🇸🇬 CHAN Kenneth · SINGAPORE

41rank
+48.1Butler · 140 bds
+0.34per board
±4.5swing
+0.94vs par /bd · #5/116
+0.34adjusted /bd
Butler per round: -1 30.2 -6.5 -2.1 -15.3 -1.9 19.7 14.3 -2.8 13.5by round

vs par split: bidding +0.63 · play +0.40

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted +0.34/bd

Card play — on target: opening leads 72.2% #98 of 116 · declarer play 74.2% #52 of 116 · defence 88.9% #21 of 116

Card play by contract type — on target
vs NTvs a suit
Opening leads57.1% (7)75.9% (29)
Declarer play50.0% (10)85.7% (21)
Defence87.5% (16)89.3% (56)

Opening leads by suit led: ♠ 90.9% (11) · ♥ 85.7% (7) · ♦ 60.0% (15) · ♣ 33.3% (3)

vs par by strain: NT -0.44 (41) · a suit +1.51 (99)

vs par by level: part-score +0.62 (55) · game +1.30 (77) · slam -0.25 (8)

By role: declaring +0.40/bd (-0.75 vs par · 67) · defending +0.29/bd (+2.49 vs par · 73)

By vulnerability: vulnerable -0.10/bd (+0.60 vs par · 70) · not vulnerable +0.79/bd (+1.29 vs par · 70)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2S.LiB.Kristensen – K.RosenbergOpen14-1.0-0.07+0.57
Round 3S.LiM.Vagi – D.TubakClosed14+30.2+2.16+1.50
Round 6S.LiH.Tanabe – T.KikuchiOpen14-6.5-0.46+2.93
Round 9S.LiRIPON RASHEDUL HASAN – B.SahaClosed14-2.1-0.15+0.79
Round 11S.LiC.Deheeger – A.Rouanet-LabeOpen14-15.3-1.09-1.57
Round 12S.LiD.Cozart – J.TsangClosed14-1.9-0.14-0.71
Round 14S.LiT.Grude – A.GundersenClosed14+19.7+1.41+2.64
Round 16S.LiV.Wan – X.ChanClosed14+14.3+1.02+1.57
Round 19S.LiO.Koivu – A.AaltoClosed14-2.8-0.20+0.86
Round 21S.LiR.Garcia Da Rosa – M.CrusizioOpen14+13.5+0.96+0.86

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
+15.0Round 3🇭🇺 HUNGARY84♥x♥A-6+14
+11.8Round 2🇺🇸 USA1163NT♦3-3+13
+11.0Round 9🇧🇩 BANGLADESH113♠x♥3-3+9
+10.5Round 21🇦🇷 ARGENTINA77♣♣3=+10
+10.1Round 16🇭🇰 CHINA HONG KONG203♥♠10+1+10
+9.2Round 3🇭🇺 HUNGARY124♥♠10-2+11
+8.5Round 9🇧🇩 BANGLADESH84♠x♠7-4+9
+8.0Round 16🇭🇰 CHINA HONG KONG284♠♣8-1+11
+7.7Round 21🇦🇷 ARGENTINA84♥♠Q=+7
+7.3Round 12🇨🇦 CANADA183NT♦3=+10
+7.3Round 12🇨🇦 CANADA233NT♠2-2+12
+7.2Round 14🇳🇴 NORWAY151♠♣4+4+15
+7.0Round 14🇳🇴 NORWAY203NT♠K=+0
+6.7Round 21🇦🇷 ARGENTINA134♠♠5=+0
+6.6Round 6🇯🇵 JAPAN173♦♦3+1+13
+6.4Round 3🇭🇺 HUNGARY42♠♦2-1+6
+6.3Round 11🇫🇷 FRANCE134♠♦6=+0
+5.1Round 14🇳🇴 NORWAY223♣♠J=+6
+5.0Round 21🇦🇷 ARGENTINA115♣x♦K-2+5
+4.9Round 19🇫🇮 FINLAND54♥♥10=+11
+4.4Round 3🇭🇺 HUNGARY62♠♥8-4+3
+4.3Round 21🇦🇷 ARGENTINA24♠♣J-1+5
+4.1Round 14🇳🇴 NORWAY174NT♠4-3+11
+3.9Round 14🇳🇴 NORWAY264♠♥J=+0
+3.9Round 16🇭🇰 CHINA HONG KONG154♥♦7-1+10
+3.8Round 11🇫🇷 FRANCE93♠♣5+1+12
+3.7Round 19🇫🇮 FINLAND81NT♦6=+5
+3.3Round 11🇫🇷 FRANCE72♠♥7-1+5
+3.0Round 2🇺🇸 USA1224♠♦A-1+6
+3.0Round 16🇭🇰 CHINA HONG KONG231NT♣K=-1
+3.0Round 19🇫🇮 FINLAND32♦♠A+1+6
+2.8Round 3🇭🇺 HUNGARY74♠♠9=+9
+2.8Round 16🇭🇰 CHINA HONG KONG243NT♠5+1+1
+2.6Round 2🇺🇸 USA1243♠♣J-1+5
+2.6Round 19🇫🇮 FINLAND114♣♠8+1+2
+2.5Round 2🇺🇸 USA1236♥♥8=-13
+2.5Round 6🇯🇵 JAPAN254♠♥3-1+5
+2.5Round 11🇫🇷 FRANCE144♠♦K+1+14
+2.4Round 6🇯🇵 JAPAN274♠♥6=+3
+2.3Round 3🇭🇺 HUNGARY14♥♠Q+2-10
+2.3Round 12🇨🇦 CANADA256NT♦9=-11
+2.2Round 9🇧🇩 BANGLADESH45♣x♠A-2+4
+2.0Round 6🇯🇵 JAPAN284♥♠4=+0
+2.0Round 12🇨🇦 CANADA244♦♥Q-2+0
+1.9Round 19🇫🇮 FINLAND15♦♣A=+3
+1.8Round 3🇭🇺 HUNGARY22NT♦J=+0
+1.8Round 12🇨🇦 CANADA212♥♠K+1+1
+1.7Round 6🇯🇵 JAPAN196NT♦8+1+1
+1.6Round 14🇳🇴 NORWAY283NT♥5+1+0
+1.5Round 9🇧🇩 BANGLADESH53♦♣2=+0
+1.4Round 14🇳🇴 NORWAY252♥♠2-3+1
+1.4Round 16🇭🇰 CHINA HONG KONG254♠♦4+2+13
+1.3Round 2🇺🇸 USA1194♠♣5=+0
+1.1Round 16🇭🇰 CHINA HONG KONG161NT♣3+1-7
+1.0Round 12🇨🇦 CANADA153NT♥3+2+11
+1.0Round 14🇳🇴 NORWAY191NT♠6-1-1
+0.9Round 3🇭🇺 HUNGARY102♠♦4+1-1
+0.7Round 2🇺🇸 USA1212♠♥3=+0
+0.7Round 14🇳🇴 NORWAY271NT♠10+2+1
+0.6Round 11🇫🇷 FRANCE106NT♣5=+0
+0.6Round 12🇨🇦 CANADA174♠x♠2-2+0
+0.6Round 21🇦🇷 ARGENTINA125♣♦3+1+1
+0.4Round 14🇳🇴 NORWAY212♠♦K=+1
+0.3Round 2🇺🇸 USA1283NT♦3+3+11
+0.3Round 14🇳🇴 NORWAY181NT♠4+1+0
+0.3Round 21🇦🇷 ARGENTINA103NT♠3-1+6
+0.2Round 6🇯🇵 JAPAN223NT♥3=+2
+0.2Round 9🇧🇩 BANGLADESH61NTx♠10-1-11
+0.2Round 12🇨🇦 CANADA274♥♣K+1+0
+0.2Round 16🇭🇰 CHINA HONG KONG192♥♦Q+2+10
+0.1Round 19🇫🇮 FINLAND22♣♠Q+2+11
-0.0Round 3🇭🇺 HUNGARY132♥♦3=-1
+0.0Round 11🇫🇷 FRANCE16♦♣A=-2
-0.1Round 16🇭🇰 CHINA HONG KONG173NT♣5=-1
-0.2Round 9🇧🇩 BANGLADESH123NT♥2=+0
-0.4Round 2🇺🇸 USA1173♠x♦8-2+12
-0.4Round 2🇺🇸 USA1184♠♦10=+0
-0.4Round 11🇫🇷 FRANCE51NT♣A-1-2
-0.4Round 21🇦🇷 ARGENTINA13NT♠J=+1
-0.5Round 9🇧🇩 BANGLADESH142♠♥A+2-2
-0.5Round 12🇨🇦 CANADA263NT♣9=-1
-0.6Round 16🇭🇰 CHINA HONG KONG182♠♦Q+1+0
-0.7Round 11🇫🇷 FRANCE44♠♦K+2-13
-0.8Round 6🇯🇵 JAPAN265♦x♠A-1+7
-0.9Round 2🇺🇸 USA1273NT♠7+2+0
-0.9Round 11🇫🇷 FRANCE82♠♦6+1+0
-1.0Round 3🇭🇺 HUNGARY114♥♦A-2+1
-1.0Round 3🇭🇺 HUNGARY144♠♣5=+1
-1.0Round 11🇫🇷 FRANCE114♥♠6-2-7
-1.0Round 16🇭🇰 CHINA HONG KONG273NT♥6=+0
-1.1Round 6🇯🇵 JAPAN153♥♦6+1-6
-1.1Round 19🇫🇮 FINLAND122♥♣K=+0
-1.2Round 6🇯🇵 JAPAN165♣♠6+1+11
-1.3Round 2🇺🇸 USA1154♠♦10+1+0
-1.4Round 3🇭🇺 HUNGARY94♠♥K-1-5
-1.5Round 19🇫🇮 FINLAND43♣♦A-1-11
-1.5Round 21🇦🇷 ARGENTINA143NT♠3=-2
-1.7Round 19🇫🇮 FINLAND142NT♣Q-2-5
-1.7Round 21🇦🇷 ARGENTINA44♠♥2+1-1
-1.9Round 16🇭🇰 CHINA HONG KONG211NT♥4-2-2
-1.9Round 19🇫🇮 FINLAND74♠x♦4-1-8
-2.0Round 14🇳🇴 NORWAY244♠♠3=+1
-2.1Round 9🇧🇩 BANGLADESH93♠♠10=-1
-2.1Round 9🇧🇩 BANGLADESH105♣♠K+1+13
-2.1Round 12🇨🇦 CANADA162♥♠A+1+0
-2.2Round 21🇦🇷 ARGENTINA54♥♣K=-8
-2.3Round 19🇫🇮 FINLAND106♠♦Q=+13
-2.4Round 6🇯🇵 JAPAN202♥♠J-3+8
-2.5Round 19🇫🇮 FINLAND62♦♣3=-5
-2.8Round 9🇧🇩 BANGLADESH74♠♠9+2-2
-3.0Round 9🇧🇩 BANGLADESH32NT♣10=+0
-3.1Round 6🇯🇵 JAPAN244♠♥K-4-2
-3.1Round 16🇭🇰 CHINA HONG KONG223NT♠5-2-11
-3.2Round 19🇫🇮 FINLAND94♠♦7=-1
-3.4Round 9🇧🇩 BANGLADESH134♠x♦K-1+7
-3.4Round 14🇳🇴 NORWAY162♠♣Q=+1
-3.5Round 2🇺🇸 USA1202NT♦J-2-3
-3.6Round 11🇫🇷 FRANCE34♣♥2+1-6
-3.7Round 12🇨🇦 CANADA282♦x♠A-3-9
-3.8Round 9🇧🇩 BANGLADESH14♥♣5-1-5
-3.8Round 21🇦🇷 ARGENTINA92♠♠3-1-5
-4.0Round 6🇯🇵 JAPAN232♠♦3+1-1
-4.2Round 21🇦🇷 ARGENTINA34♠♥4=+0
-4.3Round 6🇯🇵 JAPAN213NT♦9+1+0
-4.4Round 3🇭🇺 HUNGARY53NT♠2-2-6
-4.4Round 12🇨🇦 CANADA223♣♦2+2+0
-4.8Round 3🇭🇺 HUNGARY34♥♦6+1-1
-4.8Round 19🇫🇮 FINLAND133NT♦8-5-9
-5.0Round 6🇯🇵 JAPAN186♦♠4=+0
-5.3Round 12🇨🇦 CANADA203NT♠3-1-12
-5.4Round 11🇫🇷 FRANCE22♣♥A-2-7
-7.6Round 9🇧🇩 BANGLADESH24♥x♦K=-10
-7.6Round 14🇳🇴 NORWAY235♣♦A=+1
-7.7Round 2🇺🇸 USA1264♥♠K=-9
-7.8Round 21🇦🇷 ARGENTINA63NT♣4=-7
-8.4Round 12🇨🇦 CANADA193♠♠3=-11
-9.0Round 2🇺🇸 USA1254♠♥6+3-14
-9.5Round 16🇭🇰 CHINA HONG KONG263♦♣3+1-11
-9.9Round 11🇫🇷 FRANCE63NT♣7+1-11
-9.9Round 11🇫🇷 FRANCE125♠x♥Q-1-5