SHI Zheng Jun · CHINA Open

97rank
-4.4Butler · 14 bds
-0.31per board
±3.9swing
-1.79vs par /bd
-0.26adjusted /bd
by round

vs par split: bidding -1.36 · play -0.43

Strength of schedule: opponents averaged +0.05/bd (an average draw) → opponent-adjusted -0.26/bd

Card play — on target: opening leads 0.0% · declarer play 50.0% · defence 66.7%

Card play by contract type — on target
vs NTvs a suit
Opening leads0.0% (1)·
Declarer play66.7% (3)0.0% (1)
Defence50.0% (2)100.0% (1)

Opening leads by suit led: ♠ 0.0% (1)

vs par by strain: NT -3.57 (7) · a suit +0.00 (7)

vs par by level: part-score +0.50 (6) · game -4.00 (7) · slam +0.00 (1)

By role: declaring -0.37/bd (-2.00 vs par · 11) · defending -0.10/bd (-1.00 vs par · 3)

By vulnerability: vulnerable +0.04/bd (-2.14 vs par · 7) · not vulnerable -0.67/bd (-1.43 vs par · 7)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 32C.JuT.Asbi – L.BojohOpen14-4.4-0.31-1.79

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
+5.2Round of 32INDONESIA Mixed131NTx♦4-1+3
+2.1Round of 32INDONESIA Mixed93♣♦10+1+1
+1.7Round of 32INDONESIA Mixed116NT♥10=+0
+1.6Round of 32INDONESIA Mixed24♥♠2-1+12
+1.5Round of 32INDONESIA Mixed74♥♣6=-1
+1.3Round of 32INDONESIA Mixed143NT♠8+1+0
+1.2Round of 32INDONESIA Mixed123♦♠9=+0
+0.9Round of 32INDONESIA Mixed41NT♠3+1+5
+0.4Round of 32INDONESIA Mixed14♥♣K+1+0
+0.4Round of 32INDONESIA Mixed84♠♥7+1-11
-0.8Round of 32INDONESIA Mixed62♠♦4+1-1
-3.9Round of 32INDONESIA Mixed33NT♣9+2-17
-4.7Round of 32INDONESIA Mixed101NT♠Q=-5
-11.3Round of 32INDONESIA Mixed54NT♥6-3-11