CHEN Wenmin · CHINA HOBBY

133rank
+1.7Butler · 56 bds
+0.03per board
±4.0swing
+0.41vs par /bd
-0.33adjusted /bd
Butler per round: 29.7 29.7 -28 -28by round

vs par split: bidding +0.48 · play -0.07

Strength of schedule: opponents averaged -0.36/bd (an easy draw) → opponent-adjusted -0.33/bd

Card play — on target: opening leads 90.9% · declarer play 82.4% · defence 87.0%

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (3)87.5% (8)
Declarer play100.0% (4)76.9% (13)
Defence66.7% (3)90.0% (20)

Opening leads by suit led: ♠ 100.0% (3) · ♥ 100.0% (1) · ♦ 80.0% (5) · ♣ 100.0% (2)

vs par by strain: NT -2.06 (16) · a suit +1.40 (40)

vs par by level: part-score +1.73 (26) · game -0.08 (25) · slam -4.00 (5)

By role: declaring -0.52/bd (-1.58 vs par · 33) · defending +0.81/bd (+3.26 vs par · 23)

By vulnerability: vulnerable +0.12/bd (+0.68 vs par · 28) · not vulnerable -0.06/bd (+0.14 vs par · 28)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 64G.SunK.Ward-Platt – C.LorenziniOpen14+20.7+1.48-0.14
Round of 64G.SunA.Huberschwiller – C.LorenziniOpen14+9.0+0.64+1.00
Round of 32G.SunW.Pettis – M.ManfieldClosed14-6.0-0.43+1.43
Round of 32G.SunB.Palmer – W.ColeOpen14-22.0-1.57-0.64

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
+8.2Round of 64WARD PLATT134♥♣A=+1
+8.1Round of 64WARD PLATT155♥x♣K-1+11
+6.7Round of 64WARD PLATT84♥♣A-1+14
+5.9Round of 64WARD PLATT61♦♠6=+11
+5.8Round of 32MANFIELD133♣x♦4-2+8
+4.8Round of 32MANFIELD103♥♠3=+6
+4.4Round of 64WARD PLATT254♥♦2-1+10
+3.9Round of 32MANFIELD13♠♥5=+7
+3.7Round of 32MANFIELD274♥x♠J-1+5
+2.9Round of 32MANFIELD253♠♣A-2-1
+2.8Round of 32MANFIELD93♠♦6-2+9
+2.5Round of 64WARD PLATT41NT♠Q+1+0
+2.4Round of 64WARD PLATT103♦♣Q-1+5
+2.4Round of 64WARD PLATT271NT♣3+1+0
+2.3Round of 64WARD PLATT214♥♠J+1+0
+2.3Round of 64WARD PLATT243NT♦K-1+5
+2.3Round of 32MANFIELD46♠♦J+1+13
+2.2Round of 64WARD PLATT263♠♣A-1+5
+2.1Round of 64WARD PLATT54♥♥5+1+0
+1.8Round of 32MANFIELD153♥♣K=+6
+1.7Round of 64WARD PLATT181NT♥6=+5
+1.7Round of 32MANFIELD63♣♥Q-1+3
+1.5Round of 32MANFIELD164♥♠K-5+3
+1.3Round of 64WARD PLATT123NT♦2+3-11
+1.1Round of 32MANFIELD246NT♦6=+0
+1.0Round of 64WARD PLATT11NT♥2=-2
+0.9Round of 64WARD PLATT22♥♣2+2+1
+0.8Round of 64WARD PLATT31NT♠K-2-1
+0.5Round of 32MANFIELD183NT♠6=-1
+0.3Round of 32MANFIELD233NT♠6+1+0
+0.2Round of 64WARD PLATT234♠♦K+1+0
-0.2Round of 32MANFIELD22♥♦3=+1
-0.4Round of 32MANFIELD55♠♠5=+0
-0.4Round of 32MANFIELD124♠♦A=+0
-0.8Round of 64WARD PLATT93NT♥J-1-5
-0.8Round of 64WARD PLATT203NT♠10+1-1
-0.9Round of 32MANFIELD82♥♦5=+0
-1.0Round of 64WARD PLATT172♥♠Q-1+2
-1.0Round of 64WARD PLATT192♦♠5=+1
-1.3Round of 32MANFIELD214♠♣4-2+5
-1.4Round of 64WARD PLATT286♣♥6+1-11
-1.8Round of 32MANFIELD264♣x♦A-1+2
-2.8Round of 32MANFIELD144♥♠7+2+1
-2.8Round of 32MANFIELD176♦♣K+1-11
-3.2Round of 64WARD PLATT72♠♥6-1-5
-3.5Round of 64WARD PLATT113♥♦10+1-4
-3.6Round of 64WARD PLATT142NT♣J-2-6
-4.3Round of 32MANFIELD73♣♦3=-6
-4.3Round of 32MANFIELD204♠x♦A=-4
-4.6Round of 64WARD PLATT163NT♣4+1-1
-5.8Round of 64WARD PLATT224♠♣8+3-12
-6.5Round of 32MANFIELD193NT♠Q-6-4
-6.7Round of 32MANFIELD225♥♠A-2-7
-8.5Round of 32MANFIELD113NT♦Q-4-11
-9.8Round of 32MANFIELD37♠x♥A-1-11
-10.4Round of 32MANFIELD284♦x♣A=-2