🇵🇱 MAJCHER Arkadiusz · POLAND

49rank
+51.9Butler · 266 bds
+0.20per board
±4.9swing
+0.11vs par /bd · #57/115
+0.21adjusted /bd
Butler per round: 24.9 -0.8 -6.3 5.7 -19.6 22 26 -32.8 -2.9 -4.4 2.7 19.4 26.1 17.1 -17.1 20.5 -3.9 -0.1 -24.6by round

vs par split: bidding -0.21 · play +0.31

Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted +0.21/bd

Card play — on target: opening leads 79.4% #38 of 115 · declarer play 78.2% #35 of 115 · defence 83.1% #63 of 115

Card play by contract type — on target
vs NTvs a suit
Opening leads72.2% (18)82.0% (50)
Declarer play80.0% (20)77.1% (35)
Defence76.3% (38)85.6% (104)

Opening leads by suit led: ♠ 68.8% (16) · ♥ 71.4% (21) · ♦ 100.0% (9) · ♣ 86.4% (22)

vs par by strain: NT +0.49 (77) · a suit -0.06 (188)

vs par by level: part-score +0.31 (84) · game -0.38 (159) · slam +2.82 (22)

By role: declaring -0.03/bd (-1.98 vs par · 123) · defending +0.39/bd (+1.92 vs par · 143)

By vulnerability: vulnerable +0.61/bd (+0.43 vs par · 133) · not vulnerable -0.22/bd (-0.20 vs par · 133)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.ZawadaC.Pelaelo – O.TshupeloOpen14+24.9+1.78+1.64
Round 2P.MarcinowskiS.Gu – B.MiaoClosed14-0.8-0.06-0.86
Round 3J.ZawadaM.Alishaw – S.KennedyClosed14-6.3-0.45-1.93
Round 5J.ZawadaB.Johnston – N.MitchellOpen14+5.7+0.41+0.21
Round 6P.MarcinowskiO.Rimstedt – M.RimstedtOpen14-19.6-1.40-3.50
Round 7P.MarcinowskiY.Li – K.LinClosed14+22.0+1.57+2.57
Round 8P.MarcinowskiT.Tseng – T.WanOpen14+26.0+1.86+2.50
Round 9P.MarcinowskiB.Snowden – G.HermanOpen14-32.8-2.34-2.14
Round 10P.MarcinowskiF.Chiarandini – A.GaiottiClosed14-2.9-0.21+1.00
Round 11P.MarcinowskiA.Zamir – O.ToledanoClosed14-4.4-0.31-0.71
Round 12P.MarcinowskiK.Jiang – X.ZhuOpen14+2.7+0.19+3.93
Round 13P.MarcinowskiA.Naser – M.YoussefClosed14+19.4+1.39+1.29
Round 14P.MarcinowskiM.Satriawan – H.FebriyantoClosed14+26.1+1.86+1.07
Round 15P.MarcinowskiV.Kiljan – L.TijssenOpen14+17.1+1.22+2.79
Round 16P.MarcinowskiZ.Grossack – O.KriegelOpen14-17.1-1.22-2.14
Round 17P.MarcinowskiC.Deheeger – G.LangletClosed14+20.5+1.46+3.36
Round 18P.MarcinowskiBOSE BABHRUBAHAN – KAR SOUVIKOpen14-3.9-0.28-2.36
Round 19P.MarcinowskiP.Haw – Y.LiuClosed14-0.1-0.01-2.64
Round 20P.MarcinowskiD.Ramirez – G.GuridiClosed14-24.6-1.76-1.93

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
+15.2Round 1BOTSWANA24♥x♥9-5+14
+12.3Round 1BOTSWANA44♠♦3-1+13
+12.3Round 8🇭🇰 CHINA HONG KONG135♣♥Q-1+17
+12.1Round 16🇺🇸 USA 1106♣♥Q-1+20
+11.8Round 15🇳🇱 NETHERLANDS76♥♥6=+13
+11.5Round 11🇮🇱 ISRAEL73NTx♦9=+13
+11.0Round 18🇮🇳 INDIA103NTx♥6-3+12
+10.8Round 17🇫🇷 FRANCE46♦♣A-1+13
+10.4Round 1BOTSWANA14♥♣2=+8
+10.1Round 17🇫🇷 FRANCE93NT♦3=+10
+10.0Round 19🇸🇬 SINGAPORE64♥♣J=+10
+9.4Round 5🇳🇿 NEW ZEALAND133NT♠5+1+1
+9.4Round 13🇪🇬 EGYPT93♦♠A+1+0
+9.4Round 14🇮🇩 INDONESIA123NT♣5+1+1
+9.2Round 2🇨🇳 CHINA24♥♦Q-1+13
+9.0Round 14🇮🇩 INDONESIA95♦♥4-1+10
+8.9Round 7🇹🇼 CHINESE TAIPEI113NT♣8-1+10
+8.0Round 8🇭🇰 CHINA HONG KONG33NT♥4=+10
+8.0Round 19🇸🇬 SINGAPORE101♥x♠2-2+8
+7.8Round 5🇳🇿 NEW ZEALAND24♠x♦4-2+12
+7.6Round 10🇮🇹 ITALY52NT♥3-3+10
+7.6Round 12🇨🇦 CANADA13NT♥5-2+17
+7.5Round 14🇮🇩 INDONESIA36♣♠9+1+11
+7.2Round 8🇭🇰 CHINA HONG KONG41♥♠K-2+9
+6.9Round 17🇫🇷 FRANCE75♦x♠6-1+8
+6.6Round 6🇸🇪 SWEDEN74♠x♥6-2+9
+6.4Round 14🇮🇩 INDONESIA73♥♦J-1+12
+6.3Round 15🇳🇱 NETHERLANDS35♥♦A=+4
+6.3Round 15🇳🇱 NETHERLANDS102♥♠K+2+10
+6.3Round 19🇸🇬 SINGAPORE16♠♣2-1+14
+6.1Round 1BOTSWANA63NT♣10=+0
+6.1Round 9🇺🇸 USA 223NT♣8-1+6
+6.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND114♠♥8-2+6
+5.8Round 15🇳🇱 NETHERLANDS134♠♥4+1+0
+5.4Round 7🇹🇼 CHINESE TAIPEI63NT♥K-2+6
+5.3Round 1BOTSWANA95♦♣J-1+10
+5.3Round 15🇳🇱 NETHERLANDS83NT♠6=+7
+5.2Round 11🇮🇱 ISRAEL116NT♣2+1+1
+4.8Round 12🇨🇦 CANADA63NT♦J-2+5
+4.8Round 20🇨🇱 CHILE103NT♣Q+2+2
+4.6Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND84♥x♣9-1+9
+4.5Round 8🇭🇰 CHINA HONG KONG62♥♦4+2+6
+4.4Round 5🇳🇿 NEW ZEALAND72♥♣A-2+3
+4.4Round 18🇮🇳 INDIA114♥♠A=+0
+4.1Round 5🇳🇿 NEW ZEALAND113NT♠6-1+10
+4.1Round 7🇹🇼 CHINESE TAIPEI123♥♥5-1+5
+3.9Round 7🇹🇼 CHINESE TAIPEI14♥♠3-2+9
+3.9Round 10🇮🇹 ITALY22♥♦K=+12
+3.9Round 12🇨🇦 CANADA93NT♥9=+7
+3.8Round 18🇮🇳 INDIA74NT♠4+2+12
+3.7Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♠♥9=-1
+3.7Round 13🇪🇬 EGYPT53♣♣9-3-3
+3.5Round 6🇸🇪 SWEDEN65♣♥J=+3
+3.2Round 1BOTSWANA53NT♥4+3+2
+3.2Round 10🇮🇹 ITALY74♥♣8-2+7
+3.1Round 15🇳🇱 NETHERLANDS115♣♣A-1+4
+3.0Round 6🇸🇪 SWEDEN132♥♥7=+0
+3.0Round 13🇪🇬 EGYPT22♠♥K=+6
+2.9Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND134♥♠8=+0
+2.9Round 14🇮🇩 INDONESIA134♥♠6+1+0
+2.9Round 16🇺🇸 USA 1123NT♣6-1+5
+2.8Round 8🇭🇰 CHINA HONG KONG145♣♠7=+0
+2.6Round 5🇳🇿 NEW ZEALAND62♦♠10+3+2
+2.6Round 16🇺🇸 USA 114♠♣2=+0
+2.5Round 6🇸🇪 SWEDEN35♦♥J-1+5
+2.5Round 7🇹🇼 CHINESE TAIPEI91NT♦6-3+2
+2.5Round 13🇪🇬 EGYPT61NT♦A=-1
+2.4Round 2🇨🇳 CHINA144♥x♣10-1+6
+2.4Round 16🇺🇸 USA 1113♥♠K+1+1
+2.3Round 6🇸🇪 SWEDEN53NT♥A=-2
+2.3Round 15🇳🇱 NETHERLANDS52♥♠Q-1+0
+2.3Round 20🇨🇱 CHILE36♦♠4+1+11
+2.1Round 7🇹🇼 CHINESE TAIPEI133♥♥7+1+1
+2.1Round 14🇮🇩 INDONESIA141NT♥A+1+6
+2.1Round 15🇳🇱 NETHERLANDS123♠♦K-1+6
+2.0Round 12🇨🇦 CANADA42♦♥J-1+11
+2.0Round 13🇪🇬 EGYPT142♠♥10-4+6
+2.0Round 19🇸🇬 SINGAPORE51NT♠7+1+1
+1.9Round 13🇪🇬 EGYPT134♠♥Q+1+0
+1.9Round 17🇫🇷 FRANCE26♥♣2=+0
+1.8Round 2🇨🇳 CHINA42♠♣2=+10
+1.8Round 7🇹🇼 CHINESE TAIPEI142♦♣7+1+0
+1.8Round 14🇮🇩 INDONESIA101NT♣10=-1
+1.7Round 5🇳🇿 NEW ZEALAND143♠♦K=+7
+1.7Round 9🇺🇸 USA 2133♣♦9-1+6
+1.6Round 6🇸🇪 SWEDEN84♠♥Q=+0
+1.6Round 9🇺🇸 USA 282♦♣4=-1
+1.6Round 10🇮🇹 ITALY101♠♦K=-1
+1.6Round 13🇪🇬 EGYPT115♦x♠J-2+0
+1.5Round 1BOTSWANA85♠♦Q=+0
+1.5Round 2🇨🇳 CHINA13♠♠7-1-3
+1.5Round 14🇮🇩 INDONESIA112NT♣Q=+0
+1.5Round 16🇺🇸 USA 193♦♥10=-11
+1.4Round 11🇮🇱 ISRAEL95♥♦3=+0
+1.3Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND66♥x♦K-5-15
+1.3Round 5🇳🇿 NEW ZEALAND91NT♣4+1+0
+1.3Round 8🇭🇰 CHINA HONG KONG122♥♥A=+5
+1.3Round 11🇮🇱 ISRAEL134♠♣3+1+1
+1.2Round 2🇨🇳 CHINA121NT♦3=-1
+1.2Round 7🇹🇼 CHINESE TAIPEI31NT♦K=+7
+1.2Round 8🇭🇰 CHINA HONG KONG114♥♦7=+1
+1.2Round 12🇨🇦 CANADA125♠♥3=-11
+1.2Round 14🇮🇩 INDONESIA23NT♥7+1+1
+1.1Round 10🇮🇹 ITALY6Pass+3
+1.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND24♥♦5+2+1
+1.0Round 8🇭🇰 CHINA HONG KONG24♥♠3+1+1
+1.0Round 10🇮🇹 ITALY111NT♥3=+0
+1.0Round 12🇨🇦 CANADA74♠♥8-1+0
+1.0Round 13🇪🇬 EGYPT122♠♠3=+0
+1.0Round 16🇺🇸 USA 172♣x♠K-1-9
+1.0Round 20🇨🇱 CHILE51NT♥5=+1
+0.9Round 2🇨🇳 CHINA33NT♠Q+1+1
+0.9Round 12🇨🇦 CANADA144♥♣A+2+11
+0.9Round 13🇪🇬 EGYPT74♠♥6-1+6
+0.9Round 14🇮🇩 INDONESIA14♠♣5=+0
+0.9Round 17🇫🇷 FRANCE85♣♦7-1+4
+0.9Round 19🇸🇬 SINGAPORE95♣♦A=+3
+0.9Round 20🇨🇱 CHILE93NT♦K-1-6
+0.9Round 20🇨🇱 CHILE123NT♦Q-2-6
+0.8Round 2🇨🇳 CHINA65♦♠K=+1
+0.8Round 7🇹🇼 CHINESE TAIPEI104♠♥Q-1-6
+0.8Round 9🇺🇸 USA 242♥♦J=+0
+0.7Round 20🇨🇱 CHILE63NT♥9+3+1
+0.6Round 10🇮🇹 ITALY143NT♥7+1+1
+0.6Round 18🇮🇳 INDIA91NT♥4+1+1
+0.5Round 17🇫🇷 FRANCE104♠♦5+1+0
+0.5Round 17🇫🇷 FRANCE132♦x♣Q=+8
+0.5Round 18🇮🇳 INDIA62♥♥3=-1
+0.4Round 7🇹🇼 CHINESE TAIPEI44♠♦6+1+0
+0.4Round 12🇨🇦 CANADA31NT♣3+2+1
+0.4Round 17🇫🇷 FRANCE53NT♥Q-1+12
+0.4Round 17🇫🇷 FRANCE143♣♦4+1+7
+0.3Round 9🇺🇸 USA 2101NT♥3+1-1
+0.3Round 11🇮🇱 ISRAEL41NT♥A-1-1
+0.3Round 13🇪🇬 EGYPT33NT♥J=-1
+0.3Round 16🇺🇸 USA 184♠♥K=+0
+0.2Round 7🇹🇼 CHINESE TAIPEI86♠♦Q=+11
+0.2Round 16🇺🇸 USA 162♥♣3-1-2
+0.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND124♠♣A-1-5
+0.1Round 13🇪🇬 EGYPT12♠♥2-2+7
+0.0Round 2🇨🇳 CHINA83NT♣A+3-1
+0.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND74♠♣J=-3
+0.0Round 18🇮🇳 INDIA86♠♦J+1-11
-0.1Round 5🇳🇿 NEW ZEALAND31NT♥3=+7
-0.1Round 17🇫🇷 FRANCE14♥♠J=+0
-0.2Round 11🇮🇱 ISRAEL23NT♥8+1+0
-0.4Round 2🇨🇳 CHINA52♦♥J=-1
-0.4Round 6🇸🇪 SWEDEN143♣♠J+1-7
-0.4Round 8🇭🇰 CHINA HONG KONG92♠♥8-1-11
-0.4Round 9🇺🇸 USA 261NT♣5=+1
-0.4Round 10🇮🇹 ITALY84♥♠10=+0
-0.4Round 11🇮🇱 ISRAEL106♦♥6+1-1
-0.4Round 12🇨🇦 CANADA23NT♠2+1+1
-0.5Round 8🇭🇰 CHINA HONG KONG74♠♥Q=+0
-0.5Round 18🇮🇳 INDIA54♥♣A=+0
-0.5Round 19🇸🇬 SINGAPORE114♥♦9=-11
-0.6Round 1BOTSWANA114♠♥Q=-1
-0.6Round 10🇮🇹 ITALY41NT♣Q=-2
-0.6Round 17🇫🇷 FRANCE122♠♦4=-5
-0.6Round 19🇸🇬 SINGAPORE133NT♥7+3-13
-0.7Round 18🇮🇳 INDIA124♠♥4-2-6
-0.7Round 20🇨🇱 CHILE12♦♥J=-5
-0.8Round 9🇺🇸 USA 2143NT♠Q+2-1
-0.8Round 10🇮🇹 ITALY124♠♥J+1+0
-0.9Round 8🇭🇰 CHINA HONG KONG12♣♠2+2-1
-0.9Round 17🇫🇷 FRANCE63NT♥Q-2-7
-1.0Round 1BOTSWANA75♣♥3=+2
-1.0Round 12🇨🇦 CANADA134NT♥2+1+13
-1.0Round 15🇳🇱 NETHERLANDS64♠♦K+1+0
-1.1Round 9🇺🇸 USA 214♥♣A+1+0
-1.1Round 11🇮🇱 ISRAEL16♦♠6=+2
-1.1Round 12🇨🇦 CANADA85♦♣3-1-4
-1.1Round 18🇮🇳 INDIA11NT♣K=+1
-1.2Round 10🇮🇹 ITALY32♠♦A=+0
-1.3Round 1BOTSWANA103NT♦Q=+1
-1.3Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103NT♥4+2-2
-1.3Round 20🇨🇱 CHILE112♠♣10-1+2
-1.4Round 20🇨🇱 CHILE145♦♠A=+0
-1.5Round 13🇪🇬 EGYPT43♦♥J=+0
-1.5Round 15🇳🇱 NETHERLANDS43NT♠3+1+1
-1.5Round 19🇸🇬 SINGAPORE22♣♥Q=-5
-1.6Round 6🇸🇪 SWEDEN114♠♣A=+0
-1.6Round 16🇺🇸 USA 1144♠♦2=+0
-1.7Round 2🇨🇳 CHINA104♥♠K-1-6
-1.7Round 8🇭🇰 CHINA HONG KONG84♠♦3+1-1
-1.7Round 9🇺🇸 USA 234♥♦9+1-1
-1.7Round 14🇮🇩 INDONESIA85♣♥10=+2
-1.7Round 19🇸🇬 SINGAPORE44♠♦6=+0
-1.8Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND94♥♣7=+0
-1.8Round 11🇮🇱 ISRAEL144♠♥Q-2-5
-1.8Round 20🇨🇱 CHILE43NT♠5+3-2
-1.8Round 20🇨🇱 CHILE134♠♥K+2-1
-1.9Round 11🇮🇱 ISRAEL123♠♥K=+6
-1.9Round 15🇳🇱 NETHERLANDS94♥♣K=+0
-1.9Round 18🇮🇳 INDIA143NT♣7-2-5
-2.0Round 5🇳🇿 NEW ZEALAND103♠♣6=+0
-2.0Round 8🇭🇰 CHINA HONG KONG102♦♠9+2-1
-2.0Round 12🇨🇦 CANADA116♠♣6+1+11
-2.0Round 19🇸🇬 SINGAPORE83♠♣K=-6
-2.1Round 5🇳🇿 NEW ZEALAND14♠♣A-1-4
-2.1Round 14🇮🇩 INDONESIA44♠♣A+1-4
-2.1Round 16🇺🇸 USA 156♦♣A=+2
-2.2Round 13🇪🇬 EGYPT84♥♠10+1+0
-2.3Round 7🇹🇼 CHINESE TAIPEI72♣♠5+1+1
-2.3Round 17🇫🇷 FRANCE36NT♦9=+11
-2.4Round 2🇨🇳 CHINA111♠♥10-2-5
-2.4Round 9🇺🇸 USA 274♠♣Q=+0
-2.8Round 2🇨🇳 CHINA132♠♥5=-6
-2.9Round 18🇮🇳 INDIA24♠♥7-1-5
-2.9Round 20🇨🇱 CHILE83NT♦J+3-11
-3.0Round 5🇳🇿 NEW ZEALAND85♣x♠A-1-5
-3.0Round 18🇮🇳 INDIA31NT♥6=-5
-3.2Round 7🇹🇼 CHINESE TAIPEI21NT♥10=-5
-3.3Round 5🇳🇿 NEW ZEALAND44♠♥A=-9
-3.3Round 13🇪🇬 EGYPT103NT♦Q+3-2
-3.4Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND141♦♥6=-4
-3.6Round 10🇮🇹 ITALY14♥♠J=-8
-3.6Round 19🇸🇬 SINGAPORE76♦♠A=-7
-3.6Round 19🇸🇬 SINGAPORE144♣♥A=-7
-3.7Round 6🇸🇪 SWEDEN22♦♥A-1-5
-3.7Round 19🇸🇬 SINGAPORE33NT♠7=-7
-3.8Round 7🇹🇼 CHINESE TAIPEI54♥♠Q-1-5
-4.0Round 6🇸🇪 SWEDEN102♠♠A-1-11
-4.0Round 11🇮🇱 ISRAEL53NT♦9+3-11
-4.0Round 11🇮🇱 ISRAEL85♠♣Q+1-1
-4.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND55♥x♦2-2-11
-4.2Round 1BOTSWANA33NT♣6+1+1
-4.2Round 14🇮🇩 INDONESIA64♥♣4+2-13
-4.4Round 11🇮🇱 ISRAEL34♠♠3-1-5
-4.7Round 2🇨🇳 CHINA95♣x♦3-2-8
-4.7Round 6🇸🇪 SWEDEN14♠♥J-1-10
-4.9Round 18🇮🇳 INDIA44♥♣8=-9
-5.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND36♦♣3=+11
-5.1Round 15🇳🇱 NETHERLANDS14♥♣K+1+0
-5.4Round 12🇨🇦 CANADA54♠x♥2-1-6
-5.5Round 10🇮🇹 ITALY95♣♥5=-7
-5.8Round 1BOTSWANA133NT♦5-2-13
-5.8Round 15🇳🇱 NETHERLANDS24♠♥A-1+6
-5.9Round 6🇸🇪 SWEDEN123NT♣2-2-11
-5.9Round 9🇺🇸 USA 2124♥♠K=-3
-6.3Round 11🇮🇱 ISRAEL64♠x♥3=-9
-6.4Round 9🇺🇸 USA 251NT♣K-6-5
-6.6Round 2🇨🇳 CHINA74♠♣K-1-12
-6.8Round 8🇭🇰 CHINA HONG KONG56♠♣7=+0
-6.9Round 5🇳🇿 NEW ZEALAND124♥♠Q=-10
-7.0Round 16🇺🇸 USA 142♠♣4+2-10
-7.2Round 1BOTSWANA144♦x♥3=-3
-8.0Round 17🇫🇷 FRANCE113NT♦6-1-14
-8.2Round 5🇳🇿 NEW ZEALAND51NT♦2-2-11
-8.3Round 6🇸🇪 SWEDEN95♥♠K-1-12
-8.6Round 14🇮🇩 INDONESIA53NT♣10=-10
-8.6Round 16🇺🇸 USA 134♥♦K-2-11
-9.0Round 1BOTSWANA123NT♥3+1-11
-9.2Round 12🇨🇦 CANADA104♥♠A=-1
-9.2Round 18🇮🇳 INDIA134♥♠K+2-17
-9.6Round 16🇺🇸 USA 124♥♣2=-3
-9.8Round 10🇮🇹 ITALY134♠♦J=-1
-10.1Round 19🇸🇬 SINGAPORE127♣♠7-1-17
-10.2Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND45♠♠9-1-13
-10.5Round 6🇸🇪 SWEDEN44♠x♣9+1-8
-10.6Round 15🇳🇱 NETHERLANDS142♠x♠Q-5-12
-11.2Round 16🇺🇸 USA 1135♣♥K-1-12
-11.9Round 9🇺🇸 USA 296♣♠A-1-17
-12.2Round 20🇨🇱 CHILE26♠♣4+1-1
-12.7Round 9🇺🇸 USA 2114♠x♣Q-5-14
-13.1Round 20🇨🇱 CHILE73NTx♠A-3-12