KANG Seongseok · SEOUL

102rank
-16.8Butler · 112 bds
-0.15per board
±5.1swing
+0.10vs par /bd · #62/145
+0.10adjusted /bd
Butler per round: 5.9 -12 -0.7 -8.5 -5 -9.9 -2.7 16.1by round

vs par split: bidding +0.19 · play -0.09

Strength of schedule: opponents averaged +0.24/bd (a tough draw) → opponent-adjusted +0.10/bd

Card play — on target: opening leads 75.0% #88 of 145 · declarer play 81.5% #42 of 145 · defence 86.3% #61 of 145

Bidding activity — not a pass: 46.9% #36 of 145 (150/320)

Card play by contract type — on target
vs NTvs a suit
Opening leads61.5% (13)90.9% (11)
Declarer play100.0% (10)70.6% (17)
Defence85.0% (20)87.1% (31)

Opening leads by suit led: ♠ 100.0% (6) · ♥ 66.7% (6) · ♦ 71.4% (7) · ♣ 60.0% (5)

vs par by strain: NT +0.73 (41) · a suit -0.27 (71)

vs par by level: part-score -0.33 (46) · game +0.29 (61) · slam +1.60 (5)

By role: declaring -0.58/bd (-2.23 vs par · 61) · defending +0.36/bd (+2.88 vs par · 51)

By vulnerability: vulnerable -0.29/bd (-1.23 vs par · 56) · not vulnerable -0.01/bd (+1.43 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1S.PaoluziS.Shi – J.Seamon-MolsonOpen14+5.9+0.42-0.64
Round 2S.PaoluziQ.Robert – C.PuilletOpen14-12.0-0.86-1.71
Round 3S.PaoluziB.Chmurski – A.SarniakOpen14-0.7-0.05+0.36
Round 4S.PaoluziX.Ge – H.SoClosed14-8.5-0.61+0.00
Round 5S.PaoluziL.Milne – D.Von ArnimOpen14-5.0-0.36+0.00
Round 6S.PaoluziM.Cole – A.BianchediOpen14-9.9-0.71-1.43
Round 7S.PaoluziN.Saada – I.BareketOpen14-2.7-0.19+0.93
Round 8S.PaoluziJ.Kalita – C.BaldyszOpen14+16.1+1.15+3.29

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
+11.9Round 8LEIBOWITZ286NT♥9-3+17
+11.0Round 7PATRICK SAADA44♥x♠A=+14
+10.7Round 4GR4S164♠x♣J=+12
+10.5Round 6COLE233NT♥3=+10
+9.1Round 6COLE243NT♠A=+6
+8.9Round 2DAISY CHAIN273NT♠3=+6
+8.8Round 3SV BRIDGE CLUB132♥♣6+3+15
+8.8Round 7PATRICK SAADA26♥♠A-1+9
+8.3Round 5YOSHKA133NT♣K-3+10
+8.2Round 1ZHANG15♦♦6-1+10
+8.2Round 3SV BRIDGE CLUB73NT♥3-2+8
+7.7Round 4GR4S173NT♥8-2+11
+7.4Round 1ZHANG104♥x♣A=+11
+7.2Round 6COLE175♦♠A+1+3
+5.9Round 1ZHANG66♣♣6+1-2
+5.3Round 2DAISY CHAIN174♠♦4-1+11
+5.0Round 1ZHANG72NT♦6-3+9
+5.0Round 1ZHANG142♥♦6+1+7
+5.0Round 2DAISY CHAIN284♥♣3-3+7
+4.9Round 2DAISY CHAIN203NT♣5+1+0
+4.9Round 7PATRICK SAADA114♠x♥A-3+1
+4.8Round 8LEIBOWITZ192♦♦4-2+6
+4.6Round 4GR4S265♥♠A-1-3
+4.6Round 8LEIBOWITZ154♥x♣K+1+10
+3.6Round 4GR4S182♠♦J=+5
+3.5Round 5YOSHKA32NT♠J+1+8
+3.4Round 3SV BRIDGE CLUB93♦♠J=-1
+3.4Round 5YOSHKA53NT♦7=+0
+3.2Round 8LEIBOWITZ221NT♦4-2+1
+2.5Round 7PATRICK SAADA103♦♠A=+6
+2.5Round 7PATRICK SAADA143♠♦6=+6
+2.3Round 6COLE153NT♠Q-1+5
+2.0Round 8LEIBOWITZ214♠♣K+1+0
+1.8Round 8LEIBOWITZ244♥♦T-1+10
+1.7Round 7PATRICK SAADA13NT♥3+2+0
+1.3Round 8LEIBOWITZ182♠♥K+2+8
+1.2Round 3SV BRIDGE CLUB41NT♣4=+5
+0.7Round 3SV BRIDGE CLUB142♣♦A+1+7
+0.7Round 4GR4S213NT♠7+2+12
+0.4Round 2DAISY CHAIN211♠♣Q+3+6
+0.4Round 3SV BRIDGE CLUB83♦♥Q+1+0
+0.4Round 3SV BRIDGE CLUB103♥♦4+1-10
+0.4Round 4GR4S221NT♥7-1-3
+0.3Round 1ZHANG123NT♥J+1+0
+0.3Round 2DAISY CHAIN263NT♥J+1+0
+0.3Round 6COLE161NT♦T-1+0
+0.3Round 8LEIBOWITZ274♥♠A+2+11
+0.2Round 1ZHANG113NT♥T+1+1
+0.1Round 2DAISY CHAIN182♠♦7-1+1
+0.0Round 1ZHANG25♣♦A=-3
-0.2Round 8LEIBOWITZ232♣♣2+1-1
-0.3Round 4GR4S231NT♥6=-1
-0.3Round 5YOSHKA112♠♥A=+7
-0.4Round 1ZHANG34♥♦6+2-1
-0.5Round 5YOSHKA103♦♥Q+1-10
-0.6Round 5YOSHKA82♥♠T=+0
-0.6Round 7PATRICK SAADA61NT♣3+2+7
-0.7Round 5YOSHKA74♥♠J+2+13
-0.8Round 5YOSHKA12♥♦T-2+7
-0.9Round 1ZHANG44♥♠A-1-6
-0.9Round 6COLE222NT♠2=+0
-0.9Round 7PATRICK SAADA85♣♥J=-1
-1.0Round 3SV BRIDGE CLUB24♠x♥A-1+5
-1.0Round 8LEIBOWITZ252♥♦8+2-10
-1.1Round 5YOSHKA63NT♦4+1-1
-1.1Round 6COLE212NT♠4-2+1
-1.3Round 8LEIBOWITZ174♥♥3+1+0
-1.6Round 2DAISY CHAIN192♠♦K=-6
-1.7Round 4GR4S281NT♥J+1+0
-2.2Round 5YOSHKA144♠♣6+1+0
-2.3Round 1ZHANG133♥♣J+2-10
-2.4Round 7PATRICK SAADA123NT♥5-1-10
-2.5Round 5YOSHKA21NT♣A-1-10
-2.7Round 4GR4S253NT♥2-1-6
-2.8Round 1ZHANG53♥♦Q-1+2
-2.8Round 6COLE282NT♠Q=+1
-2.9Round 4GR4S241NT♠5+2-6
-2.9Round 8LEIBOWITZ264♥♦T-1-6
-3.0Round 3SV BRIDGE CLUB33NT♥6-2-8
-3.0Round 3SV BRIDGE CLUB113♠♠4=+0
-3.1Round 4GR4S201NT♦T-1-5
-3.1Round 7PATRICK SAADA32NT♠6=+0
-3.3Round 2DAISY CHAIN245♦♥J-2-5
-3.3Round 3SV BRIDGE CLUB52♥♠J=-6
-3.3Round 5YOSHKA93♣♠K+3-7
-3.5Round 7PATRICK SAADA53NT♣4+2+0
-3.5Round 8LEIBOWITZ164♠♣2=+0
-3.6Round 5YOSHKA43NT♥7-1-12
-4.1Round 6COLE204♠♠6-1-6
-4.1Round 6COLE253NT♠4+1-7
-4.2Round 3SV BRIDGE CLUB64♥♦6=+1
-4.3Round 3SV BRIDGE CLUB13NT♦Q-2-6
-4.3Round 6COLE263NT♥6-1-13
-4.4Round 6COLE273NT♠5-2+0
-4.6Round 5YOSHKA122♦♠5-3-5
-4.7Round 4GR4S154♠x♣Q-3+0
-4.8Round 2DAISY CHAIN224♥♣7-1-10
-4.9Round 8LEIBOWITZ204♥♥J+1+0
-5.0Round 3SV BRIDGE CLUB123♣♣6-2-5
-5.5Round 6COLE183♠♣J+1-6
-6.0Round 2DAISY CHAIN164♥♣2-1-10
-6.2Round 7PATRICK SAADA74♥♣A=+1
-6.5Round 2DAISY CHAIN155♥x♠K=-5
-6.8Round 1ZHANG94♠♥J-2-13
-6.8Round 2DAISY CHAIN254♠♥8-2-11
-7.0Round 7PATRICK SAADA94♠x♥Q-2-7
-7.9Round 2DAISY CHAIN234♠♥A-2-8
-9.4Round 4GR4S276♠♦5=+0
-10.4Round 7PATRICK SAADA134♥♠A+2-13
-11.4Round 4GR4S197♠x♦9-1-16
-12.1Round 6COLE192♦x♦A+1-14
-12.9Round 1ZHANG83♠x♦K+1-14