MARCINOWSKI Piotr · POLAND UNIVERSITY

212rank
+16.7Butler · 120 bds
+0.14per board
±4.4swing
-0.06vs par /bd · #296/535
+0.18adjusted /bd
Butler per round: 8.3 19.1 1.7 -1.1 36 -9.2 -9.5 1.1 -0.8 8.8 0.4 -38.1by round

vs par split: bidding -0.73 · play +0.68

Strength of schedule: opponents averaged +0.04/bd (an average draw) → opponent-adjusted +0.18/bd

Card play — on target: opening leads 71.9% #395 of 534 · declarer play 75.8% #180 of 534 · defence 86.2% #248 of 535

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (9)73.9% (23)
Declarer play83.3% (6)74.1% (27)
Defence94.4% (18)82.5% (40)

Opening leads by suit led: ♠ 80.0% (10) · ♥ 70.0% (10) · ♦ 100.0% (4) · ♣ 50.0% (8)

vs par by strain: NT +1.42 (33) · a suit -0.62 (87)

vs par by level: part-score +0.24 (50) · game -0.07 (61) · slam -1.67 (9)

By role: declaring +0.50/bd (-1.29 vs par · 62) · defending -0.24/bd (+1.26 vs par · 58)

By vulnerability: vulnerable +0.51/bd (-0.10 vs par · 60) · not vulnerable -0.23/bd (-0.02 vs par · 60)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1M.SobczakP.Fredin – J.McallisterOpen10+8.3+0.83+1.20
Round 2M.SobczakA.Deluca – S.EmersonOpen10+19.1+1.91-0.50
Round 4M.SobczakA.Etlin – D.BrunelOpen10+1.7+0.17-0.80
Round 5M.SobczakS.Chokshi – K.AnklesariaOpen10-1.1-0.11-1.00
Round 7M.SobczakC.Ginsberg – B.TravisClosed10+36.0+3.60+3.80
Round 8M.SobczakS.Magnusson – D.NikolenkovOpen10-9.2-0.92+0.10
Round 9M.SobczakC.Grosset – S.SkorchevOpen10-9.5-0.95-1.40
Round 11M.SobczakJ.Chen – X.HouClosed10+1.1+0.11+2.40
Round 12M.SobczakD.Fischer – B.SaurerOpen10-0.8-0.08+0.00
Round 13M.SobczakR.Von Seida – R.LindemanOpen10+8.8+0.88-1.10
Round 14J.JagodzinskiH.Weinstein – A.WildavskyOpen10+0.4+0.04-0.50
Round 15A.WaszkiewiczW.Lazer – P.GumbyOpen10-38.1-3.81-2.90

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
+12.4Round 13TOSCA101NTx♠3-3+12
+12.3Round 5FORMIDABLES202♠x♣J=+15
+11.8Round 7AUSTRALIAN WOMEN14♠x♠A=+12
+11.2Round 1MCALLISTER94♥x♠A=+14
+10.7Round 2TEAM DOWNUNDER123NTx♠4+2+10
+9.8Round 13TOSCA64♠♣J=+7
+8.5Round 2TEAM DOWNUNDER164♥♥10-1+5
+8.5Round 11PD TIMES205♦♣4=+10
+8.4Round 7AUSTRALIAN WOMEN33NTx♥6-2+12
+8.1Round 7AUSTRALIAN WOMEN74♥♠9=+0
+7.2Round 11PD TIMES192♦♥5+1+11
+5.6Round 13TOSCA74♥♠9-1+12
+5.5Round 7AUSTRALIAN WOMEN43NT♦8-1+12
+4.8Round 8SWISSHUN114♥♦K=+0
+4.4Round 4PARIS AZ13♥♠A-3+6
+4.1Round 1MCALLISTER74♠♥3-2+2
+4.1Round 7AUSTRALIAN WOMEN102♥♠A-2+2
+3.8Round 11PD TIMES181NT♦6-1+5
+3.7Round 5FORMIDABLES143NT♠3-3+6
+3.2Round 8SWISSHUN124♠♣10-3+6
+2.9Round 15AUSTRALIA SENIORS282♥♣3-1+7
+2.8Round 7AUSTRALIAN WOMEN52♠♥K=+0
+2.8Round 8SWISSHUN184♥♣K+1+0
+2.7Round 2TEAM DOWNUNDER193NT♥7+2+0
+2.6Round 12KASIMIR213♠♥3-1+8
+2.5Round 2TEAM DOWNUNDER144♠♥9-3+2
+2.5Round 14PIEDRA143♦♥6-2+5
+2.2Round 1MCALLISTER53NT♠4+2+2
+2.1Round 2TEAM DOWNUNDER202♠♣4-1-1
+2.1Round 14PIEDRA161NT♠5+1+1
+2.0Round 2TEAM DOWNUNDER136♦♣4=+0
+1.7Round 4PARIS AZ33♠♠J=+0
+1.6Round 4PARIS AZ84♥♠J=-1
+1.3Round 4PARIS AZ101NT♦K+2+1
+1.3Round 13TOSCA44♠♦2+1+0
+1.2Round 5FORMIDABLES114♥♣4+1+1
+1.2Round 12KASIMIR274♠♣Q-1+5
+1.2Round 14PIEDRA122♠♥Q+1+0
+1.0Round 14PIEDRA152NT♠3=+0
+0.9Round 12KASIMIR233NT♥5+2+0
+0.8Round 4PARIS AZ21NT♦7-2-1
+0.8Round 13TOSCA25♦♠Q+1-10
+0.7Round 5FORMIDABLES123♠♣J=+0
+0.7Round 12KASIMIR224♠♣A=-1
+0.6Round 4PARIS AZ74♥♣Q+2-13
+0.5Round 2TEAM DOWNUNDER115♦♥K-1+4
+0.5Round 9BLUE NOTE272♠♦8+2+1
+0.5Round 12KASIMIR282♠♦4+1+0
+0.4Round 2TEAM DOWNUNDER185♣x♦5-3-12
+0.4Round 7AUSTRALIAN WOMEN21NT♠J=-1
+0.4Round 8SWISSHUN132♠♣A-1+1
+0.4Round 12KASIMIR241NT♦2+1-7
+0.4Round 14PIEDRA183♠♦A-1-4
+0.2Round 1MCALLISTER24♥♠3+1-8
+0.2Round 14PIEDRA132♥♣3+2+1
+0.2Round 14PIEDRA194♥♦6+2-13
+0.0Round 13TOSCA83NT♣3-2+0
-0.1Round 7AUSTRALIAN WOMEN83♣♠3=-1
-0.1Round 9BLUE NOTE224♥♥3+1+0
-0.1Round 15AUSTRALIA SENIORS232♦♦8=+1
-0.2Round 4PARIS AZ93NT♥5+1+1
-0.2Round 12KASIMIR263NT♥Q+1+0
-0.2Round 13TOSCA36♥♠4+1-11
-0.3Round 15AUSTRALIA SENIORS214♠♣J+1+0
-0.4Round 8SWISSHUN156♦♠5=+12
-0.4Round 9BLUE NOTE253NT♠6+2+13
-0.4Round 9BLUE NOTE284♥♠A=+0
-0.5Round 12KASIMIR294♥♠K+1+0
-0.6Round 8SWISSHUN163♥♠8-3+10
-0.6Round 9BLUE NOTE212♦♠7+2-10
-0.7Round 1MCALLISTER33NT♥3+1+0
-0.7Round 9BLUE NOTE302♥♣5=+0
-0.9Round 5FORMIDABLES164♠♣A-1-5
-0.9Round 9BLUE NOTE263NT♥Q-1-6
-1.1Round 11PD TIMES112♠♥10=+0
-1.1Round 11PD TIMES173♠♠5-1+2
-1.2Round 1MCALLISTER106♥x♠A-1+0
-1.2Round 7AUSTRALIAN WOMEN62♦♥4+2+0
-1.3Round 9BLUE NOTE232♠♠2+1-1
-1.5Round 8SWISSHUN193♦♥Q=+1
-1.5Round 15AUSTRALIA SENIORS301NT♦2-2-1
-1.6Round 4PARIS AZ53♠♣5=+0
-1.6Round 14PIEDRA171NT♥2+4+6
-1.7Round 1MCALLISTER83NT♦3=+0
-1.7Round 9BLUE NOTE243♣♠J-2-5
-1.9Round 1MCALLISTER46♣x♦3-2+0
-1.9Round 1MCALLISTER63NT♦7=+2
-1.9Round 5FORMIDABLES133♦♥K=-1
-1.9Round 11PD TIMES124♥♣Q+1+0
-2.0Round 1MCALLISTER11♣♦4+1+0
-2.0Round 2TEAM DOWNUNDER171NT♥8-2+0
-2.0Round 11PD TIMES133NT♠5+1-1
-2.1Round 5FORMIDABLES182NT♣2-1-5
-2.2Round 4PARIS AZ64♠x♥5-2+0
-2.2Round 5FORMIDABLES192♠♣3+1-1
-2.5Round 8SWISSHUN144♠♣2-3-2
-2.6Round 11PD TIMES151NT♠9-2-3
-2.6Round 12KASIMIR303NT♦4+1+0
-2.7Round 14PIEDRA114♥♠Q-3-2
-2.9Round 14PIEDRA203NT♥Q=+1
-3.4Round 13TOSCA94♥♠A-1+2
-3.5Round 8SWISSHUN175♣♦K-1-10
-3.7Round 15AUSTRALIA SENIORS224♥♦2-1-5
-3.8Round 7AUSTRALIAN WOMEN97♣♦6=+2
-3.8Round 11PD TIMES146♠♥3=+11
-3.8Round 12KASIMIR252♠♦J-1-5
-3.9Round 9BLUE NOTE293♠♦K=-6
-4.6Round 15AUSTRALIA SENIORS244♠♦A-1-5
-4.7Round 4PARIS AZ44♥♣7+2-1
-5.4Round 5FORMIDABLES172♥♠2+2-10
-5.8Round 15AUSTRALIA SENIORS263NT♠6+2-1
-5.9Round 11PD TIMES165♥♠A=-11
-6.3Round 13TOSCA12♥x♠3=-11
-6.5Round 5FORMIDABLES152♣♣2+2-10
-7.3Round 15AUSTRALIA SENIORS295♦x♠10=-3
-8.3Round 2TEAM DOWNUNDER154♠x♣J-2-13
-8.7Round 15AUSTRALIA SENIORS255♣♦K-1-11
-9.0Round 15AUSTRALIA SENIORS273NT♣6-1-11
-11.2Round 13TOSCA56♦♥5-2-12
-11.9Round 8SWISSHUN206♣♥A-1-17