🇭🇰 KOO Hor Yung Charmian · HONG KONG CHINA

69rank
-69.0Butler · 109 bds
-0.63per board
±4.3swing
-1.36vs par /bd
-0.66adjusted /bd
Butler per round: 5.6 5.6 5.6 -74.6 -74.6 -74.6 -74.6 -74.6 -74.6by round

vs par split: bidding -0.92 · play -0.99

Strength of schedule: opponents averaged -0.03/bd (an average draw) → opponent-adjusted -0.66/bd

Card play — on target: opening leads 73.3% · declarer play 73.7% · defence 82.1%

Bidding activity — not a pass: 43.4% (124/286)

Card play by contract type — on target
vs NTvs a suit
Opening leads25.0% (4)90.9% (11)
Declarer play62.5% (8)81.8% (11)
Defence90.9% (11)78.6% (28)

Opening leads by suit led: ♠ 75.0% (4) · ♥ 50.0% (2) · ♦ 66.7% (6) · ♣ 100.0% (3)

vs par by strain: NT -1.25 (40) · a suit -1.42 (69)

vs par by level: part-score -0.46 (39) · game -1.49 (67) · slam -10.00 (3)

By role: declaring -0.37/bd (-2.51 vs par · 57) · defending -0.92/bd (-0.10 vs par · 52)

By vulnerability: vulnerable -0.18/bd (-1.73 vs par · 56) · not vulnerable -1.11/bd (-0.96 vs par · 53)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 16P.LingE.Morawska – A.SarniakOpen15+31.4+2.09+1.80
Round of 16P.LingE.Morawska – A.SarniakClosed15-21.8-1.45-2.13
Round of 16P.LingS.Baldysz – C.BaldyszOpen15-4.0-0.27-1.60
QuarterfinalP.LingO.Schireson – L.BakerClosed16-4.4-0.28-1.38
QuarterfinalP.LingO.Schireson – L.BakerClosed16-22.6-1.41-1.00
QuarterfinalP.LingJ.Meyers – K.SanbornClosed16-33.9-2.12-3.06
QuarterfinalP.LingO.Schireson – L.BakerClosed16-13.7-0.86-2.00
QuarterfinalP.LingJ.Meyers – K.SanbornClosed0+0.0+0.00·
QuarterfinalP.LingC.Dwyer Rimstedt – S.RimstedtClosed0+0.0+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
+10.9Quarterfinal🇺🇸 U.S.A.533♣x♦A-3+8
+8.3Round of 16🇵🇱 POLAND294♥=+0
+7.5Round of 16🇵🇱 POLAND532♠=+12
+7.3Round of 16🇵🇱 POLAND263NT-2+7
+7.3Quarterfinal🇺🇸 U.S.A.135♠♥9-1+13
+6.7Quarterfinal🇺🇸 U.S.A.622♣x♥3-4+9
+6.4Quarterfinal🇺🇸 U.S.A.213♠♣2-1+5
+6.4Quarterfinal🇺🇸 U.S.A.644♥♠7=+0
+6.0Quarterfinal🇺🇸 U.S.A.423♥♣A=+0
+5.9Round of 16🇵🇱 POLAND234♠-1+6
+5.0Quarterfinal🇺🇸 U.S.A.363♠♥2=+0
+5.0Quarterfinal🇺🇸 U.S.A.523♠x♦A-3-11
+4.6Round of 16🇵🇱 POLAND363NT♣T=+7
+4.6Round of 16🇵🇱 POLAND584♥-1+5
+3.7Round of 16🇵🇱 POLAND173♦=+0
+3.7Quarterfinal🇺🇸 U.S.A.125♥x♠6-1+7
+3.6Quarterfinal🇺🇸 U.S.A.104♠♣A-1-3
+3.6Quarterfinal🇺🇸 U.S.A.151NT♣T=-1
+3.5Round of 16🇵🇱 POLAND223NT+1+1
+3.1Round of 16🇵🇱 POLAND465♠+1+1
+2.0Quarterfinal🇺🇸 U.S.A.83♦♣A+2+2
+1.9Round of 16🇵🇱 POLAND202NT=-1
+1.8Round of 16🇵🇱 POLAND194♣-2+6
+1.7Quarterfinal🇺🇸 U.S.A.313NT♥6+1+0
+1.7Quarterfinal🇺🇸 U.S.A.354♥♦A+1+0
+1.7Quarterfinal🇺🇸 U.S.A.374♥♠4+2-11
+1.5Round of 16🇵🇱 POLAND413NT♣6=-1
+1.4Round of 16🇵🇱 POLAND563NT+3+2
+1.4Quarterfinal🇺🇸 U.S.A.284♥♦A=+0
+1.3Quarterfinal🇺🇸 U.S.A.503NT♠K+1+0
+1.1Round of 16🇵🇱 POLAND423♣♠Q=+1
+1.0Round of 16🇵🇱 POLAND441NT♣4+1+1
+1.0Quarterfinal🇺🇸 U.S.A.53NT♦6-1+6
+1.0Quarterfinal🇺🇸 U.S.A.94♥♠3-2-1
+1.0Quarterfinal🇺🇸 U.S.A.243NT♦2=-1
+0.9Round of 16🇵🇱 POLAND302♠+3+6
+0.9Quarterfinal🇺🇸 U.S.A.62♠♥K=-5
+0.8Round of 16🇵🇱 POLAND493NT+2-13
+0.7Round of 16🇵🇱 POLAND243NT-1+2
+0.7Round of 16🇵🇱 POLAND473NT+1+0
+0.5Round of 16🇵🇱 POLAND253NT=+0
+0.5Round of 16🇵🇱 POLAND406♣♠8=-13
+0.5Round of 16🇵🇱 POLAND573NT=-1
+0.4Round of 16🇵🇱 POLAND593♠-2+2
+0.4Quarterfinal🇺🇸 U.S.A.193♠♠Q=+1
+0.3Round of 16🇵🇱 POLAND163NT+2+11
+0.3Quarterfinal🇺🇸 U.S.A.294♠♣5+1+0
+0.3Quarterfinal🇺🇸 U.S.A.323♣♦A=+0
-0.0Round of 16🇵🇱 POLAND603♠=-1
-0.0Quarterfinal🇺🇸 U.S.A.44♥♦Q=+0
-0.0Quarterfinal🇺🇸 U.S.A.264♠♣A-1+1
-0.0Quarterfinal🇺🇸 U.S.A.304♥♦2=+0
-0.1Round of 16🇵🇱 POLAND184♥=-11
-0.1Quarterfinal🇺🇸 U.S.A.142♦x♣2-1+8
-0.1Quarterfinal🇺🇸 U.S.A.412NT♠J=+1
-0.3Round of 16🇵🇱 POLAND394♥♣5=+0
-0.3Round of 16🇵🇱 POLAND503NT+2-1
-0.4Quarterfinal🇺🇸 U.S.A.543NT♠3-1+0
-0.5Round of 16🇵🇱 POLAND352♥♦8=+0
-0.5Round of 16🇵🇱 POLAND523NT=-1
-0.7Round of 16🇵🇱 POLAND283NT+1-4
-0.7Quarterfinal🇺🇸 U.S.A.464♥♣4=+0
-0.8Round of 16🇵🇱 POLAND334♥♣T=+1
-1.1Round of 16🇵🇱 POLAND541NT+3+3
-1.1Quarterfinal🇺🇸 U.S.A.583♠♦4=-7
-1.3Round of 16🇵🇱 POLAND214♠=+13
-1.3Round of 16🇵🇱 POLAND273♦-2-9
-1.3Round of 16🇵🇱 POLAND381NT♣T=-2
-1.3Quarterfinal🇺🇸 U.S.A.274♥♠7-1-3
-1.4Quarterfinal🇺🇸 U.S.A.393NT♣5=+0
-1.4Quarterfinal🇺🇸 U.S.A.553NT♣Q=-1
-1.5Round of 16🇵🇱 POLAND327♠♥7=+0
-1.7Quarterfinal🇺🇸 U.S.A.203NT♥Q+1+0
-1.7Quarterfinal🇺🇸 U.S.A.473♠♦5=+0
-1.9Quarterfinal🇺🇸 U.S.A.231NT♦2+1+0
-2.0Quarterfinal🇺🇸 U.S.A.492♠♥J-1-8
-2.0Quarterfinal🇺🇸 U.S.A.514♥♠A+2-1
-2.1Round of 16🇵🇱 POLAND314♥♣Q=+0
-2.2Round of 16🇵🇱 POLAND483NT+3-2
-3.0Quarterfinal🇺🇸 U.S.A.601NT♥4-3+0
-3.1Quarterfinal🇺🇸 U.S.A.72♠♣K-1-5
-3.3Round of 16🇵🇱 POLAND343NT♥J=+0
-3.4Quarterfinal🇺🇸 U.S.A.454♠♥2+1-1
-3.4Quarterfinal🇺🇸 U.S.A.484♥x♦Q-1-9
-3.6Quarterfinal🇺🇸 U.S.A.13NT♦6+2-1
-3.6Quarterfinal🇺🇸 U.S.A.254♦♥K-1-5
-4.0Quarterfinal🇺🇸 U.S.A.573NT♠3=+1
-4.1Quarterfinal🇺🇸 U.S.A.111NTx♦7+2-6
-4.4Quarterfinal🇺🇸 U.S.A.434♠♥T=+0
-4.4Quarterfinal🇺🇸 U.S.A.594♠♦2-1-5
-4.4Quarterfinal🇺🇸 U.S.A.614♠♥8=+0
-5.1Quarterfinal🇺🇸 U.S.A.342♥♣5+1+0
-5.1Quarterfinal🇺🇸 U.S.A.384♥♦A=-11
-5.3Quarterfinal🇺🇸 U.S.A.25♠x♥A-3-12
-5.4Quarterfinal🇺🇸 U.S.A.165♣♠7-1-17
-5.7Quarterfinal🇺🇸 U.S.A.444♥♠T-4-7
-5.9Round of 16🇵🇱 POLAND374♥♦8=+0
-5.9Quarterfinal🇺🇸 U.S.A.34♠x♥J-1-7
-6.4Round of 16🇵🇱 POLAND453NT♦5-2-13
-6.9Quarterfinal🇺🇸 U.S.A.172♥♠J-2-7
-8.3Quarterfinal🇺🇸 U.S.A.404♦x♦J-3-2
-8.4Round of 16🇵🇱 POLAND433NT♦5-2-13
-8.4Round of 16🇵🇱 POLAND556NT-1-17
-8.7Quarterfinal🇺🇸 U.S.A.224♥♣A=-7
-9.0Quarterfinal🇺🇸 U.S.A.332♠x♣A-3-9
-9.0Quarterfinal🇺🇸 U.S.A.633♠♣6-1-4
-10.0Quarterfinal🇺🇸 U.S.A.183NT♣5+1+0
-10.5Round of 16🇵🇱 POLAND514♠x-1-13
-12.3Quarterfinal🇺🇸 U.S.A.563NT♥4=-13