🇭🇰 LING Roger · CHINA HONG KONG

22rank
+106.9Butler · 240 bds
+0.45per board
±4.4swing
+0.48vs par /bd · #23/127
+0.44adjusted /bd
Butler per round: 26.3 -8.7 8.9 3.4 20.5 20.9 -39.7 13.7 -12.7 -16.8 20.1 8.7 13.2 9.7 39.4by round

vs par split: bidding +0.30 · play +0.20

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted +0.44/bd

Card play — on target: opening leads 87.0% #22 of 127 · declarer play 77.3% #51 of 127 · defence 90.0% #21 of 127

Card play by contract type — on target
vs NTvs a suit
Opening leads81.2% (16)88.5% (61)
Declarer play80.0% (20)76.1% (46)
Defence86.7% (30)91.0% (100)

Opening leads by suit led: ♠ 83.3% (18) · ♥ 87.5% (16) · ♦ 94.7% (19) · ♣ 83.3% (24)

vs par by strain: NT +0.65 (62) · a suit +0.45 (177)

vs par by level: part-score +0.13 (105) · game +1.24 (117) · slam -2.29 (17)

By role: declaring +0.30/bd (-2.09 vs par · 109) · defending +0.62/bd (+2.68 vs par · 130)

By vulnerability: vulnerable +0.66/bd (+0.49 vs par · 120) · not vulnerable +0.23/bd (+0.47 vs par · 120)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1P.YeungD.Poddar – J.SolaniClosed16+26.3+1.64+2.75
Round 2E.TseG.Iontzeff – N.DecheletteClosed16-8.7-0.54-1.19
Round 4P.YeungS.Khan – I.KhalilOpen16+8.9+0.56-1.56
Round 5E.TseM.Kirr – A.AltayOpen16+3.4+0.21+1.12
Round 8P.YeungF.Mondor – F.MondorOpen16+20.5+1.28+1.44
Round 9E.TseJ.Clerkin – D.ClerkinOpen16+20.9+1.31+2.25
Round 10E.TseA.Buratti – G.FaillaClosed16-39.7-2.48-4.19
Round 12P.YeungR.Amoedo – M.AloiOpen16+13.7+0.86+1.88
Round 13E.TseM.Ince – N.KoktenOpen16-12.7-0.79+1.31
Round 14P.YeungB.Efraimsson – M.AxdorphClosed16-16.8-1.05-1.62
Round 16E.TseJ.Dorfan – E.PietersOpen16+20.1+1.26+4.00
Round 17P.YeungJ.Gueglio – E.ScanavinoClosed16+8.7+0.54+1.62
Round 19E.TseS.Makram – M.TanboliClosed16+13.2+0.82-0.75
Round 20P.YeungA.Schwartz – S.ZeligmanClosed16+9.7+0.61-1.25
Round 21P.YeungK.Feichtinger – F.TerraneoOpen16+39.4+2.46+1.38

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
+12.8Round 16🇿🇦 SOUTH AFRICA222♥x♦K+1+14
+12.0Round 2🇫🇷 FRANCE254♦♣4-5+12
+10.8Round 4🇵🇰 PAKISTAN307♥♣3-2+17
+10.7Round 21🇦🇹 AUSTRIA126♦♥J-1+13
+9.9Round 12🇧🇷 BRAZIL204♥♦J-1+13
+9.7Round 20🇮🇱 ISRAEL306♥x♦5=+6
+9.6Round 1🇮🇳 INDIA153NT♦Q-1+13
+9.5Round 17🇦🇷 ARGENTINA106♠♥2=+0
+8.9Round 19🇪🇬 EGYPT17♣x♥A-4-12
+7.8Round 2🇫🇷 FRANCE291NTx♠2-2+8
+7.7Round 16🇿🇦 SOUTH AFRICA203NT♥3+1+11
+7.4Round 9🇺🇸 USA194♠♥7=+11
+7.3Round 20🇮🇱 ISRAEL315♣♥2-1+12
+7.0Round 1🇮🇳 INDIA164♠♣3-1+10
+7.0Round 21🇦🇹 AUSTRIA94♥x♦3=+5
+6.8Round 8🇬🇵 GUADELOUPE213NT♣A+1-1
+6.7Round 21🇦🇹 AUSTRIA34♥♠5-1+10
+6.4Round 10🇮🇹 ITALY204♥♣3=-1
+6.4Round 19🇪🇬 EGYPT125♥♦2-1+5
+6.3Round 10🇮🇹 ITALY327♥x♠A-4-16
+6.3Round 14🇸🇪 SWEDEN204♥♠6=+10
+6.0Round 5🇨🇦 CANADA101NT♠9-3+9
+5.9Round 1🇮🇳 INDIA64♥♠8=+10
+5.9Round 1🇮🇳 INDIA92♠♥A=+6
+5.9Round 13🇹🇷 TURKEY144♥♦3=+8
+5.7Round 19🇪🇬 EGYPT162♠♣9+2+7
+5.5Round 13🇹🇷 TURKEY55♥♣Q-1+5
+5.4Round 8🇬🇵 GUADELOUPE222♣x♦8=+8
+5.2Round 5🇨🇦 CANADA62♠♦J+2+7
+5.2Round 10🇮🇹 ITALY194♥♠8-1+5
+5.1Round 5🇨🇦 CANADA23NT♠4+1+1
+5.1Round 9🇺🇸 USA1143NT♣7-3+6
+5.0Round 5🇨🇦 CANADA53NT♥8-1+12
+5.0Round 8🇬🇵 GUADELOUPE273NT♥8=-1
+5.0Round 17🇦🇷 ARGENTINA114♦♠Q-2+11
+5.0Round 21🇦🇹 AUSTRIA64♥♦5-1+5
+5.0Round 21🇦🇹 AUSTRIA144♠x♣Q-2+0
+4.9Round 17🇦🇷 ARGENTINA22♦♠K-1+6
+4.7Round 4🇵🇰 PAKISTAN173NT♠7-1+10
+4.6Round 4🇵🇰 PAKISTAN183NT♠10-3+5
+4.6Round 14🇸🇪 SWEDEN254♥♥4+1+4
+4.3Round 20🇮🇱 ISRAEL174♠♦A=+0
+4.1Round 1🇮🇳 INDIA124♥♠5+2+16
+4.0Round 17🇦🇷 ARGENTINA53NT♦2=+0
+4.0Round 20🇮🇱 ISRAEL243♣♦10+2+2
+3.8Round 2🇫🇷 FRANCE212♠♣A+1+6
+3.8Round 8🇬🇵 GUADELOUPE191♠♣3=+5
+3.8Round 9🇺🇸 USA183NT♦3+1+0
+3.5Round 1🇮🇳 INDIA71NT♠4-2+3
+3.4Round 10🇮🇹 ITALY246♣♦4=-2
+3.3Round 13🇹🇷 TURKEY44♠♦K-1+6
+3.2Round 2🇫🇷 FRANCE246♥♠Q=+5
+3.2Round 8🇬🇵 GUADELOUPE245♦♥A+1+11
+3.2Round 9🇺🇸 USA173♥♠A-2+3
+3.2Round 13🇹🇷 TURKEY64♥♣A-3+6
+3.1Round 17🇦🇷 ARGENTINA123NT♠J-1+12
+3.0Round 4🇵🇰 PAKISTAN233♦♥2+1+10
+3.0Round 9🇺🇸 USA144♥♦K-1+12
+3.0Round 12🇧🇷 BRAZIL284♥♦A-1+6
+3.0Round 21🇦🇹 AUSTRIA14♥♦5-2+0
+2.8Round 12🇧🇷 BRAZIL211NT♠2=-1
+2.8Round 13🇹🇷 TURKEY87NT♠3=+0
+2.8Round 16🇿🇦 SOUTH AFRICA184♠♣K-1+12
+2.8Round 17🇦🇷 ARGENTINA42♠♦K=+5
+2.6Round 10🇮🇹 ITALY274♠♥A-1+4
+2.6Round 12🇧🇷 BRAZIL193♥♠5+2+6
+2.6Round 12🇧🇷 BRAZIL242♣♣2-1+4
+2.6Round 12🇧🇷 BRAZIL271NT♥4=-2
+2.6Round 19🇪🇬 EGYPT93♥♦2+3+5
+2.6Round 20🇮🇱 ISRAEL263NT♥10+1+0
+2.6Round 21🇦🇹 AUSTRIA104♠♥J-2+8
+2.5Round 12🇧🇷 BRAZIL223NT♦5-1+10
+2.3Round 4🇵🇰 PAKISTAN292♥♦5+3-9
+2.3Round 14🇸🇪 SWEDEN222♥♠4=-9
+2.0Round 4🇵🇰 PAKISTAN323NT♦5=+0
+2.0Round 8🇬🇵 GUADELOUPE282♠♥K=-1
+2.0Round 8🇬🇵 GUADELOUPE311♦♣K+2-1
+2.0Round 12🇧🇷 BRAZIL294♥♥2+1+1
+2.0Round 16🇿🇦 SOUTH AFRICA252♠♠8+2-1
+1.9Round 12🇧🇷 BRAZIL234♠♥6+1+13
+1.9Round 16🇿🇦 SOUTH AFRICA216♣♠6+1+13
+1.9Round 16🇿🇦 SOUTH AFRICA274♥♣10+1+0
+1.8Round 4🇵🇰 PAKISTAN275♣♠K+1-14
+1.8Round 20🇮🇱 ISRAEL232♠♦K+2-10
+1.7Round 13🇹🇷 TURKEY32♠♣6+1+0
+1.7Round 19🇪🇬 EGYPT82♠♣9+1+1
+1.6Round 1🇮🇳 INDIA52♥♦9-1+0
+1.6Round 10🇮🇹 ITALY283♦♣3=+5
+1.6Round 14🇸🇪 SWEDEN194♠♦A+1+0
+1.5Round 20🇮🇱 ISRAEL322♠♥A+1+0
+1.4Round 2🇫🇷 FRANCE176♥♠3+1-11
+1.4Round 19🇪🇬 EGYPT64♣♣2=+1
+1.4Round 19🇪🇬 EGYPT151NT♥2=-1
+1.3Round 9🇺🇸 USA1102♠♣2=-1
+1.3Round 17🇦🇷 ARGENTINA34♠♣10-2+0
+1.2Round 1🇮🇳 INDIA42♠♦J-1-1
+1.2Round 2🇫🇷 FRANCE183NT♣5+3+13
+1.2Round 20🇮🇱 ISRAEL211NT♠5=+5
+1.2Round 21🇦🇹 AUSTRIA133NT♦3+1+0
+1.1Round 14🇸🇪 SWEDEN293♠♥A-1-1
+1.1Round 14🇸🇪 SWEDEN321NT♣5=+5
+1.1Round 16🇿🇦 SOUTH AFRICA263NT♣4+1+0
+1.1Round 19🇪🇬 EGYPT56♠♥9+1-11
+1.1Round 19🇪🇬 EGYPT133♠♦A=+0
+1.0Round 1🇮🇳 INDIA13♠♣Q+2+6
+1.0Round 5🇨🇦 CANADA151NT♦3=+0
+1.0Round 9🇺🇸 USA1135♦♣Q=+13
+1.0Round 9🇺🇸 USA1153NT♠6=+1
+1.0Round 16🇿🇦 SOUTH AFRICA174♣♠A=+0
+1.0Round 19🇪🇬 EGYPT33♥♦K+1+6
+1.0Round 21🇦🇹 AUSTRIA23♦♣A=-1
+1.0Round 21🇦🇹 AUSTRIA166♠♣2=-13
+0.9Round 14🇸🇪 SWEDEN233NT♥K+2-13
+0.9Round 19🇪🇬 EGYPT41♠♦2+1+1
+0.8Round 1🇮🇳 INDIA132♠♥6+1-10
+0.8Round 8🇬🇵 GUADELOUPE181NT♣3-2+0
+0.7Round 8🇬🇵 GUADELOUPE292♠♥A-1+0
+0.6Round 20🇮🇱 ISRAEL222♠♣10+1+7
+0.6Round 21🇦🇹 AUSTRIA114♠♣A=+0
+0.5Round 9🇺🇸 USA1162♠♠9+2-10
+0.5Round 21🇦🇹 AUSTRIA54♠♣3+1+0
+0.3Round 8🇬🇵 GUADELOUPE254♠♥A=+0
+0.3Round 12🇧🇷 BRAZIL255♣♠8-2+0
+0.2Round 9🇺🇸 USA122♠♣A-1+6
+0.2Round 9🇺🇸 USA1124♥♠9=-1
+0.1Round 4🇵🇰 PAKISTAN204♠♣6=+0
+0.1Round 4🇵🇰 PAKISTAN253NT♦K+1+0
+0.1Round 5🇨🇦 CANADA124♠♥J+1+1
+0.1Round 12🇧🇷 BRAZIL172♦♥2+1+1
+0.1Round 12🇧🇷 BRAZIL304♠♦A+1+1
+0.1Round 16🇿🇦 SOUTH AFRICA245♦♣K+1+11
+0.1Round 19🇪🇬 EGYPT114♥♣Q=+0
+0.0Round 2🇫🇷 FRANCE313NT♠9=+0
-0.0Round 4🇵🇰 PAKISTAN264♥♦K=-3
-0.0Round 4🇵🇰 PAKISTAN282♥♣10+1-7
-0.0Round 8🇬🇵 GUADELOUPE324♥♠3-1+10
-0.0Round 13🇹🇷 TURKEY102♠♥3=+9
-0.0Round 16🇿🇦 SOUTH AFRICA324♠♣6=+1
-0.0Round 21🇦🇹 AUSTRIA44♥♠A+1+0
-0.1Round 1🇮🇳 INDIA144♠♥9+1+0
-0.1Round 4🇵🇰 PAKISTAN241NT♦8+1+0
-0.1Round 5🇨🇦 CANADA42♦♥3=+1
-0.2Round 5🇨🇦 CANADA93NT♥3+1+11
-0.2Round 9🇺🇸 USA164♥♣K=+1
-0.3Round 5🇨🇦 CANADA114♠♥9=+0
-0.3Round 10🇮🇹 ITALY254♠♥3=+0
-0.3Round 10🇮🇹 ITALY304♦♠J=-7
-0.3Round 17🇦🇷 ARGENTINA81NT♠2=+1
-0.4Round 5🇨🇦 CANADA34♠♦K=+0
-0.4Round 5🇨🇦 CANADA72♥♦8=+0
-0.4Round 14🇸🇪 SWEDEN281♠♦Q-1+0
-0.5Round 9🇺🇸 USA133NT♣4+1+1
-0.5Round 9🇺🇸 USA1117♥♥8=+0
-0.7Round 16🇿🇦 SOUTH AFRICA291NT♣5=+0
-0.7Round 20🇮🇱 ISRAEL282♥♦J=+0
-0.9Round 20🇮🇱 ISRAEL193♣♦A=-5
-1.0Round 2🇫🇷 FRANCE194♠♥J-1-2
-1.0Round 5🇨🇦 CANADA161NT♠7+1+0
-1.0Round 8🇬🇵 GUADELOUPE303NT♦9=+11
-1.0Round 14🇸🇪 SWEDEN303♠♥K+1+6
-1.0Round 17🇦🇷 ARGENTINA134♥♥5+1-1
-1.1Round 1🇮🇳 INDIA32♥♠J+1-1
-1.1Round 4🇵🇰 PAKISTAN191NT♦9-1-5
-1.2Round 1🇮🇳 INDIA104♥♠6+1+0
-1.2Round 8🇬🇵 GUADELOUPE174♠♥2+2-11
-1.3Round 16🇿🇦 SOUTH AFRICA313NT♥3+1+0
-1.3Round 21🇦🇹 AUSTRIA84♦♠10-1-2
-1.4Round 13🇹🇷 TURKEY115♠♥3-2+5
-1.5Round 8🇬🇵 GUADELOUPE232♥♣3-1-1
-1.6Round 9🇺🇸 USA153♦♥J-1+0
-1.6Round 16🇿🇦 SOUTH AFRICA284♣♥K=+10
-1.6Round 17🇦🇷 ARGENTINA12♠♦2=+0
-1.7Round 13🇹🇷 TURKEY155♥♠A=-4
-1.7Round 17🇦🇷 ARGENTINA74♠♦A+1+0
-1.7Round 21🇦🇹 AUSTRIA73♦♠J+1+0
-1.8Round 10🇮🇹 ITALY293♠♣J-2-2
-1.8Round 19🇪🇬 EGYPT143NT♦5=-1
-1.8Round 20🇮🇱 ISRAEL201NT♦7-1+0
-1.9Round 2🇫🇷 FRANCE233♠♥6=+0
-1.9Round 5🇨🇦 CANADA144♠♦10=+0
-1.9Round 10🇮🇹 ITALY311NT♥3+1+0
-1.9Round 14🇸🇪 SWEDEN263♥♦A-3-5
-1.9Round 21🇦🇹 AUSTRIA153NT♠10=-3
-2.0Round 1🇮🇳 INDIA82♠♦K=-1
-2.0Round 2🇫🇷 FRANCE204♥♣4=+0
-2.0Round 13🇹🇷 TURKEY13NT♠9+2+0
-2.0Round 13🇹🇷 TURKEY132♣♦5+2+0
-2.0Round 16🇿🇦 SOUTH AFRICA303NT♥5=+0
-2.0Round 17🇦🇷 ARGENTINA91NT♣4+1-1
-2.0Round 17🇦🇷 ARGENTINA153♦♣8+1+10
-2.1Round 2🇫🇷 FRANCE275♣♥A-1-10
-2.2Round 4🇵🇰 PAKISTAN312♠♣2+1-11
-2.3Round 17🇦🇷 ARGENTINA64♥♦J+1+0
-2.4Round 12🇧🇷 BRAZIL261NT♠2-2-3
-2.6Round 2🇫🇷 FRANCE221NT♣J=+0
-2.6Round 12🇧🇷 BRAZIL322♠♥K=-1
-2.6Round 20🇮🇱 ISRAEL292♠♦4+2-8
-2.7Round 1🇮🇳 INDIA112♠♣5+1-1
-2.7Round 5🇨🇦 CANADA11NT♥4=-5
-2.7Round 14🇸🇪 SWEDEN314♠♦Q-2+0
-2.7Round 16🇿🇦 SOUTH AFRICA194♠♣4-2-7
-2.8Round 19🇪🇬 EGYPT102♥♣2-1-5
-2.9Round 8🇬🇵 GUADELOUPE202♠♣A+1-1
-2.9Round 8🇬🇵 GUADELOUPE263NT♦3-1-5
-2.9Round 13🇹🇷 TURKEY92♥♦3+2-1
-2.9Round 16🇿🇦 SOUTH AFRICA233NT♥5=+0
-2.9Round 20🇮🇱 ISRAEL255♥♠Q+1-12
-3.0Round 9🇺🇸 USA113♠♠2+1-6
-3.0Round 14🇸🇪 SWEDEN242♥♦3+1+0
-3.3Round 14🇸🇪 SWEDEN173NT♥6-2-11
-3.4Round 13🇹🇷 TURKEY72♥♦6+2+10
-3.7Round 13🇹🇷 TURKEY23NT♥3-1-5
-3.8Round 17🇦🇷 ARGENTINA164♠♦K-2-9
-4.6Round 2🇫🇷 FRANCE281NT♦8-1-5
-4.7Round 14🇸🇪 SWEDEN213NT♥8+2+0
-5.0Round 20🇮🇱 ISRAEL184♥♦K-2-6
-5.3Round 2🇫🇷 FRANCE303♥♣4+2-6
-5.3Round 10🇮🇹 ITALY173♥♦J+1-7
-5.4Round 19🇪🇬 EGYPT24♠♣A=-8
-5.7Round 12🇧🇷 BRAZIL315♥x♦5=-8
-5.9Round 5🇨🇦 CANADA84♠x♥10=-7
-5.9Round 10🇮🇹 ITALY226♠♥Q+1-13
-6.0Round 12🇧🇷 BRAZIL183NT♥8=-10
-6.1Round 5🇨🇦 CANADA133♥♦9-2-12
-6.8Round 4🇵🇰 PAKISTAN21A♦J.♠5-5
-7.0Round 14🇸🇪 SWEDEN184♠x♥A-1-6
-7.2Round 1🇮🇳 INDIA24♠x♥K-1-6
-7.2Round 17🇦🇷 ARGENTINA145♥♦2=-8
-7.5Round 2🇫🇷 FRANCE323NT♠K-1-12
-8.0Round 13🇹🇷 TURKEY123♠x♥6-2-5
-8.3Round 10🇮🇹 ITALY264♠x♥Q-1-8
-9.1Round 19🇪🇬 EGYPT74♥♦2=+0
-9.4Round 20🇮🇱 ISRAEL274♥♦7+2-11
-10.0Round 13🇹🇷 TURKEY163♦♣J-2-13
-10.3Round 4🇵🇰 PAKISTAN222♦♣Q-5-13
-10.7Round 14🇸🇪 SWEDEN273NT♥9=-6
-11.1Round 2🇫🇷 FRANCE266NT♥10-1-17
-11.1Round 10🇮🇹 ITALY186♦♣9=+2
-13.3Round 10🇮🇹 ITALY215♦x♣A=-12
-17.0Round 10🇮🇹 ITALY232♠x♥A-5-15