🇸🇬 NG Chun Tat · SINGAPORE

136rank
-329.7Butler · 240 bds
-1.37per board
±4.8swing
-1.52vs par /bd · #128/130
-1.16adjusted /bd
Butler per round: -15.1 -31.1 -27.8 15.6 -53.3 8.3 -17.9 -29.5 -19.3 -33.1 -36.1 -2.3 -67.2 -7.5 -13.4by round

vs par split: bidding -0.87 · play -0.65

Strength of schedule: opponents averaged +0.22/bd (a tough draw) → opponent-adjusted -1.16/bd

Card play — on target: opening leads 88.1% #5 of 130 · declarer play 66.7% #114 of 130 · defence 79.4% #121 of 130

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (6)86.1% (36)
Declarer play61.1% (18)68.6% (51)
Defence59.3% (27)87.1% (70)

Opening leads by suit led: ♠ 100.0% (13) · ♥ 66.7% (9) · ♦ 91.7% (12) · ♣ 87.5% (8)

vs par by strain: NT -1.99 (68) · a suit -1.34 (172)

vs par by level: part-score -1.62 (88) · game -1.41 (131) · slam -1.76 (21)

By role: declaring -1.88/bd (-3.48 vs par · 143) · defending -0.63/bd (+1.36 vs par · 97)

By vulnerability: vulnerable -1.49/bd (-1.90 vs par · 120) · not vulnerable -1.25/bd (-1.14 vs par · 120)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2D.MaggsB.Norton – M.BellOpen16-15.1-0.94-0.88
Round 3D.MaggsL.Chemaly – J.GrantOpen16-31.1-1.94-1.25
Round 5D.MaggsA.Birman – D.PadonClosed16-27.8-1.74-1.31
Round 6D.MaggsM.Klukowski – P.GawrysClosed16+15.6+0.97+0.88
Round 8D.MaggsD.Danailov – Z.DraganovOpen16-53.3-3.33-2.88
Round 9D.MaggsS.Sze – W.ChiuClosed16+8.3+0.52+2.06
Round 10D.MaggsF.Hugony – F.VinciClosed16-17.9-1.12-1.12
Round 11D.MaggsS.Hans – P.GillClosed16-29.5-1.84-3.62
Round 12D.MaggsG.Helgemo – T.HelnessClosed16-19.3-1.21-2.69
Round 15D.MaggsC.Szabo – G.WinklerOpen16-33.1-2.07-4.62
Round 16D.MaggsJ.Kranyak – V.DemuyOpen16-36.1-2.26-0.75
Round 17D.MaggsJ.Shivdasani – S.ThakralOpen16-2.3-0.14-0.50
Round 18D.MaggsS.Weinstein – B.LevinClosed16-67.2-4.20-4.19
Round 20D.MaggsW.El Ahmady – R.AmiryOpen16-7.5-0.47-2.06
Round 21D.MaggsH.Ghoneim – A.MehilbaClosed16-13.4-0.84+0.12

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
+13.9Round 11🇦🇺 AUSTRALIA25♦x♥4=+2
+13.3Round 6🇨🇭 SWITZERLAND307♠♣K-1+13
+10.9Round 9🇭🇰 CHINA HONG KONG73NTx♥6-3+7
+9.6Round 8🇧🇬 BULGARIA184♠x♦3-2+9
+9.1Round 10🇮🇹 ITALY196♠♣5=+0
+9.0Round 9🇭🇰 CHINA HONG KONG24♦♠4=+11
+8.9Round 16🇺🇸 USA 2327NT♦J-1+17
+8.8Round 17🇮🇳 INDIA132♠♣2+2+10
+8.7Round 21🇦🇪 UAE63NT♦3-1+5
+8.6Round 21🇦🇪 UAE86♠♥3+1+11
+6.8Round 10🇮🇹 ITALY174♥♦K-4+12
+6.2Round 5🇮🇱 ISRAEL106♠♦6+1+13
+6.0Round 21🇦🇪 UAE103♦♣3+1+7
+5.7Round 6🇨🇭 SWITZERLAND246♦♠A-1+10
+5.6Round 9🇭🇰 CHINA HONG KONG34♥♠3-1+10
+5.2Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND234♠♥2=+17
+5.2Round 16🇺🇸 USA 2204♠♥3-2+15
+5.1Round 8🇧🇬 BULGARIA203♥♣K-1+6
+5.0Round 10🇮🇹 ITALY274♥♦3=+0
+4.9Round 12🇳🇴 NORWAY274♥♦7+2+14
+4.7Round 17🇮🇳 INDIA74♠♥2=+3
+4.5Round 16🇺🇸 USA 2302♠♦Q=+0
+4.4Round 6🇨🇭 SWITZERLAND212♣♠K-2+6
+4.2Round 11🇦🇺 AUSTRALIA14♥♣A=+3
+4.2Round 18🇺🇸 USA 1226NT♣2=-11
+4.0Round 3🇿🇦 SOUTH AFRICA94♠♥9-2+12
+3.9Round 6🇨🇭 SWITZERLAND264♠♦A+1+0
+3.8Round 20🇪🇬 EGYPT254♠♦K=-1
+3.7Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND273♣♦4+2+1
+3.7Round 10🇮🇹 ITALY282♠♥6+1+6
+3.6Round 5🇮🇱 ISRAEL14♥♣7+2+1
+3.5Round 5🇮🇱 ISRAEL124♠♠3=+0
+3.5Round 18🇺🇸 USA 1235♣♥5=+13
+3.4Round 3🇿🇦 SOUTH AFRICA43NT♠5+1+1
+3.3Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND304♠♣3=+3
+3.1Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND264♦♠9=+0
+3.1Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND291NT♦3-1+0
+3.0Round 9🇭🇰 CHINA HONG KONG63NT♣K-2+6
+3.0Round 11🇦🇺 AUSTRALIA152NT♦3-1+5
+2.8Round 12🇳🇴 NORWAY183NT♥3=+3
+2.7Round 6🇨🇭 SWITZERLAND173♦♠9+2+7
+2.7Round 12🇳🇴 NORWAY224♥♦2=-1
+2.7Round 16🇺🇸 USA 2225♣x♥3-1+6
+2.6Round 6🇨🇭 SWITZERLAND282♠♥K+1+1
+2.4Round 9🇭🇰 CHINA HONG KONG134♥♦2+1+0
+2.3Round 6🇨🇭 SWITZERLAND225♥♠5-1-3
+2.3Round 12🇳🇴 NORWAY212♠♦A+2+1
+2.3Round 18🇺🇸 USA 1273♥♠3=+0
+2.2Round 3🇿🇦 SOUTH AFRICA102NT♥10+2+2
+2.1Round 17🇮🇳 INDIA153NT♥2+3-12
+2.0Round 5🇮🇱 ISRAEL155♣x♦Q-2-5
+2.0Round 9🇭🇰 CHINA HONG KONG54♥♣J=-1
+2.0Round 15🇭🇺 HUNGARY22♠♦A+1+0
+2.0Round 20🇪🇬 EGYPT274♠x♦A-1+0
+1.9Round 20🇪🇬 EGYPT293♥♦A-1-1
+1.8Round 10🇮🇹 ITALY211NT♣3+4+2
+1.7Round 17🇮🇳 INDIA54♠♥J=-1
+1.6Round 3🇿🇦 SOUTH AFRICA84♥♣3=+7
+1.6Round 5🇮🇱 ISRAEL33♠♠2=+0
+1.6Round 15🇭🇺 HUNGARY33NT♣Q=-1
+1.5Round 21🇦🇪 UAE96NT♦6=+0
+1.3Round 3🇿🇦 SOUTH AFRICA141♠♣3=+1
+1.3Round 15🇭🇺 HUNGARY93NT♠J+3-10
+1.3Round 16🇺🇸 USA 2181NT♠10-1+11
+1.2Round 20🇪🇬 EGYPT184♠x♦A-3-5
+1.1Round 9🇭🇰 CHINA HONG KONG154♠♥10+1+0
+1.1Round 11🇦🇺 AUSTRALIA103NT♠5+1+0
+1.0Round 9🇭🇰 CHINA HONG KONG83♣♣A-1+8
+1.0Round 11🇦🇺 AUSTRALIA34♠♦K=+0
+1.0Round 12🇳🇴 NORWAY194♥♠2+1+0
+1.0Round 17🇮🇳 INDIA162♦♣K=-1
+1.0Round 20🇪🇬 EGYPT303♥♥5-1-2
+1.0Round 20🇪🇬 EGYPT321NT♠5=+5
+0.9Round 3🇿🇦 SOUTH AFRICA163NT♣2+2+0
+0.9Round 5🇮🇱 ISRAEL84♥♦Q-2+5
+0.8Round 10🇮🇹 ITALY203NT♠2+3+2
+0.8Round 12🇳🇴 NORWAY283NT♥9+2+0
+0.8Round 20🇪🇬 EGYPT201NT♥2-2+2
+0.8Round 20🇪🇬 EGYPT223NT♥2+2+0
+0.7Round 17🇮🇳 INDIA93♦♣2=+5
+0.7Round 20🇪🇬 EGYPT193NT♥10=-1
+0.6Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND225♦♥6=+1
+0.6Round 21🇦🇪 UAE163NT♦6+2+0
+0.4Round 11🇦🇺 AUSTRALIA124♠♣K=+0
+0.4Round 17🇮🇳 INDIA31NT♣5+1-1
+0.4Round 20🇪🇬 EGYPT264♥♣A=+0
+0.3Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND253NT♣2-1-1
+0.3Round 10🇮🇹 ITALY294♠♦J+2+13
+0.3Round 12🇳🇴 NORWAY234♠♦J+1-13
+0.3Round 15🇭🇺 HUNGARY142♥♣K-1+4
+0.2Round 6🇨🇭 SWITZERLAND195♦♠Q=-2
+0.2Round 9🇭🇰 CHINA HONG KONG42♥♥5+1+0
+0.2Round 17🇮🇳 INDIA101NT♥5-1+0
+0.1Round 11🇦🇺 AUSTRALIA144♠♣A=+1
+0.1Round 16🇺🇸 USA 2241NT♥3+4+5
+0.0Round 15🇭🇺 HUNGARY74NT♣K=-1
+0.0Round 17🇮🇳 INDIA13NT♣10+1+0
-0.0Round 20🇪🇬 EGYPT213NT♠9=+0
+0.0Round 21🇦🇪 UAE144NT♣8=+11
-0.1Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND324♥♥10=+0
-0.2Round 5🇮🇱 ISRAEL143♥♠9=+6
-0.2Round 17🇮🇳 INDIA143NT♦3+2-1
-0.3Round 3🇿🇦 SOUTH AFRICA55♦♠Q+1-1
-0.3Round 5🇮🇱 ISRAEL65♠x♥6-2+0
-0.3Round 8🇧🇬 BULGARIA294♠♦2+1+0
-0.4Round 3🇿🇦 SOUTH AFRICA113♠♥4-1-4
-0.4Round 6🇨🇭 SWITZERLAND274♥♠4+1+0
-0.4Round 8🇧🇬 BULGARIA283♦♥J=+1
-0.4Round 12🇳🇴 NORWAY172♥♣Q=-1
-0.6Round 15🇭🇺 HUNGARY133♣♥4-1-5
-0.6Round 16🇺🇸 USA 2233NT♥2+2-13
-0.6Round 20🇪🇬 EGYPT313♥♦6-2+0
-0.7Round 6🇨🇭 SWITZERLAND311♠♠J-1+0
-0.7Round 8🇧🇬 BULGARIA234♥♠K+2+12
-0.8Round 5🇮🇱 ISRAEL163♣♥K=+0
-0.9Round 12🇳🇴 NORWAY264♥♠K=+0
-1.0Round 6🇨🇭 SWITZERLAND293NT♠Q=+0
-1.0Round 8🇧🇬 BULGARIA214♣♣Q=+0
-1.0Round 17🇮🇳 INDIA44♠♥A+2+13
-1.0Round 21🇦🇪 UAE124♠♠9-1+6
-1.1Round 18🇺🇸 USA 1324♠♥7+1+0
-1.2Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND316♠♦6=-11
-1.2Round 3🇿🇦 SOUTH AFRICA14♥♦A+1+0
-1.2Round 6🇨🇭 SWITZERLAND324♠♣2+1+13
-1.3Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND191NT♠K=+1
-1.3Round 12🇳🇴 NORWAY242♣♥K-2+1
-1.3Round 12🇳🇴 NORWAY291♠♠4+1+0
-1.3Round 16🇺🇸 USA 2173♥♣A=-1
-1.3Round 21🇦🇪 UAE24♥♣4-1-5
-1.5Round 15🇭🇺 HUNGARY64♠♦Q-1-5
-1.5Round 15🇭🇺 HUNGARY161NT♠3+1-7
-1.5Round 18🇺🇸 USA 1251NT♠2+2-1
-1.7Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND243NT♥10+2+0
-1.7Round 12🇳🇴 NORWAY315♠x♣A+1-11
-1.7Round 15🇭🇺 HUNGARY43NT♠3=+0
-1.7Round 17🇮🇳 INDIA123NT♥Q=+1
-1.8Round 3🇿🇦 SOUTH AFRICA65♦x♦Q-1-6
-1.8Round 9🇭🇰 CHINA HONG KONG13♦♦8=+0
-1.8Round 10🇮🇹 ITALY241NT♠2+3+6
-1.9Round 17🇮🇳 INDIA24♥♠7+1-1
-2.0Round 3🇿🇦 SOUTH AFRICA155♥x♦Q-2+0
-2.0Round 5🇮🇱 ISRAEL54♥♥3+1+0
-2.0Round 15🇭🇺 HUNGARY112♠♥6+1-6
-2.0Round 21🇦🇪 UAE74♥♦3+1+0
-2.1Round 18🇺🇸 USA 1211NT♠7-1-5
-2.1Round 21🇦🇪 UAE52♠♥A-3+10
-2.2Round 8🇧🇬 BULGARIA274♥♠K-2-6
-2.2Round 10🇮🇹 ITALY303♥♦7-1-4
-2.4Round 9🇭🇰 CHINA HONG KONG143NT♥5+3+11
-2.6Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND285♥x♦K-1+0
-2.6Round 20🇪🇬 EGYPT243NT♦A-1-5
-2.6Round 21🇦🇪 UAE152♠♦Q=-5
-2.7Round 6🇨🇭 SWITZERLAND182♦♥9-3-10
-2.7Round 9🇭🇰 CHINA HONG KONG103NT♦5-1-6
-2.7Round 15🇭🇺 HUNGARY102♦♠K-1+0
-2.7Round 16🇺🇸 USA 2275♣x♠6-3-2
-2.8Round 18🇺🇸 USA 1316♣♠A=+2
-2.9Round 10🇮🇹 ITALY313♣♦A-1+0
-2.9Round 18🇺🇸 USA 1287♥x♠A-3-7
-3.0Round 10🇮🇹 ITALY222NT♥9-4-7
-3.1Round 11🇦🇺 AUSTRALIA115♣♠6-2-6
-3.1Round 15🇭🇺 HUNGARY153♦♠K=+3
-3.3Round 6🇨🇭 SWITZERLAND253NT♥6-1-5
-3.6Round 8🇧🇬 BULGARIA221NT♠7+2-10
-3.7Round 5🇮🇱 ISRAEL134♣♦6-1-6
-3.7Round 8🇧🇬 BULGARIA313NT♥5+3-11
-3.7Round 15🇭🇺 HUNGARY81NT♦2+1-7
-3.7Round 17🇮🇳 INDIA82♠♣8=-6
-3.8Round 6🇨🇭 SWITZERLAND233♦♦7-1-5
-3.8Round 8🇧🇬 BULGARIA243NT♠3=+0
-3.9Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND213♣♥10-4-2
-3.9Round 9🇭🇰 CHINA HONG KONG164♠♣3-1-6
-4.0Round 3🇿🇦 SOUTH AFRICA25♦♠K-1-6
-4.0Round 20🇪🇬 EGYPT172♠♥2=-6
-4.0Round 21🇦🇪 UAE14♥♥2-1-4
-4.2Round 15🇭🇺 HUNGARY123NT♠2+3-17
-4.3Round 11🇦🇺 AUSTRALIA43NT♠4-4-7
-4.4Round 12🇳🇴 NORWAY203♥♣A+2-9
-4.5Round 10🇮🇹 ITALY184♥♦A-1-6
-4.7Round 9🇭🇰 CHINA HONG KONG93NT♥J=-6
-4.7Round 9🇭🇰 CHINA HONG KONG114♥♦A=+0
-4.7Round 11🇦🇺 AUSTRALIA74♠♣2=+0
-4.7Round 11🇦🇺 AUSTRALIA134♠♣J+1-1
-4.7Round 15🇭🇺 HUNGARY13NT♠6-1-10
-5.0Round 3🇿🇦 SOUTH AFRICA74♠♣A-2-7
-5.0Round 17🇮🇳 INDIA62♠♠10+3-6
-5.1Round 18🇺🇸 USA 1243NT♣4+1-1
-5.2Round 16🇺🇸 USA 2263♥♦3-2-3
-5.3Round 5🇮🇱 ISRAEL94♥♠Q-1-12
-5.3Round 11🇦🇺 AUSTRALIA164♥♣6-1-9
-5.3Round 16🇺🇸 USA 2193♥♥3-1-5
-5.3Round 18🇺🇸 USA 1196♣♦J=+1
-5.3Round 20🇪🇬 EGYPT233♠♦10=-8
-5.6Round 21🇦🇪 UAE33♦x♠9-3-13
-5.7Round 21🇦🇪 UAE116♣x♥A-2-5
-5.8Round 10🇮🇹 ITALY326NT♠10=-13
-6.0Round 11🇦🇺 AUSTRALIA54♥♣K=-10
-6.2Round 12🇳🇴 NORWAY251NT♥K=-5
-6.4Round 6🇨🇭 SWITZERLAND201NT♠2+1-11
-6.4Round 8🇧🇬 BULGARIA263♥♦K+1-1
-6.4Round 11🇦🇺 AUSTRALIA93♠♥A+1-10
-6.5Round 10🇮🇹 ITALY233NT♠8=-10
-6.7Round 9🇭🇰 CHINA HONG KONG126♠♦K=-1
-6.9Round 5🇮🇱 ISRAEL114♠x♠5-2-5
-7.0Round 8🇧🇬 BULGARIA256♠♦A-2-7
-7.0Round 16🇺🇸 USA 2312♣x♥Q-4-5
-7.2Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND184♥♠K+1-4
-7.2Round 21🇦🇪 UAE134♥♠8-2-8
-7.3Round 21🇦🇪 UAE44♣♥K=-8
-7.4Round 5🇮🇱 ISRAEL43NT♥4-1-6
-7.5Round 12🇳🇴 NORWAY325♣♥3-3-11
-7.7Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND204♠♦7-2-8
-7.8Round 5🇮🇱 ISRAEL74♦♥K+1-11
-7.8Round 16🇺🇸 USA 2296♠♥A-1-13
-8.2Round 18🇺🇸 USA 1173NTx♣8-2-10
-8.3Round 16🇺🇸 USA 2213♦x♦2-4-4
-8.4Round 17🇮🇳 INDIA116♠♣10-2-11
-8.6Round 20🇪🇬 EGYPT283♦♥4-2-11
-8.7Round 2🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND174♥♣5-3-11
-8.7Round 8🇧🇬 BULGARIA303NT♥2-1-10
-8.7Round 18🇺🇸 USA 1185♦♥J-1-13
-8.7Round 18🇺🇸 USA 1295♥x♠K-2-8
-8.8Round 3🇿🇦 SOUTH AFRICA124♣x♦K-2-9
-8.9Round 8🇧🇬 BULGARIA325♥♥10-2-7
-8.9Round 11🇦🇺 AUSTRALIA63♦♥Q+4-15
-9.1Round 10🇮🇹 ITALY254♥♦8=-11
-9.3Round 3🇿🇦 SOUTH AFRICA133♠♥Q+1-10
-9.6Round 10🇮🇹 ITALY263♥♠4+1-8
-9.6Round 16🇺🇸 USA 2253NT♠J=-11
-9.7Round 8🇧🇬 BULGARIA192♠x♥9+1-10
-9.7Round 18🇺🇸 USA 1266♠♠2-1-13
-9.8Round 11🇦🇺 AUSTRALIA86♠♦A-1-11
-9.9Round 18🇺🇸 USA 1304♥x♠3-3-9
-10.4Round 12🇳🇴 NORWAY305♥♠A-1-11
-11.0Round 16🇺🇸 USA 2285♥x♠2-3-9
-11.2Round 5🇮🇱 ISRAEL26♥♦5=-1
-11.2Round 18🇺🇸 USA 1203NTx♥A-3-5
-11.6Round 8🇧🇬 BULGARIA174♦x♦K-5-12
-11.7Round 3🇿🇦 SOUTH AFRICA33NT♠Q=+0
-12.6Round 15🇭🇺 HUNGARY54♥x♠A-5-12