 GERMANY11♥♣A+1+0
+1.1Round 10🇫🇷 FRANCE14♣♠A-1+5
+1.0Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND183NT♠3+3+1
+1.0Round 13🇩🇪 GERMANY161NT♠6-1+11
+0.9Round 9🇮🇹 ITALY84♠♣7+2+1
+0.8Round 1🇵🇱 POLAND164♥♠2+2-13
+0.8Round 1🇵🇱 POLAND184♥♠J+2-1
+0.8Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♠♣K-1+2
+0.7Round 8🇩🇰 DENMARK143NT♣K-1+4
+0.6Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND203NT♠3=-1
+0.6Round 12🇪🇪 ESTONIA63NT♠4=+2
+0.5Round 1🇵🇱 POLAND93♠♦K-1-2
+0.5Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND123NT♠4-2-6
+0.5Round 6🇳🇱 NETHERLANDS123NT♦J+1-1
+0.5Round 8🇩🇰 DENMARK64♥♦K+1+0
+0.5Round 13🇩🇪 GERMANY122♥♥9+1-1
+0.5Round 13🇩🇪 GERMANY173♦♣4+1+0
+0.3Round 6🇳🇱 NETHERLANDS132NT♦Q+1+0
+0.3Round 12🇪🇪 ESTONIA191NT♥Q-1+2
+0.2Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND63NT♣7+1-12
+0.2Round 8🇩🇰 DENMARK183NT♣5+3+11
+0.2Round 9🇮🇹 ITALY13♥♦5-1+3
+0.2Round 9🇮🇹 ITALY113NT♦6+1+1
+0.2Round 13🇩🇪 GERMANY75♦♥K+1+0
+0.2Round 13🇩🇪 GERMANY203♦♣7-1+11
+0.1Round 6🇳🇱 NETHERLANDS192♠♣6+1+0
-0.0Round 1🇵🇱 POLAND194♠♥3+1+0
+0.0Round 9🇮🇹 ITALY122NT♥4+1+7
+0.0Round 13🇩🇪 GERMANY103♠♣10=+10
-0.1Round 10🇫🇷 FRANCE64♠♦2+1+13
-0.1Round 12🇪🇪 ESTONIA84♥♣7+1+0
-0.2Round 3🇹🇷 TURKEY84♥♦A+1+1
-0.2Round 3🇹🇷 TURKEY121NT♠Q=-1
-0.2Round 8🇩🇰 DENMARK93NT♠7+1+0
-0.2Round 8🇩🇰 DENMARK205♠♦5=-4
-0.2Round 9🇮🇹 ITALY131♠♣J+3+1
-0.2Round 10🇫🇷 FRANCE163♦♠3+1+0
-0.2Round 12🇪🇪 ESTONIA144♥♦A-2+1
-0.3Round 3🇹🇷 TURKEY155♦♦7+1+13
-0.3Round 9🇮🇹 ITALY171♠♣J-1+2
-0.3Round 10🇫🇷 FRANCE195♣♦Q+1-11
-0.4Round 1🇵🇱 POLAND175♠♦K=+0
-0.4Round 8🇩🇰 DENMARK55♦♣A-2-7
-0.5Round 6🇳🇱 NETHERLANDS54♥♥A+1+0
-0.5Round 12🇪🇪 ESTONIA73♦♠10=+0
-0.6Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53♥♣K+1+1
-0.6Round 6🇳🇱 NETHERLANDS102♦♦8=+2
-0.6Round 13🇩🇪 GERMANY84♥♠2-1+10
-0.7Round 1🇵🇱 POLAND14♥♠6+1+0
-0.8Round 6🇳🇱 NETHERLANDS163♥♠10=+0
-0.8Round 12🇪🇪 ESTONIA163NT♣7+2-14
-0.9Round 6🇳🇱 NETHERLANDS204♠♣10-1-6
-0.9Round 9🇮🇹 ITALY93NT♥3-1-4
-1.0Round 1🇵🇱 POLAND104♠♥Q-1-12
-1.0Round 13🇩🇪 GERMANY193NT♠8-1-5
-1.1Round 12🇪🇪 ESTONIA133♦♠Q+2-1
-1.2Round 3🇹🇷 TURKEY13♠♥6-2-5
-1.2Round 12🇪🇪 ESTONIA154♠♣A-1-6
-1.4Round 6🇳🇱 NETHERLANDS183♠♥A-1-6
-1.6Round 1🇵🇱 POLAND34♥♥8=+0
-1.6Round 12🇪🇪 ESTONIA14♠♥Q=+0
-1.7Round 8🇩🇰 DENMARK31NT♠7=+0
-1.7Round 12🇪🇪 ESTONIA104♥♣A+1+0
-1.8Round 3🇹🇷 TURKEY133NT♦10-1-12
-1.8Round 6🇳🇱 NETHERLANDS154♥♠Q=+0
-1.8Round 12🇪🇪 ESTONIA184♠♥4+1+0
-1.9Round 12🇪🇪 ESTONIA25♥♥9+1-12
-2.0Round 12🇪🇪 ESTONIA174♠♠6=-7
-2.1Round 10🇫🇷 FRANCE52♥♣4=+0
-2.2Round 13🇩🇪 GERMANY23♠♥K=+0
-2.2Round 13🇩🇪 GERMANY63NT♥5-3-6
-2.4Round 1🇵🇱 POLAND23NT♠4=+1
-2.4Round 8🇩🇰 DENMARK74♥♠10-1+1
-2.5Round 3🇹🇷 TURKEY53♥♦J=-7
-2.5Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND43NT♥5+1-1
-2.8Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND175♦♦5=-3
-2.8Round 13🇩🇪 GERMANY182♥♦2+2+1
-2.9Round 6🇳🇱 NETHERLANDS22♣♥A=-6
-2.9Round 10🇫🇷 FRANCE123♥♠Q=-6
-3.0Round 10🇫🇷 FRANCE83NT♥J+2+0
-3.1Round 3🇹🇷 TURKEY24♥x♣K-1-12
-3.2Round 1🇵🇱 POLAND43NT♦7+3-1
-3.2Round 3🇹🇷 TURKEY43NT♥3-2-13
-3.3Round 10🇫🇷 FRANCE23♦♠Q=+0
-3.3Round 10🇫🇷 FRANCE103NT♠2+3+13
-3.5Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND114♠♦K-3-2
-3.5Round 8🇩🇰 DENMARK165♦♣Q-1-10
-3.5Round 9🇮🇹 ITALY144NT♠2+1+10
-3.5Round 13🇩🇪 GERMANY112♥♦3-2-5
-3.6Round 10🇫🇷 FRANCE155♣♠A-4-11
-3.7Round 8🇩🇰 DENMARK21NT♠10+1-6
-3.8Round 10🇫🇷 FRANCE112NT♠9+3-6
-4.0Round 1🇵🇱 POLAND144♥♠K+1-4
-4.2Round 6🇳🇱 NETHERLANDS143NT♠6=-3
-4.2Round 12🇪🇪 ESTONIA46NT♣8=+12
-4.4Round 3🇹🇷 TURKEY202♥♦K-1-11
-4.4Round 6🇳🇱 NETHERLANDS175♥x♠A+1-7
-4.5Round 1🇵🇱 POLAND64♠♠4-2-7
-4.5Round 13🇩🇪 GERMANY154♠♣J=-7
-4.7Round 6🇳🇱 NETHERLANDS42NT♥10-1-12
-4.7Round 10🇫🇷 FRANCE95♠♦K-1-6
-5.1Round 10🇫🇷 FRANCE34♠♥K+1-4
-5.1Round 12🇪🇪 ESTONIA113NT♥A-1-5
-5.2Round 1🇵🇱 POLAND123NT♦9-2-11
-5.4Round 1🇵🇱 POLAND75♣♠J+1-13
-5.4Round 3🇹🇷 TURKEY94♠♣2=-6
-5.5Round 6🇳🇱 NETHERLANDS113NT♦3-1-10
-6.1Round 10🇫🇷 FRANCE203NT♠Q-3-9
-6.3Round 12🇪🇪 ESTONIA92♠x♠4-3+13
-6.4Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND153NT♥5+2-1
-7.9Round 3🇹🇷 TURKEY163NT♠J-1-12
-8.1Round 6🇳🇱 NETHERLANDS93NT♥4-2-11
-8.4Round 8🇩🇰 DENMARK116♣♣4+1+11
-9.0Round 6🇳🇱 NETHERLANDS74♥♣2+2-13
-9.5Round 13🇩🇪 GERMANY96♦♥4-1-17
-9.7Round 8🇩🇰 DENMARK105♣♦Q+1-1
-10.7Round 8🇩🇰 DENMARK157♦♦8=+2
-11.2Round 8🇩🇰 DENMARK125♦x♠A+1-6
-13.0Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND195♣♥4+1-13