KOO Hor Yung Charmian · BANANA

222rank
-3.7Butler · 126 bds
-0.03per board
±4.6swing
-0.02vs par /bd · #195/382
-0.29adjusted /bd
Butler per round: 6.5 28.8 -14 -18.9 14.7 -3.2 27.4 -18.5 -26.5by round

vs par split: bidding -0.01 · play -0.02

Strength of schedule: opponents averaged -0.27/bd (an easy draw) → opponent-adjusted -0.29/bd

Card play — on target: opening leads 72.7% #324 of 382 · declarer play 77.1% #118 of 382 · defence 83.9% #319 of 382

Bidding activity — not a pass: 44.1% #138 of 382 (152/345)

Card play by contract type — on target
vs NTvs a suit
Opening leads56.2% (16)82.1% (28)
Declarer play75.0% (12)78.3% (23)
Defence66.7% (21)92.7% (41)

Opening leads by suit led: ♠ 90.0% (10) · ♥ 30.0% (10) · ♦ 90.9% (11) · ♣ 76.9% (13)

vs par by strain: NT -0.97 (39) · a suit +0.40 (87)

vs par by level: part-score -1.00 (51) · game +0.31 (64) · slam +2.54 (11)

By role: declaring -0.05/bd (-2.00 vs par · 64) · defending -0.01/bd (+2.02 vs par · 62)

By vulnerability: vulnerable +0.13/bd (-0.33 vs par · 63) · not vulnerable -0.19/bd (+0.29 vs par · 63)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2S.LiP.Franceschetti – H.SettonClosed14+6.5+0.46-0.21
Round 3S.LiK.Anklesaria – S.MaskaraClosed14+28.8+2.06+2.14
Round 4J.ChiangS.Kushari – K.BendreOpen14-14.0-1.00+0.36
Round 5S.LiE.Serdar – U.SuzerClosed14-18.9-1.35-0.29
Round 6S.LiM.Kemeny – Z.ArgayOpen14+14.7+1.05+1.64
Round 7S.LiB.Zabradi – M.VagiOpen14-3.2-0.23-2.43
Round 8J.ChiangE.Konstacka – P.DanekOpen14+27.4+1.96+0.07
Round 9S.LiM.Ter Laare – W.AlkemadeClosed14-18.5-1.32+0.07
Round 11J.ChiangK.Ozkurt – A.KorkmazClosed14-26.5-1.89-1.57

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
+17.2Round 8CZECHIA U23185♠x♥J-6+17
+13.5Round 3MAVERICKS56♣♦T-1+20
+10.7Round 6ANGELS164♥♦J=+11
+9.3Round 8CZECHIA U23164♥x♦K=+12
+8.2Round 6ANGELS233NT♠Q-1+15
+7.5Round 2DAISY CHAIN223NT♣T+4+14
+7.1Round 3MAVERICKS124♠♦3+2+16
+6.2Round 3MAVERICKS26♠♣4-1+17
+6.1Round 6ANGELS193♠x♦7-3+9
+5.8Round 5ELER71NT♣T=+6
+5.7Round 2DAISY CHAIN165♣x♦2-1+11
+5.5Round 9VALLON BRIDGE134NT♥4+3+17
+5.4Round 2DAISY CHAIN196♠♥7=+0
+5.4Round 7NEW BROOM104♥♠K=+10
+5.4Round 8CZECHIA U23156♦♥A=+9
+4.9Round 5ELER42♦♠7+1+0
+4.9Round 8CZECHIA U23252NT♦6-2+6
+4.6Round 7NEW BROOM143♥♦K+1+6
+4.5Round 9VALLON BRIDGE24♥♦A-2+12
+4.3Round 7NEW BROOM33♠♦Q-1-2
+4.3Round 11MAYDAY94♥♠9+1+0
+4.1Round 6ANGELS243♠♣3-2+0
+3.9Round 3MAVERICKS143♣♥A=+6
+3.8Round 3MAVERICKS61♥♠5+2+7
+3.5Round 2DAISY CHAIN233♣♥9-1-11
+3.3Round 8CZECHIA U23214♥♦3+1+1
+3.2Round 2DAISY CHAIN283NT♦2-1-1
+3.2Round 4FORMIDABLES153NT♦5+2+1
+3.0Round 11MAYDAY63NT♦5+1+10
+3.0Round 11MAYDAY123♥♣8+1+8
+2.7Round 6ANGELS202♥♥5+1+1
+2.4Round 5ELER34♠♥9-1+5
+2.4Round 11MAYDAY144♥♣Q-2+11
+2.2Round 4FORMIDABLES224♠♠J+2+11
+2.2Round 9VALLON BRIDGE113NT♦3=+6
+2.1Round 4FORMIDABLES283♠♦Q=+10
+2.0Round 7NEW BROOM24♠♣A+2+1
+1.8Round 3MAVERICKS134♠♥A=+9
+1.8Round 5ELER12♠♦T+2+1
+1.6Round 8CZECHIA U23241NT♥9+1+0
+1.5Round 8CZECHIA U23173♣♥K+1+0
+1.4Round 7NEW BROOM16NT♦5+1+1
+1.4Round 11MAYDAY73NT♥K+1-1
+1.2Round 6ANGELS154♥♦5+1+0
+1.2Round 7NEW BROOM114♠♥K=-1
+1.1Round 4FORMIDABLES244♥♠K+1+0
+0.9Round 4FORMIDABLES234♠♦A=+0
+0.9Round 7NEW BROOM84♥♠Q+1-11
+0.8Round 2DAISY CHAIN241NT♦J+1+7
+0.7Round 8CZECHIA U23264♠♦K=-1
+0.6Round 9VALLON BRIDGE62♥♣4=+0
+0.5Round 3MAVERICKS16NT♠5=+0
+0.5Round 7NEW BROOM92♠♥3-1-5
+0.4Round 6ANGELS273♦♠6=+0
+0.4Round 9VALLON BRIDGE144♠♥4+1+0
+0.3Round 5ELER112♦♦8+2+7
+0.3Round 8CZECHIA U23271NT♦3-1-2
+0.3Round 9VALLON BRIDGE101NT♠6+2-10
+0.2Round 5ELER93NT♠2+1+1
+0.2Round 6ANGELS253♦♥T+1-1
+0.1Round 2DAISY CHAIN151NT♠6-1-1
+0.1Round 2DAISY CHAIN182♦♣3-1+2
+0.0Round 3MAVERICKS105♣♠9+1-13
-0.1Round 3MAVERICKS113♥♠7+1-4
-0.1Round 4FORMIDABLES193NT♣K+1-1
-0.1Round 9VALLON BRIDGE14♠♦7+1+0
-0.2Round 2DAISY CHAIN252♠♣K+1+0
-0.2Round 6ANGELS282♠♥2-1+2
-0.3Round 2DAISY CHAIN203NT♣5=-2
-0.3Round 3MAVERICKS32♥♣9+1+0
-0.3Round 4FORMIDABLES204♠♥5-1+6
-0.3Round 6ANGELS224♠♦5+1-17
-0.6Round 11MAYDAY33♦♦6+1+7
-0.7Round 3MAVERICKS44♠♥9+1+0
-0.9Round 8CZECHIA U23193NT♥T=+1
-0.9Round 11MAYDAY113♣♠T-1-9
-1.2Round 5ELER55♥x♦A-3+7
-1.2Round 9VALLON BRIDGE82♠♥T-1-3
-1.3Round 7NEW BROOM51NT♥2-2+0
-1.6Round 4FORMIDABLES274♥♣T=+0
-1.8Round 3MAVERICKS91♠♣T+1-5
-1.8Round 4FORMIDABLES262♠♣Q+1+10
-1.8Round 5ELER104♥♦3-1-6
-1.9Round 7NEW BROOM62♠♥3=+0
-2.1Round 5ELER142NT♥Q-1-10
-2.3Round 6ANGELS215♦x♠A-2+0
-2.4Round 5ELER61NT♦3-1+0
-2.4Round 7NEW BROOM123♦♣J=-8
-2.4Round 8CZECHIA U23235♠x♥A-2-14
-2.5Round 3MAVERICKS83♥♣K-2-6
-2.5Round 7NEW BROOM132♦♠J+1+0
-2.5Round 8CZECHIA U23224♥♠3-1-12
-2.6Round 2DAISY CHAIN264♠♥5-1-6
-2.6Round 3MAVERICKS73NT♦J+3-17
-2.6Round 6ANGELS183NT♥2-1-8
-2.6Round 11MAYDAY84♥♣A=+0
-2.7Round 9VALLON BRIDGE72♦♥2=+1
-3.0Round 4FORMIDABLES173NT♣7-2-6
-3.1Round 9VALLON BRIDGE97♥♦6=+0
-3.2Round 4FORMIDABLES212♥♣A=-7
-3.2Round 6ANGELS264♥♠6+1+0
-3.3Round 4FORMIDABLES164♥♥5-1-6
-3.4Round 7NEW BROOM46NT♦Q+1-13
-3.7Round 11MAYDAY43NT♠J=+0
-3.8Round 5ELER21NT♣6=-5
-3.9Round 11MAYDAY133♦♠J-2-8
-4.0Round 9VALLON BRIDGE33♠x♣A-1-7
-4.1Round 11MAYDAY24♠♥J-2+0
-4.3Round 2DAISY CHAIN273♥♠3=-11
-4.6Round 4FORMIDABLES181NT♠2=-6
-5.1Round 9VALLON BRIDGE44♥♠3-1-6
-5.2Round 11MAYDAY53NT♥Q-1-10
-5.4Round 8CZECHIA U23203NT♣2+1-1
-5.6Round 4FORMIDABLES253NT♥9-4-7
-5.6Round 8CZECHIA U23283♠♣J+3-15
-5.9Round 5ELER124♠x♥K-2-9
-6.1Round 2DAISY CHAIN173NT♥2+1+0
-6.2Round 5ELER83NT♣8+1-1
-6.3Round 2DAISY CHAIN214♠x♦K-2-5
-6.7Round 9VALLON BRIDGE123NT♠7=+2
-8.0Round 11MAYDAY14♠x♣A+1-13
-9.1Round 9VALLON BRIDGE51NT♠T=-11
-10.3Round 6ANGELS176♥♣Q=+11
-10.9Round 5ELER136♣♦3=+0
-11.6Round 11MAYDAY106♣♠Q-2-17
-12.0Round 7NEW BROOM73NT♥T=-12