ZHUANG Zejun · CHINA OPN(A)

106rank
-18.2Butler · 42 bds
-0.43per board
±5.3swing
-0.43vs par /bd
-0.29adjusted /bd
Butler per round: -18.2 -18.2 -18.2by round

vs par split: bidding +0.68 · play -1.22

Strength of schedule: opponents averaged +0.14/bd (a tough draw) → opponent-adjusted -0.29/bd

Card play — on target: opening leads 78.6% · declarer play 53.8% · defence 90.9%

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (3)81.8% (11)
Declarer play25.0% (4)66.7% (9)
Defence100.0% (5)88.2% (17)

Opening leads by suit led: ♠ 100.0% (1) · ♥ 80.0% (5) · ♦ 100.0% (4) · ♣ 50.0% (4)

vs par by strain: NT -4.85 (13) · a suit +1.46 (28)

vs par by level: part-score +0.00 (10) · game -0.27 (30) · slam -14.00 (1)

By role: declaring -0.91/bd (-4.74 vs par · 19) · defending -0.04/bd (+3.13 vs par · 23)

By vulnerability: vulnerable +0.46/bd (+0.43 vs par · 21) · not vulnerable -1.32/bd (-1.29 vs par · 21)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 32H.ShiS.Chokshi – K.AnklesariaOpen14-5.5-0.39+0.86
Round of 32H.ShiP.Balakrishnan – R.TewariOpen14-0.2-0.01+0.29
Round of 32H.ShiP.Balakrishnan – R.TewariClosed14-12.5-0.89-2.43

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
+15.1Round of 32FORMIDABLES235♣x♦4-6+14
+9.4Round of 32FORMIDABLES364♠x♦A-4+9
+9.2Round of 32FORMIDABLES93NTx♥J=+9
+6.5Round of 32FORMIDABLES154♥♣Q=-1
+6.5Round of 32FORMIDABLES265♣♦J=+0
+5.4Round of 32FORMIDABLES424♠♠5=+0
+4.1Round of 32FORMIDABLES224♥♠7-1+6
+4.0Round of 32FORMIDABLES133♣♦3-2+7
+3.9Round of 32FORMIDABLES312♠♦3-1+5
+3.1Round of 32FORMIDABLES342NT♣10-2+5
+2.5Round of 32FORMIDABLES54♠♦3-1+5
+2.1Round of 32FORMIDABLES383♥♣Q-1+5
+1.8Round of 32FORMIDABLES85♦♣K+1+11
+1.1Round of 32FORMIDABLES64♠♦A+1+1
+0.8Round of 32FORMIDABLES192♥♠2+1+6
+0.8Round of 32FORMIDABLES323NT♥9+2-13
+0.3Round of 32FORMIDABLES14♥♣Q+1+0
+0.3Round of 32FORMIDABLES274♥♠Q=+0
+0.1Round of 32FORMIDABLES164♥♣J=+0
+0.1Round of 32FORMIDABLES35Pass+4
-0.4Round of 32FORMIDABLES21NT♥4+1+0
-0.7Round of 32FORMIDABLES44♠♦2+2+13
-1.3Round of 32FORMIDABLES122♥♠3+1+0
-1.7Round of 32FORMIDABLES413NT♣8+2+0
-1.8Round of 32FORMIDABLES403♠♥9=-7
-1.9Round of 32FORMIDABLES304♠♥A=-3
-2.7Round of 32FORMIDABLES213NT♠5=+0
-3.0Round of 32FORMIDABLES284♥♥4+1-1
-3.3Round of 32FORMIDABLES113NT♥2-2-6
-3.3Round of 32FORMIDABLES184♠♥A+1+0
-3.3Round of 32FORMIDABLES373NT♠4-2-13
-3.6Round of 32FORMIDABLES104♠x♦A-1-8
-4.3Round of 32FORMIDABLES244♣♥K-1-9
-4.3Round of 32FORMIDABLES254♠♣6+1+13
-4.7Round of 32FORMIDABLES75♣♥8=+0
-4.7Round of 32FORMIDABLES143NT♦J-1-10
-5.7Round of 32FORMIDABLES33NT♣J-1-10
-5.7Round of 32FORMIDABLES173NT♠5-2-11
-8.3Round of 32FORMIDABLES333NT♦5=+0
-9.9Round of 32FORMIDABLES296NT♠10-1-14
-10.3Round of 32FORMIDABLES205♣♠7-1-13
-10.4Round of 32FORMIDABLES393♠x♣7=-12