🇭🇰 LEUNG Cheuk-Hin Kinman · CHINA HONG KONG

52rank
+20.8Butler · 240 bds
+0.09per board
±4.5swing
+0.62vs par /bd · #11/92
+0.03adjusted /bd
Butler per round: 22.3 -26 23.3 -21.6 27.8 21.6 -3.7 21.6 -18.8 -15.8 -20 10.1by round

vs par split: bidding +0.84 · play -0.21

Strength of schedule: opponents averaged -0.06/bd (an easy draw) → opponent-adjusted +0.03/bd

Card play — on target: opening leads 81.5% #28 of 92 · declarer play 79.0% #28 of 92 · defence 81.5% #69 of 92

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (14)90.2% (51)
Declarer play94.1% (17)73.3% (45)
Defence88.9% (36)78.4% (88)

Opening leads by suit led: ♠ 81.2% (16) · ♥ 75.0% (20) · ♦ 82.4% (17) · ♣ 91.7% (12)

vs par by strain: NT -0.03 (76) · a suit +0.93 (164)

vs par by level: part-score +1.30 (99) · game -0.03 (130) · slam +2.27 (11)

By role: declaring +0.30/bd (-1.29 vs par · 116) · defending -0.12/bd (+2.42 vs par · 124)

By vulnerability: vulnerable +0.29/bd (+0.17 vs par · 120) · not vulnerable -0.12/bd (+1.07 vs par · 120)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2C.NgT.Niekawa – H.MiuraClosed20+22.3+1.11+1.95
Round 3C.NgM.Develin – J.BarthClosed20-26.0-1.30+0.15
Round 4C.NgJ.Kranyak – J.GrueClosed20+23.3+1.17+1.70
Round 6C.NgP.Nawrocki – J.SikoraClosed20-21.6-1.08-1.20
Round 7C.NgM.Doecke – A.GriffithsClosed20+27.8+1.39+2.05
Round 9C.NgB.Robles – J.PacareuClosed20+21.6+1.08+1.75
Round 11C.NgT.Tunyaset – K.PanichkajangClosed20-3.7-0.18+0.50
Round 12C.NgG.Nyaradi – Z.NyaradiClosed20+21.6+1.08+1.10
Round 13C.NgO.Reshef – E.GinossarClosed20-18.8-0.94+1.25
Round 14C.NgO.Bessis – G.De TessieresClosed20-15.8-0.79-3.00
Round 16C.NgJ.Ringseth – E.BergClosed20-20.0-1.00+0.45
Round 17C.NgR.Haddadin – F.SweidanClosed20+10.1+0.51+0.80

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
+14.3Round 14🇫🇷 FRANCE57♦♦2=+10
+12.6Round 13🇮🇱 ISRAEL74♥♠K-1+12
+10.5Round 4🇺🇸 USA 1156♥♦J-1+11
+10.5Round 9🇨🇱 CHILE163NTx♥8=+10
+10.4Round 11🇹🇭 THAILAND136♠♣K=+14
+10.2Round 17🇯🇴 JORDAN122♥♦Q+1+11
+9.4Round 12🇭🇺 HUNGARY93NT♥A+1+11
+9.4Round 17🇯🇴 JORDAN113NT♦Q-2+11
+8.9Round 11🇹🇭 THAILAND35♦♣9+2+11
+8.9Round 16🇳🇴 NORWAY43NT♥4-1+12
+8.6Round 7🇦🇺 AUSTRALIA164♥x♣A=+7
+8.4Round 9🇨🇱 CHILE92♠♦K+3+10
+8.0Round 12🇭🇺 HUNGARY183♠♥A+3+15
+7.8Round 17🇯🇴 JORDAN62♠x♣A-4+12
+7.4Round 7🇦🇺 AUSTRALIA63NT♣9-2+11
+7.4Round 7🇦🇺 AUSTRALIA193♥♥4=+1
+7.3Round 14🇫🇷 FRANCE13♣x♠A-2+9
+7.1Round 4🇺🇸 USA 133NT♣K-1+12
+7.1Round 7🇦🇺 AUSTRALIA121NT♥4+3+10
+6.9Round 2🇯🇵 JAPAN22♠x♣Q-2+5
+6.2Round 2🇯🇵 JAPAN94♠♥5=+7
+6.0Round 2🇯🇵 JAPAN15♣♦K-1+10
+5.9Round 4🇺🇸 USA 1203NT♠6-2+13
+5.9Round 6🇵🇱 POLAND104♠♥K-2+7
+5.4Round 2🇯🇵 JAPAN42♠♣A-2+3
+5.4Round 12🇭🇺 HUNGARY64♠♣J=+11
+5.3Round 2🇯🇵 JAPAN203NT♦5-2+13
+5.3Round 4🇺🇸 USA 1164♥♥J+2+17
+5.3Round 12🇭🇺 HUNGARY102♣x♥A=+2
+5.2Round 17🇯🇴 JORDAN82♦♥4-2+5
+5.1Round 7🇦🇺 AUSTRALIA133♣x♥K-1+2
+5.0Round 4🇺🇸 USA 1141NT♣K+3+6
+4.7Round 4🇺🇸 USA 183NT♣2-3+7
+4.6Round 17🇯🇴 JORDAN44♠♦Q+1+0
+4.5Round 3🇺🇸 USA 224♥♦Q=+0
+4.5Round 12🇭🇺 HUNGARY132♣♥Q-4+5
+4.4Round 14🇫🇷 FRANCE95♦♥2=-13
+4.2Round 9🇨🇱 CHILE111♥x♦K=+1
+4.1Round 9🇨🇱 CHILE15♦♥J=+11
+4.1Round 16🇳🇴 NORWAY103♣♥7+2+10
+4.0Round 12🇭🇺 HUNGARY84♥♣10+2+11
+3.9Round 11🇹🇭 THAILAND113♠♦6-1+5
+3.8Round 2🇯🇵 JAPAN61♠♣Q+3+10
+3.8Round 9🇨🇱 CHILE126♠♠J-1+11
+3.8Round 13🇮🇱 ISRAEL83♦♥A+1+6
+3.7Round 16🇳🇴 NORWAY76♥♣Q+1+8
+3.6Round 9🇨🇱 CHILE44♠♥10=+0
+3.6Round 12🇭🇺 HUNGARY161NT♥5+2+1
+3.4Round 3🇺🇸 USA 2132♠x♦7-3-16
+3.4Round 3🇺🇸 USA 2193NT♠3+2+1
+3.3Round 9🇨🇱 CHILE24♥♠6-1+5
+3.2Round 3🇺🇸 USA 2144♥♦J=+0
+3.2Round 7🇦🇺 AUSTRALIA113♦♦9=+5
+3.1Round 11🇹🇭 THAILAND124♠♥4-2+8
+3.1Round 13🇮🇱 ISRAEL113NT♥2-1+4
+2.8Round 14🇫🇷 FRANCE193♦♠A-2+0
+2.8Round 16🇳🇴 NORWAY83NT♦6-2+5
+2.6Round 2🇯🇵 JAPAN183NT♥9=-1
+2.6Round 7🇦🇺 AUSTRALIA94♥♠K+1+1
+2.6Round 14🇫🇷 FRANCE32♥♣K+2-10
+2.5Round 2🇯🇵 JAPAN71NT♣10=-11
+2.5Round 3🇺🇸 USA 234♥♠Q-1+10
+2.3Round 6🇵🇱 POLAND163♣♥7-1-2
+2.2Round 2🇯🇵 JAPAN82♠♦9-3+0
+2.2Round 9🇨🇱 CHILE202♠♣4+1+0
+2.2Round 14🇫🇷 FRANCE201NT♥10+1-1
+2.2Round 17🇯🇴 JORDAN12♥♦A+1+1
+2.1Round 6🇵🇱 POLAND83♥♦2-2+6
+2.1Round 12🇭🇺 HUNGARY204♥♦J=+0
+2.1Round 16🇳🇴 NORWAY183NT♥9=+0
+2.0Round 7🇦🇺 AUSTRALIA203NT♦2+3+17
+1.9Round 6🇵🇱 POLAND44♥♥5+1+1
+1.9Round 6🇵🇱 POLAND136NT♥7=+0
+1.9Round 9🇨🇱 CHILE74♠♦K+2+5
+1.8Round 4🇺🇸 USA 194♠♣K+1-11
+1.7Round 7🇦🇺 AUSTRALIA33♥♠K-1+5
+1.6Round 16🇳🇴 NORWAY114♥♠A+1+11
+1.5Round 4🇺🇸 USA 1133NT♥5+2-12
+1.5Round 11🇹🇭 THAILAND61♦♠5-3+3
+1.5Round 11🇹🇭 THAILAND103NT♦Q+2-13
+1.5Round 12🇭🇺 HUNGARY13♥♠A=+6
+1.4Round 7🇦🇺 AUSTRALIA102♠♣K=+0
+1.3Round 2🇯🇵 JAPAN191NT♠6+1+0
+1.3Round 7🇦🇺 AUSTRALIA54♥♣4=+0
+1.2Round 3🇺🇸 USA 282NT♥3+1+2
+1.2Round 4🇺🇸 USA 1173NT♦5-1+5
+1.2Round 11🇹🇭 THAILAND144♠♦6-2+0
+1.2Round 12🇭🇺 HUNGARY152♠♠5=+10
+1.2Round 16🇳🇴 NORWAY204♠♦A=+3
+1.2Round 17🇯🇴 JORDAN93♣♠K-1+0
+1.2Round 17🇯🇴 JORDAN134♠♣3-1+6
+0.9Round 6🇵🇱 POLAND122NT♠J-1+2
+0.8Round 2🇯🇵 JAPAN103NT♥7=+2
+0.8Round 11🇹🇭 THAILAND153NT♥9=+1
+0.8Round 14🇫🇷 FRANCE25♣x♥A-2+2
+0.7Round 7🇦🇺 AUSTRALIA83NT♦9+1+0
+0.7Round 9🇨🇱 CHILE31NT♣K=-1
+0.7Round 9🇨🇱 CHILE154♥♣K=+0
+0.6Round 3🇺🇸 USA 2155♣x♠A-3-5
+0.6Round 11🇹🇭 THAILAND22♥♦J=+0
+0.5Round 3🇺🇸 USA 263♠♦5=+0
+0.5Round 4🇺🇸 USA 1183NT♦10=+1
+0.5Round 4🇺🇸 USA 1192♥♦Q=+0
+0.5Round 11🇹🇭 THAILAND81NT♥K+3+2
+0.5Round 17🇯🇴 JORDAN103♠♥A=-1
+0.3Round 2🇯🇵 JAPAN142♠♦2+2-6
+0.3Round 13🇮🇱 ISRAEL194♥♣2-1+10
+0.2Round 14🇫🇷 FRANCE63NT♣3+3+1
+0.1Round 16🇳🇴 NORWAY193NT♣3+1+0
+0.1Round 17🇯🇴 JORDAN143NT♠10=+1
+0.1Round 17🇯🇴 JORDAN162♠♦K+1+0
-0.0Round 3🇺🇸 USA 213NT♠K+1+0
-0.1Round 2🇯🇵 JAPAN33♣♥6+1+0
-0.1Round 2🇯🇵 JAPAN163NT♦J=-2
-0.1Round 3🇺🇸 USA 292♦♣9+1+0
-0.1Round 4🇺🇸 USA 1113♥♣K-2+7
-0.1Round 6🇵🇱 POLAND184♠♥6+1+13
-0.1Round 9🇨🇱 CHILE143NT♠9+2+0
-0.1Round 12🇭🇺 HUNGARY121NT♥8=-1
-0.1Round 14🇫🇷 FRANCE84♦♥8+1-6
-0.1Round 16🇳🇴 NORWAY92♣♠A-2-1
-0.1Round 17🇯🇴 JORDAN23NT♣10-1-6
-0.2Round 9🇨🇱 CHILE184♥♦5=+0
-0.2Round 11🇹🇭 THAILAND14♥♣Q=-1
-0.2Round 12🇭🇺 HUNGARY53NT♣7=+0
-0.2Round 13🇮🇱 ISRAEL133NT♥J+1+0
-0.2Round 16🇳🇴 NORWAY171NT♦10-2+8
-0.3Round 6🇵🇱 POLAND143NT♠5+1+0
-0.3Round 11🇹🇭 THAILAND204♠♥10+2+13
-0.3Round 14🇫🇷 FRANCE114♠♦K+1-11
-0.3Round 14🇫🇷 FRANCE132♠♣Q+1+0
-0.4Round 7🇦🇺 AUSTRALIA72♠♣6=-1
-0.4Round 17🇯🇴 JORDAN53NT♥3-1+5
-0.5Round 4🇺🇸 USA 144NT♠4+2-17
-0.5Round 7🇦🇺 AUSTRALIA141NT♥2-3+6
-0.5Round 9🇨🇱 CHILE195♣x♠A-2+0
-0.5Round 13🇮🇱 ISRAEL45♥♠A=+0
-0.5Round 17🇯🇴 JORDAN74♠♠A+2-3
-0.6Round 6🇵🇱 POLAND113NT♠J+2-1
-0.6Round 9🇨🇱 CHILE171NT♣4-2+7
-0.8Round 3🇺🇸 USA 2124♠♣K=+0
-0.8Round 6🇵🇱 POLAND93♦♠4=+7
-0.8Round 7🇦🇺 AUSTRALIA152♠♣A=+0
-0.8Round 12🇭🇺 HUNGARY44♠♥Q+1-13
-0.8Round 16🇳🇴 NORWAY162♠♦9+1+0
-0.9Round 2🇯🇵 JAPAN152♥♠3+1+7
-0.9Round 11🇹🇭 THAILAND173NT♠Q=+1
-1.0Round 13🇮🇱 ISRAEL183♦♠Q+2+6
-1.0Round 16🇳🇴 NORWAY14♥♦10=+0
-1.1Round 6🇵🇱 POLAND192♠♥2-1-10
-1.1Round 11🇹🇭 THAILAND182♠♦2=+9
-1.1Round 12🇭🇺 HUNGARY113♣♦6=+1
-1.1Round 13🇮🇱 ISRAEL13♠♦10=+0
-1.1Round 13🇮🇱 ISRAEL103NT♠A-1-6
-1.1Round 14🇫🇷 FRANCE163♥♣10-1-2
-1.1Round 16🇳🇴 NORWAY131NT♠6=-5
-1.2Round 13🇮🇱 ISRAEL144♠♥A+1+0
-1.3Round 11🇹🇭 THAILAND94♣♥A=+0
-1.4Round 4🇺🇸 USA 1104♥♣2+2-1
-1.4Round 12🇭🇺 HUNGARY195♦♠A=+0
-1.4Round 13🇮🇱 ISRAEL203NT♠4=+1
-1.5Round 3🇺🇸 USA 2112♠♥9=+0
-1.5Round 4🇺🇸 USA 113♣♦Q-2+7
-1.5Round 11🇹🇭 THAILAND51NT♠2+1+0
-1.8Round 7🇦🇺 AUSTRALIA172NT♦5+2+6
-1.8Round 11🇹🇭 THAILAND192♠♦9+1-10
-1.8Round 12🇭🇺 HUNGARY74♠♥J-1-12
-1.9Round 13🇮🇱 ISRAEL124♠♣J-1-6
-2.0Round 13🇮🇱 ISRAEL172♠♥K=+7
-2.1Round 3🇺🇸 USA 244♥♠A+2-2
-2.1Round 9🇨🇱 CHILE103NT♥2=+1
-2.2Round 2🇯🇵 JAPAN53♥♥9=+0
-2.2Round 2🇯🇵 JAPAN113♠♥5-1+6
-2.2Round 6🇵🇱 POLAND172♠♣K-2+1
-2.3Round 13🇮🇱 ISRAEL52♥♠Q-1+4
-2.3Round 17🇯🇴 JORDAN193NT♦4+2-11
-2.5Round 16🇳🇴 NORWAY125♥♣10-1-7
-2.6Round 6🇵🇱 POLAND203NT♣3-2-8
-2.6Round 12🇭🇺 HUNGARY25♣x♠2-3-5
-2.7Round 6🇵🇱 POLAND74♥♠6-1-6
-2.7Round 14🇫🇷 FRANCE143♠♥A-2+0
-2.8Round 6🇵🇱 POLAND153NT♠8=-11
-2.8Round 13🇮🇱 ISRAEL62♥♥8+1+0
-2.8Round 14🇫🇷 FRANCE106NT♣J=-13
-2.9Round 4🇺🇸 USA 1123♠♦10=+0
-2.9Round 13🇮🇱 ISRAEL94♠♥K-2-6
-2.9Round 16🇳🇴 NORWAY65♣♦7+1-5
-3.0Round 3🇺🇸 USA 252♥♦K=-1
-3.0Round 4🇺🇸 USA 122♠♥Q=-5
-3.0Round 7🇦🇺 AUSTRALIA14♦♠A-1-6
-3.0Round 16🇳🇴 NORWAY154♥♠K=+1
-3.2Round 3🇺🇸 USA 2201♠♠4-4+5
-3.2Round 12🇭🇺 HUNGARY143NTx♣10-1-6
-3.4Round 6🇵🇱 POLAND64♠♣9-1-6
-3.4Round 9🇨🇱 CHILE53NT♣10-3-5
-3.5Round 2🇯🇵 JAPAN174♠♣5-1-5
-3.6Round 3🇺🇸 USA 2102♠♦A-3+7
-3.6Round 4🇺🇸 USA 156♠♠5+1-1
-3.6Round 4🇺🇸 USA 162♣♥A=-5
-3.6Round 7🇦🇺 AUSTRALIA21NTx♣Q-1+0
-3.6Round 17🇯🇴 JORDAN33♠♦A-1-4
-3.7Round 14🇫🇷 FRANCE43NT♥J-1-6
-3.8Round 6🇵🇱 POLAND12♥♣A+3-6
-3.8Round 17🇯🇴 JORDAN204♠♦Q+1-1
-3.9Round 17🇯🇴 JORDAN186♣♥4=+2
-4.1Round 4🇺🇸 USA 171♠♣A+2+0
-4.1Round 13🇮🇱 ISRAEL31NT♥10=-6
-4.3Round 7🇦🇺 AUSTRALIA41♠♠10+3-12
-4.3Round 9🇨🇱 CHILE64♥♣9+3-14
-4.3Round 9🇨🇱 CHILE132♠♣9=-6
-4.4Round 13🇮🇱 ISRAEL155♣♠J=+11
-4.6Round 13🇮🇱 ISRAEL22NT♥5+2-2
-4.8Round 6🇵🇱 POLAND24♠♥6=-11
-5.1Round 12🇭🇺 HUNGARY173NT♦5=-7
-5.2Round 2🇯🇵 JAPAN134♠♣3=+0
-5.5Round 6🇵🇱 POLAND54♠♥Q=+0
-5.8Round 11🇹🇭 THAILAND162♦♠A-1-6
-5.9Round 6🇵🇱 POLAND34♠♦A=+0
-6.0Round 14🇫🇷 FRANCE74♥♦K=+1
-6.2Round 3🇺🇸 USA 2173NT♠K=+0
-6.2Round 14🇫🇷 FRANCE123NT♣8+1+0
-6.3Round 7🇦🇺 AUSTRALIA185♦♣2+1-11
-6.3Round 9🇨🇱 CHILE84♥♣Q=+0
-6.4Round 16🇳🇴 NORWAY23NT♦A-2-11
-6.5Round 14🇫🇷 FRANCE174♥x♠Q-2+3
-6.8Round 2🇯🇵 JAPAN124♥♦4=+1
-7.1Round 12🇭🇺 HUNGARY33NT♥K=-7
-7.1Round 13🇮🇱 ISRAEL163NT♦J-1-10
-7.1Round 16🇳🇴 NORWAY144♥♠J+2-1
-7.5Round 3🇺🇸 USA 274♠♥5+1+13
-7.9Round 17🇯🇴 JORDAN153NT♠8+1-7
-8.6Round 3🇺🇸 USA 2165♠♦A-2-11
-8.7Round 3🇺🇸 USA 2183NT♥2+1+0
-9.3Round 14🇫🇷 FRANCE183NT♦10-2-11
-9.3Round 16🇳🇴 NORWAY34♠♥6=-7
-9.9Round 17🇯🇴 JORDAN176♣x♦A-1-5
-10.0Round 11🇹🇭 THAILAND44♠♦8-1-13
-10.1Round 16🇳🇴 NORWAY57♦♠A=-12
-11.4Round 14🇫🇷 FRANCE154♥♠A=-13
-13.2Round 11🇹🇭 THAILAND74♥♣5-4-14