KOO Hor Yung Charmian · HONG KONG LADIES

38rank
-21.3Butler · 14 bds
-1.52per board
±4.8swing
+1.79vs par /bd
-1.26adjusted /bd
by round

vs par split: bidding +1.64 · play +0.14

Strength of schedule: opponents averaged +0.26/bd (a tough draw) → opponent-adjusted -1.26/bd

Card play — on target: opening leads 75.0% · declarer play 100.0% · defence 88.9%

Bidding activity — not a pass: 27.5% (11/40)

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (2)100.0% (2)
Declarer play100.0% (1)100.0% (1)
Defence75.0% (4)100.0% (5)

Opening leads by suit led: ♦ 100.0% (2) · ♣ 50.0% (2)

vs par by strain: NT +1.33 (6) · a suit +2.12 (8)

vs par by level: part-score +2.00 (3) · game +1.90 (10) · slam +0.00 (1)

By role: declaring -0.56/bd (-1.60 vs par · 5) · defending -2.06/bd (+3.67 vs par · 9)

By vulnerability: vulnerable -1.21/bd (+1.71 vs par · 7) · not vulnerable -1.83/bd (+1.86 vs par · 7)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalS.LiX.Zuo – X.YuanClosed14-21.3-1.52+1.79

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
+6.4QuarterfinalJIANGSU RUNTAI53NT♠3=+0
+3.7QuarterfinalJIANGSU RUNTAI113NT♣K-1+10
+3.3QuarterfinalJIANGSU RUNTAI94♠x♣A-3+4
+2.1QuarterfinalJIANGSU RUNTAI73♥♦6+1+10
+1.4QuarterfinalJIANGSU RUNTAI14♥♦6=+11
-0.1QuarterfinalJIANGSU RUNTAI83NT♦6+1+0
-0.4QuarterfinalJIANGSU RUNTAI23NT♠2+2-1
-1.3QuarterfinalJIANGSU RUNTAI131NT♠6=+0
-1.6QuarterfinalJIANGSU RUNTAI124♠♦2+1+11
-2.0QuarterfinalJIANGSU RUNTAI143♠♥K-1-4
-6.3QuarterfinalJIANGSU RUNTAI104♠♣6-2-7
-7.4QuarterfinalJIANGSU RUNTAI43NT♣2+1-1
-8.7QuarterfinalJIANGSU RUNTAI36♣♥3=+0
-10.4QuarterfinalJIANGSU RUNTAI64♥x♣T-3-8