🇭🇰 CHUN Peter · CHINA HONG KONG

113rank
-77.9Butler · 224 bds
-0.35per board
±4.7swing
-0.25vs par /bd · #94/135
-0.37adjusted /bd
Butler per round: -30.5 11.5 -3.3 -1.4 1.4 10.9 -32.3 4.8 -36.5 6.2 13.9 -7.1 -8.5 -7by round

vs par split: bidding +0.03 · play -0.25

Strength of schedule: opponents averaged -0.02/bd (an average draw) → opponent-adjusted -0.37/bd

Card play — on target: opening leads 66.7% #128 of 135 · declarer play 77.8% #28 of 135 · defence 85.7% #76 of 135

Card play by contract type — on target
vs NTvs a suit
Opening leads43.8% (16)77.1% (35)
Declarer play76.5% (17)78.4% (37)
Defence80.6% (36)88.4% (69)

Opening leads by suit led: ♠ 53.3% (15) · ♥ 75.0% (8) · ♦ 71.4% (14) · ♣ 71.4% (14)

vs par by strain: NT +0.55 (65) · a suit -0.54 (157)

vs par by level: part-score +1.23 (77) · game -0.95 (124) · slam -1.24 (21)

By role: declaring -0.33/bd (-2.14 vs par · 119) · defending -0.36/bd (+1.89 vs par · 105)

By vulnerability: vulnerable +0.12/bd (+0.00 vs par · 112) · not vulnerable -0.82/bd (-0.51 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2K.ChiuB.Fallenius – M.NilslandOpen16-30.5-1.91-4.44
Round 3V.LiP.O'Briain – M.O'BriainOpen16+11.5+0.72-0.31
Round 5V.LiS.Saha – S.DasOpen16-3.3-0.21+0.69
Round 6K.ChiuD.Dolbel – D.HumphriesOpen16-1.4-0.09-0.44
Round 8K.ChiuP.Huang – C.ChangOpen16+1.4+0.09-1.25
Round 9V.LiD.Valrani – A.MidfaOpen16+10.9+0.68+0.75
Round 11K.ChiuH.Nielsen – K.BoesgaardOpen16-32.3-2.02-0.94
Round 12V.LiM.Kirr – J.CarruthersOpen16+4.8+0.30+0.94
Round 14K.ChiuP.Bizon – M.SzymanowskiOpen16-36.5-2.28+0.50
Round 15V.LiA.Nurhalim – B.PoliiOpen16+6.2+0.39+0.75
Round 17K.ChiuS.Robinson – P.BoydOpen16+13.9+0.87+1.25
Round 18V.LiB.Van Der Hoek – L.HoflandOpen16-7.1-0.44-0.06
Round 20K.ChiuG.Astore – L.LigambiOpen16-8.5-0.53-2.00
Round 21V.LiP.Marstrander – T.BakkeOpen16-7.0-0.44+1.00

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
+13.1Round 9🇦🇪 U.A.E.166♠♣Q-2+14
+13.0Round 12🇨🇦 CANADA296♥♠6=+0
+11.2Round 20🇮🇹 ITALY275♠x♥A-1+9
+11.0Round 3🇮🇪 IRELAND44NT♣8+3+17
+10.6Round 3🇮🇪 IRELAND126♦♦8-1+16
+10.1Round 20🇮🇹 ITALY324♠x♣K=+10
+10.0Round 21🇳🇴 NORWAY154♠♥6-1+10
+9.9Round 8🇹🇼 CHINESE TAIPEI255♦♥9-2+11
+9.5Round 6🇳🇿 NEW ZEALAND293NT♣7-1+6
+8.9Round 2🇸🇪 SWEDEN207♦♦8=+0
+8.8Round 17🇺🇸 USA 1106♥♣10=+0
+8.7Round 12🇨🇦 CANADA195♦x♣Q-2+9
+8.3Round 6🇳🇿 NEW ZEALAND204♠♦J=+0
+8.1Round 21🇳🇴 NORWAY66♠♠2=+0
+7.8Round 15🇮🇩 INDONESIA116♣♠A=-2
+7.2Round 6🇳🇿 NEW ZEALAND323NT♦K-1+11
+7.1Round 21🇳🇴 NORWAY123NT♠5=+10
+7.0Round 9🇦🇪 U.A.E.123♠♣5=+10
+6.3Round 11🇩🇰 DENMARK73♥♦A-1+0
+6.3Round 17🇺🇸 USA 1164♥♦10=+0
+6.2Round 18🇳🇱 NETHERLANDS224♠♥3-1+6
+6.2Round 20🇮🇹 ITALY203NT♠2+1+1
+5.5Round 18🇳🇱 NETHERLANDS212♥♣2+1+1
+5.4Round 5🇮🇳 INDIA43♠x♦2-1+3
+5.1Round 8🇹🇼 CHINESE TAIPEI196♠♦4+1-13
+5.0Round 18🇳🇱 NETHERLANDS293NT♣3-1+13
+4.8Round 14🇵🇱 POLAND303NT♠4=+7
+4.4Round 9🇦🇪 U.A.E.35♣♦A=+0
+4.3Round 8🇹🇼 CHINESE TAIPEI173NT♥K-1+5
+4.3Round 17🇺🇸 USA 143NT♣4-2+8
+4.2Round 5🇮🇳 INDIA34♠♦10-1+12
+4.2Round 15🇮🇩 INDONESIA164♠♥5-1+5
+4.0Round 12🇨🇦 CANADA262NT♠10-2+3
+4.0Round 15🇮🇩 INDONESIA32NT♦4+2+10
+4.0Round 18🇳🇱 NETHERLANDS303♦♣A=+0
+3.9Round 11🇩🇰 DENMARK35♣♥K=+0
+3.9Round 18🇳🇱 NETHERLANDS263♦♣K-1-1
+3.8Round 11🇩🇰 DENMARK125♣x♥K-4-12
+3.7Round 3🇮🇪 IRELAND53NT♥6+2+0
+3.5Round 5🇮🇳 INDIA84♠♦A=+0
+3.4Round 2🇸🇪 SWEDEN183NT♠2-1+5
+2.8Round 17🇺🇸 USA 184♥♦K=+11
+2.7Round 5🇮🇳 INDIA143NT♣2-2+6
+2.7Round 8🇹🇼 CHINESE TAIPEI293NT♠Q+3-13
+2.6Round 5🇮🇳 INDIA61NT♣3-3+5
+2.5Round 8🇹🇼 CHINESE TAIPEI224♥♦7-2+6
+2.4Round 9🇦🇪 U.A.E.113♥♣8=+6
+2.4Round 12🇨🇦 CANADA283♦♥10=+5
+2.4Round 17🇺🇸 USA 1132♥♦A=+0
+2.3Round 15🇮🇩 INDONESIA63NT♥9=+7
+2.1Round 12🇨🇦 CANADA221NT♦4+1+1
+2.0Round 3🇮🇪 IRELAND73NT♣2-2+8
+1.9Round 15🇮🇩 INDONESIA151♥♣Q+3+1
+1.8Round 3🇮🇪 IRELAND114♠♣K+2-11
+1.8Round 5🇮🇳 INDIA112♠♥Q=+0
+1.8Round 18🇳🇱 NETHERLANDS252♠♥6+2+1
+1.7Round 21🇳🇴 NORWAY145♥♣J-1+5
+1.6Round 6🇳🇿 NEW ZEALAND232♥♥3+1+0
+1.6Round 14🇵🇱 POLAND203♥♦Q+1+1
+1.4Round 3🇮🇪 IRELAND83♦♥Q=-1
+1.4Round 6🇳🇿 NEW ZEALAND191NT♠4+2-1
+1.4Round 6🇳🇿 NEW ZEALAND314♠♥Q+2+1
+1.4Round 17🇺🇸 USA 153NT♦10-2+13
+1.3Round 14🇵🇱 POLAND173♥♦Q-1+4
+1.3Round 17🇺🇸 USA 133♣♠K-1-2
+1.2Round 9🇦🇪 U.A.E.134♠♥10=+9
+1.2Round 14🇵🇱 POLAND273NT♥3-1+5
+1.2Round 17🇺🇸 USA 162♦♣A+1+7
+1.1Round 15🇮🇩 INDONESIA24♥♦Q=-1
+1.1Round 17🇺🇸 USA 1123♦♥K+1+10
+1.0Round 2🇸🇪 SWEDEN193NT♠6=+0
+1.0Round 15🇮🇩 INDONESIA10Pass+4
+1.0Round 20🇮🇹 ITALY292♥♠2=+11
+0.9Round 6🇳🇿 NEW ZEALAND251♠♥K+2+0
+0.9Round 9🇦🇪 U.A.E.101NT♠5=+2
+0.8Round 2🇸🇪 SWEDEN244♠♥Q+1+0
+0.8Round 15🇮🇩 INDONESIA12♥♣3+2+6
+0.7Round 5🇮🇳 INDIA22NT♥7-1+5
+0.7Round 5🇮🇳 INDIA73♥♠5=+0
+0.7Round 14🇵🇱 POLAND325♠♦K=+0
+0.7Round 15🇮🇩 INDONESIA43♦♣7=+0
+0.6Round 6🇳🇿 NEW ZEALAND285♦♣5=-1
+0.5Round 12🇨🇦 CANADA184♥♣6+1+0
+0.5Round 12🇨🇦 CANADA244♥♣3+1+0
+0.4Round 14🇵🇱 POLAND222♥♣J=+11
+0.3Round 5🇮🇳 INDIA94♠♦A=+0
+0.3Round 15🇮🇩 INDONESIA72♠♥A-2+2
+0.3Round 20🇮🇹 ITALY174♥♦7+1+0
+0.3Round 20🇮🇹 ITALY182♦♣Q=+5
+0.2Round 2🇸🇪 SWEDEN254♠♥5-1-5
+0.2Round 9🇦🇪 U.A.E.154♠♦A-1+6
+0.1Round 6🇳🇿 NEW ZEALAND224♠♣7-1+5
+0.1Round 8🇹🇼 CHINESE TAIPEI204♠♥Q+1+1
+0.1Round 9🇦🇪 U.A.E.12♠♣3-1+2
+0.1Round 12🇨🇦 CANADA324♠♣K+1+0
+0.1Round 17🇺🇸 USA 173NT♠8+3+1
+0.1Round 18🇳🇱 NETHERLANDS243NT♥2+1+1
+0.0Round 2🇸🇪 SWEDEN263NT♥3=+0
-0.0Round 2🇸🇪 SWEDEN294♥♣K=-1
-0.0Round 3🇮🇪 IRELAND24♥♦10=+0
+0.0Round 3🇮🇪 IRELAND154♠♥10+1+0
-0.0Round 8🇹🇼 CHINESE TAIPEI234♥♣Q+3-12
-0.0Round 8🇹🇼 CHINESE TAIPEI323NT♠5+1+0
+0.0Round 20🇮🇹 ITALY252♠♠K+2-1
+0.0Round 21🇳🇴 NORWAY31NT♦3-1+3
-0.1Round 21🇳🇴 NORWAY104♥♠J+1+0
-0.2Round 5🇮🇳 INDIA163♥♠Q-2+0
-0.2Round 6🇳🇿 NEW ZEALAND173♠♦9=+7
-0.3Round 6🇳🇿 NEW ZEALAND183NT♠4+1+0
-0.3Round 9🇦🇪 U.A.E.56♠♦8+1-11
-0.3Round 9🇦🇪 U.A.E.84♠♥8+1+0
-0.3Round 14🇵🇱 POLAND293NT♣5+1-1
-0.4Round 3🇮🇪 IRELAND133NT♣4-1-6
-0.4Round 8🇹🇼 CHINESE TAIPEI303NT♥4+1+0
-0.4Round 21🇳🇴 NORWAY54♥♣9+1+0
-0.5Round 12🇨🇦 CANADA304♠♥A=-3
-0.5Round 12🇨🇦 CANADA314♥♠10=-1
-0.5Round 20🇮🇹 ITALY311NT♠6+1+0
-0.5Round 21🇳🇴 NORWAY162♥♣A-1-4
-0.6Round 3🇮🇪 IRELAND163NT♣J+1-1
-0.6Round 8🇹🇼 CHINESE TAIPEI272♠♥5-2+0
-0.6Round 11🇩🇰 DENMARK43♦♣Q+2+10
-0.6Round 21🇳🇴 NORWAY23NT♠8=-2
-0.7Round 3🇮🇪 IRELAND91NT♠A+3-10
-0.7Round 14🇵🇱 POLAND214♠♠5=+0
-0.7Round 20🇮🇹 ITALY213NT♠J=+0
-0.7Round 20🇮🇹 ITALY304♥♠6+1+0
-0.8Round 5🇮🇳 INDIA53NT♥2=+1
-0.9Round 6🇳🇿 NEW ZEALAND215♦♠6-1-8
-0.9Round 14🇵🇱 POLAND314♥♠10=+0
-0.9Round 17🇺🇸 USA 1144♥♠Q+1+0
-0.9Round 21🇳🇴 NORWAY42NT♥2=+0
-1.0Round 18🇳🇱 NETHERLANDS205♠♦9=+0
-1.0Round 18🇳🇱 NETHERLANDS283NT♠3+1+1
-1.1Round 2🇸🇪 SWEDEN175♥♠2+1-1
-1.1Round 17🇺🇸 USA 124♠♥A-1-5
-1.1Round 20🇮🇹 ITALY284♠♦K+2-12
-1.4Round 5🇮🇳 INDIA154♥♣5+1+0
-1.4Round 11🇩🇰 DENMARK163NT♦6=+0
-1.4Round 14🇵🇱 POLAND232♥♥3-4+5
-1.5Round 3🇮🇪 IRELAND65♣♠6-1+4
-1.5Round 6🇳🇿 NEW ZEALAND272♠♦7=+1
-1.5Round 9🇦🇪 U.A.E.64♠♥3-1-6
-1.5Round 11🇩🇰 DENMARK82♠♥2=+1
-1.5Round 15🇮🇩 INDONESIA56♠♦7+1-1
-1.5Round 18🇳🇱 NETHERLANDS231NT♣J+2-1
-1.6Round 11🇩🇰 DENMARK23♣♦A+1+0
-1.6Round 15🇮🇩 INDONESIA93♣♦J+1-7
-1.6Round 17🇺🇸 USA 193NT♠4=+0
-1.6Round 18🇳🇱 NETHERLANDS171NT♣6-1+3
-1.6Round 18🇳🇱 NETHERLANDS184♥♣Q+1+0
-1.7Round 11🇩🇰 DENMARK11NT♠2+2-1
-1.7Round 12🇨🇦 CANADA217♠♥5=+0
-1.7Round 18🇳🇱 NETHERLANDS193NT♦8+2-2
-1.8Round 3🇮🇪 IRELAND11NT♠A+1+1
-1.9Round 2🇸🇪 SWEDEN322♠♣5=+0
-1.9Round 9🇦🇪 U.A.E.73♦♣K=+11
-1.9Round 21🇳🇴 NORWAY91NT♥5-1+2
-2.0Round 15🇮🇩 INDONESIA123♦♦10-1+0
-2.1Round 5🇮🇳 INDIA14♥♣3-1-11
-2.2Round 11🇩🇰 DENMARK5Pass-12
-2.2Round 15🇮🇩 INDONESIA84♠♦5-2-5
-2.2Round 17🇺🇸 USA 113♥♠3-1-4
-2.3Round 8🇹🇼 CHINESE TAIPEI263♦♠A-1-1
-2.3Round 9🇦🇪 U.A.E.24♠♦10+3-10
-2.4Round 11🇩🇰 DENMARK95♣♥K-2-6
-2.5Round 8🇹🇼 CHINESE TAIPEI213♥♠8=-1
-2.5Round 11🇩🇰 DENMARK104♠♥5-4-5
-2.6Round 9🇦🇪 U.A.E.93NT♥K=+2
-2.8Round 2🇸🇪 SWEDEN213♥♠A-1-6
-2.8Round 12🇨🇦 CANADA233NT♣5+2-2
-2.9Round 14🇵🇱 POLAND193♣♥K=+5
-2.9Round 21🇳🇴 NORWAY133♥♣A-1-6
-3.0Round 2🇸🇪 SWEDEN313♥♠A=-6
-3.1Round 3🇮🇪 IRELAND143♠♣A=-1
-3.1Round 8🇹🇼 CHINESE TAIPEI183♠♣K-1+2
-3.3Round 8🇹🇼 CHINESE TAIPEI316NT♠9=+0
-3.4Round 8🇹🇼 CHINESE TAIPEI284♠♣J=-3
-3.4Round 14🇵🇱 POLAND185♣♠A=+2
-3.6Round 20🇮🇹 ITALY244♥♦8-2-5
-3.7Round 21🇳🇴 NORWAY12♦♥5=-6
-3.8Round 3🇮🇪 IRELAND33NT♠4=-7
-3.8Round 18🇳🇱 NETHERLANDS314♥♦3=+0
-3.9Round 11🇩🇰 DENMARK133♠♠3=+8
-3.9Round 12🇨🇦 CANADA273NT♠3=+0
-4.1Round 12🇨🇦 CANADA201NT♦3-4+5
-4.2Round 9🇦🇪 U.A.E.45♥x♠K-3-16
-4.2Round 17🇺🇸 USA 1154♥♠Q+2-14
-4.3Round 21🇳🇴 NORWAY84♠♦A-1+2
-4.5Round 15🇮🇩 INDONESIA143NT♠Q=-7
-4.6Round 11🇩🇰 DENMARK142♥♦8-2+0
-4.6Round 21🇳🇴 NORWAY116♦♣6+1+2
-4.8Round 6🇳🇿 NEW ZEALAND263♠♣K+1+1
-5.0Round 12🇨🇦 CANADA253♥♦A=+7
-5.3Round 9🇦🇪 U.A.E.143♣♣3+1-7
-5.3Round 14🇵🇱 POLAND243NT♠4+1-1
-5.8Round 17🇺🇸 USA 1114♥x♦K-2-5
-6.0Round 5🇮🇳 INDIA126♠♥3=+0
-6.1Round 11🇩🇰 DENMARK67♠♥3=+0
-6.1Round 15🇮🇩 INDONESIA133NT♦9=+0
-6.3Round 2🇸🇪 SWEDEN275♣♠A-1-10
-6.5Round 5🇮🇳 INDIA134♠♦9=-10
-6.6Round 2🇸🇪 SWEDEN304♣♠3-2-11
-6.8Round 20🇮🇹 ITALY223NT♠J-3-14
-7.0Round 20🇮🇹 ITALY234♠♥4-1-12
-7.1Round 3🇮🇪 IRELAND105♥x♦K=-14
-7.2Round 2🇸🇪 SWEDEN283NT♦2+2-13
-7.4Round 14🇵🇱 POLAND253♦♣A-4-2
-7.6Round 8🇹🇼 CHINESE TAIPEI246♥♠Q=-2
-7.7Round 2🇸🇪 SWEDEN225NT♠10-2-11
-8.0Round 6🇳🇿 NEW ZEALAND306♥♠6-1-11
-8.0Round 12🇨🇦 CANADA175♣x♠K-1-9
-8.2Round 2🇸🇪 SWEDEN233NT♠4-1-12
-8.2Round 5🇮🇳 INDIA104♠♥K=+0
-8.2Round 11🇩🇰 DENMARK112♥x♦A-2-9
-8.3Round 20🇮🇹 ITALY264♥♠3=-13
-8.9Round 20🇮🇹 ITALY194♥x♠5-1-11
-9.6Round 11🇩🇰 DENMARK156♦♣7=+11
-10.2Round 18🇳🇱 NETHERLANDS276♥♣A-1-11
-10.5Round 14🇵🇱 POLAND284♥♦J-1-13
-11.2Round 18🇳🇱 NETHERLANDS323NTx♣3=-12
-13.7Round 14🇵🇱 POLAND263NTx♥6-2-15
-14.0Round 21🇳🇴 NORWAY76♦♠K=+0
-16.7Round 6🇳🇿 NEW ZEALAND246♠x♥K-6-18