AKER Jeff · SIMSON

101rank
-7.9Butler · 70 bds
-0.11per board
±4.5swing
+1.07vs par /bd · #16/148
-0.09adjusted /bd
Butler per round: 6.4 16 12.3 -33.3 5.7 -20.1 5.1by round

vs par split: bidding +0.86 · play +0.21

Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted -0.09/bd

Card play — on target: opening leads 87.5% #19 of 148 · declarer play 87.5% #13 of 148 · defence 91.9% #21 of 148

Card play by contract type — on target
vs NTvs a suit
Opening leads85.7% (7)88.2% (17)
Declarer play60.0% (5)100.0% (11)
Defence100.0% (12)88.0% (25)

Opening leads by suit led: ♠ 100.0% (4) · ♥ 85.7% (7) · ♦ 85.7% (7) · ♣ 83.3% (6)

vs par by strain: NT -0.12 (24) · a suit +1.70 (46)

vs par by level: part-score +1.90 (31) · game -0.30 (33) · slam +4.33 (6)

By role: declaring +0.21/bd (-0.39 vs par · 33) · defending -0.41/bd (+2.38 vs par · 37)

By vulnerability: vulnerable -0.08/bd (+0.29 vs par · 34) · not vulnerable -0.14/bd (+1.81 vs par · 36)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1D.SimsonM.Michelin – S.CohenClosed10+6.4+0.64+2.80
Round 2D.SimsonM.Yuen – N.StockClosed10+16.0+1.60+4.30
Round 4D.SimsonM.Szymanowski – P.BizonOpen10+12.3+1.23+1.40
Round 5D.SimsonM.Caracci – J.RoblesOpen10-33.3-3.33-1.10
Round 6D.SimsonC.Lin – K.ChengClosed10+5.7+0.57+1.00
Round 7D.SimsonX.Shen – M.ShenOpen10-20.1-2.01+0.50
Round 10D.SimsonA.Kowalski – J.RomanskiOpen10+5.1+0.51-1.40

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
+15.7Round 2GRIZZLY KOALAS137♠♣10-1+15
+8.4Round 6YBS84♠♥K-4+17
+8.1Round 1PROTO22♠♦8+1+12
+7.9Round 10VYTAS136♣♥J=-13
+7.4Round 7CHINA EVERTRUST114♠x♥2-4-5
+6.6Round 2GRIZZLY KOALAS194♥♠4-1+10
+4.6Round 1PROTO42♥♣2=+12
+4.2Round 4MARKOWICZ183NT♥2-1+6
+3.7Round 1PROTO82♣♣2+1+5
+3.7Round 2GRIZZLY KOALAS203♦♦4-3+4
+3.7Round 6YBS53NT♥6=+7
+3.6Round 4MARKOWICZ112♠♦K-3+7
+3.1Round 4MARKOWICZ133NT♣9+2+0
+3.0Round 10VYTAS203NT♠10+2+0
+2.9Round 4MARKOWICZ174♥♣A+1+0
+2.9Round 7CHINA EVERTRUST154♣♦10-2+0
+2.8Round 6YBS24♥♦K=-1
+2.1Round 10VYTAS143NT♥2+1+0
+2.0Round 10VYTAS114♦♥4-1+5
+1.8Round 5CHILE SENIORS282♠♥K=+0
+1.8Round 5CHILE SENIORS301NT♠10-1+4
+1.7Round 10VYTAS172♠♦10-1+3
+1.1Round 4MARKOWICZ155♣♥K=-2
+1.1Round 4MARKOWICZ192♥♠10-1+0
+1.0Round 4MARKOWICZ203NT♥4+1+13
+1.0Round 6YBS102♠♥8+1+0
+0.8Round 2GRIZZLY KOALAS122♠♦10-2+1
+0.8Round 10VYTAS122NT♦6+1+0
+0.5Round 6YBS93♠♣A-2+5
+0.4Round 10VYTAS181NT♦9-1+1
+0.2Round 7CHINA EVERTRUST201♦♦Q-5-4
+0.1Round 1PROTO13♣♠9-1-4
+0.1Round 7CHINA EVERTRUST123♦♠9+1+7
-0.0Round 1PROTO53♠♥10-1+2
-0.1Round 6YBS74♥♣9+1+0
-0.3Round 2GRIZZLY KOALAS183NT♥4+1-1
-0.3Round 4MARKOWICZ126♦♠3=+2
-0.6Round 1PROTO63♦♥3=+0
-0.7Round 1PROTO31NT♥2=+2
-0.7Round 2GRIZZLY KOALAS166♦♥2+1+11
-0.7Round 5CHILE SENIORS253NT♣6+1-1
-1.1Round 1PROTO73♥♦5+1-1
-1.1Round 6YBS13♣♦9=+0
-1.2Round 5CHILE SENIORS213NT♣2=+0
-1.2Round 6YBS44♥♣A=-3
-1.2Round 7CHINA EVERTRUST132♠♥K-1+0
-1.4Round 2GRIZZLY KOALAS172♥♣J=+0
-1.5Round 5CHILE SENIORS246NT♠J=+0
-1.5Round 7CHINA EVERTRUST162♠♦A=+0
-2.0Round 2GRIZZLY KOALAS154♥♥2+2-2
-2.0Round 4MARKOWICZ165♠x♥2-3-7
-2.4Round 4MARKOWICZ143NT♦8-1-5
-2.4Round 5CHILE SENIORS235♦♣K-2-2
-2.6Round 1PROTO92♣♠Q-1+0
-3.1Round 2GRIZZLY KOALAS145♣x♥6-1+5
-3.3Round 2GRIZZLY KOALAS112NT♥3=+0
-3.3Round 6YBS62♠♣A-2-2
-3.4Round 7CHINA EVERTRUST184♥♦8=+1
-3.9Round 10VYTAS163NT♠5-1-6
-4.1Round 10VYTAS193NT♥3=-6
-4.4Round 5CHILE SENIORS263NT♥10=+0
-4.8Round 10VYTAS154♥♦A-1+2
-5.0Round 6YBS34♥♣10+2-13
-5.1Round 1PROTO102NT♣9=+0
-6.5Round 7CHINA EVERTRUST145NT♥4-3-2
-6.6Round 5CHILE SENIORS223NT♣Q+1+1
-7.1Round 5CHILE SENIORS274♥♦8=+0
-7.3Round 7CHINA EVERTRUST176♣♥2+1+11
-10.8Round 7CHINA EVERTRUST193NT♣2=-3
-13.0Round 5CHILE SENIORS294NT♣4-2-13