CZAJKA Iwona · NIC

107rank
-47.5Butler · 112 bds
-0.42per board
±4.6swing
+0.38vs par /bd · #38/128
-0.43adjusted /bd
Butler per round: -18.3 -27 -8 16 1.7 29.2 -29.2 -11.9by round

vs par split: bidding +0.49 · play -0.12

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted -0.43/bd

Card play — on target: opening leads 77.3% #63 of 128 · declarer play 74.1% #62 of 128 · defence 78.8% #119 of 128

Bidding activity — not a pass: 49.4% #7 of 128 (155/314)

Card play by contract type — on target
vs NTvs a suit
Opening leads80.0% (5)76.5% (17)
Declarer play37.5% (8)89.5% (19)
Defence70.6% (17)82.9% (35)

Opening leads by suit led: ♠ 100.0% (7) · ♥ 80.0% (5) · ♦ 50.0% (6) · ♣ 75.0% (4)

vs par by strain: NT -0.07 (40) · a suit +0.62 (72)

vs par by level: part-score +0.77 (35) · game -0.76 (70) · slam +9.71 (7)

By role: declaring -0.46/bd (-2.53 vs par · 60) · defending -0.39/bd (+3.73 vs par · 52)

By vulnerability: vulnerable -0.91/bd (+0.64 vs par · 56) · not vulnerable +0.06/bd (+0.11 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2E.WaniurskaF.Ozbey – G.GorunClosed14-18.3-1.31+2.14
Round 3E.WaniurskaA.Zareba – M.WojcikOpen14-27.0-1.93-2.29
Round 4E.WaniurskaP.Ling – T.TangClosed14-8.0-0.57-1.71
Round 5E.WaniurskaA.Howard – I.BaroniOpen14+16.0+1.14+2.57
Round 6E.WaniurskaL.Gan – M.AnClosed14+1.7+0.12+1.36
Round 8E.WaniurskaA.Pelaggi – M.PelaggiClosed14+29.2+2.09+0.93
Round 9E.WaniurskaI.Gronkvist – J.WolpertClosed14-29.2-2.09+0.21
Round 11E.WaniurskaJ.Gong – Y.CaoOpen14-11.9-0.85-0.21

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 9ZHANG42♠x♣K=+15
+13.1Round 8ITALY WOMEN216♣♥A+1+13
+9.8Round 11CANADA54♠♥3=+13
+9.1Round 8ITALY WOMEN224♠♦T-1+12
+8.9Round 6BEIJING RUHAI231NT♣5+3+10
+8.1Round 5AVENGERS23NT♠J-1+10
+7.9Round 5AVENGERS43NT♣2-2+13
+6.8Round 2FOCA214♥♣A=+7
+6.7Round 4HONG KONG LADIES192♠♥4-1+12
+5.3Round 8ITALY WOMEN234♥x♠4-2+8
+4.9Round 11CANADA33♥♥7-1+5
+4.8Round 6BEIJING RUHAI176♦x♠A-1+9
+4.7Round 8ITALY WOMEN273NT♥J+1+4
+4.3Round 4HONG KONG LADIES153♦♠J+1+7
+4.2Round 2FOCA206♥♣6-1+13
+4.0Round 5AVENGERS142♠x♣J-3+3
+4.0Round 6BEIJING RUHAI214♠♥A-1+5
+3.6Round 4HONG KONG LADIES222♠♣7+2+2
+3.5Round 8ITALY WOMEN204♥♣A+1+0
+3.4Round 5AVENGERS54♥x♣9-1+0
+3.3Round 5AVENGERS63NT♥Q+3+1
+3.3Round 6BEIJING RUHAI161♥♣3+4+12
+3.0Round 2FOCA242♠♥J+1+1
+2.8Round 5AVENGERS93NT♠9-3+4
+2.7Round 6BEIJING RUHAI252NT♥6=+0
+2.5Round 5AVENGERS113NT♥4=+0
+2.5Round 8ITALY WOMEN244♥♦7+1+0
+2.1Round 4HONG KONG LADIES253♠♣J=+0
+2.0Round 8ITALY WOMEN286♠♥A+1+11
+1.9Round 3FIVE OF HEARTS53NT♠2=-1
+1.9Round 4HONG KONG LADIES163NT♥2+2+1
+1.6Round 8ITALY WOMEN174♠♥K+2-8
+1.5Round 8ITALY WOMEN252♥♠K=+0
+1.4Round 5AVENGERS101NT♥J=+5
+1.3Round 3FIVE OF HEARTS123♦♣4-2+5
+1.3Round 11CANADA15♦x♠K-1+0
+1.2Round 3FIVE OF HEARTS144♥♦K=+3
+1.2Round 9ZHANG33♦♥7+1+0
+1.1Round 5AVENGERS13NT♣J+1+0
+1.0Round 3FIVE OF HEARTS13NT♦7=+0
+1.0Round 4HONG KONG LADIES284♠♥J+1+0
+1.0Round 9ZHANG54♠♦K-1+12
+0.9Round 11CANADA92♦♣3+3+8
+0.6Round 2FOCA153NT♠5=+1
+0.6Round 6BEIJING RUHAI193NT♠7+2+1
+0.4Round 2FOCA283NT♥4+1+0
+0.3Round 5AVENGERS34♥♠2+1+0
+0.3Round 5AVENGERS73NT♥6+3+13
+0.3Round 9ZHANG104♥♦J=+0
+0.1Round 3FIVE OF HEARTS43♠♥A-1+1
+0.1Round 11CANADA63NT♣T+2+1
-0.0Round 11CANADA83NT♦9=-1
+0.0Round 11CANADA123NT♥Q+2+14
-0.1Round 2FOCA254♥♠5+1+0
-0.2Round 8ITALY WOMEN164♥♣K+2-11
-0.2Round 9ZHANG24♥♦4=+11
-0.3Round 9ZHANG63♠♦A-1-11
-0.4Round 6BEIJING RUHAI273NT♥7+1-10
-0.5Round 3FIVE OF HEARTS93NT♠2-2+8
-0.6Round 3FIVE OF HEARTS83♣♥K=+0
-0.7Round 3FIVE OF HEARTS34♥♦K+1-11
-0.7Round 3FIVE OF HEARTS116♣♣5+1+11
-0.7Round 6BEIJING RUHAI201♠♠J+2+10
-0.7Round 9ZHANG13♠♦4-1-8
-0.8Round 6BEIJING RUHAI223NT♥6=-2
-0.8Round 6BEIJING RUHAI263♣♦7=-9
-0.9Round 4HONG KONG LADIES244♠♦A-1-10
-1.2Round 2FOCA162♥♣A=-5
-1.4Round 11CANADA113♣♦Q-1-4
-1.6Round 2FOCA182♥♦A-2+0
-1.9Round 2FOCA226♥♦6+1+11
-1.9Round 4HONG KONG LADIES273NT♥9+1-1
-2.0Round 8ITALY WOMEN152♠♠8+1-1
-2.2Round 2FOCA235♣♥A+1+10
-2.3Round 4HONG KONG LADIES185♠♥9=-13
-2.6Round 8ITALY WOMEN182NT♣9=+0
-2.6Round 9ZHANG92♥♠7+2+6
-2.7Round 4HONG KONG LADIES233NT♦J-1-12
-3.0Round 3FIVE OF HEARTS133♥♠K-1-5
-3.3Round 6BEIJING RUHAI183NT♠6=+11
-3.5Round 11CANADA73♠♥K-3-5
-3.7Round 2FOCA173NT♠9=+1
-3.8Round 8ITALY WOMEN195♦♠6-1-5
-3.8Round 11CANADA24♥♦3=+0
-4.0Round 4HONG KONG LADIES174♠x♣K-3-1
-4.0Round 11CANADA103NT♦Q+2-1
-4.2Round 11CANADA145♥♦A-2-9
-4.3Round 2FOCA194♥♦8=-1
-4.3Round 6BEIJING RUHAI241NT♦4+1-7
-4.3Round 9ZHANG114♥♦Q=+0
-4.3Round 11CANADA134♣♠A=-7
-4.4Round 4HONG KONG LADIES213♠♦K-2-3
-4.4Round 5AVENGERS84♥♠5-1-5
-4.5Round 6BEIJING RUHAI283NT♠2-1-6
-4.7Round 3FIVE OF HEARTS24♠♣6-2-12
-5.1Round 9ZHANG123NT♥J-1-6
-5.5Round 8ITALY WOMEN262♥♣4+2-10
-5.6Round 3FIVE OF HEARTS103NT♦A-1-12
-5.6Round 4HONG KONG LADIES263NT♥4=+0
-5.8Round 4HONG KONG LADIES203NT♣Q-1-6
-6.7Round 3FIVE OF HEARTS64♠♦K=-8
-6.7Round 5AVENGERS123NT♥9=+0
-7.1Round 9ZHANG132♥♣6=+0
-7.7Round 11CANADA43NT♥Q-2-17
-7.8Round 6BEIJING RUHAI155♠♥K-1-5
-7.8Round 9ZHANG85♥♦6-2-9
-8.0Round 5AVENGERS133NT♥3-2-8
-8.0Round 9ZHANG74♥♣6-2-7
-8.6Round 2FOCA275♦x♠6-3-8
-9.5Round 9ZHANG147♠♣6=+0
-9.7Round 2FOCA263NT♠7=+0
-10.0Round 3FIVE OF HEARTS73NT♦T=-11