🇨🇳 SUN Ming · CHINA

45rank
+44.7Butler · 224 bds
+0.20per board
±4.2swing
+0.04vs par /bd · #63/127
+0.22adjusted /bd
Butler per round: -27 39.3 -5.4 -22.2 2.7 -3.5 13.8 -7.2 41.5 -17.8 32.4 -13.3 5.3 6.1by round

vs par split: bidding +0.09 · play -0.05

Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted +0.22/bd

Card play — on target: opening leads 83.6% #46 of 127 · declarer play 72.6% #87 of 127 · defence 92.0% #3 of 127

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (18)91.9% (37)
Declarer play64.0% (25)78.4% (37)
Defence90.6% (32)92.6% (68)

Opening leads by suit led: ♠ 75.0% (12) · ♥ 85.7% (14) · ♦ 82.4% (17) · ♣ 91.7% (12)

vs par by strain: NT -0.11 (79) · a suit +0.12 (145)

vs par by level: part-score -0.28 (83) · game +0.15 (129) · slam +1.00 (12)

By role: declaring +0.22/bd (-1.80 vs par · 124) · defending +0.18/bd (+2.31 vs par · 100)

By vulnerability: vulnerable +0.46/bd (+0.19 vs par · 112) · not vulnerable -0.06/bd (-0.12 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2J.ZhouM.Becker – A.GravesOpen16-27.0-1.69-2.88
Round 3J.ZhouF.Mondor – F.MondorClosed16+39.3+2.46+1.19
Round 5J.ZhouA.Comella – S.SabbatiniOpen16-5.4-0.34+0.38
Round 6J.ZhouJ.Clerkin – D.ClerkinClosed16-22.2-1.39+0.25
Round 8J.ZhouD.Poddar – J.SolaniClosed16+2.7+0.17+0.50
Round 9J.ZhouP.Guillaumin – J.PalauOpen16-3.5-0.22+0.88
Round 11J.ZhouK.Ibrahim – M.MazharOpen16+13.8+0.86+1.12
Round 12J.ZhouJ.Ostberg – C.BjaringClosed16-7.2-0.45+0.81
Round 14J.ZhouA.Askalani – A.WahdanOpen16+41.5+2.59+2.06
Round 15J.ZhouJ.Gueglio – E.ScanavinoOpen16-17.8-1.11-2.69
Round 17J.ZhouK.Feichtinger – F.TerraneoClosed16+32.4+2.02+2.62
Round 18J.ZhouM.Ino – T.ImakuraOpen16-13.3-0.83-2.06
Round 20J.ZhouM.Ince – N.KoktenOpen16+5.3+0.33-1.50
Round 21J.ZhouA.Kowalski – J.RomanskiClosed16+6.1+0.38-0.19

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
+14.3Round 3🇬🇵 GUADELOUPE123NTx♥6-4+14
+12.7Round 11🇵🇰 PAKISTAN46♠♣4=+13
+11.9Round 21🇵🇱 POLAND167♥♣9=+0
+11.6Round 3🇬🇵 GUADELOUPE55♠♦5-2+13
+11.6Round 17🇦🇹 AUSTRIA115♦x♠5-3+14
+11.0Round 2🇺🇸 USA2177♥♣2=+0
+10.4Round 20🇹🇷 TURKEY324♠♦J=+10
+10.0Round 14🇪🇬 EGYPT315♥x♦9-2+12
+9.9Round 12🇸🇪 SWEDEN324♠♣K+1+11
+9.5Round 17🇦🇹 AUSTRIA106NT♥3=+0
+9.3Round 11🇵🇰 PAKISTAN93NT♣5=+3
+8.7Round 14🇪🇬 EGYPT213NT♥4-1+13
+7.9Round 3🇬🇵 GUADELOUPE143NT♠6-2+11
+7.9Round 15🇦🇷 ARGENTINA26♠♠2+1-11
+7.4Round 9🇫🇷 FRANCE94♠♥7=+11
+6.8Round 3🇬🇵 GUADELOUPE84♥♣4-4+12
+6.7Round 21🇵🇱 POLAND34♥♦3-1+10
+6.3Round 20🇹🇷 TURKEY306♥♦6=+0
+6.0Round 8🇮🇳 INDIA233NT♣3-4+7
+6.0Round 14🇪🇬 EGYPT263NT♥7-1+6
+5.8Round 14🇪🇬 EGYPT203NT♠2=+10
+5.0Round 8🇮🇳 INDIA273NT♥8=-1
+5.0Round 14🇪🇬 EGYPT185♥x♦A-2+8
+4.6Round 5🇮🇹 ITALY23NT♠2=+0
+4.6Round 20🇹🇷 TURKEY282♥♦J-1+5
+4.2Round 14🇪🇬 EGYPT244♥♣K=+7
+4.1Round 6🇺🇸 USA1243NT♦K=+0
+4.0Round 11🇵🇰 PAKISTAN14♥♦3-2+5
+4.0Round 17🇦🇹 AUSTRIA154♦♥5-1+12
+3.8Round 2🇺🇸 USA2212♠♣A+1+6
+3.8Round 9🇫🇷 FRANCE84♥♥5=+0
+3.8Round 17🇦🇹 AUSTRIA64♠x♣A-1+6
+3.7Round 11🇵🇰 PAKISTAN133NT♣4-1+12
+3.7Round 21🇵🇱 POLAND94♥♦4+1+1
+3.6Round 17🇦🇹 AUSTRIA13NT♦3-2+5
+3.5Round 11🇵🇰 PAKISTAN34♠♦K-1+5
+3.4Round 18🇯🇵 JAPAN173♥♣6=+1
+3.4Round 20🇹🇷 TURKEY243♣♦10+1+1
+3.2Round 14🇪🇬 EGYPT173♠♦10=-7
+3.2Round 17🇦🇹 AUSTRIA91NT♣3-1+4
+3.1Round 17🇦🇹 AUSTRIA123NT♠J-1+12
+3.0Round 8🇮🇳 INDIA201NT♠4=+5
+3.0Round 12🇸🇪 SWEDEN182♠♣3+2-1
+2.8Round 3🇬🇵 GUADELOUPE62♣♥Q+2-11
+2.8Round 8🇮🇳 INDIA222♣♣2=+6
+2.7Round 8🇮🇳 INDIA243NT♥2+1+10
+2.7Round 9🇫🇷 FRANCE141NT♣K-1+4
+2.6Round 3🇬🇵 GUADELOUPE13♥♠5-2-1
+2.5Round 2🇺🇸 USA2221NT♠2=+5
+2.4Round 17🇦🇹 AUSTRIA41♥♥Q=+5
+2.3Round 14🇪🇬 EGYPT222♣♣4+1-9
+2.3Round 15🇦🇷 ARGENTINA35♣♠6-2-2
+2.2Round 11🇵🇰 PAKISTAN162♥♠5+1+1
+2.2Round 18🇯🇵 JAPAN222NT♣5=+7
+2.1Round 2🇺🇸 USA2264NT♥6+1-13
+2.1Round 15🇦🇷 ARGENTINA151NT♣2+1+0
+2.1Round 20🇹🇷 TURKEY276♥♠6=+0
+2.0Round 3🇬🇵 GUADELOUPE136NT♣9+1+1
+2.0Round 5🇮🇹 ITALY151NT♣K+1+1
+2.0Round 12🇸🇪 SWEDEN294♥♥8+1+1
+2.0Round 14🇪🇬 EGYPT321NT♣2+1+5
+1.7Round 5🇮🇹 ITALY85♥x♠4-2+0
+1.7Round 6🇺🇸 USA1203♥♦K-1+0
+1.6Round 3🇬🇵 GUADELOUPE102♠♥3-1-9
+1.6Round 20🇹🇷 TURKEY263NT♥6=-1
+1.6Round 21🇵🇱 POLAND83♠♣Q=+1
+1.4Round 2🇺🇸 USA2303NT♣4+2+1
+1.4Round 5🇮🇹 ITALY11NT♥4-1-2
+1.3Round 12🇸🇪 SWEDEN234♠♣2+2+13
+1.2Round 17🇦🇹 AUSTRIA22♠♦K-1+3
+1.2Round 18🇯🇵 JAPAN204♥♦A+2+1
+1.2Round 18🇯🇵 JAPAN264♥♣10-1-1
+1.2Round 20🇹🇷 TURKEY211NT♦10=+5
+1.2Round 21🇵🇱 POLAND14♥♦8-1-2
+1.2Round 21🇵🇱 POLAND133NT♣6+1+0
+1.1Round 14🇪🇬 EGYPT293♠♦J-1-1
+1.0Round 6🇺🇸 USA1254♥♦J-1+4
+1.0Round 11🇵🇰 PAKISTAN143♥♠9=+0
+1.0Round 15🇦🇷 ARGENTINA132♥♠6=+0
+1.0Round 21🇵🇱 POLAND63♦♥9-1+1
+0.9Round 15🇦🇷 ARGENTINA65♦♥4+2+14
+0.8Round 5🇮🇹 ITALY95♣♦Q=+11
+0.8Round 8🇮🇳 INDIA181NT♣3-2+0
+0.8Round 15🇦🇷 ARGENTINA84♠♥3=+0
+0.8Round 18🇯🇵 JAPAN192♠♦K+1+7
+0.7Round 5🇮🇹 ITALY133♠♣A-1-9
+0.7Round 8🇮🇳 INDIA292♠♥A-1+0
+0.7Round 17🇦🇹 AUSTRIA164♠x♥Q-2-5
+0.6Round 6🇺🇸 USA1175♦♦3-2+0
+0.6Round 6🇺🇸 USA1263NT♦6+2+0
+0.6Round 9🇫🇷 FRANCE101NT♥7=-2
+0.6Round 14🇪🇬 EGYPT273NT♠7-2+6
+0.6Round 21🇵🇱 POLAND114♠♣A=+0
+0.5Round 11🇵🇰 PAKISTAN53NT♦4=+0
+0.5Round 11🇵🇰 PAKISTAN103NT♠10+2-12
+0.5Round 11🇵🇰 PAKISTAN152♥♣J+1+0
+0.5Round 21🇵🇱 POLAND54♠♥7+1+0
+0.3Round 8🇮🇳 INDIA212♦♦2+3-7
+0.3Round 8🇮🇳 INDIA254♠♥K=+0
+0.3Round 9🇫🇷 FRANCE135♦♣10+1+13
+0.3Round 20🇹🇷 TURKEY232♠♠7=-10
+0.2Round 9🇫🇷 FRANCE72♠♦5=+0
+0.2Round 9🇫🇷 FRANCE123NT♠5+1-1
+0.2Round 12🇸🇪 SWEDEN172♥♦5-2+1
+0.2Round 15🇦🇷 ARGENTINA44♠♥3+1+0
+0.2Round 15🇦🇷 ARGENTINA162♥♦2+2-10
+0.1Round 3🇬🇵 GUADELOUPE43NT♦2=+1
+0.1Round 5🇮🇹 ITALY124♠♥Q+1+1
+0.1Round 12🇸🇪 SWEDEN304♠♥2+1+1
+0.1Round 18🇯🇵 JAPAN185♣♦K=-1
-0.0Round 3🇬🇵 GUADELOUPE24♠♣6=+0
-0.0Round 3🇬🇵 GUADELOUPE93NT♠8+1+0
-0.0Round 5🇮🇹 ITALY161NT♥9=+1
-0.0Round 14🇪🇬 EGYPT192♣x♠7-2-1
+0.0Round 17🇦🇹 AUSTRIA34♠♣10-1-2
-0.0Round 21🇵🇱 POLAND44♥♠A+1+0
-0.1Round 5🇮🇹 ITALY42♦♠3=+1
-0.1Round 6🇺🇸 USA1194♥♣K+1+11
-0.1Round 14🇪🇬 EGYPT233NT♣9+1-13
-0.2Round 20🇹🇷 TURKEY254♠x♦K-4-12
-0.3Round 2🇺🇸 USA2282♠♦4=-1
-0.3Round 5🇮🇹 ITALY114♠♣Q=+0
-0.3Round 17🇦🇹 AUSTRIA81NT♠7=+1
-0.3Round 18🇯🇵 JAPAN303NT♣4+1+0
-0.3Round 21🇵🇱 POLAND104♠♥J-1+6
-0.4Round 5🇮🇹 ITALY72♥♦9=+0
-0.4Round 11🇵🇰 PAKISTAN63NT♣6-2-3
-0.4Round 14🇪🇬 EGYPT282♥♦Q-1+0
-0.5Round 2🇺🇸 USA2254♠♣K+1+0
-0.5Round 9🇫🇷 FRANCE33NT♠2+1+1
-0.5Round 9🇫🇷 FRANCE117♥♥7=+0
-0.5Round 9🇫🇷 FRANCE162♠♠9+1-11
-0.5Round 18🇯🇵 JAPAN254♠♦J=+0
-0.7Round 3🇬🇵 GUADELOUPE74♥♣4=-1
-0.7Round 5🇮🇹 ITALY61NT♠5-4+2
-0.7Round 21🇵🇱 POLAND72♦♠J+1+1
-0.8Round 3🇬🇵 GUADELOUPE161♠♥Q+1+0
-0.8Round 6🇺🇸 USA1313NT♦8+1+1
-0.8Round 20🇹🇷 TURKEY191NT♣5-1-5
-0.9Round 18🇯🇵 JAPAN272♠♠10-1-8
-1.0Round 2🇺🇸 USA2193♠♥J-1-2
-1.0Round 3🇬🇵 GUADELOUPE115♣♣9-2+0
-1.0Round 6🇺🇸 USA1282♠♠9=-1
-1.0Round 8🇮🇳 INDIA303NT♦10=+11
-1.0Round 12🇸🇪 SWEDEN212♥♠K-1-4
-1.0Round 14🇪🇬 EGYPT303♠♥K+1+6
-1.0Round 17🇦🇹 AUSTRIA135♥♦Q=-1
-1.0Round 18🇯🇵 JAPAN284♠♦J+1+0
-1.1Round 6🇺🇸 USA1323♦♣4-1-2
-1.1Round 9🇫🇷 FRANCE153NT♣4+2-1
-1.1Round 15🇦🇷 ARGENTINA73NT♥2+2+0
-1.2Round 6🇺🇸 USA1214♠♣K-1+2
-1.2Round 8🇮🇳 INDIA174♠♥2+2-11
-1.2Round 9🇫🇷 FRANCE64♥♠6+1+0
-1.2Round 12🇸🇪 SWEDEN274♠♦4-1-5
-1.2Round 17🇦🇹 AUSTRIA143♠♦J+1-2
-1.3Round 5🇮🇹 ITALY34♠♠5+1-1
-1.3Round 8🇮🇳 INDIA192♠♣3-1+0
-1.4Round 11🇵🇰 PAKISTAN22NT♣5-1+2
-1.5Round 20🇹🇷 TURKEY311♠x♣Q-2+7
-1.6Round 2🇺🇸 USA2292♥♦7=-1
-1.6Round 9🇫🇷 FRANCE23♠♣A-2+5
-1.7Round 17🇦🇹 AUSTRIA74♠♥Q+1+0
-1.8Round 6🇺🇸 USA1293♠♣K-1+1
-1.8Round 12🇸🇪 SWEDEN242♠♣4=+0
-1.8Round 12🇸🇪 SWEDEN314♥♦A+1-4
-1.8Round 18🇯🇵 JAPAN234♠♦J+2-13
-1.8Round 20🇹🇷 TURKEY201NT♦7-1+0
-1.9Round 5🇮🇹 ITALY144♠♦10=+0
-1.9Round 18🇯🇵 JAPAN322♥♣2-1+0
-1.9Round 21🇵🇱 POLAND153NT♠J=-3
-2.0Round 2🇺🇸 USA2204♥♣4=+0
-2.0Round 15🇦🇷 ARGENTINA55♣♥Q=+1
-2.1Round 15🇦🇷 ARGENTINA143♥♣2+1-6
-2.2Round 12🇸🇪 SWEDEN204♥♦4=+1
-2.3Round 12🇸🇪 SWEDEN222NT♦3=+7
-2.3Round 18🇯🇵 JAPAN213NT♥7+1-4
-2.4Round 6🇺🇸 USA1184♠♣K+2+13
-2.4Round 12🇸🇪 SWEDEN262♦♣6-2-3
-2.5Round 9🇫🇷 FRANCE42♥♦A+1+8
-2.5Round 15🇦🇷 ARGENTINA96♣♥A=+2
-2.6Round 20🇹🇷 TURKEY292♠♦2+2-8
-2.7Round 6🇺🇸 USA1223NT♠J+1-1
-2.8Round 3🇬🇵 GUADELOUPE153NT♠4-1-5
-2.9Round 8🇮🇳 INDIA263NT♦3-1-5
-2.9Round 12🇸🇪 SWEDEN282♥♣5+1+0
-3.0Round 18🇯🇵 JAPAN293NT♦2-1-6
-3.0Round 21🇵🇱 POLAND23NT♣K-1-5
-3.2Round 11🇵🇰 PAKISTAN124♠♣K-2-5
-3.3Round 8🇮🇳 INDIA311NT♣K-2-6
-3.4Round 6🇺🇸 USA1234♠♣8+2-9
-3.4Round 11🇵🇰 PAKISTAN116♥x♣K=+7
-3.5Round 12🇸🇪 SWEDEN194♥♠5+1+0
-3.6Round 20🇹🇷 TURKEY183NT♣4-1-5
-3.9Round 2🇺🇸 USA2273NT♥A-2-11
-3.9Round 15🇦🇷 ARGENTINA103♥♦Q-1+1
-4.0Round 5🇮🇹 ITALY101NT♣10-1+0
-4.0Round 18🇯🇵 JAPAN313NT♥10-1-5
-4.4Round 21🇵🇱 POLAND123NT♥J+2+0
-4.5Round 8🇮🇳 INDIA283NT♥J-3-7
-4.6Round 12🇸🇪 SWEDEN254♠♣A-1-5
-4.7Round 8🇮🇳 INDIA323♥♠3=+6
-4.8Round 9🇫🇷 FRANCE14♣♥K-2-8
-5.1Round 3🇬🇵 GUADELOUPE33NT♣9-1-6
-5.8Round 2🇺🇸 USA2233♦♠2-3-4
-5.9Round 14🇪🇬 EGYPT254♠x♦K-1-9
-5.9Round 15🇦🇷 ARGENTINA113NT♠5-1-10
-6.0Round 9🇫🇷 FRANCE53NT♦A-2-5
-6.1Round 20🇹🇷 TURKEY224♠♥7=+0
-6.2Round 2🇺🇸 USA2311NT♠9+2-6
-6.5Round 17🇦🇹 AUSTRIA53NT♥Q-1-10
-6.5Round 18🇯🇵 JAPAN244♠♥A=-11
-6.7Round 6🇺🇸 USA1273NT♠2-1-10
-6.8Round 11🇵🇰 PAKISTAN83NT♦10=-3
-7.3Round 15🇦🇷 ARGENTINA14♥♠4-3-11
-7.5Round 2🇺🇸 USA2323NT♠Q-1-12
-7.9Round 2🇺🇸 USA2244♥♦5+2-8
-8.0Round 5🇮🇹 ITALY53NT♥8=+1
-8.0Round 20🇹🇷 TURKEY174♠♦A-3-11
-8.4Round 15🇦🇷 ARGENTINA124♠♦2-1-11
-8.9Round 11🇵🇰 PAKISTAN75♣x♠A-1-7
-9.0Round 6🇺🇸 USA1303NT♣Q-1-5
-11.1Round 2🇺🇸 USA2186NT♣8=+0
-12.0Round 21🇵🇱 POLAND144♠x♣Q=-13