🇺🇸 CLERKIN Dennis · USA2

15rank
+21.1Butler · 208 bds
+0.10per board
±4.8swing
+0.26vs par /bd · #7/20
+0.09adjusted /bd
Butler per round: 61 61 61 61 61 61 -28.7 -28.7 -28.7 -28.7 -11.2 -11.2 -11.2by round

vs par split: bidding +0.01 · play +0.25

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted +0.09/bd

Card play — on target: opening leads 78.6% #8 of 20 · declarer play 77.8% #10 of 20 · defence 87.7% #9 of 20

Card play by contract type — on target
vs NTvs a suit
Opening leads80.0% (20)77.8% (36)
Declarer play50.0% (10)85.7% (35)
Defence78.9% (38)92.6% (68)

Opening leads by suit led: ♠ 89.5% (19) · ♥ 73.7% (19) · ♦ 37.5% (8) · ♣ 100.0% (10)

vs par by strain: NT +0.07 (68) · a suit +0.36 (140)

vs par by level: part-score +0.44 (80) · game +0.25 (115) · slam -0.69 (13)

By role: declaring +0.36/bd (-1.68 vs par · 102) · defending -0.15/bd (+2.13 vs par · 106)

By vulnerability: vulnerable +0.38/bd (+0.80 vs par · 104) · not vulnerable -0.18/bd (-0.27 vs par · 104)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalJ.ClerkinM.O'Briain – P.O'BriainClosed16+9.7+0.61+2.12
QuarterfinalJ.ClerkinP.Barry – R.AndersonClosed16+16.4+1.02+1.31
QuarterfinalJ.ClerkinP.Barry – R.AndersonClosed16+16.0+1.00+1.38
QuarterfinalJ.ClerkinA.Mesbur – N.FitzgibbonClosed16+8.4+0.53+1.19
QuarterfinalJ.ClerkinA.Mesbur – N.FitzgibbonClosed16+2.8+0.17-0.19
QuarterfinalJ.ClerkinA.Mesbur – N.FitzgibbonClosed16+7.7+0.48+1.19
SemifinalJ.ClerkinM.Rosenberg – Z.MahmoodOpen16+7.6+0.47-1.25
SemifinalJ.ClerkinM.Lair – B.HammanClosed16-42.8-2.67+0.31
SemifinalJ.ClerkinZ.Mahmood – M.RosenbergClosed16+10.0+0.62-0.25
SemifinalJ.ClerkinM.Lair – B.HammanClosed16-3.5-0.22-2.12
FinalJ.ClerkinA.Kowalski – J.RomanskiOpen16-44.7-2.79-1.62
FinalJ.ClerkinJ.Klukowski – V.MarkowiczOpen16+30.1+1.88+2.56
FinalJ.ClerkinA.Kowalski – J.RomanskiClosed16+3.4+0.21-1.19

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
+14.0Final🇵🇱 POLAND516♦♠9=+11
+13.7Final🇵🇱 POLAND366♦♥3-1+19
+13.0Quarterfinal🇮🇪 IRELAND905♥♠K-2+13
+11.7Final🇵🇱 POLAND343NT♣J=-1
+10.9Quarterfinal🇮🇪 IRELAND571NT♥6+1+11
+10.3Quarterfinal🇮🇪 IRELAND73NT♥4-1+12
+10.3Final🇵🇱 POLAND284♠♦7-1+11
+9.7Final🇵🇱 POLAND384♦x♠6=+9
+8.7Quarterfinal🇮🇪 IRELAND165♠♥7-2+13
+8.3Semifinal🇺🇸 USA1683NT♥6+4+12
+8.3Final🇵🇱 POLAND634♠♥4+2+17
+8.1Quarterfinal🇮🇪 IRELAND784♠♣6=+8
+8.0Quarterfinal🇮🇪 IRELAND195♠♥K-1+12
+8.0Final🇵🇱 POLAND424♥♦A-1+12
+7.9Quarterfinal🇮🇪 IRELAND404NT♦10-3+11
+7.4Quarterfinal🇮🇪 IRELAND214♠♣7=+8
+7.1Quarterfinal🇮🇪 IRELAND604♥♥5-2+0
+7.0Semifinal🇺🇸 USA1485♥x♠2-2+2
+6.9Quarterfinal🇮🇪 IRELAND263NT♠7-1+12
+6.7Semifinal🇺🇸 USA1713♥♠A=-10
+6.3Quarterfinal🇮🇪 IRELAND464♠♣A-1-2
+6.3Semifinal🇺🇸 USA1284♥♣5=+0
+6.1Quarterfinal🇮🇪 IRELAND133NT♦K-1+6
+6.0Semifinal🇺🇸 USA1775♥x♠10=+8
+5.7Quarterfinal🇮🇪 IRELAND93NT♥4=+6
+5.7Semifinal🇺🇸 USA1695♦x♠2-3+9
+5.7Final🇵🇱 POLAND605♥x♣A-1-7
+5.3Semifinal🇺🇸 USA1876♣♣6=-2
+5.3Semifinal🇺🇸 USA1962♠♣K=+5
+5.1Quarterfinal🇮🇪 IRELAND875♦♠Q-1+12
+5.0Semifinal🇺🇸 USA1441NT♣8-1+5
+4.9Quarterfinal🇮🇪 IRELAND205♦♠J=-1
+4.7Quarterfinal🇮🇪 IRELAND394♥♦2=+0
+4.4Quarterfinal🇮🇪 IRELAND112♦♦J+1+9
+4.4Quarterfinal🇮🇪 IRELAND542♠♣10-1+2
+4.3Semifinal🇺🇸 USA1911NT♦10=-7
+4.1Quarterfinal🇮🇪 IRELAND656♦♥A=+9
+4.1Quarterfinal🇮🇪 IRELAND743♥x♦A-1-2
+4.0Quarterfinal🇮🇪 IRELAND614♠♥10=+13
+3.7Semifinal🇺🇸 USA1234♠♠2+2-13
+3.6Quarterfinal🇮🇪 IRELAND293♣♥Q=+0
+3.6Quarterfinal🇮🇪 IRELAND485♦♥K=+0
+3.4Quarterfinal🇮🇪 IRELAND273♠♣K+2+6
+3.3Semifinal🇺🇸 USA1214♠♥3=+0
+3.3Semifinal🇺🇸 USA1391NT♠4-2+3
+3.3Final🇵🇱 POLAND374♥♦A+1+4
+3.3Final🇵🇱 POLAND611NT♠4-2+3
+3.0Quarterfinal🇮🇪 IRELAND673♠♣K=-1
+2.7Final🇵🇱 POLAND441NT♥Q-1+4
+2.7Final🇵🇱 POLAND543NT♥8=-13
+2.6Quarterfinal🇮🇪 IRELAND944♠♥K-2-5
+2.3Semifinal🇺🇸 USA1171NT♣2+1+1
+2.1Quarterfinal🇮🇪 IRELAND233NT♥2+3+2
+2.1Quarterfinal🇮🇪 IRELAND701NT♣J+1+1
+2.0Quarterfinal🇮🇪 IRELAND954♠♣10+1+0
+2.0Semifinal🇺🇸 USA1764♥♦5-2-9
+2.0Semifinal🇺🇸 USA1814♠♣K=+0
+1.7Quarterfinal🇮🇪 IRELAND803NT♠2=-3
+1.7Quarterfinal🇮🇪 IRELAND853NT♥8+1+0
+1.6Quarterfinal🇮🇪 IRELAND33♦♦7=+1
+1.6Quarterfinal🇮🇪 IRELAND885♥♦4=+0
+1.4Quarterfinal🇮🇪 IRELAND224♠♣K=+0
+1.4Quarterfinal🇮🇪 IRELAND354♥♠Q-1-5
+1.4Quarterfinal🇮🇪 IRELAND711NT♥9=+5
+1.4Quarterfinal🇮🇪 IRELAND793NT♠A-2-3
+1.3Quarterfinal🇮🇪 IRELAND153♦♥7-2+5
+1.3Semifinal🇺🇸 USA1181NT♥7=+5
+1.3Semifinal🇺🇸 USA1204♥♣K-1+1
+1.3Semifinal🇺🇸 USA1754♥♦A+1+0
+1.3Semifinal🇺🇸 USA1862♠♠7=+0
+1.3Final🇵🇱 POLAND594♥♦K+1+0
+1.1Quarterfinal🇮🇪 IRELAND933♥♠K-1-1
+1.0Quarterfinal🇮🇪 IRELAND16♠x♠A-2+0
+1.0Quarterfinal🇮🇪 IRELAND383♦♦7+1+0
+1.0Semifinal🇺🇸 USA1424♠x♣6-1+7
+0.9Quarterfinal🇮🇪 IRELAND691NT♣6+2+0
+0.7Semifinal🇺🇸 USA1194♠♥2+2+1
+0.7Semifinal🇺🇸 USA1243♣♠10-3+1
+0.7Semifinal🇺🇸 USA1673♥♠3-1+2
+0.7Semifinal🇺🇸 USA1806♠♥9-1-11
+0.7Final🇵🇱 POLAND254♥♣10+1+1
+0.7Final🇵🇱 POLAND404♠♥K=+1
+0.7Final🇵🇱 POLAND533NT♦Q+1+0
+0.4Quarterfinal🇮🇪 IRELAND333♦♠10+1+0
+0.3Quarterfinal🇮🇪 IRELAND514♥♣6+1+0
+0.3Semifinal🇺🇸 USA1314♠♦J+1-11
+0.3Semifinal🇺🇸 USA1943NT♠6=+0
+0.3Final🇵🇱 POLAND623NT♥4=+0
+0.1Quarterfinal🇮🇪 IRELAND174♠♦8+1+0
+0.1Quarterfinal🇮🇪 IRELAND243♥♦10-1+3
+0.1Quarterfinal🇮🇪 IRELAND663♦♦10-1-2
+0.1Quarterfinal🇮🇪 IRELAND731NT♣J+1+1
+0.0Quarterfinal🇮🇪 IRELAND83♥♥2-1+8
+0.0Quarterfinal🇮🇪 IRELAND254♥♦7+1+0
+0.0Quarterfinal🇮🇪 IRELAND344♠♣2-1+10
+0.0Quarterfinal🇮🇪 IRELAND374♥♣4+1+0
+0.0Quarterfinal🇮🇪 IRELAND453NT♥J=-1
+0.0Quarterfinal🇮🇪 IRELAND553♦♠4+1+0
+0.0Quarterfinal🇮🇪 IRELAND774♠♣K-1-6
-0.0Semifinal🇺🇸 USA1223NT♠6+2+10
+0.0Semifinal🇺🇸 USA1332♥♠Q+2-6
+0.0Semifinal🇺🇸 USA1374♣♠6-2-1
+0.0Semifinal🇺🇸 USA1434♠♦Q=+1
+0.0Semifinal🇺🇸 USA1702♦♦4=+5
+0.0Semifinal🇺🇸 USA1746♠♦A=+0
+0.0Semifinal🇺🇸 USA1903NT♦5+1+0
+0.0Final🇵🇱 POLAND204♥♣10+2+13
+0.0Final🇵🇱 POLAND212NT♠5-1+4
+0.0Final🇵🇱 POLAND312♠♥4=+0
+0.0Final🇵🇱 POLAND392NT♠Q-1+6
+0.0Final🇵🇱 POLAND484♥♣A=+0
-0.1Quarterfinal🇮🇪 IRELAND642♦♥4=+11
-0.3Quarterfinal🇮🇪 IRELAND505♣♥6+2+1
-0.3Quarterfinal🇮🇪 IRELAND592♠♦Q=-1
-0.3Quarterfinal🇮🇪 IRELAND634♠♦Q=+0
-0.3Semifinal🇺🇸 USA1254♠♥A+1+0
-0.3Semifinal🇺🇸 USA1821NT♥6+1+0
-0.3Semifinal🇺🇸 USA1843NT♦4=-13
-0.3Semifinal🇺🇸 USA1854♥♣8+1+0
-0.3Final🇵🇱 POLAND355♦♣8=+0
-0.4Quarterfinal🇮🇪 IRELAND964♣♠5-1-4
-0.6Quarterfinal🇮🇪 IRELAND413NT♥J+2+0
-0.6Quarterfinal🇮🇪 IRELAND584NT♦Q=-1
-0.7Quarterfinal🇮🇪 IRELAND324♦♥A=+0
-0.7Semifinal🇺🇸 USA1883NT♦4+1-1
-0.7Final🇵🇱 POLAND554♠♥9-1+6
-0.9Quarterfinal🇮🇪 IRELAND842♠♥3=+10
-1.0Semifinal🇺🇸 USA1263NT♦Q=-13
-1.0Semifinal🇺🇸 USA1661NTx♠6-1-2
-1.0Semifinal🇺🇸 USA1936♦♥J+1-1
-1.0Final🇵🇱 POLAND524♥♠8-2-7
-1.1Quarterfinal🇮🇪 IRELAND54♥♦3+1+0
-1.1Quarterfinal🇮🇪 IRELAND491NT♥4=+1
-1.1Quarterfinal🇮🇪 IRELAND723NT♥5+2+11
-1.1Quarterfinal🇮🇪 IRELAND823NT♠2=+0
-1.3Quarterfinal🇮🇪 IRELAND533NT♥Q-1+1
-1.3Semifinal🇺🇸 USA1322NT♣J=+1
-1.3Semifinal🇺🇸 USA1725♣♠J+1-11
-1.4Quarterfinal🇮🇪 IRELAND434♦♥5=+7
-1.4Quarterfinal🇮🇪 IRELAND443♠♣10-1+1
-1.4Quarterfinal🇮🇪 IRELAND812♠♥K-1+2
-1.6Quarterfinal🇮🇪 IRELAND364♠♣K=+1
-1.6Quarterfinal🇮🇪 IRELAND473♠♣K=+7
-1.7Quarterfinal🇮🇪 IRELAND752♠♣J-1-4
-1.7Quarterfinal🇮🇪 IRELAND892♥♠4=+0
-1.7Semifinal🇺🇸 USA1783♥♦Q+2-6
-1.7Semifinal🇺🇸 USA1953♠♣4=+0
-1.9Quarterfinal🇮🇪 IRELAND833♥♣A-1-5
-2.0Semifinal🇺🇸 USA1654♥♣2=+0
-2.0Final🇵🇱 POLAND184♠♦Q=+0
-2.0Final🇵🇱 POLAND433NT♣3+2+0
-2.0Final🇵🇱 POLAND461NT♥7+1-1
-2.1Quarterfinal🇮🇪 IRELAND21NT♥3-2-2
-2.3Quarterfinal🇮🇪 IRELAND313NT♥9=+0
-2.3Final🇵🇱 POLAND573NT♥3+1-1
-2.4Quarterfinal🇮🇪 IRELAND142♥♠5-2-8
-2.7Quarterfinal🇮🇪 IRELAND64♥♠10+1-1
-2.7Quarterfinal🇮🇪 IRELAND123NT♠6+3+11
-2.7Quarterfinal🇮🇪 IRELAND423NT♣2-4-7
-2.7Semifinal🇺🇸 USA1301NT♥2-1-4
-2.7Semifinal🇺🇸 USA1923♠♥7-1+1
-2.7Final🇵🇱 POLAND452♦♠K=+1
-2.7Final🇵🇱 POLAND473♥♦10=-6
-3.0Final🇵🇱 POLAND324♥♣J-2-6
-3.3Semifinal🇺🇸 USA1292♥♠7+1+1
-3.7Quarterfinal🇮🇪 IRELAND913NT♣K-2-5
-3.7Semifinal🇺🇸 USA1274♠♥6+1+0
-3.7Semifinal🇺🇸 USA1353♣♠J=+1
-3.7Semifinal🇺🇸 USA1834♠♦6-1-5
-3.7Final🇵🇱 POLAND334♠♥Q=-8
-3.9Quarterfinal🇮🇪 IRELAND563♣♥K-3+0
-4.0Quarterfinal🇮🇪 IRELAND863♥♣A-1+2
-4.0Semifinal🇺🇸 USA1464♠♦6-4+3
-4.0Final🇵🇱 POLAND174♦♣6-1-6
-4.0Final🇵🇱 POLAND241NT♠2=-5
-4.3Quarterfinal🇮🇪 IRELAND525♦♠K-1-12
-4.3Quarterfinal🇮🇪 IRELAND923NT♠6=+0
-4.3Final🇵🇱 POLAND491NT♥J+1-6
-4.4Quarterfinal🇮🇪 IRELAND285♦♠4+1+0
-4.7Semifinal🇺🇸 USA1734♦♠J=+0
-4.7Final🇵🇱 POLAND233NT♥9+3-1
-5.0Semifinal🇺🇸 USA1453NT♥Q+3+12
-5.0Final🇵🇱 POLAND294♥♣Q+1-13
-5.0Final🇵🇱 POLAND643♠♣4=-1
-5.1Quarterfinal🇮🇪 IRELAND761NT♠6-3-4
-5.3Semifinal🇺🇸 USA1363♥♥3-2-3
-5.3Final🇵🇱 POLAND274♥♠Q=+0
-5.3Final🇵🇱 POLAND563NT♥6-5-9
-5.4Quarterfinal🇮🇪 IRELAND104♥♦A-2-13
-6.0Semifinal🇺🇸 USA1402NT♣4-1-5
-6.0Final🇵🇱 POLAND581NT♠3+1-1
-6.1Quarterfinal🇮🇪 IRELAND304♥♥3-1-4
-6.1Quarterfinal🇮🇪 IRELAND623NT♥9=-7
-6.3Final🇵🇱 POLAND302♣♥K+1+0
-6.3Final🇵🇱 POLAND413NT♠J=+1
-6.7Semifinal🇺🇸 USA1344♠♠5=+0
-6.7Semifinal🇺🇸 USA1387♠♠3=+0
-6.7Final🇵🇱 POLAND264♥♦9-1-9
-7.0Final🇵🇱 POLAND223NT♦9-2-6
-7.7Semifinal🇺🇸 USA1472NT♣5-2-3
-7.7Final🇵🇱 POLAND193♥x♦9-3-9
-8.0Quarterfinal🇮🇪 IRELAND186NT♦Q-1-17
-8.3Final🇵🇱 POLAND505♦♥A=-11
-10.7Semifinal🇺🇸 USA1796♥♦J=+9
-11.3Semifinal🇺🇸 USA1894♠♥K-2-11
-13.0Quarterfinal🇮🇪 IRELAND46♥♣J=-13
-14.0Semifinal🇺🇸 USA1413NT♥J=-11
-16.3Quarterfinal🇮🇪 IRELAND687♠♥K=-13