🇵🇱 MACHNO Artur Marek · POLAND

36rank
+41.1Butler · 200 bds
+0.21per board
±5.3swing
+0.18vs par /bd · #44/83
+0.15adjusted /bd
Butler per round: -19.5 -19 -14.8 -14.7 61.8 61.5 4.7 -11.8 29.1 -36.2by round

vs par split: bidding +0.09 · play +0.10

Strength of schedule: opponents averaged -0.06/bd (an easy draw) → opponent-adjusted +0.15/bd

Card play — on target: opening leads 84.6% #15 of 83 · declarer play 86.5% #4 of 83 · defence 87.5% #17 of 83

Card play by contract type — on target
vs NTvs a suit
Opening leads73.3% (15)89.2% (37)
Declarer play80.0% (15)90.9% (22)
Defence87.1% (31)87.7% (81)

Opening leads by suit led: ♠ 83.3% (12) · ♥ 85.7% (14) · ♦ 82.4% (17) · ♣ 88.9% (9)

vs par by strain: NT +0.09 (59) · a suit +0.23 (141)

vs par by level: part-score +0.11 (65) · game +0.02 (117) · slam +1.56 (18)

By role: declaring -0.28/bd (-3.03 vs par · 88) · defending +0.59/bd (+2.71 vs par · 112)

By vulnerability: vulnerable -0.51/bd (-0.40 vs par · 100) · not vulnerable +0.92/bd (+0.77 vs par · 100)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1B.IglaS.Rimstedt – C.RimstedtClosed20-19.5-0.97-0.70
Round 3B.IglaL.Johansen – H.BogenOpen20-19.0-0.95+0.25
Round 6B.IglaA.Edgtton – N.EdgttonClosed20-14.8-0.74-0.35
Round 8B.IglaF.Masloman – C.TirayohClosed20-14.7-0.73-0.60
Round 9B.IglaA.Cattabiani – M.PrestiClosed20+61.8+3.09+3.25
Round 10B.IglaX.Wu – W.YuanClosed20+61.5+3.08+2.30
Round 12B.IglaJ.Fournier – D.BanhClosed20+4.7+0.24+2.10
Round 13B.IglaA.Blagov – H.MacaulayClosed20-11.8-0.59-1.50
Round 14B.IglaS.Siriwatthannsest – P.LerdmaharitClosed20+29.1+1.46-0.40
Round 15B.IglaL.Kuo – H.SoClosed20-36.2-1.81-2.50

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
+21.1Round 9🇮🇹 ITALY86♠x♠5-9+21
+14.8Round 14🇹🇭 THAILAND84♥xx♠9-3+14
+13.7Round 13🇨🇦 CANADA136♠♦J=+13
+11.0Round 12🇺🇸 USA RED183NT♠4-2+11
+10.6Round 10🇨🇳 CHINA63♥x♣3-3+9
+10.1Round 10🇨🇳 CHINA45♠♣7-1+13
+9.7Round 10🇨🇳 CHINA106♣♦Q-2+17
+9.3Round 8🇮🇩 INDONESIA95♥x♣10-5+10
+9.3Round 10🇨🇳 CHINA144♥♦5=+11
+9.3Round 14🇹🇭 THAILAND116♥♠A=+0
+8.7Round 1🇸🇪 SWEDEN33NT♥4+1+1
+8.5Round 12🇺🇸 USA RED194♥♥5=+11
+8.5Round 14🇹🇭 THAILAND74♥♠3+2+9
+8.4Round 9🇮🇹 ITALY94♣x♦A-2+9
+7.9Round 8🇮🇩 INDONESIA14♠♣8+1+8
+7.8Round 14🇹🇭 THAILAND34♠♦A=+7
+7.7Round 6🇦🇺 AUSTRALIA121NT♥5+2+10
+7.7Round 6🇦🇺 AUSTRALIA151NT♦2-2+7
+7.5Round 1🇸🇪 SWEDEN25♦x♠6-4+12
+7.5Round 10🇨🇳 CHINA95♣♥K-1+6
+7.2Round 14🇹🇭 THAILAND183♣♥5-1+10
+7.1Round 10🇨🇳 CHINA16♥♣Q-2+11
+7.0Round 12🇺🇸 USA RED74♠♦4=-1
+6.9Round 3🇳🇴 NORWAY164♠♥10+1+8
+6.9Round 9🇮🇹 ITALY63NT♠Q=+7
+6.8Round 14🇹🇭 THAILAND143NT♠K+2+0
+6.6Round 3🇳🇴 NORWAY183♦♥J-1+12
+6.5Round 9🇮🇹 ITALY145♣♥10+2+11
+6.3Round 9🇮🇹 ITALY14♠♣K-1+10
+6.3Round 9🇮🇹 ITALY112♦♥7-2+11
+6.1Round 8🇮🇩 INDONESIA64♥♠Q+2+14
+5.7Round 15🇹🇼 CHINESE TAIPEI204♠♦Q+1+1
+5.6Round 10🇨🇳 CHINA163NT♠A-1+6
+5.5Round 6🇦🇺 AUSTRALIA14♠♦8=+3
+4.8Round 13🇨🇦 CANADA194♥♦5-1+11
+4.4Round 6🇦🇺 AUSTRALIA144♥♥2-1+10
+4.4Round 13🇨🇦 CANADA84♥x♠6-1+0
+4.3Round 3🇳🇴 NORWAY24♥♠3=+0
+4.1Round 1🇸🇪 SWEDEN77♣♣8=-2
+4.1Round 1🇸🇪 SWEDEN123♣♠4+1+0
+4.1Round 1🇸🇪 SWEDEN142♠♣6=+0
+4.1Round 9🇮🇹 ITALY125♣♠J-2+6
+4.1Round 9🇮🇹 ITALY203NT♥3-2+7
+3.8Round 3🇳🇴 NORWAY34♥♣Q-1+10
+3.8Round 9🇮🇹 ITALY71NT♦3-3+4
+3.8Round 14🇹🇭 THAILAND154♥♠K=-1
+3.7Round 12🇺🇸 USA RED56♦♥3-1+14
+3.7Round 13🇨🇦 CANADA173NT♠5-1+4
+3.5Round 3🇳🇴 NORWAY193NT♥Q+2+1
+3.5Round 8🇮🇩 INDONESIA33NT♦8-2+5
+3.3Round 10🇨🇳 CHINA23NT♥3-1+4
+3.3Round 10🇨🇳 CHINA182♠♥3+2-8
+3.3Round 15🇹🇼 CHINESE TAIPEI82♠♥4=+0
+3.1Round 13🇨🇦 CANADA93NT♥6=-1
+2.9Round 14🇹🇭 THAILAND24♣♦5+1+6
+2.7Round 12🇺🇸 USA RED13♦♠K=+0
+2.5Round 9🇮🇹 ITALY103♥♦10=-10
+2.5Round 15🇹🇼 CHINESE TAIPEI102♠♥A+1+1
+2.3Round 10🇨🇳 CHINA35♥♣Q-1+2
+2.3Round 12🇺🇸 USA RED131NT♦8+4+2
+2.3Round 15🇹🇼 CHINESE TAIPEI123NT♣10=-1
+2.1Round 6🇦🇺 AUSTRALIA203NT♥10+3+17
+2.1Round 10🇨🇳 CHINA123NT♠3-1-3
+2.0Round 10🇨🇳 CHINA52NT♦2=+0
+1.9Round 3🇳🇴 NORWAY173♠♦2-1+8
+1.9Round 6🇦🇺 AUSTRALIA83NT♣8+2+1
+1.9Round 9🇮🇹 ITALY173NT♥5+3+11
+1.9Round 14🇹🇭 THAILAND172♥♣6+2-6
+1.8Round 15🇹🇼 CHINESE TAIPEI163♠♠K=+0
+1.7Round 14🇹🇭 THAILAND125♥♣J-1+7
+1.7Round 15🇹🇼 CHINESE TAIPEI143NT♠10+1+0
+1.5Round 10🇨🇳 CHINA153NT♦8+1+0
+1.4Round 9🇮🇹 ITALY154♥x♦8-4-11
+1.3Round 6🇦🇺 AUSTRALIA72♠♣2+1+0
+1.3Round 6🇦🇺 AUSTRALIA113♦♥A+1+5
+1.3Round 10🇨🇳 CHINA134♠♦2+2-5
+1.3Round 13🇨🇦 CANADA33NT♥4-1+5
+1.2Round 12🇺🇸 USA RED24♠♦Q=+1
+1.1Round 9🇮🇹 ITALY33NT♥7=+2
+1.1Round 10🇨🇳 CHINA113♥♦8-2-1
+1.1Round 13🇨🇦 CANADA42♠♣A=+0
+1.1Round 15🇹🇼 CHINESE TAIPEI114♠♠4+1+0
+0.9Round 12🇺🇸 USA RED83♦♦8+1+7
+0.9Round 14🇹🇭 THAILAND91NT♣K+1+0
+0.9Round 15🇹🇼 CHINESE TAIPEI193NT♥3+3+11
+0.7Round 8🇮🇩 INDONESIA103NT♥2=-1
+0.7Round 8🇮🇩 INDONESIA195♣x♠A-2+0
+0.7Round 12🇺🇸 USA RED152♠♦J=+1
+0.6Round 3🇳🇴 NORWAY13NT♠K+1+0
+0.6Round 13🇨🇦 CANADA53NT♥10+1-10
+0.5Round 1🇸🇪 SWEDEN195♥♠A+1-1
+0.5Round 14🇹🇭 THAILAND14♥♦10=+0
+0.4Round 3🇳🇴 NORWAY52♥♦K-1+5
+0.4Round 12🇺🇸 USA RED63NT♣7+3-1
+0.4Round 15🇹🇼 CHINESE TAIPEI74♥♠A+2+3
+0.3Round 8🇮🇩 INDONESIA143NT♦6+2+0
+0.1Round 1🇸🇪 SWEDEN166♣♣8+1+11
+0.1Round 8🇮🇩 INDONESIA81♠♥Q=-8
+0.1Round 9🇮🇹 ITALY195♦♣2-1+12
+0.1Round 13🇨🇦 CANADA141NT♦K=+2
+0.1Round 14🇹🇭 THAILAND205♥x♠A-2+0
-0.1Round 1🇸🇪 SWEDEN154♥♦3=-8
-0.1Round 1🇸🇪 SWEDEN174♥♥2+1+0
-0.2Round 1🇸🇪 SWEDEN131NT♣8-1+1
-0.2Round 3🇳🇴 NORWAY44♥♦7+1-1
-0.2Round 9🇮🇹 ITALY164♠♥A-2-6
-0.3Round 3🇳🇴 NORWAY93♦♥A+1+0
-0.3Round 3🇳🇴 NORWAY134♥♠5+3-17
-0.4Round 12🇺🇸 USA RED162♦♦4+1+0
-0.5Round 6🇦🇺 AUSTRALIA63NT♣2=+1
-0.6Round 3🇳🇴 NORWAY112♠♦K=+0
-0.6Round 9🇮🇹 ITALY52♠♣K=+0
-0.7Round 6🇦🇺 AUSTRALIA54♥♥8=+0
-0.9Round 1🇸🇪 SWEDEN84♠♠2+2-1
-0.9Round 3🇳🇴 NORWAY124♠♣K=+0
-1.1Round 8🇮🇩 INDONESIA171NT♣3-1-8
-1.1Round 15🇹🇼 CHINESE TAIPEI93♣♠4-1+0
-1.3Round 10🇨🇳 CHINA74♠♠5+2-1
-1.3Round 12🇺🇸 USA RED114♠♦K+1+11
-1.3Round 12🇺🇸 USA RED144♥♦8-1-4
-1.5Round 12🇺🇸 USA RED33♥♦A+1+10
-1.6Round 10🇨🇳 CHINA82NT♥Q+2-2
-1.6Round 10🇨🇳 CHINA204♠♥K+2-13
-1.7Round 13🇨🇦 CANADA66♣x♥K-3+5
-1.7Round 14🇹🇭 THAILAND163NT♥9-2-6
-1.8Round 8🇮🇩 INDONESIA154♥♣K=+0
-1.9Round 1🇸🇪 SWEDEN103NT♠K+3+17
-1.9Round 13🇨🇦 CANADA13♥♠4=-6
-1.9Round 13🇨🇦 CANADA74♠♠6=+0
-2.0Round 6🇦🇺 AUSTRALIA22♣♦2=+1
-2.0Round 10🇨🇳 CHINA193♠♦3+1+10
-2.0Round 12🇺🇸 USA RED201NT♥6+1+1
-2.0Round 15🇹🇼 CHINESE TAIPEI32♠♣5=+0
-2.1Round 8🇮🇩 INDONESIA184♥♥J=+0
-2.1Round 9🇮🇹 ITALY181NT♠4+1-6
-2.2Round 1🇸🇪 SWEDEN182♦♥A+1-6
-2.3Round 8🇮🇩 INDONESIA201♠♣6+1+1
-2.3Round 13🇨🇦 CANADA184♠♥K-1-10
-2.3Round 15🇹🇼 CHINESE TAIPEI13♥♦A=-1
-2.4Round 12🇺🇸 USA RED173NT♥K-3-11
-2.4Round 13🇨🇦 CANADA203NT♠5-1-16
-2.5Round 8🇮🇩 INDONESIA111NT♠2-1+3
-2.6Round 6🇦🇺 AUSTRALIA33♥♠2=+0
-2.7Round 8🇮🇩 INDONESIA162♠♣J-1+1
-2.7Round 9🇮🇹 ITALY21NT♦3=-5
-2.7Round 15🇹🇼 CHINESE TAIPEI53NT♣9-2-6
-2.8Round 1🇸🇪 SWEDEN53NT♥2-1-4
-2.8Round 9🇮🇹 ITALY44♥♦6=+0
-2.9Round 13🇨🇦 CANADA24♣♦Q=-7
-3.0Round 6🇦🇺 AUSTRALIA194♥♣3-2-7
-3.1Round 3🇳🇴 NORWAY142♥♣6+3-6
-3.4Round 8🇮🇩 INDONESIA74♠♦K+2-5
-3.4Round 8🇮🇩 INDONESIA126♠♠J-1-11
-3.5Round 1🇸🇪 SWEDEN92♠♥4=-5
-3.5Round 3🇳🇴 NORWAY64♠♣2-1-6
-3.5Round 12🇺🇸 USA RED93NT♣10=+13
-3.6Round 1🇸🇪 SWEDEN15♥♠6+2-7
-3.6Round 6🇦🇺 AUSTRALIA134♥♥Q-1-6
-3.7Round 6🇦🇺 AUSTRALIA185♦♠10+1-11
-3.8Round 1🇸🇪 SWEDEN65♦♠K-1-6
-3.9Round 15🇹🇼 CHINESE TAIPEI152NT♠8-1-5
-4.0Round 3🇳🇴 NORWAY154♥♣K+1-8
-4.0Round 6🇦🇺 AUSTRALIA173NT♣7=+0
-4.1Round 8🇮🇩 INDONESIA52♦♥8+1-6
-4.1Round 14🇹🇭 THAILAND131NT♠K-1-1
-4.2Round 13🇨🇦 CANADA115♦♥Q-1-8
-4.3Round 9🇮🇹 ITALY135♦x♠2-1-8
-4.5Round 6🇦🇺 AUSTRALIA103NT♥5-1-5
-4.5Round 14🇹🇭 THAILAND66♠x♣5-4+0
-4.7Round 1🇸🇪 SWEDEN114♥♣Q=+0
-4.7Round 15🇹🇼 CHINESE TAIPEI44♠♦Q+1+0
-4.8Round 12🇺🇸 USA RED123NT♣3-2-13
-4.8Round 15🇹🇼 CHINESE TAIPEI176♥♠5+1-12
-5.0Round 8🇮🇩 INDONESIA24♥♠4-2-6
-5.0Round 15🇹🇼 CHINESE TAIPEI183NT♠3+3-11
-5.2Round 3🇳🇴 NORWAY83♦♣K=-5
-5.6Round 8🇮🇩 INDONESIA44♠♠3=+0
-5.7Round 13🇨🇦 CANADA124♥♦9=+0
-5.7Round 13🇨🇦 CANADA153NT♣7=+1
-5.8Round 14🇹🇭 THAILAND43NT♥4-1-12
-5.9Round 6🇦🇺 AUSTRALIA94♠♣K-4-9
-5.9Round 13🇨🇦 CANADA165♦♥5=+0
-6.0Round 14🇹🇭 THAILAND103NT♠8-1-12
-6.2Round 3🇳🇴 NORWAY102♥♦4-2+9
-6.2Round 12🇺🇸 USA RED43NT♦J=-10
-6.5Round 6🇦🇺 AUSTRALIA42♥♣K=-12
-7.0Round 14🇹🇭 THAILAND55♦♥4+2-13
-8.0Round 14🇹🇭 THAILAND194♠♥7-1-10
-8.3Round 15🇹🇼 CHINESE TAIPEI134♠♣3-3-10
-8.6Round 3🇳🇴 NORWAY203♣x♠J-3-5
-8.8Round 10🇨🇳 CHINA176♥♠K-1-10
-9.3Round 8🇮🇩 INDONESIA134♠x♥A-2-9
-9.7Round 6🇦🇺 AUSTRALIA165♥♣A-1-12
-10.0Round 13🇨🇦 CANADA106♠♥A=-13
-10.3Round 12🇺🇸 USA RED107NT♦9=+0
-10.5Round 15🇹🇼 CHINESE TAIPEI62♠x♦A-4-12
-10.6Round 15🇹🇼 CHINESE TAIPEI23♦x♠10-3-8
-12.1Round 1🇸🇪 SWEDEN206♠♥9=-2
-12.7Round 1🇸🇪 SWEDEN46♠x♥A+1-14
-14.1Round 3🇳🇴 NORWAY76♠♥5=+0