CHEN Xinyi · HUBEI QIAOXIE

58rank
+21.7Butler · 56 bds
+0.39per board
±4.5swing
+0.43vs par /bd · #61/187
-0.02adjusted /bd
Butler per round: 9.7 3.3 -6.8 -8.8 -4.8 -6.1 11.2 24by round

vs par split: bidding +0.20 · play +0.23

Strength of schedule: opponents averaged -0.40/bd (an easy draw) → opponent-adjusted -0.02/bd

Card play — on target: opening leads 78.6% #70 of 187 · declarer play 90.0% #20 of 187 · defence 100.0% #1 of 187

Card play by contract type — on target
vs NTvs a suit
Opening leads0.0% (1)84.6% (13)
Declarer play100.0% (4)83.3% (6)
Defence100.0% (2)100.0% (25)

Opening leads by suit led: ♠ 50.0% (2) · ♥ 100.0% (1) · ♦ 83.3% (6) · ♣ 80.0% (5)

vs par by strain: NT -1.57 (14) · a suit +1.09 (42)

vs par by level: part-score +0.44 (18) · game +0.44 (36) · slam +0.00 (2)

By role: declaring -0.53/bd (-2.28 vs par · 29) · defending +1.37/bd (+3.33 vs par · 27)

By vulnerability: vulnerable -0.40/bd (-0.07 vs par · 28) · not vulnerable +1.18/bd (+0.93 vs par · 28)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1H.ZhengC.Yeh – Y.ZhangClosed7+9.7+1.39+2.57
Round 2H.ZhengJ.Peng – J.YanClosed7+3.3+0.47+2.14
Round 3H.ZhengB.Gotard – T.GotardClosed7-6.8-0.97-4.14
Round 4H.ZhengQ.Yan – M.YangClosed7-8.8-1.26+0.00
Round 5H.ZhengL.Chen – J.YangClosed7-4.8-0.69+2.71
Round 6H.ZhengC.Ganzer – S.PicusOpen7-6.1-0.87-3.71
Round 7H.ZhengC.Loo – H.WuClosed7+11.2+1.60+1.57
Round 8H.ZhengY.Wang – X.WangClosed7+24.0+3.43+2.29

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
+10.2Round 8SHENZHEN PINGAN244♠x♥3-4+9
+9.7Round 7SINGAPORE MIXED176♠♣A-1+11
+9.0Round 6GANZER102♠♣5+2+10
+8.2Round 1YEH MIX15♦x♥A-1+11
+7.2Round 5LUCKY STAR14♠♦3-1+10
+6.3Round 6GANZER93♣♦4=-11
+6.0Round 7SINGAPORE MIXED152NT♣Q-1+10
+4.8Round 8SHENZHEN PINGAN254♥♦6+1+0
+4.7Round 7SINGAPORE MIXED194♠♦10-1+5
+4.5Round 1YEH MIX52♠♦8-2+7
+4.3Round 8SHENZHEN PINGAN264♠♥7=+0
+3.4Round 4HEILONGJIANG TEAM254♦♥9-1+6
+2.7Round 8SHENZHEN PINGAN284♥♣Q-1+5
+2.6Round 3GOTARD151NT♣5+2+0
+2.4Round 7SINGAPORE MIXED184♠♦6+1+0
+2.4Round 8SHENZHEN PINGAN233NT♥3+4+3
+2.3Round 4HEILONGJIANG TEAM273♣♠7-2+5
+2.0Round 2SUZHOUTAIHU104♠♦7+1+0
+1.8Round 1YEH MIX41♠♣2+2+0
+1.7Round 2SUZHOUTAIHU124♥♣7=+0
+1.7Round 2SUZHOUTAIHU133NT♦7+4+2
+1.4Round 2SUZHOUTAIHU115♦x♥A-2+4
+1.3Round 3GOTARD193NT♦5+1+1
+1.3Round 6GANZER144♥♦10-2-1
+1.2Round 4HEILONGJIANG TEAM233NT♠5=+0
+0.8Round 3GOTARD203NT♣10+1-1
+0.6Round 5LUCKY STAR33♥♣Q-2+1
+0.5Round 1YEH MIX35♦♣2-2+6
+0.4Round 1YEH MIX23NT♠A+1+0
+0.4Round 4HEILONGJIANG TEAM281NT♣6=+0
+0.4Round 8SHENZHEN PINGAN224♥♦9=-1
+0.1Round 5LUCKY STAR52♣♦2-1-1
+0.1Round 7SINGAPORE MIXED204♠♦A=+1
-0.1Round 5LUCKY STAR63♥♦K+1+4
-0.1Round 6GANZER122♥♦6-2+5
-0.6Round 2SUZHOUTAIHU144♠♥Q+3+14
-0.8Round 8SHENZHEN PINGAN274♠♦7=+0
-0.9Round 2SUZHOUTAIHU92♥♦3-3-5
-1.1Round 1YEH MIX64♥♣K+1+0
-1.6Round 5LUCKY STAR44♠♣8+1+0
-2.0Round 2SUZHOUTAIHU84♠x♦K-1+0
-2.0Round 3GOTARD162NT♠Q-1-10
-2.1Round 3GOTARD214♥♦10+1+0
-2.4Round 4HEILONGJIANG TEAM242NT♠J=-1
-2.5Round 6GANZER83NT♥10-1-5
-2.9Round 3GOTARD183NT♣6-1-13
-3.8Round 7SINGAPORE MIXED213♥♥2=-6
-4.5Round 3GOTARD174♥♦2-2-6
-4.5Round 5LUCKY STAR74♠♣4+1+13
-4.6Round 1YEH MIX74♠♥2-1-6
-5.5Round 4HEILONGJIANG TEAM223♠♦A+2-6
-6.5Round 5LUCKY STAR23NTx♠7-1-8
-7.1Round 6GANZER116♣♥9-2-11
-7.9Round 7SINGAPORE MIXED164♠♦9-1-10
-8.2Round 4HEILONGJIANG TEAM265♣x♣6+1-4
-13.0Round 6GANZER134♠x♥A+1-13