🇺🇸 XIAO Eric · USA1

15rank
+102.8Butler · 156 bds
+0.66per board
±4.2swing
+1.22vs par /bd · #5/108
+0.75adjusted /bd
Butler per round: 21.1 12.3 -2.6 13.7 -14.5 19.9 31 14.2 8 -17.1 18.1 -8.3 7by round

vs par split: bidding +0.43 · play +0.79

Strength of schedule: opponents averaged +0.09/bd (a tough draw) → opponent-adjusted +0.75/bd

Card play — on target: opening leads 80.0% #46 of 108 · declarer play 86.3% #9 of 108 · defence 85.7% #20 of 108

Bidding activity — not a pass: 46.4% #11 of 108 (191/412)

Card play by contract type — on target
vs NTvs a suit
Opening leads76.9% (13)81.5% (27)
Declarer play88.9% (18)84.8% (33)
Defence84.6% (26)86.4% (44)

Opening leads by suit led: ♠ 75.0% (12) · ♥ 80.0% (10) · ♦ 71.4% (7) · ♣ 90.9% (11)

vs par by strain: NT +1.65 (54) · a suit +0.99 (101)

vs par by level: part-score +2.02 (61) · game +0.93 (89) · slam -3.40 (5)

By role: declaring +0.63/bd (-0.79 vs par · 85) · defending +0.69/bd (+3.66 vs par · 70)

By vulnerability: vulnerable +0.97/bd (+1.04 vs par · 83) · not vulnerable +0.30/bd (+1.44 vs par · 73)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.XiaoJ.Boge – A.SilversteinClosed12+21.1+1.76-0.25
Round 2J.XiaoM.Larsen – P.HammelevOpen12+12.3+1.03+0.25
Round 3J.XiaoB.Biborka – M.Juhasz-MolnarClosed12-2.6-0.22-2.17
Round 5J.XiaoZ.Sueur – S.GallardClosed12+13.7+1.14+1.92
Round 7J.XiaoA.Pedmanson – J.VahkClosed12-14.5-1.21-0.17
Round 8J.XiaoZ.Lai – D.ChenOpen12+19.9+1.66+3.83
Round 10J.XiaoS.Grabala – J.LuczeczkoOpen12+31.0+2.58+5.33
Round 12J.XiaoC.Ben Guigui – K.SkourtsidisClosed12+14.2+1.18+3.25
Round 13J.XiaoS.Chen – Z.YuanClosed12+8.0+0.67+1.75
Round 14J.XiaoC.Saisith – S.SaengtuenOpen12-17.1-1.43-1.17
Round 16J.XiaoP.Ter Maat – L.HakvoortClosed12+18.1+1.51+0.25
Round 18J.XiaoE.Gisin – Y.ShorOpen12-8.3-0.69+1.33
Round 19J.XiaoA.Birdsall – M.BlicharzOpen12+7.0+0.58+1.75

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
+11.0Round 12🇬🇷 GREECE185♠x♣T-3+9
+10.9Round 10🇵🇱 POLAND233NT♠5-2+13
+10.6Round 10🇵🇱 POLAND164♥♥3=+13
+9.5Round 16🇳🇱 NETHERLANDS184♠♥2+1+8
+9.3Round 2🇩🇰 DENMARK213♥x♣A=+12
+9.3Round 10🇵🇱 POLAND213NTx♦3-2+9
+9.2Round 13🇨🇳 CHINA22♠x♦A-2+3
+8.9Round 7🇪🇪 ESTONIA93♣x♠K=+11
+8.8Round 3🇭🇺 HUNGARY54♠♣T=+10
+8.7Round 1🇺🇸 USA2124♠♥T=+0
+7.0Round 3🇭🇺 HUNGARY104♥♣J=+0
+6.8Round 8🇹🇼 CHINESE TAIPEI152♠♣A+3+10
+6.3Round 1🇺🇸 USA253NT♣2+1+1
+6.3Round 10🇵🇱 POLAND183NT♠2-3+10
+6.3Round 13🇨🇳 CHINA103NT♣4=+0
+6.0Round 12🇬🇷 GREECE232♦x♣K-1+7
+5.8Round 3🇭🇺 HUNGARY74♠♣A-1+6
+5.8Round 13🇨🇳 CHINA33NT♠7-1+10
+5.8Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND74♠x♣6-1+2
+5.5Round 2🇩🇰 DENMARK203♥♣J+1+7
+5.4Round 16🇳🇱 NETHERLANDS194♠♦Q=-1
+5.3Round 5🇫🇷 FRANCE32♥♣A-5+4
+4.9Round 3🇭🇺 HUNGARY22♠♥A+1+2
+4.8Round 14🇹🇭 THAILAND194♥♠A=+7
+4.5Round 8🇹🇼 CHINESE TAIPEI243NT♥A-1+10
+4.4Round 14🇹🇭 THAILAND164♥x♣5-3+14
+4.3Round 2🇩🇰 DENMARK192NT♠A-1+5
+4.3Round 5🇫🇷 FRANCE113NT♣Q=-1
+4.2Round 1🇺🇸 USA283♣♥5+1+1
+4.2Round 16🇳🇱 NETHERLANDS153♣♠A-1+5
+4.2Round 16🇳🇱 NETHERLANDS236♥♠9+1-13
+4.2Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND104NT♥7-1+13
+3.9Round 1🇺🇸 USA244♠♣A+1+0
+3.9Round 7🇪🇪 ESTONIA13♥♠K-2+9
+3.8Round 8🇹🇼 CHINESE TAIPEI193NT♠2+3+14
+3.8Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND23♦♥5-1+4
+3.7Round 5🇫🇷 FRANCE81NT♦A+1+5
+3.3Round 3🇭🇺 HUNGARY62♥♣7+1+0
+3.3Round 12🇬🇷 GREECE254♥♣8=+10
+3.2Round 8🇹🇼 CHINESE TAIPEI162♠♦5+1+1
+3.1Round 12🇬🇷 GREECE214♠♣A=-1
+3.1Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND44♥♣J+1+0
+3.0Round 18🇮🇱 ISRAEL181NT♠4=+6
+2.9Round 5🇫🇷 FRANCE64♥x♠6-1+6
+2.8Round 7🇪🇪 ESTONIA103♦♣7-1+5
+2.8Round 18🇮🇱 ISRAEL203NT♥3+2+0
+2.7Round 1🇺🇸 USA271NT♠9=+5
+2.7Round 5🇫🇷 FRANCE42♠♥A+2+1
+2.7Round 12🇬🇷 GREECE166NT♦7+1+11
+2.4Round 2🇩🇰 DENMARK154♠♥3+2+17
+2.2Round 16🇳🇱 NETHERLANDS253♣♦A+1+0
+2.1Round 3🇭🇺 HUNGARY14♣♥4-3+2
+2.1Round 5🇫🇷 FRANCE53NT♥2+1+0
+2.1Round 18🇮🇱 ISRAEL162♠♥8=+0
+2.1Round 18🇮🇱 ISRAEL254♥♠K+2+1
+1.9Round 5🇫🇷 FRANCE71NT♦A-1-1
+1.9Round 8🇹🇼 CHINESE TAIPEI232♠♦T=+6
+1.6Round 1🇺🇸 USA224♥♦K+2-12
+1.6Round 5🇫🇷 FRANCE94♥♦8-1+6
+1.6Round 8🇹🇼 CHINESE TAIPEI261NT♥J+2-10
+1.5Round 7🇪🇪 ESTONIA42NT♣3-1+5
+1.5Round 10🇵🇱 POLAND152♥♦7+1+0
+1.4Round 13🇨🇳 CHINA62♦♥K=+1
+1.3Round 10🇵🇱 POLAND204♥♠K-1+9
+1.3Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND92♠♣8=+0
+1.2Round 8🇹🇼 CHINESE TAIPEI183NT♣T-3+4
+1.1Round 1🇺🇸 USA2105♦♠Q-1+6
+1.1Round 2🇩🇰 DENMARK17Pass+2
+1.1Round 2🇩🇰 DENMARK183NT♥3+2-10
+1.1Round 14🇹🇭 THAILAND243♦♠3-1-2
+0.9Round 16🇳🇱 NETHERLANDS203NT♦9+3+1
+0.8Round 13🇨🇳 CHINA84♠♦K+1+11
+0.8Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND114♠♠T-1+5
+0.7Round 7🇪🇪 ESTONIA63♣♠7-2+9
+0.7Round 12🇬🇷 GREECE241NT♥5=-1
+0.7Round 13🇨🇳 CHINA13NT♥Q-1+1
+0.7Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND32♦♦4+1+1
+0.6Round 8🇹🇼 CHINESE TAIPEI174♥♣5+1+0
+0.6Round 8🇹🇼 CHINESE TAIPEI202NT♥5-2+8
+0.5Round 8🇹🇼 CHINESE TAIPEI221NT♥6=-1
+0.5Round 12🇬🇷 GREECE204♥♠A+1+0
+0.5Round 12🇬🇷 GREECE262♥♦8-1+11
+0.5Round 18🇮🇱 ISRAEL152♥♦K+2+8
+0.4Round 16🇳🇱 NETHERLANDS171NT♥6-2+7
+0.4Round 16🇳🇱 NETHERLANDS243NT♠3+1+0
+0.3Round 10🇵🇱 POLAND262♥♣6-1+0
+0.1Round 2🇩🇰 DENMARK253NT♠7+1+10
+0.1Round 14🇹🇭 THAILAND213NT♥9+2+0
+0.1Round 16🇳🇱 NETHERLANDS165♦♣4=-1
+0.0Round 3🇭🇺 HUNGARY83NT♦J=+1
+0.0Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND62♥♠A+1+10
-0.1Round 1🇺🇸 USA261NT♠3+2-6
-0.1Round 2🇩🇰 DENMARK234♥♣K+2-13
-0.2Round 10🇵🇱 POLAND192♠♥2+1+0
-0.3Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND84♥♠2=-7
-0.5Round 2🇩🇰 DENMARK243NT♥5+2+0
-0.5Round 16🇳🇱 NETHERLANDS214♠♥K+2-1
-0.6Round 12🇬🇷 GREECE223♣♠A-1+8
-0.8Round 10🇵🇱 POLAND253NT♣J+2-1
-0.8Round 14🇹🇭 THAILAND263NT♠5=-1
-0.9Round 1🇺🇸 USA214♠♣A+1+0
-0.9Round 18🇮🇱 ISRAEL173NT♣8+2+0
-1.0Round 5🇫🇷 FRANCE13NT♠5+1-1
-1.0Round 13🇨🇳 CHINA123♥♣6-1+6
-1.1Round 2🇩🇰 DENMARK264♥♦A+1+4
-1.1Round 18🇮🇱 ISRAEL243♥♣3=+7
-1.3Round 2🇩🇰 DENMARK163NT♥Q+3-16
-1.3Round 3🇭🇺 HUNGARY91NT♥T-2+1
-1.3Round 8🇹🇼 CHINESE TAIPEI253♠♣3=+7
-1.4Round 1🇺🇸 USA2112♠♦K+1-1
-1.5Round 7🇪🇪 ESTONIA113NT♥A-2+1
-1.5Round 13🇨🇳 CHINA96NT♣J+1+11
-1.6Round 14🇹🇭 THAILAND154♠♣8+1+0
-1.6Round 18🇮🇱 ISRAEL193♠♥J-1-6
-1.7Round 1🇺🇸 USA295♠♦J+1-9
-1.7Round 5🇫🇷 FRANCE23NT♣8-2-6
-1.9Round 10🇵🇱 POLAND222♥♦4-1+0
-1.9Round 12🇬🇷 GREECE174♠♦5=+0
-1.9Round 13🇨🇳 CHINA43NT♦J+3-1
-1.9Round 18🇮🇱 ISRAEL221NT♦9=-1
-2.0Round 10🇵🇱 POLAND244♠♥A+2+11
-2.1Round 14🇹🇭 THAILAND223♦♣4+2+1
-2.7Round 12🇬🇷 GREECE193♠♣K-1-6
-2.8Round 7🇪🇪 ESTONIA122♥♠7+1-7
-2.9Round 14🇹🇭 THAILAND254♠♥5+3-14
-3.1Round 7🇪🇪 ESTONIA73♣♥5-1-12
-3.2Round 14🇹🇭 THAILAND172♣♦5-4-2
-3.3Round 1🇺🇸 USA233NT♦4+2+12
-3.3Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND124♠♦T+1+0
-3.5Round 8🇹🇼 CHINESE TAIPEI214♠♣A=-3
-3.5Round 18🇮🇱 ISRAEL233NT♦6=+1
-3.6Round 5🇫🇷 FRANCE123♥♠A-1+2
-3.6Round 18🇮🇱 ISRAEL264♥♠5+1-1
-3.8Round 13🇨🇳 CHINA73♠♦2-1-6
-3.9Round 13🇨🇳 CHINA113NT♠2-1-10
-4.1Round 13🇨🇳 CHINA54♠♥A-2-5
-4.2Round 14🇹🇭 THAILAND183NT♥3+2-1
-4.3Round 10🇵🇱 POLAND173NT♥2+1+0
-4.3Round 16🇳🇱 NETHERLANDS263NT♠3=+1
-4.4Round 16🇳🇱 NETHERLANDS223♣♦K-4-3
-4.5Round 5🇫🇷 FRANCE104♥♣Q-3+8
-4.5Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53NT♥5-1-6
-4.6Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♠♥Q+2-1
-4.9Round 3🇭🇺 HUNGARY44♥♠A-2-7
-5.1Round 14🇹🇭 THAILAND204♥♠T+2-1
-5.5Round 7🇪🇪 ESTONIA24♥♥3=+0
-6.2Round 18🇮🇱 ISRAEL213NT♦K=+1
-6.3Round 7🇪🇪 ESTONIA34♠♥A=-8
-6.5Round 7🇪🇪 ESTONIA84♠♥5-1-4
-6.6Round 7🇪🇪 ESTONIA54♥♠3=-11
-7.2Round 3🇭🇺 HUNGARY124♠♦T-1-16
-7.6Round 14🇹🇭 THAILAND234♦♠6+2-15
-8.4Round 12🇬🇷 GREECE154♠x♥J-2-9
-8.5Round 2🇩🇰 DENMARK226♥♠T-1-15
-9.4Round 3🇭🇺 HUNGARY36♠♦A-2-11
-11.7Round 3🇭🇺 HUNGARY114NT♥6-1-14