🇸🇬 KOH Han Wei · SINGAPORE

9rank
+69.6Butler · 104 bds
+0.67per board
±4.4swing
+0.78vs par /bd · #12/111
+0.49adjusted /bd
Butler per round: -24.4 4.6 20.4 3 -15 -1.2 4.7 5.2 23.7 17.8 -4.6 25.9 9.5by round

vs par split: bidding +0.31 · play +0.47

Strength of schedule: opponents averaged -0.18/bd (an easy draw) → opponent-adjusted +0.49/bd

Card play — on target: opening leads 84.6% #27 of 111 · declarer play 72.0% #69 of 111 · defence 82.8% #68 of 111

Bidding activity — not a pass: 37.5% #103 of 111 (116/309)

Card play by contract type — on target
vs NTvs a suit
Opening leads70.0% (10)93.8% (16)
Declarer play50.0% (6)78.9% (19)
Defence77.8% (18)85.0% (40)

Opening leads by suit led: ♠ 83.3% (6) · ♥ 75.0% (8) · ♦ 83.3% (6) · ♣ 100.0% (6)

vs par by strain: NT +0.83 (29) · a suit +0.76 (75)

vs par by level: part-score +0.29 (41) · game +0.54 (57) · slam +6.33 (6)

By role: declaring +0.50/bd (-2.44 vs par · 46) · defending +0.80/bd (+3.33 vs par · 58)

By vulnerability: vulnerable +1.03/bd (+1.17 vs par · 52) · not vulnerable +0.31/bd (+0.39 vs par · 52)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.OngD.Murray – E.GardnerClosed8-24.4-3.05-3.62
Round 2J.OngC.Chiang – Y.ChengOpen8+4.6+0.57+1.75
Round 4J.OngR.Toom – R.ZvorovskiClosed8+20.4+2.55+1.62
Round 5J.OngN.Davila – B.PerezOpen8+3.0+0.38-0.88
Round 7J.OngZ.Chu – H.GaoClosed8-15.0-1.88-2.62
Round 10J.OngR.Kreitals – D.JansonsOpen8-1.2-0.15-1.25
Round 11J.OngA.Momov – D.LazarovClosed8+4.7+0.59+2.00
Round 12J.OngE.Vallet – R.BlochClosed8+5.2+0.65+1.62
Round 13J.OngA.Hutton – O.PowellOpen8+23.7+2.96+5.00
Round 15J.OngJ.Udomsrirungruang – M.JohnstoneOpen8+17.8+2.23+5.00
Round 17J.OngA.Dhir – V.ZhuClosed8-4.6-0.57+0.50
Round 18J.OngP.Petrov – A.BauerClosed8+25.9+3.24+1.00
Round 19J.OngJ.Andruszkiewicz – E.SuchardaOpen8+9.5+1.19+0.00

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
+12.0Round 4🇪🇪 ESTONIA286♠♦J-1+16
+10.2Round 15🇺🇸 USA1205♣x♥A-1+13
+9.6Round 18🇩🇪 GERMANY96♥♣4=+0
+8.5Round 4🇪🇪 ESTONIA263NT♠A+1+0
+8.5Round 18🇩🇪 GERMANY103NT♥6-2+17
+8.3Round 11🇧🇬 BULGARIA227♠♣A-2+11
+8.2Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND75♠♣3+1+13
+7.3Round 12🇫🇷 FRANCE284♠x♦6=+10
+6.8Round 4🇪🇪 ESTONIA303NT♣T=+7
+6.7Round 11🇧🇬 BULGARIA233NT♥8-1+12
+6.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND65♦x♣Q-2+9
+6.4Round 18🇩🇪 GERMANY123NT♥5+1+1
+6.3Round 15🇺🇸 USA1173NT♠4-1+10
+6.2Round 15🇺🇸 USA1182♣♦6-2+8
+6.2Round 17🇺🇸 USA264♥x♠K=+5
+6.1Round 19🇵🇱 POLAND196♥♣K-3+17
+5.8Round 2🇹🇼 CHINESE TAIPEI133♥♣A=+7
+5.8Round 18🇩🇪 GERMANY162NT♠2+2+2
+5.7Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND34♦♠K=+1
+5.5Round 5🇨🇱 CHILE52♠♥A+1+10
+4.8Round 19🇵🇱 POLAND234♠♥K+2-12
+4.6Round 18🇩🇪 GERMANY143NT♠Q-2+0
+4.3Round 2🇹🇼 CHINESE TAIPEI94♠x♣5=+5
+4.0Round 17🇺🇸 USA242♠♣A+2+2
+3.8Round 4🇪🇪 ESTONIA312♠♦5-2+5
+3.7Round 1🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND22NT♣6-1+6
+3.7Round 19🇵🇱 POLAND244♠♣Q-1+5
+3.5Round 2🇹🇼 CHINESE TAIPEI124♥♠K-2+6
+3.5Round 10🇱🇻 LATVIA124♠♦2=+6
+3.2Round 10🇱🇻 LATVIA142♥♦K+1+0
+2.6Round 11🇧🇬 BULGARIA212NT♠K+1+1
+2.5Round 19🇵🇱 POLAND185♦♣J-1-2
+2.2Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND23♣♥3-1+5
+2.1Round 5🇨🇱 CHILE83♥♠K-1+4
+2.1Round 11🇧🇬 BULGARIA203♥♥A-2+2
+2.0Round 12🇫🇷 FRANCE323NT♠4=+2
+1.6Round 2🇹🇼 CHINESE TAIPEI154♠♥7-1+10
+1.6Round 7🇨🇳 CHINA183♦♣8=+0
+1.6Round 10🇱🇻 LATVIA105♦♠A+1-3
+1.2Round 12🇫🇷 FRANCE264♠♣K=+0
+0.9Round 1🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND81NT♥5-2-8
+0.9Round 12🇫🇷 FRANCE303♠♣J+2+6
+0.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND41NT♦2=+1
+0.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83NT♠5+2+0
+0.6Round 4🇪🇪 ESTONIA273♣♣3=+7
+0.6Round 15🇺🇸 USA1214♥♦K=+0
+0.6Round 17🇺🇸 USA214♠♥Q+2+11
+0.4Round 7🇨🇳 CHINA201♠♣Q+2+0
+0.4Round 7🇨🇳 CHINA214NT♠T+1-10
+0.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13NT♦K=+11
+0.1Round 1🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND74♠♣J=+0
+0.1Round 4🇪🇪 ESTONIA295♦♥A=-2
+0.1Round 5🇨🇱 CHILE34♠♦2=+0
-0.1Round 5🇨🇱 CHILE13♠♥8-1-4
-0.1Round 10🇱🇻 LATVIA115♣♦3=+2
-0.1Round 15🇺🇸 USA1194♠♦A=+1
-0.1Round 19🇵🇱 POLAND204♠♣6=+1
-0.3Round 12🇫🇷 FRANCE253♠♥A=+7
-0.3Round 12🇫🇷 FRANCE291NT♥4+2-1
-0.3Round 19🇵🇱 POLAND175♠♦Q=+0
-0.4Round 12🇫🇷 FRANCE314♠♦2+2-11
-0.4Round 17🇺🇸 USA221NT♥J+1+0
-0.5Round 1🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND61NT♥3+1-1
-0.5Round 5🇨🇱 CHILE62♠♣2+2-10
-0.5Round 18🇩🇪 GERMANY114♠♦3+1+0
-0.7Round 5🇨🇱 CHILE74♠♥3=+0
-0.7Round 17🇺🇸 USA253NT♣K+1+1
-0.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53NT♠T-2+0
-1.0Round 17🇺🇸 USA281♦♣4+1+1
-1.2Round 10🇱🇻 LATVIA96♠♥T=+0
-1.2Round 11🇧🇬 BULGARIA193NT♣2=+0
-1.2Round 15🇺🇸 USA1225♦♠J+1-1
-1.3Round 5🇨🇱 CHILE26♣♠A-2-6
-1.4Round 2🇹🇼 CHINESE TAIPEI102♦♣K-1+0
-1.5Round 4🇪🇪 ESTONIA253♠♥K+1-6
-1.5Round 10🇱🇻 LATVIA134♠♣4+3-17
-1.7Round 15🇺🇸 USA1233♦♠K=+10
-1.8Round 7🇨🇳 CHINA173♠♦5-1-4
-1.9Round 2🇹🇼 CHINESE TAIPEI161NT♥K=+1
-2.1Round 5🇨🇱 CHILE43♦♣K+2-1
-2.1Round 7🇨🇳 CHINA194♥♣5=+0
-2.1Round 7🇨🇳 CHINA224♥♦A=-1
-2.1Round 11🇧🇬 BULGARIA172♠♦K+1+0
-2.3Round 11🇧🇬 BULGARIA245♦♠K-1-10
-2.4Round 10🇱🇻 LATVIA163NT♥T-1+4
-2.5Round 2🇹🇼 CHINESE TAIPEI145♥x♠K-2-5
-2.5Round 15🇺🇸 USA1244♥♥J+1-1
-2.6Round 18🇩🇪 GERMANY134♥♦2=+1
-2.7Round 19🇵🇱 POLAND222♥♣T+3-2
-4.2Round 7🇨🇳 CHINA241NT♥9-1-4
-4.3Round 10🇱🇻 LATVIA151NT♠K+3-2
-4.5Round 19🇵🇱 POLAND214♠♣8-2-7
-4.8Round 2🇹🇼 CHINESE TAIPEI113♦♣Q-1-10
-5.2Round 12🇫🇷 FRANCE274♠♥Q=+0
-5.9Round 1🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND13NT♥6=+1
-5.9Round 17🇺🇸 USA235♣x♥Q-2-9
-5.9Round 18🇩🇪 GERMANY153NT♦5-1-13
-6.1Round 1🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND33♦♠A-4-6
-7.2Round 7🇨🇳 CHINA234♣♠T-2-2
-7.4Round 1🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND43♠♣K-1-6
-7.4Round 17🇺🇸 USA273♥♣K=-7
-9.2Round 1🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND54♠♥T=-15
-9.4Round 11🇧🇬 BULGARIA185♦♥K=+0
-9.9Round 4🇪🇪 ESTONIA323NT♣7+3-14