🇰🇷 ROH Seungjin · KOREA

29rank
+17.9Butler · 156 bds
+0.11per board
±3.9swing
+0.16vs par /bd · #11/26
+0.03adjusted /bd
Butler per round: 17.3 17.3 17.3 17.3 0.6 0.6 0.6 0.6 0.6 0.6by round

vs par split: bidding -0.65 · play +0.20

Strength of schedule: opponents averaged -0.08/bd (an easy draw) → opponent-adjusted +0.03/bd

Card play — on target: opening leads 75.0% #21 of 26 · declarer play 69.2% #22 of 26 · defence 88.9% #9 of 26

Bidding activity — not a pass: 39.6% #26 of 26 (180/454)

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (1)66.7% (3)
Declarer play71.4% (7)66.7% (6)
Defence85.7% (7)90.9% (11)

Opening leads by suit led: ♠ 100.0% (2) · ♣ 50.0% (2)

vs par by strain: NT -0.83 (53) · a suit +0.67 (103)

vs par by level: part-score +0.88 (60) · game -0.16 (92) · slam -3.25 (4)

By role: declaring +0.55/bd (-1.17 vs par · 89) · defending -0.46/bd (+1.93 vs par · 67)

By vulnerability: vulnerable -0.08/bd (-0.38 vs par · 80) · not vulnerable +0.32/bd (+0.72 vs par · 76)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 16S.KangO.Rimstedt – M.RimstedtClosed15+11.3+0.75+0.93
Round of 16S.KangS.Hult – P.BertheauOpen15+0.3+0.02-0.53
Round of 16S.KangP.Bertheau – S.HultClosed15-5.2-0.35-1.33
Round of 16S.KangS.Hult – P.BertheauOpen15+10.9+0.73-1.07
QuarterfinalS.KangL.Rizzo – H.CamberosOpen16+21.5+1.34+3.00
QuarterfinalS.KangL.Rizzo – C.LucenaOpen16+9.8+0.61+0.62
QuarterfinalS.KangL.Rizzo – C.LucenaOpen16+13.7+0.86+1.50
QuarterfinalS.KangA.Madala – A.BianchediOpen16-19.8-1.24+0.56
QuarterfinalS.KangA.Bianchedi – A.MadalaClosed16-5.8-0.36-0.94
QuarterfinalS.KangA.Madala – A.BianchediOpen16-18.8-1.18-1.31

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
+11.5Round of 16🇸🇪 SWEDEN93♠x♥J-2+15
+11.0Quarterfinal🇦🇷 ARGENTINA734♥♥2=+0
+8.7Round of 16🇸🇪 SWEDEN123♣x♥Q-4+12
+8.0Quarterfinal🇦🇷 ARGENTINA183NT+1+0
+7.5Round of 16🇸🇪 SWEDEN294♥=+0
+7.5Round of 16🇸🇪 SWEDEN545♦x-1+9
+6.7Quarterfinal🇦🇷 ARGENTINA13NT+2+1
+6.6Quarterfinal🇦🇷 ARGENTINA24♠x-2+11
+6.6Quarterfinal🇦🇷 ARGENTINA933♣-1+11
+6.1Quarterfinal🇦🇷 ARGENTINA83♣+1+6
+5.9Round of 16🇸🇪 SWEDEN44♥♦5=+9
+5.9Quarterfinal🇦🇷 ARGENTINA34♠x-1+7
+5.9Quarterfinal🇦🇷 ARGENTINA384♥=+11
+5.7Round of 16🇸🇪 SWEDEN371♠x♥5-1+9
+5.6Quarterfinal🇦🇷 ARGENTINA72♥+1+6
+5.5Round of 16🇸🇪 SWEDEN363NT♣5=+7
+5.1Quarterfinal🇦🇷 ARGENTINA342♥+2-1
+4.9Round of 16🇸🇪 SWEDEN233♣=+6
+4.7Quarterfinal🇦🇷 ARGENTINA473♠=+0
+4.6Round of 16🇸🇪 SWEDEN604♠-1+4
+3.7Round of 16🇸🇪 SWEDEN244♠-2+5
+3.7Quarterfinal🇦🇷 ARGENTINA891NT+2+7
+3.6Round of 16🇸🇪 SWEDEN303♠+2+6
+3.4Quarterfinal🇦🇷 ARGENTINA203NT+1+0
+3.4Quarterfinal🇦🇷 ARGENTINA533♥+1+7
+3.3Quarterfinal🇦🇷 ARGENTINA771NT♥2-2+2
+3.1Round of 16🇸🇪 SWEDEN223NT+1+1
+3.1Quarterfinal🇦🇷 ARGENTINA135♠x=+5
+2.9Round of 16🇸🇪 SWEDEN173♦=+0
+2.9Quarterfinal🇦🇷 ARGENTINA464♥=+0
+2.8Round of 16🇸🇪 SWEDEN532♠-1+9
+2.7Round of 16🇸🇪 SWEDEN413NT♦8+2+1
+2.7Quarterfinal🇦🇷 ARGENTINA963NT+2+0
+2.4Round of 16🇸🇪 SWEDEN32♣♥7+1+0
+2.4Quarterfinal🇦🇷 ARGENTINA62♠-1+9
+2.4Quarterfinal🇦🇷 ARGENTINA783NT♦Q-1+5
+2.1Quarterfinal🇦🇷 ARGENTINA762♥♠3+1+0
+2.0Round of 16🇸🇪 SWEDEN442♠♠T=+0
+1.9Quarterfinal🇦🇷 ARGENTINA822♥-1+1
+1.7Quarterfinal🇦🇷 ARGENTINA264♠-2+2
+1.7Quarterfinal🇦🇷 ARGENTINA582♥-2+8
+1.5Round of 16🇸🇪 SWEDEN464♠+2+1
+1.4Quarterfinal🇦🇷 ARGENTINA433NT=-1
+1.3Quarterfinal🇦🇷 ARGENTINA94♠-1+6
+1.3Quarterfinal🇦🇷 ARGENTINA274♠x-1+6
+1.3Quarterfinal🇦🇷 ARGENTINA834♠=+0
+1.2Round of 16🇸🇪 SWEDEN133NT♥T+1-1
+1.1Quarterfinal🇦🇷 ARGENTINA614♠=+0
+1.0Round of 16🇸🇪 SWEDEN23NT♣T=-1
+1.0Quarterfinal🇦🇷 ARGENTINA363♠-1+6
+1.0Quarterfinal🇦🇷 ARGENTINA404♠=+0
+1.0Quarterfinal🇦🇷 ARGENTINA623NT+1+0
+0.9Round of 16🇸🇪 SWEDEN183NT+2-11
+0.9Round of 16🇸🇪 SWEDEN381NT♦2+2+0
+0.9Round of 16🇸🇪 SWEDEN393NT♠2+2+1
+0.9Quarterfinal🇦🇷 ARGENTINA104♠-1+3
+0.9Quarterfinal🇦🇷 ARGENTINA213♠=+1
+0.9Quarterfinal🇦🇷 ARGENTINA505♦=+1
+0.9Quarterfinal🇦🇷 ARGENTINA663♠♣A=+0
+0.8Round of 16🇸🇪 SWEDEN163NT+1+11
+0.8Round of 16🇸🇪 SWEDEN493NT+3-13
+0.7Round of 16🇸🇪 SWEDEN84♠♦5+1+0
+0.7Quarterfinal🇦🇷 ARGENTINA322♠+1+1
+0.7Quarterfinal🇦🇷 ARGENTINA493♠-2+7
+0.6Round of 16🇸🇪 SWEDEN142♠x♥A-1+0
+0.6Round of 16🇸🇪 SWEDEN554♠+1-13
+0.6Round of 16🇸🇪 SWEDEN593♠-2+2
+0.6Quarterfinal🇦🇷 ARGENTINA315♦=+1
+0.6Quarterfinal🇦🇷 ARGENTINA514♥=-1
+0.6Quarterfinal🇦🇷 ARGENTINA654♠♦2=+1
+0.5Round of 16🇸🇪 SWEDEN64♥♣A-2+2
+0.5Round of 16🇸🇪 SWEDEN483NT+2-1
+0.5Round of 16🇸🇪 SWEDEN573NT+1+0
+0.4Round of 16🇸🇪 SWEDEN273♦-1-8
+0.4Quarterfinal🇦🇷 ARGENTINA354♥+1+0
+0.4Quarterfinal🇦🇷 ARGENTINA375♥=+11
+0.4Quarterfinal🇦🇷 ARGENTINA674♠♥2=+0
+0.3Round of 16🇸🇪 SWEDEN53NT♣5+2+1
+0.3Round of 16🇸🇪 SWEDEN353♣♥Q-1+0
+0.3Quarterfinal🇦🇷 ARGENTINA142♥+2-6
+0.1Quarterfinal🇦🇷 ARGENTINA233♣=+0
+0.1Quarterfinal🇦🇷 ARGENTINA553NT+1+0
+0.0Quarterfinal🇦🇷 ARGENTINA44♥=+0
+0.0Quarterfinal🇦🇷 ARGENTINA171NT+3+6
+0.0Quarterfinal🇦🇷 ARGENTINA294♠+1+0
+0.0Quarterfinal🇦🇷 ARGENTINA331NT=-1
+0.0Quarterfinal🇦🇷 ARGENTINA393NT=+0
-0.0Quarterfinal🇦🇷 ARGENTINA743NT♣7=+0
+0.0Quarterfinal🇦🇷 ARGENTINA953NT+2+0
-0.1Round of 16🇸🇪 SWEDEN253NT=+0
-0.1Quarterfinal🇦🇷 ARGENTINA693NT♥3-1+6
-0.2Round of 16🇸🇪 SWEDEN473NT+1+0
-0.3Quarterfinal🇦🇷 ARGENTINA851NT-1-5
-0.4Round of 16🇸🇪 SWEDEN503NT+2-1
-0.4Quarterfinal🇦🇷 ARGENTINA424♥-1+6
-0.7Round of 16🇸🇪 SWEDEN327♠♣T=+0
-0.7Quarterfinal🇦🇷 ARGENTINA573NT=-1
-0.7Quarterfinal🇦🇷 ARGENTINA723NT♥7+3-1
-0.9Round of 16🇸🇪 SWEDEN563NT+1+0
-0.9Quarterfinal🇦🇷 ARGENTINA194♣-3-2
-0.9Quarterfinal🇦🇷 ARGENTINA243NT+1+0
-0.9Quarterfinal🇦🇷 ARGENTINA304♥=+0
-0.9Quarterfinal🇦🇷 ARGENTINA414♥-1-5
-0.9Quarterfinal🇦🇷 ARGENTINA455♠=+1
-0.9Quarterfinal🇦🇷 ARGENTINA591NT+2+0
-1.1Round of 16🇸🇪 SWEDEN12♥♦A-1-8
-1.1Round of 16🇸🇪 SWEDEN406♣♠3+1-13
-1.2Round of 16🇸🇪 SWEDEN151NT♣3-3-10
-1.2Round of 16🇸🇪 SWEDEN523NT=-1
-1.3Round of 16🇸🇪 SWEDEN73♣♣T-1+1
-1.3Round of 16🇸🇪 SWEDEN314♥♣Q+1-1
-1.4Quarterfinal🇦🇷 ARGENTINA223♥-1-5
-1.4Quarterfinal🇦🇷 ARGENTINA253♦=+0
-1.4Quarterfinal🇦🇷 ARGENTINA284♥=+0
-1.4Quarterfinal🇦🇷 ARGENTINA564♥=+1
-1.4Quarterfinal🇦🇷 ARGENTINA863NT+2-10
-1.4Quarterfinal🇦🇷 ARGENTINA902♠=+0
-1.7Quarterfinal🇦🇷 ARGENTINA752♠♠Q=+1
-1.9Round of 16🇸🇪 SWEDEN213NT+1+13
-1.9Round of 16🇸🇪 SWEDEN334♥♠A=+1
-1.9Round of 16🇸🇪 SWEDEN431NT♦5+2-10
-1.9Quarterfinal🇦🇷 ARGENTINA153♦=+1
-1.9Quarterfinal🇦🇷 ARGENTINA684♠♣6+2-1
-2.0Round of 16🇸🇪 SWEDEN515♣+1-11
-2.0Quarterfinal🇦🇷 ARGENTINA112♣+1+0
-2.1Quarterfinal🇦🇷 ARGENTINA601NT-1-3
-2.3Quarterfinal🇦🇷 ARGENTINA881NT+1+0
-2.6Round of 16🇸🇪 SWEDEN285♦=-3
-2.6Quarterfinal🇦🇷 ARGENTINA125♥x-1-7
-2.7Round of 16🇸🇪 SWEDEN343NT♥2=+0
-2.9Quarterfinal🇦🇷 ARGENTINA791NT♠2=+0
-3.0Quarterfinal🇦🇷 ARGENTINA53NT-1-6
-3.0Quarterfinal🇦🇷 ARGENTINA485♦=-3
-3.1Quarterfinal🇦🇷 ARGENTINA634♥-3-6
-3.3Quarterfinal🇦🇷 ARGENTINA871NT-1-5
-3.4Round of 16🇸🇪 SWEDEN113♥♣K=-6
-3.7Round of 16🇸🇪 SWEDEN204♠-2-8
-3.7Quarterfinal🇦🇷 ARGENTINA712♣x♣3-1-3
-3.8Round of 16🇸🇪 SWEDEN423♠♣A-2-2
-3.8Round of 16🇸🇪 SWEDEN583♥=-1
-3.9Quarterfinal🇦🇷 ARGENTINA442♥=+0
-3.9Quarterfinal🇦🇷 ARGENTINA543♥-1-4
-4.0Quarterfinal🇦🇷 ARGENTINA923♣+1-6
-4.3Quarterfinal🇦🇷 ARGENTINA844♠-2-2
-4.3Quarterfinal🇦🇷 ARGENTINA915♦x-2+0
-4.4Quarterfinal🇦🇷 ARGENTINA703NT♦Q-1-12
-4.4Quarterfinal🇦🇷 ARGENTINA943♦+1-1
-7.9Quarterfinal🇦🇷 ARGENTINA163NT+3+12
-8.3Quarterfinal🇦🇷 ARGENTINA526♦=+0
-8.9Quarterfinal🇦🇷 ARGENTINA644♥=+0
-9.1Round of 16🇸🇪 SWEDEN263NT+1-11
-9.3Quarterfinal🇦🇷 ARGENTINA815♥-1-11
-9.8Round of 16🇸🇪 SWEDEN453NT♠5-2-13
-10.1Round of 16🇸🇪 SWEDEN195♣x-3-9
-11.1Quarterfinal🇦🇷 ARGENTINA805♦♦2-2-13
-14.5Round of 16🇸🇪 SWEDEN106♠♣2=+0