🇺🇸 XIAO Brent · USA2

38rank
+77.5Butler · 240 bds
+0.32per board
±4.7swing
+0.73vs par /bd · #21/134
+0.28adjusted /bd
Butler per round: -20.9 -26.1 19.2 -9.9 28.4 10.7 15.5 18.7 40.6 -10.4 -18.7 -0.7 -35.1 31.8 2.2 11.9 -11.6 -3.9 16.9 18.9by round

vs par split: bidding +0.56 · play +0.17

Strength of schedule: opponents averaged -0.04/bd (an average draw) → opponent-adjusted +0.28/bd

Card play — on target: opening leads 74.1% #117 of 134 · declarer play 70.5% #105 of 134 · defence 87.4% #26 of 134

Bidding activity — not a pass: 42.9% #74 of 134 (300/700)

Card play by contract type — on target
vs NTvs a suit
Opening leads73.7% (19)74.3% (35)
Declarer play61.9% (21)75.0% (40)
Defence76.3% (38)93.2% (73)

Opening leads by suit led: ♠ 76.5% (17) · ♥ 81.8% (11) · ♦ 75.0% (12) · ♣ 64.3% (14)

vs par by strain: NT +1.31 (78) · a suit +0.46 (162)

vs par by level: part-score +0.90 (91) · game +1.17 (132) · slam -3.59 (17)

By role: declaring +0.07/bd (-1.69 vs par · 129) · defending +0.61/bd (+3.55 vs par · 111)

By vulnerability: vulnerable +0.09/bd (+0.28 vs par · 120) · not vulnerable +0.55/bd (+1.18 vs par · 120)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1R.JengF.Kolesnik – Z.GrossackOpen12-20.9-1.74+0.17
Round 2R.JengP.Skordas – F.KritsalisClosed12-26.1-2.18-1.42
Round 3R.JengB.Etchepareborda – F.GuerraClosed12+19.2+1.60+1.17
Round 4R.JengL.Vornkahl – S.JesseClosed12-9.9-0.83+0.83
Round 6R.JengT.Libman – S.Langdon-MacmillanOpen12+28.4+2.37+8.08
Round 7R.JengF.Chen – C.YangOpen12+10.7+0.89+2.17
Round 9A.LinO.Laufer – D.LiOpen12+15.5+1.29-0.92
Round 10R.JengW.Cheung – L.ChanClosed12+18.7+1.56+0.00
Round 11R.JengR.Lorde – P.NichollsOpen12+40.6+3.38+3.00
Round 12R.JengN.Khutorsky – A.ZeitakClosed12-10.4-0.87-0.67
Round 13R.JengH.Kuscu – T.SariClosed12-18.7-1.56-4.67
Round 14R.JengS.Van Oosten – S.ThorpeOpen12-0.7-0.06+0.00
Round 15R.JengJ.Bazyluk – T.KielbasaClosed12-35.1-2.93-2.00
Round 17A.LinZ.Li – Y.LiaoOpen12+31.8+2.65+1.83
Round 18R.JengA.Hutton – L.SandersonClosed12+2.2+0.18+1.42
Round 19R.JengM.Fragola – N.TabataOpen12+11.9+0.99+0.92
Round 20R.JengL.Lee – B.YangOpen12-11.6-0.97+0.58
Round 21R.JengR.Luhaorg – R.PiirisildOpen12-3.9-0.33-0.08
Round 22R.JengS.Clementsson – A.SandinOpen12+16.9+1.41+4.00
Round 23A.LinE.Evacic – I.BilusicOpen12+18.9+1.57+0.25

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
+12.9Round 6🇦🇺 AUSTRALIA193♦x♥K=+15
+12.0Round 2🇬🇷 GREECE233NT♣3-2+17
+11.0Round 3🇦🇷 ARGENTINA43♣♣3-2+13
+10.6Round 7🇹🇼 CHINESE TAIPEI104♠♠5=+10
+9.9Round 11🇧🇧 BARBADOS124♦♥3-1+10
+9.7Round 11🇧🇧 BARBADOS43NT♥5+1+0
+9.3Round 17🇨🇳 CHINA43NT♣8=+0
+9.1Round 4🇩🇪 GERMANY155♦x♥A=+10
+8.9Round 7🇹🇼 CHINESE TAIPEI43NT♥8-4+11
+8.8Round 2🇬🇷 GREECE193NT♠3=+11
+8.6Round 13🇹🇷 TURKIYE85♠♠A-1+11
+8.1Round 9🇨🇦 CANADA93NT♥5-3+10
+8.1Round 12🇮🇱 ISRAEL146♥♦Q=+0
+7.7Round 10🇭🇰 HONG KONG CHINA144♠♦Q=+3
+7.6Round 1🇺🇸 USA114♠x♣K=+12
+7.3Round 11🇧🇧 BARBADOS93NT♦3-1+12
+7.2Round 13🇹🇷 TURKIYE33NT♠5=+0
+7.2Round 17🇨🇳 CHINA73NT♥9-2+12
+6.7Round 6🇦🇺 AUSTRALIA242♠♦Q-4+7
+6.7Round 10🇭🇰 HONG KONG CHINA213NT♣5=-1
+6.7Round 23🇭🇷 CROATIA94♥♠Q+1+8
+6.3Round 19🇫🇷 FRANCE103NT♠2-2+8
+6.1Round 10🇭🇰 HONG KONG CHINA246♦♥A=-2
+6.0Round 11🇧🇧 BARBADOS14♥x♠A-2+9
+6.0Round 14🇳🇱 NETHERLANDS244♥♦4-1+10
+6.0Round 23🇭🇷 CROATIA115♣x♥Q-2+5
+5.9Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND156♦♥5=+7
+5.7Round 17🇨🇳 CHINA64♥♣2+1+0
+5.6Round 22🇸🇪 SWEDEN153♥♦2-1+12
+5.5Round 11🇧🇧 BARBADOS63NT♥2=+0
+5.5Round 23🇭🇷 CROATIA61♥x♥3=+7
+5.4Round 9🇨🇦 CANADA24♠♥2=+3
+5.4Round 17🇨🇳 CHINA14♠♥9-2+6
+5.3Round 22🇸🇪 SWEDEN243NT♥2-2+6
+5.2Round 3🇦🇷 ARGENTINA103NT♥2-1+12
+5.1Round 4🇩🇪 GERMANY233NT♠6=+3
+4.8Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND203NT♠J-2+8
+4.7Round 19🇫🇷 FRANCE34♥♦T+1+1
+4.5Round 6🇦🇺 AUSTRALIA204♠♣K+2+13
+4.4Round 12🇮🇱 ISRAEL134♣♦Q+2+18
+4.4Round 22🇸🇪 SWEDEN204♥♠3+1+10
+4.3Round 10🇭🇰 HONG KONG CHINA173♥♠A-4+2
+4.3Round 22🇸🇪 SWEDEN132♥♠K=+5
+4.1Round 1🇺🇸 USA1124♠♥7-2+5
+4.0Round 17🇨🇳 CHINA84♠♥Q=+0
+3.9Round 15🇵🇱 POLAND25♦♠A+1+10
+3.9Round 17🇨🇳 CHINA33NT♠K-1+12
+3.9Round 20🇸🇬 SINGAPORE191NT♥Q=+6
+3.8Round 10🇭🇰 HONG KONG CHINA185♥♠5=+4
+3.8Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND243NT♣2-2+6
+3.7Round 7🇹🇼 CHINESE TAIPEI66♠♦6-3+12
+3.7Round 19🇫🇷 FRANCE12♥♠K-3+7
+3.7Round 23🇭🇷 CROATIA46♠♦2=-13
+3.6Round 7🇹🇼 CHINESE TAIPEI95♥x♠K-2+5
+3.6Round 19🇫🇷 FRANCE74♠♦3-3-5
+3.5Round 1🇺🇸 USA172NT♣6-1+5
+3.5Round 9🇨🇦 CANADA122NT♠Q-3+6
+3.5Round 14🇳🇱 NETHERLANDS204NT♦4+1+13
+3.4Round 9🇨🇦 CANADA52NT♣5-3+6
+3.3Round 6🇦🇺 AUSTRALIA174♥♠K-3+6
+3.3Round 13🇹🇷 TURKIYE93♥♣A=+0
+3.3Round 19🇫🇷 FRANCE23NT♠7+1-1
+3.2Round 1🇺🇸 USA133♥♠5-2+3
+3.2Round 6🇦🇺 AUSTRALIA143♦♠J-1+4
+3.2Round 6🇦🇺 AUSTRALIA233NT♠6+3+2
+3.1Round 11🇧🇧 BARBADOS113♣♥Q+2-1
+3.1Round 14🇳🇱 NETHERLANDS182♠♣Q+1+0
+3.1Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND214♠♥T-1+5
+3.1Round 19🇫🇷 FRANCE123NT♥T-2+5
+3.0Round 21🇪🇪 ESTONIA41NT♠9-1+5
+3.0Round 21🇪🇪 ESTONIA84♠♥6=+0
+2.8Round 3🇦🇷 ARGENTINA83NT♠4=+7
+2.8Round 12🇮🇱 ISRAEL223NT♣Q+1+0
+2.7Round 3🇦🇷 ARGENTINA72♠♥K+1+0
+2.7Round 11🇧🇧 BARBADOS52♠♣A-2-1
+2.7Round 11🇧🇧 BARBADOS85♦x♣J-1+6
+2.7Round 23🇭🇷 CROATIA23♠♣A-2+1
+2.5Round 22🇸🇪 SWEDEN226♥♦T=+0
+2.4Round 3🇦🇷 ARGENTINA114♠♦3+1-8
+2.4Round 4🇩🇪 GERMANY193NT♥6=+0
+2.4Round 9🇨🇦 CANADA31NT♣3=+0
+2.4Round 20🇸🇬 SINGAPORE223NT♥5-1-2
+2.3Round 7🇹🇼 CHINESE TAIPEI13NT♠T+3+1
+2.2Round 2🇬🇷 GREECE244♠♣A-1+4
+2.2Round 4🇩🇪 GERMANY182♠♥Q+1+6
+2.0Round 6🇦🇺 AUSTRALIA132♠♥6-1+0
+2.0Round 23🇭🇷 CROATIA121NT♠7=+5
+1.8Round 21🇪🇪 ESTONIA13NT♥3+2+2
+1.7Round 3🇦🇷 ARGENTINA125♦x♥A-1-6
+1.7Round 14🇳🇱 NETHERLANDS193♣♠J=+0
+1.7Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND163♠♣T-1+6
+1.7Round 19🇫🇷 FRANCE43NT♠2+3+2
+1.7Round 19🇫🇷 FRANCE62♠♥Q=+0
+1.7Round 20🇸🇬 SINGAPORE173♠♦K-2+0
+1.6Round 21🇪🇪 ESTONIA53NT♣5+2+2
+1.5Round 6🇦🇺 AUSTRALIA164♠x♣A-1+9
+1.5Round 14🇳🇱 NETHERLANDS214♣♠3-1+6
+1.4Round 9🇨🇦 CANADA45♥♠A+1+5
+1.4Round 10🇭🇰 HONG KONG CHINA222♠♥A+2+1
+1.4Round 17🇨🇳 CHINA124♠♣7=+0
+1.3Round 13🇹🇷 TURKIYE21NT♠5+1-1
+1.3Round 21🇪🇪 ESTONIA123NT♠5+1+0
+1.3Round 22🇸🇪 SWEDEN215♣♠9+1+13
+1.2Round 3🇦🇷 ARGENTINA13♣♦A+1+0
+1.0Round 7🇹🇼 CHINESE TAIPEI72♠♥T+2+1
+1.0Round 12🇮🇱 ISRAEL201NT♠9-2+2
+1.0Round 20🇸🇬 SINGAPORE201♠♦K=+5
+0.9Round 9🇨🇦 CANADA14♥♦T-1-4
+0.9Round 14🇳🇱 NETHERLANDS161NT♦2+2+2
+0.8Round 12🇮🇱 ISRAEL232♠♣K+1+0
+0.8Round 20🇸🇬 SINGAPORE181NT♠7+1+0
+0.7Round 4🇩🇪 GERMANY223NT♥K+1-1
+0.7Round 9🇨🇦 CANADA85♦x♣A-3-10
+0.7Round 15🇵🇱 POLAND42♠♦2+2+10
+0.7Round 20🇸🇬 SINGAPORE143♦♣A=+0
+0.6Round 10🇭🇰 HONG KONG CHINA153NT♥9+2+0
+0.6Round 10🇭🇰 HONG KONG CHINA162♥♥7=+0
+0.6Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND172♥♣A-3+6
+0.6Round 19🇫🇷 FRANCE82♠♦2=+5
+0.6Round 22🇸🇪 SWEDEN174♥♠5-1+10
+0.4Round 3🇦🇷 ARGENTINA92♦♣K=+2
+0.3Round 4🇩🇪 GERMANY132♠♦6+1+0
+0.3Round 17🇨🇳 CHINA53NT♠4=-2
+0.3Round 21🇪🇪 ESTONIA22♠♣T+2+6
+0.1Round 6🇦🇺 AUSTRALIA181NT♣K+1+6
+0.1Round 11🇧🇧 BARBADOS103NT♠8+1+1
+0.1Round 20🇸🇬 SINGAPORE134♠♦A+2+13
+0.0Round 6🇦🇺 AUSTRALIA214♥♠K+1+11
-0.2Round 2🇬🇷 GREECE143♦♥J+1+5
-0.2Round 21🇪🇪 ESTONIA94♥♠Q-1+2
-0.2Round 22🇸🇪 SWEDEN193NT♣7=+1
-0.3Round 7🇹🇼 CHINESE TAIPEI114♥♣Q+2+11
-0.3Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND193♦♣6=+0
-0.5Round 1🇺🇸 USA1113NT♣T+2+11
-0.5Round 3🇦🇷 ARGENTINA31NT♠7-1-3
-0.5Round 14🇳🇱 NETHERLANDS144♠♣K-2-9
-0.5Round 23🇭🇷 CROATIA14♠♦K+1+0
-0.6Round 7🇹🇼 CHINESE TAIPEI32♣♥K+1+0
-0.6Round 7🇹🇼 CHINESE TAIPEI81NT♠3+1+0
-0.6Round 17🇨🇳 CHINA24♥♠K+1+0
-0.6Round 23🇭🇷 CROATIA32♠♣A=-6
-0.8Round 11🇧🇧 BARBADOS33♠♣5=+0
-0.8Round 20🇸🇬 SINGAPORE233♠♦6=+0
-0.9Round 10🇭🇰 HONG KONG CHINA231NT♥4+2-1
-0.9Round 15🇵🇱 POLAND114♠♦Q-1-10
-0.9Round 19🇫🇷 FRANCE94♠x♠T-2-9
-0.9Round 21🇪🇪 ESTONIA32NT♣4=-1
-0.9Round 22🇸🇪 SWEDEN184♠♥6=+0
-1.0Round 3🇦🇷 ARGENTINA24♥♠2=+1
-1.0Round 3🇦🇷 ARGENTINA63♣♠2+1+0
-1.0Round 14🇳🇱 NETHERLANDS134♠♠5+2-3
-1.0Round 14🇳🇱 NETHERLANDS223NT♣6-3-9
-1.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND144♥♠K+1+0
-1.2Round 9🇨🇦 CANADA114♠♦Q=+0
-1.2Round 10🇭🇰 HONG KONG CHINA204♥♦4+1+0
-1.2Round 17🇨🇳 CHINA102♥♥5-1-1
-1.3Round 15🇵🇱 POLAND93NT♠T+2-16
-1.3Round 17🇨🇳 CHINA112♥♣3-1+2
-1.4Round 15🇵🇱 POLAND13NT♠6+1-1
-1.4Round 23🇭🇷 CROATIA73♣♣5=-10
-1.5Round 1🇺🇸 USA184♠♥J=+0
-1.5Round 13🇹🇷 TURKIYE12♠♥A+1-10
-1.5Round 13🇹🇷 TURKIYE43NT♥J+1+0
-1.5Round 15🇵🇱 POLAND63♦♦9+2+7
-1.5Round 23🇭🇷 CROATIA81NT♣3+1+1
-1.6Round 7🇹🇼 CHINESE TAIPEI123♣♥K-1-5
-1.6Round 23🇭🇷 CROATIA52♠♣2-1+5
-1.7Round 9🇨🇦 CANADA66♠♠4=-11
-1.7Round 11🇧🇧 BARBADOS74♥♦A=+0
-1.7Round 22🇸🇪 SWEDEN236♥♣3=+0
-1.8Round 6🇦🇺 AUSTRALIA223NT♦J+3+13
-1.8Round 12🇮🇱 ISRAEL195♦x♠T-2-5
-2.0Round 21🇪🇪 ESTONIA65♥♣7=+0
-2.1Round 13🇹🇷 TURKIYE123♥♣A-1-4
-2.1Round 14🇳🇱 NETHERLANDS154♣♦K+1+8
-2.1Round 22🇸🇪 SWEDEN144♥x♦A-1-5
-2.1Round 23🇭🇷 CROATIA104♠♦J+1+0
-2.2Round 22🇸🇪 SWEDEN162♠♣2+2-4
-2.3Round 4🇩🇪 GERMANY144♠♣K-3-1
-2.3Round 17🇨🇳 CHINA93NT♠3-3-7
-2.3Round 21🇪🇪 ESTONIA102♠♥5-1-5
-2.4Round 13🇹🇷 TURKIYE101NT♥2+2-1
-2.5Round 14🇳🇱 NETHERLANDS174♦x♥A-1-5
-2.6Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND225♠x♣T-1+0
-2.7Round 4🇩🇪 GERMANY214♠♥2+2+9
-2.7Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND134♠♣6+2-13
-2.8Round 2🇬🇷 GREECE163NT♠2+3-1
-2.8Round 4🇩🇪 GERMANY242♠♥6+1-6
-2.8Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND185♣♠Q=+0
-3.0Round 4🇩🇪 GERMANY163NT♦7-1+3
-3.1Round 2🇬🇷 GREECE224♠♦A+1+0
-3.2Round 1🇺🇸 USA146♠x♥K-4+0
-3.3Round 15🇵🇱 POLAND84♠♦Q=+0
-3.4Round 9🇨🇦 CANADA102NT♣6=-10
-3.5Round 12🇮🇱 ISRAEL243♠♥6-1-4
-3.6Round 13🇹🇷 TURKIYE74♠♥T-1-12
-3.6Round 21🇪🇪 ESTONIA113NT♠J-1-10
-3.7Round 1🇺🇸 USA151NT♦5-1-5
-3.9Round 11🇧🇧 BARBADOS25♠♦6+2+0
-3.9Round 12🇮🇱 ISRAEL162♣♣T=-1
-4.0Round 9🇨🇦 CANADA73NT♥3-1-6
-4.0Round 12🇮🇱 ISRAEL154♥♠K-2-8
-4.0Round 20🇸🇬 SINGAPORE153♠♠5+1-2
-4.2Round 12🇮🇱 ISRAEL183NT♠J+3-2
-4.2Round 15🇵🇱 POLAND56♦♥3-2-11
-4.3Round 12🇮🇱 ISRAEL214♦♠T-2-7
-4.4Round 10🇭🇰 HONG KONG CHINA132♥♠2+1-1
-4.5Round 2🇬🇷 GREECE153♥♦A-3-4
-4.5Round 20🇸🇬 SINGAPORE244♣♠A+1-7
-4.6Round 15🇵🇱 POLAND74♠♥A=+5
-4.8Round 1🇺🇸 USA123♠♠3=-7
-4.8Round 15🇵🇱 POLAND103NT♦3+1+0
-4.8Round 15🇵🇱 POLAND123NT♠7+2-4
-4.9Round 1🇺🇸 USA192♠♣T-1-10
-4.9Round 2🇬🇷 GREECE215♥♣8+1-12
-5.4Round 20🇸🇬 SINGAPORE213NT♦Q=+0
-5.7Round 3🇦🇷 ARGENTINA54♥x♠A-2-4
-5.7Round 4🇩🇪 GERMANY176NT♦5=+0
-5.8Round 12🇮🇱 ISRAEL173NT♦4+2-1
-5.9Round 21🇪🇪 ESTONIA72♠♣3-2-2
-6.0Round 10🇭🇰 HONG KONG CHINA194♥♣7+2-5
-6.2Round 2🇬🇷 GREECE131NT♠6+3-9
-6.3Round 7🇹🇼 CHINESE TAIPEI24♠♥T-2-8
-6.5Round 2🇬🇷 GREECE203♥♠7=-7
-6.5Round 13🇹🇷 TURKIYE55♥♦3-1-10
-7.2Round 6🇦🇺 AUSTRALIA156♠♦6=+11
-7.5Round 13🇹🇷 TURKIYE113NT♥J-4-12
-7.5Round 20🇸🇬 SINGAPORE161NT♥T-4-6
-7.9Round 19🇫🇷 FRANCE115♠♥A=+11
-8.0Round 19🇫🇷 FRANCE55♠♣J-2-13
-8.3Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND233NT♥6-2-8
-9.4Round 1🇺🇸 USA1105♠♦3-1-12
-9.5Round 2🇬🇷 GREECE176♥♣8-1-11
-10.0Round 7🇹🇼 CHINESE TAIPEI53NT♥T-2-12
-10.3Round 14🇳🇱 NETHERLANDS236♣♦A-2-13
-11.3Round 1🇺🇸 USA166♠♠T=+0
-11.4Round 2🇬🇷 GREECE184♠x♠8=-10
-12.9Round 15🇵🇱 POLAND35♣x♠T-4-14
-13.2Round 4🇩🇪 GERMANY206♠♦4-2-13
-14.0Round 13🇹🇷 TURKIYE67♥♥2-1-17