BOYD Peter · USA 1 Seniors

347rank
-5.0Butler · 120 bds
-0.04per board
±4.3swing
+0.62vs par /bd · #88/567
-0.06adjusted /bd
Butler per round: -8 24.9 5.2 -13.9 -19.2 17.6 -8.8 20.3 16.8 -7.3 -9.7 -22.9by round

vs par split: bidding +0.69 · play +0.00

Strength of schedule: opponents averaged -0.02/bd (an average draw) → opponent-adjusted -0.06/bd

Card play — on target: opening leads 83.3% #193 of 567 · declarer play 80.0% #218 of 567 · defence 85.1% #202 of 567

Card play by contract type — on target
vs NTvs a suit
Opening leads58.3% (12)95.8% (24)
Declarer play71.4% (7)83.3% (18)
Defence76.9% (26)90.2% (41)

Opening leads by suit led: ♠ 83.3% (12) · ♥ 87.5% (8) · ♦ 80.0% (10) · ♣ 83.3% (6)

vs par by strain: NT +0.64 (39) · a suit +0.71 (79)

vs par by level: part-score +0.88 (48) · game +0.17 (64) · slam +4.67 (6)

By role: declaring -0.75/bd (-2.35 vs par · 51) · defending +0.48/bd (+2.81 vs par · 69)

By vulnerability: vulnerable -0.12/bd (+1.00 vs par · 60) · not vulnerable +0.04/bd (+0.23 vs par · 60)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1S.RobinsonW.Gu – W.GongOpen10-8.0-0.80-1.50
Round 3S.RobinsonR.Kaplan – L.IchilcikOpen10+24.9+2.49+3.70
Round 4S.RobinsonL.Ligambi – G.AstoreClosed10+5.2+0.52+0.70
Round 5S.RobinsonD.Beauchamp – J.TuttyOpen10-13.9-1.39-2.30
Round 6S.RobinsonY.Feng – J.HeOpen10-19.2-1.92-0.60
Round 8S.RobinsonY.Li – T.CaoOpen10+17.6+1.76+2.10
Round 9S.RobinsonR.Chan – Z.XuClosed10-8.8-0.88+3.00
Round 10S.RobinsonD.Willis – M.YuenClosed10+20.3+2.03+4.40
Round 11S.RobinsonL.Lauria – A.VersaceClosed10+16.8+1.68+0.90
Round 13S.RobinsonM.Shen – X.ShenClosed10-7.3-0.73+0.90
Round 14S.RobinsonJ.Liu – F.ShiOpen10-9.7-0.97+0.50
Round 15S.RobinsonA.Gandoglia – M.ChavarriaOpen10-22.9-2.29-4.40

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
+10.5Round 8WUHU BRIDGE TEAM164♥x♣A-3+9
+10.3Round 10WE THE NORTH24♠♥A-1+12
+10.2Round 3OZ ANGELS306♥♠A-1+11
+8.7Round 4ITALY Seniors74♠♣K=+10
+8.5Round 11ITALFRANCE194♠♣2-1+12
+8.4Round 10WE THE NORTH65♦x♠4-3+8
+7.7Round 3OZ ANGELS284♠♦2-1+11
+7.5Round 3OZ ANGELS214♥♠K-1+11
+6.6Round 10WE THE NORTH72NT♣9+1+10
+5.9Round 15ITALY Mixed223NT♥6=+0
+5.7Round 8WUHU BRIDGE TEAM126♣♠3=-2
+5.6Round 13CHINA Seniors33NT♥Q=-1
+5.2Round 11ITALFRANCE145♣♦6=+7
+5.1Round 11ITALFRANCE114♥♦5-1+4
+4.9Round 13CHINA Seniors64♥♠5-1+10
+4.8Round 9CANADA CHINA UNITED223NT♣9-2+6
+4.5Round 1HUBEI BRIDGE TEAM23NT♣3-2+6
+4.3Round 5AUSTRALIA MIXED153♣♥Q=+0
+4.0Round 10WE THE NORTH52♠x♦3-1+7
+3.7Round 8WUHU BRIDGE TEAM191NT♠2-1+10
+3.5Round 3OZ ANGELS253♦♥3=+0
+3.5Round 14GUIZHOU ZHENGYE133♠♦7-1+5
+3.3Round 6CHINA HUOCHETOU253NT♠4-2+7
+3.3Round 11ITALFRANCE15Adj.♥K-4
+3.1Round 1HUBEI BRIDGE TEAM84♠♥4-1+10
+3.1Round 14GUIZHOU ZHENGYE141NT♠3+3+2
+2.9Round 1HUBEI BRIDGE TEAM52♣♣4+2+7
+2.9Round 5AUSTRALIA MIXED142NT♥6+1+7
+2.7Round 3OZ ANGELS274♥♠3=+3
+2.7Round 9CANADA CHINA UNITED282♥♣A=+1
+2.3Round 11ITALFRANCE202♥♠8-2+3
+1.9Round 4ITALY Seniors92♥♠A-2+7
+1.9Round 9CANADA CHINA UNITED243♥♦5-2+5
+1.7Round 4ITALY Seniors82NT♣5-1+4
+1.7Round 5AUSTRALIA MIXED122♣♣2+1+0
+1.7Round 9CANADA CHINA UNITED255♥♠6+1+11
+1.6Round 4ITALY Seniors101NT♠3+1+1
+1.5Round 14GUIZHOU ZHENGYE124♠♥10+1+1
+1.5Round 14GUIZHOU ZHENGYE164♠♥K-1+5
+1.4Round 6CHINA HUOCHETOU302NT♠4=+7
+1.4Round 10WE THE NORTH9Pass-3
+1.3Round 1HUBEI BRIDGE TEAM33♥♥3=+0
+1.3Round 10WE THE NORTH102♠♥5=+0
+1.3Round 11ITALFRANCE163♥♥A=+0
+1.2Round 6CHINA HUOCHETOU281NT♦5+1-1
+1.1Round 3OZ ANGELS264♥♠K+2+13
+1.0Round 8WUHU BRIDGE TEAM203NT♥2-1+5
+0.9Round 6CHINA HUOCHETOU222♥♦K+1+0
+0.8Round 8WUHU BRIDGE TEAM131NT♠Q=+2
+0.6Round 4ITALY Seniors14♥♠K=+1
+0.5Round 4ITALY Seniors54♠♣K=+0
+0.5Round 15ITALY Mixed253NT♣4=+1
+0.3Round 3OZ ANGELS245♦♥4=+2
+0.2Round 11ITALFRANCE182♠♣2=+0
+0.2Round 13CHINA Seniors75♣♦2=-2
+0.1Round 4ITALY Seniors62♠♦A+1+1
+0.1Round 13CHINA Seniors93NT♠5+1-1
+0.0Round 1HUBEI BRIDGE TEAM101NT♠2+1+0
+0.0Round 8WUHU BRIDGE TEAM114♠♥A+1+0
-0.0Round 8WUHU BRIDGE TEAM143NT♦7+2+0
+0.0Round 10WE THE NORTH86NT♣4=+11
-0.1Round 3OZ ANGELS223NT♦4-1-5
-0.1Round 5AUSTRALIA MIXED163♣♥K=-7
-0.2Round 10WE THE NORTH34♣♦5+1+6
-0.2Round 15ITALY Mixed243NT♠A+2+0
-0.3Round 9CANADA CHINA UNITED272♠♥K+1-7
-0.4Round 5AUSTRALIA MIXED202♠♦9+1+0
-0.5Round 1HUBEI BRIDGE TEAM71NT♥5+1+0
-0.5Round 8WUHU BRIDGE TEAM153NT♥5+1+0
-0.5Round 9CANADA CHINA UNITED263NT♣5+2+12
-0.6Round 1HUBEI BRIDGE TEAM12♠♣3+2-6
-0.6Round 4ITALY Seniors34♥♠K+2-11
-0.6Round 11ITALFRANCE123NT♣5=+1
-0.9Round 6CHINA HUOCHETOU243♦♣8=+0
-1.0Round 13CHINA Seniors53♥♠9+1+7
-1.2Round 11ITALFRANCE173♥♠3-1-8
-1.3Round 6CHINA HUOCHETOU213NT♦6-2+5
-1.3Round 15ITALY Mixed274♠♥8-1-2
-1.6Round 9CANADA CHINA UNITED292♠♣4+2+1
-1.6Round 13CHINA Seniors22♠♣2-2+9
-1.6Round 14GUIZHOU ZHENGYE152♥♦3+1+6
-1.7Round 5AUSTRALIA MIXED183NT♠9-1-6
-1.7Round 8WUHU BRIDGE TEAM185♦♣5=+2
-1.8Round 15ITALY Mixed232♥♣3+1-1
-1.9Round 8WUHU BRIDGE TEAM175♦♥6-2-5
-1.9Round 14GUIZHOU ZHENGYE113NT♦J=+1
-2.0Round 6CHINA HUOCHETOU275♠♥A-1-8
-2.1Round 9CANADA CHINA UNITED212♠♦A+1-7
-2.1Round 10WE THE NORTH13♣♣Q-1+1
-2.5Round 15ITALY Mixed283NT♥J+3-11
-2.7Round 15ITALY Mixed213♥♠7=+0
-2.8Round 3OZ ANGELS231NT♣2=+1
-2.8Round 15ITALY Mixed303NT♦3-1-5
-2.9Round 14GUIZHOU ZHENGYE193♦♠2-2-3
-3.5Round 13CHINA Seniors14♥♦Q=+0
-3.5Round 14GUIZHOU ZHENGYE184♥♦6+1-4
-3.6Round 4ITALY Seniors24♥♣K+1-6
-3.6Round 5AUSTRALIA MIXED194♠♥4-1-5
-3.6Round 13CHINA Seniors41NT♠6-1-5
-3.8Round 1HUBEI BRIDGE TEAM62♠♦A=-11
-3.9Round 13CHINA Seniors104♥♦5-2-8
-4.4Round 5AUSTRALIA MIXED133NT♣3=+1
-4.5Round 13CHINA Seniors86♦♠6=+0
-4.5Round 14GUIZHOU ZHENGYE172♠♦9+3-6
-4.9Round 6CHINA HUOCHETOU263♦♥3-1-6
-4.9Round 14GUIZHOU ZHENGYE204♥♦K-2-2
-5.2Round 3OZ ANGELS294♠♥J=-10
-5.7Round 4ITALY Seniors43NT♠J+2+0
-6.1Round 5AUSTRALIA MIXED113NT♦6=-6
-6.5Round 5AUSTRALIA MIXED174♠♣2-3-7
-6.5Round 6CHINA HUOCHETOU296♠♦J=+0
-7.3Round 1HUBEI BRIDGE TEAM95♦x♣K-2-11
-7.3Round 11ITALFRANCE134♥♦4-1-6
-7.6Round 1HUBEI BRIDGE TEAM43NT♦5=-10
-7.7Round 9CANADA CHINA UNITED236♦♥9=+8
-7.7Round 9CANADA CHINA UNITED304♠♦Q=+0
-7.9Round 15ITALY Mixed295♥x♠8-1-12
-9.4Round 10WE THE NORTH44♠x♥3-2-8
-10.1Round 15ITALY Mixed263NT♣Q-3-14
-10.4Round 6CHINA HUOCHETOU233NT♣3=-10