🇵🇱 SAKOWSKA Natalia · POLAND

103rank
-60.2Butler · 192 bds
-0.31per board
±4.5swing
-0.93vs par /bd · #119/126
-0.35adjusted /bd
Butler per round: 25.3 7.6 4.1 -22.7 6.4 -22.2 10.4 -11.1 -2.4 -6.3 1.3 15.7 -17.6 -25.2 -46.2 22.7by round

vs par split: bidding -0.69 · play -0.24

Strength of schedule: opponents averaged -0.04/bd (an average draw) → opponent-adjusted -0.35/bd

Card play — on target: opening leads 76.2% #114 of 126 · declarer play 81.8% #19 of 125 · defence 83.0% #98 of 126

Card play by contract type — on target
vs NTvs a suit
Opening leads62.5% (16)84.6% (26)
Declarer play84.6% (13)81.0% (42)
Defence71.4% (28)88.3% (60)

Opening leads by suit led: ♠ 54.5% (11) · ♥ 77.8% (9) · ♦ 81.8% (11) · ♣ 90.9% (11)

vs par by strain: NT -0.22 (54) · a suit -1.20 (137)

vs par by level: part-score -0.14 (57) · game -0.92 (114) · slam -3.15 (20)

By role: declaring -0.15/bd (-3.13 vs par · 104) · defending -0.50/bd (+1.67 vs par · 88)

By vulnerability: vulnerable -0.22/bd (-0.60 vs par · 96) · not vulnerable -0.41/bd (-1.26 vs par · 96)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1P.ButrynL.Honti – K.MezeiClosed12+25.3+2.11-1.00
Round 2P.ButrynT.Ponomareva – A.DubininClosed12+7.6+0.63-0.75
Round 3P.ButrynT.Sen – E.Kondakci SenOpen12+4.1+0.34+0.58
Round 6P.ButrynM.Montanari – B.CesariOpen12-22.7-1.89-4.08
Round 7P.ButrynN.Jacob – E.PattisonClosed12+6.4+0.53-0.08
Round 9P.ButrynV.Aronov – D.DamianovaOpen12-22.2-1.85-0.17
Round 11P.ButrynH.Kondoch – C.VechiattoClosed12+10.4+0.87+3.17
Round 12P.ButrynX.Hou – H.WangClosed12-11.1-0.92-1.00
Round 13P.ButrynH.Caspersen – S.FarholtClosed12-2.4-0.20-1.42
Round 14P.ButrynA.Ornstein – S.PicusOpen12-6.3-0.53-1.83
Round 16P.ButrynW.Lazer – P.GumbyClosed12+1.3+0.11-0.25
Round 18P.ButrynT.Bakr – S.ElabyariClosed12+15.7+1.31+2.00
Round 19P.ButrynM.Karmarkar – S.KarmarkarClosed12-17.6-1.47-2.08
Round 20P.ButrynF.Cysneiros – S.De MelloClosed12-25.2-2.10-3.00
Round 21P.ButrynJ.Jansma – A.JansmaClosed12-46.2-3.85-5.42
Round 22P.ButrynJ.Thrower – S.TeshomeClosed12+22.7+1.89+0.42

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
+11.2Round 1🇭🇺 HUNGARY56♥♣2-1+14
+10.5Round 2🇷🇺 RUSSIA204♠x♦3+1-9
+10.3Round 18🇦🇪 UNITED ARAB EMIRATES136♦♣A-2+13
+9.1Round 11🇩🇪 GERMANY44♠♦A=+0
+8.3Round 16🇦🇺 AUSTRALIA176♣♣10-1+11
+7.9Round 1🇭🇺 HUNGARY74♠♥10-4+6
+7.9Round 13🇩🇰 DENMARK93NT♥4+1+7
+7.7Round 3🇹🇷 TURKEY56♥♠Q=+1
+7.7Round 3🇹🇷 TURKEY104♥♠3=+10
+7.6Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND243NT♥Q-1+10
+6.9Round 13🇩🇰 DENMARK34♠x♥A=+5
+6.7Round 7🇳🇿 NEW ZEALAND127♣♦J=+0
+6.7Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND203NT♣K-2+8
+6.6Round 14🇺🇸 USA173NT♠J-5+2
+6.6Round 16🇦🇺 AUSTRALIA162♥x♣A-3+9
+6.5Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND214♠♦9-2+7
+6.2Round 9🇧🇬 BULGARIA124♥♠2+1+13
+6.0Round 2🇷🇺 RUSSIA164♥♣Q=+0
+6.0Round 21🇳🇱 NETHERLANDS113♠x♦K+1+8
+5.8Round 6🇮🇹 ITALY134♠♥K-2+2
+5.8Round 12🇨🇳 CHINA204♠♥J=+10
+4.9Round 18🇦🇪 UNITED ARAB EMIRATES245♦♠4-1+10
+4.8Round 9🇧🇬 BULGARIA54♠♠Q=+11
+4.8Round 20🇧🇷 BRAZIL192♠♥9-1+8
+4.5Round 13🇩🇰 DENMARK72NT♠Q=+0
+4.3Round 11🇩🇪 GERMANY124♥♦A=+0
+3.7Round 19🇮🇳 INDIA82♠♣A=+0
+3.6Round 14🇺🇸 USA233♠♥K-1-1
+3.4Round 3🇹🇷 TURKEY33♦♣A-2+2
+3.4Round 16🇦🇺 AUSTRALIA221NT♠3-2+3
+3.3Round 11🇩🇪 GERMANY24♠♥2-1+6
+3.2Round 20🇧🇷 BRAZIL174♠♣8+2-11
+3.0Round 1🇭🇺 HUNGARY16♦♠9=-12
+3.0Round 3🇹🇷 TURKEY74♠♣A-1-1
+2.9Round 3🇹🇷 TURKEY114♠♣Q-1+5
+2.6Round 11🇩🇪 GERMANY104♥♦5=+0
+2.6Round 19🇮🇳 INDIA94♠♣A=+0
+2.4Round 13🇩🇰 DENMARK23NT♠2+1+0
+2.4Round 18🇦🇪 UNITED ARAB EMIRATES184♥♦4+1+0
+2.3Round 14🇺🇸 USA213NT♠10+1-12
+2.3Round 18🇦🇪 UNITED ARAB EMIRATES142♥♣5-1+13
+2.3Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND235♦♠A-1+6
+2.2Round 20🇧🇷 BRAZIL182♠♦A+1+0
+1.9Round 1🇭🇺 HUNGARY34♠♣J+2-10
+1.9Round 1🇭🇺 HUNGARY46♠♦K=+0
+1.9Round 12🇨🇳 CHINA143NT♣3=+2
+1.8Round 16🇦🇺 AUSTRALIA134♠♦4=+0
+1.7Round 7🇳🇿 NEW ZEALAND64♥♥4+1+0
+1.6Round 7🇳🇿 NEW ZEALAND22NT♥4=+0
+1.6Round 13🇩🇰 DENMARK13NT♥4+3+11
+1.6Round 18🇦🇪 UNITED ARAB EMIRATES233♣♥J+1+0
+1.5Round 1🇭🇺 HUNGARY104♠x♥K-2+8
+1.5Round 7🇳🇿 NEW ZEALAND74♠♦3=-1
+1.5Round 20🇧🇷 BRAZIL166♣♦9=-2
+1.4Round 6🇮🇹 ITALY175♣♥10=-1
+1.2Round 7🇳🇿 NEW ZEALAND102NT♦3+2-9
+1.2Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND132♦♦2+1+0
+1.2Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND162♠♣J=+0
+1.2Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND173NT♠9+1+0
+1.1Round 1🇭🇺 HUNGARY86♣♠K+1-10
+1.1Round 7🇳🇿 NEW ZEALAND34♠♥7-1+5
+1.1Round 14🇺🇸 USA144♠♥K-2-5
+1.1Round 18🇦🇪 UNITED ARAB EMIRATES204♠♦2+2-13
+1.1Round 18🇦🇪 UNITED ARAB EMIRATES222♥♦5+2+1
+1.1Round 20🇧🇷 BRAZIL243NT♠5=+0
+1.0Round 14🇺🇸 USA163NT♣3+1+7
+1.0Round 19🇮🇳 INDIA103NT♥7-2+8
+0.9Round 11🇩🇪 GERMANY114♥♠K+1+0
+0.9Round 16🇦🇺 AUSTRALIA232♠♠6+2-10
+0.8Round 2🇷🇺 RUSSIA194♥♣5=+0
+0.8Round 12🇨🇳 CHINA243♦♠K+1-7
+0.8Round 19🇮🇳 INDIA121NT♣2-2+6
+0.7Round 6🇮🇹 ITALY204♠♦8+2+13
+0.7Round 9🇧🇬 BULGARIA83NT♥5-1-5
+0.7Round 12🇨🇳 CHINA132♣♣3-1+0
+0.7Round 13🇩🇰 DENMARK64♥♥9+1+0
+0.7Round 16🇦🇺 AUSTRALIA143♣♥K-1+5
+0.6Round 2🇷🇺 RUSSIA153NT♠8+1+0
+0.6Round 2🇷🇺 RUSSIA224♥♣Q-1+5
+0.5Round 16🇦🇺 AUSTRALIA202NT♣2+1+10
+0.5Round 21🇳🇱 NETHERLANDS74♠♣2=+1
+0.4Round 1🇭🇺 HUNGARY22♦♠2+2+0
+0.4Round 1🇭🇺 HUNGARY114♠x♥A-2-4
+0.4Round 2🇷🇺 RUSSIA212♠♣A=+0
+0.4Round 3🇹🇷 TURKEY42♠♣A+1+0
+0.4Round 11🇩🇪 GERMANY94♠♥6+1+0
+0.3Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND193♥♠3-3-10
+0.2Round 7🇳🇿 NEW ZEALAND14♠♥5+1+0
+0.2Round 11🇩🇪 GERMANY33NT♥K-1+3
+0.2Round 19🇮🇳 INDIA21NT♠2=+1
+0.2Round 19🇮🇳 INDIA113♦♣2-1-3
+0.2Round 21🇳🇱 NETHERLANDS54♠♥6+1+0
+0.1Round 6🇮🇹 ITALY243NT♦9+1-1
+0.1Round 12🇨🇳 CHINA16Pass-3
+0.1Round 18🇦🇪 UNITED ARAB EMIRATES164♠♦J+2+8
+0.0Round 12🇨🇳 CHINA194♠♦A=+0
+0.0Round 19🇮🇳 INDIA63♥♠K-1-5
+0.0Round 19🇮🇳 INDIA72♥♠A=-6
-0.1Round 1🇭🇺 HUNGARY62♥x♣K-1+1
-0.1Round 3🇹🇷 TURKEY14♥♣8-1+5
-0.1Round 6🇮🇹 ITALY153NT♥J=-1
-0.1Round 19🇮🇳 INDIA52♥♦A=+1
-0.2Round 12🇨🇳 CHINA151NT♠5+3+6
-0.2Round 12🇨🇳 CHINA231NT♥9+1+1
-0.2Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND143NT♠7+2+0
-0.3Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND223NT♠6+2-1
-0.4Round 6🇮🇹 ITALY183NT♥A-1+0
-0.4Round 11🇩🇪 GERMANY74♠♦10+1+13
-0.5Round 2🇷🇺 RUSSIA173♥♠2-1+2
-0.5Round 2🇷🇺 RUSSIA233NT♥5+2+0
-0.5Round 7🇳🇿 NEW ZEALAND42NT♣J-1+0
-0.5Round 11🇩🇪 GERMANY83NT♣4-1-5
-0.5Round 14🇺🇸 USA192♦♣8+1+1
-0.5Round 16🇦🇺 AUSTRALIA151NT♥K+1+7
-0.5Round 18🇦🇪 UNITED ARAB EMIRATES214♠♥A+1+0
-0.6Round 3🇹🇷 TURKEY121NT♠2+1+0
-0.8Round 9🇧🇬 BULGARIA112♦♦6+1-1
-0.8Round 14🇺🇸 USA184♥♦7-1-5
-0.8Round 21🇳🇱 NETHERLANDS32NT♥Q+2-6
-0.9Round 7🇳🇿 NEW ZEALAND93♠♣2=+0
-0.9Round 13🇩🇰 DENMARK123NT♣3+1+0
-1.0Round 9🇧🇬 BULGARIA44♠♥6+1+0
-1.0Round 13🇩🇰 DENMARK114♥♦7+1+0
-1.1Round 7🇳🇿 NEW ZEALAND84♠♣10+1+0
-1.1Round 16🇦🇺 AUSTRALIA243♦♥K+1-7
-1.1Round 20🇧🇷 BRAZIL202♠♥4-1-5
-1.2Round 11🇩🇪 GERMANY64♠♣2+1+0
-1.2Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND183NT♠10+2-11
-1.3Round 3🇹🇷 TURKEY93NT♠J-1-4
-1.4Round 13🇩🇰 DENMARK104♥♠Q+1-13
-1.4Round 18🇦🇪 UNITED ARAB EMIRATES152♥♣5+1-7
-1.5Round 1🇭🇺 HUNGARY93NT♠4+2+0
-1.5Round 3🇹🇷 TURKEY83NT♥3+2-1
-1.5Round 6🇮🇹 ITALY162NT♦J-1-4
-1.5Round 14🇺🇸 USA155♦x♣2-1-2
-1.5Round 14🇺🇸 USA205♥♦K=-4
-1.6Round 9🇧🇬 BULGARIA23♠♣4=-1
-1.6Round 18🇦🇪 UNITED ARAB EMIRATES194♥♣9+1-12
-1.6Round 21🇳🇱 NETHERLANDS83♣♦A-1-3
-1.9Round 2🇷🇺 RUSSIA143NT♦3+3-1
-1.9Round 9🇧🇬 BULGARIA104♥♦8+3-17
-2.0Round 2🇷🇺 RUSSIA183NT♠6+1+1
-2.0Round 6🇮🇹 ITALY145♥♦8+1-11
-2.1Round 9🇧🇬 BULGARIA12♥♣5-3-1
-2.2Round 2🇷🇺 RUSSIA244♥♣8=-8
-2.4Round 1🇭🇺 HUNGARY124♥♠Q-1-5
-2.4Round 6🇮🇹 ITALY223♣♦2-2-5
-2.5Round 7🇳🇿 NEW ZEALAND113♣♥Q=+5
-2.5Round 14🇺🇸 USA222♥♣A=+0
-2.5Round 20🇧🇷 BRAZIL143NT♠2+3-11
-2.6Round 7🇳🇿 NEW ZEALAND52♠♦A=-1
-2.6Round 22🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND153NT♦2+1-4
-2.8Round 12🇨🇳 CHINA223NT♣3+3-3
-3.1Round 14🇺🇸 USA136♠x♦3+1+8
-3.2Round 20🇧🇷 BRAZIL233NT♣6+1+0
-3.4Round 9🇧🇬 BULGARIA63NT♦6+2+0
-3.6Round 20🇧🇷 BRAZIL154♠♦A=-10
-3.7Round 11🇩🇪 GERMANY15♦x♠A-3+10
-3.8Round 6🇮🇹 ITALY233NT♥6+3-16
-3.8Round 12🇨🇳 CHINA213NT♥J+1+0
-4.0Round 13🇩🇰 DENMARK53♥♦Q+1-10
-4.2Round 2🇷🇺 RUSSIA133♥♣A+1+1
-4.3Round 21🇳🇱 NETHERLANDS24♥♣2+2-13
-4.5Round 21🇳🇱 NETHERLANDS14♥♠A=-8
-4.5Round 21🇳🇱 NETHERLANDS125♥x♦10-1+0
-4.6Round 11🇩🇪 GERMANY55♣♦2=+11
-4.6Round 12🇨🇳 CHINA174♠♦10-2-11
-4.6Round 18🇦🇪 UNITED ARAB EMIRATES173NT♠5+2+11
-5.0Round 16🇦🇺 AUSTRALIA193♠♣A-1-5
-6.1Round 20🇧🇷 BRAZIL224♠♣J=+1
-6.2Round 9🇧🇬 BULGARIA93NT♥4-1-10
-6.8Round 3🇹🇷 TURKEY26♠♦Q=+0
-7.1Round 16🇦🇺 AUSTRALIA186♠♥5-1-17
-7.2Round 16🇦🇺 AUSTRALIA215♠♥J+1-9
-7.2Round 19🇮🇳 INDIA14♥x♦K+1-6
-7.5Round 20🇧🇷 BRAZIL213♦x♥9-2+8
-7.9Round 19🇮🇳 INDIA34♥♦3=-11
-8.0Round 9🇧🇬 BULGARIA76♣♠6+1+13
-8.0Round 21🇳🇱 NETHERLANDS104♥♥J-1-6
-8.1Round 6🇮🇹 ITALY196♠♣8-2-11
-8.1Round 13🇩🇰 DENMARK84♥♦7-1-10
-8.3Round 21🇳🇱 NETHERLANDS96♥♠10-1-14
-8.8Round 12🇨🇳 CHINA183NT♣2+1-7
-8.9Round 9🇧🇬 BULGARIA33NT♥3+1-4
-8.9Round 21🇳🇱 NETHERLANDS66♠♠3-1-11
-10.7Round 3🇹🇷 TURKEY64♥♣K=-10
-10.9Round 19🇮🇳 INDIA44♠♦2=-10
-11.0Round 13🇩🇰 DENMARK46♦♠K=-7
-11.0Round 14🇺🇸 USA246♦♣2-1-11
-12.0Round 21🇳🇱 NETHERLANDS45♠♥K-1-13
-12.4Round 6🇮🇹 ITALY216♠♦6-3-14
-14.0Round 20🇧🇷 BRAZIL136♦♥A-3-14