SEET Choon Cheng · SINGAPORE

124rank
-137.7Butler · 175 bds
-0.79per board
±4.3swing
-1.76vs par /bd · #130/132
-0.78adjusted /bd
Butler per round: -2.2 -12.9 3.9 -2.8 -5.7 -15.4 5.8 -23.8 16.6 -23.8 -15.7 -15.2 15.8 -12.8 -8 -6.6 -27.6 -5.3 -8.8 -5.6 7.6 23.3 -18.4 15.2 -15.3by round

vs par split: bidding -1.16 · play -0.59

Strength of schedule: opponents averaged +0.01/bd (an average draw) → opponent-adjusted -0.78/bd

Card play — on target: opening leads 82.4% #42 of 132 · declarer play 65.9% #93 of 132 · defence 87.1% #61 of 132

Card play by contract type — on target
vs NTvs a suit
Opening leads76.9% (13)84.2% (38)
Declarer play68.4% (19)63.6% (22)
Defence91.3% (23)85.7% (70)

Opening leads by suit led: ♠ 66.7% (12) · ♥ 83.3% (18) · ♦ 83.3% (12) · ♣ 100.0% (9)

vs par by strain: NT -1.08 (59) · a suit -2.09 (115)

vs par by level: part-score -1.00 (79) · game -2.51 (84) · slam -1.27 (11)

By role: declaring -0.46/bd (-4.16 vs par · 82) · defending -1.07/bd (+0.35 vs par · 93)

By vulnerability: vulnerable -0.87/bd (-2.88 vs par · 88) · not vulnerable -0.70/bd (-0.63 vs par · 87)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1H.WuK.Bertheau – J.LarssonClosed7-2.2-0.31-2.14
Round 2H.WuK.Mccallum – L.BakerOpen7-12.9-1.84+0.14
Round 3H.WuM.Iacapraro – M.GarateguyClosed7+3.9+0.56-2.00
Round 4H.WuL.Bojoh – J.TuejeOpen7-2.8-0.40-6.14
Round 5H.WuN.Nishida – M.SakamotoOpen7-5.7-0.81-2.00
Round 6H.WuJ.Park – Y.KimOpen7-15.4-2.20-5.14
Round 7H.WuL.Elyacoubi – G.NabilOpen7+5.8+0.83-0.43
Round 8H.WuC.Arnolds – W.Van ZwolOpen7-23.8-3.40-7.57
Round 9H.WuA.Nestoridis – K.DriverClosed7+16.6+2.37+2.00
Round 10H.WuP.Lu – S.HuClosed7-23.8-3.40+0.29
Round 11H.WuD.Hu – A.ZhuClosed7-15.7-2.24+0.00
Round 12H.WuL.Li – Y.LiClosed7-15.2-2.17-1.43
Round 13H.WuH.Zheng – J.ChenClosed7+15.8+2.26-2.71
Round 14H.WuY.Liu – X.ShanOpen7-12.8-1.83-2.43
Round 15H.WuR.Gu – P.ZhuClosed7-8.0-1.14-2.14
Round 16H.WuW.Hu – Y.WangOpen7-6.6-0.94-1.43
Round 17H.WuT.Zhou – S.LiuClosed7-27.6-3.94-4.00
Round 18H.WuJ.Wang – M.ZhangClosed7-5.3-0.76-0.57
Round 19H.WuF.Ge – H.ZhuOpen7-8.8-1.26-1.00
Round 20H.WuH.Zhu – J.WangOpen7-5.6-0.80-2.29
Round 21H.WuY.Lu – H.WangOpen7+7.6+1.09+2.00
Round 22H.WuA.Tracol – F.MondorClosed7+23.3+3.33+1.71
Round 23H.WuH.Eythorsdottir – L.DeasClosed7-18.4-2.63-2.71
Round 24H.WuS.Shi – D.BerkowitzOpen7+15.2+2.17-2.14
Round 25H.WuV.Gromova – T.PonomarevaOpen7-15.3-2.19-1.86

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
+11.9Round 3EL ROSARIO216♠♦K-1+20
+10.7Round 13HUBEI YIHUA33NT♠7+1+0
+10.7Round 24POLLACK174♠x♣3-4+9
+10.3Round 18THE GOURMET PLACE76♥♣Q-1+13
+9.6Round 22GWADAGIRLS64♠♥K=+0
+7.7Round 13HUBEI YIHUA52♦♥8=+2
+7.3Round 20SHANDONG153NT♠A-2+7
+7.1Round 24POLLACK194♥♣K=+0
+6.8Round 9BLOOM63NT♥4=+0
+6.2Round 19COFCO YALONG BAY94♦♥J=-10
+6.1Round 1PLATINUM CEM13♦x♠A-2+9
+5.8Round 22GWADAGIRLS71NT♦Q+1+6
+5.7Round 7MOROCCAN WOMEN TEAM165♦♠10=+0
+5.5Round 16CHINA YELLOW TEAM282♥♠K=+6
+5.1Round 9BLOOM72♠♣J+2+1
+4.7Round 21CHINA RED TEAM221NT♥2-2+6
+4.7Round 22GWADAGIRLS34♠x♥8-3+8
+4.7Round 22GWADAGIRLS43♣♠9-3+4
+4.6Round 1PLATINUM CEM65♣♠2-1-2
+4.6Round 3EL ROSARIO203NT♥Q+1-12
+4.6Round 15BEIJING SHARE SUN183NT♠9=-1
+4.2Round 18THE GOURMET PLACE26NT♦K-1+13
+4.0Round 22GWADAGIRLS14♠♠9-2+0
+3.9Round 7MOROCCAN WOMEN TEAM213♠♣3=+0
+3.9Round 12CHINA ORANGE TEAM252♠♣7+2+7
+3.9Round 24POLLACK186♣♣8=-11
+3.8Round 9BLOOM41NT♣K+1+12
+3.8Round 16CHINA YELLOW TEAM252NT♠6-2+5
+3.7Round 8NETHERLANDS271NT♥4+1+1
+3.7Round 9BLOOM13NT♦5+2+1
+3.6Round 9BLOOM21NT♥2-2+11
+3.6Round 25JOEL282♥♦3=+5
+3.3Round 13HUBEI YIHUA73♥♠2=+0
+3.2Round 21CHINA RED TEAM285♣♠A-1+9
+3.1Round 1PLATINUM CEM73NT♥J+1+0
+2.9Round 1PLATINUM CEM42♥♥J=+0
+2.4Round 10CHINESE TAIPEI RUYI81NT♦J-1+5
+2.4Round 23MOSS104♥♠A-2+2
+2.3Round 2BAKER142♠♥A-1+4
+2.2Round 25JOEL222NT♠9=+0
+2.1Round 3EL ROSARIO193NT♦5=-17
+2.0Round 2BAKER93♣♦A+2+6
+2.0Round 7MOROCCAN WOMEN TEAM173♦♠K-1+3
+1.9Round 21CHINA RED TEAM241NT♦7=+0
+1.8Round 13HUBEI YIHUA43♣♥A-1-1
+1.6Round 19COFCO YALONG BAY102♠♠8=+6
+1.3Round 15BEIJING SHARE SUN162♦♥K+1-1
+1.2Round 24POLLACK151NT♦4-1+0
+1.2Round 25JOEL232♥♣5-2-9
+1.1Round 4PERTAMINA EP283NT♣4-1+6
+1.0Round 4PERTAMINA EP253NT♣4+2-12
+1.0Round 24POLLACK212♦♥6=+0
+0.9Round 5JAPAN LADIES23♥♠10=+0
+0.9Round 20SHANDONG193NT♠9+1+0
+0.8Round 6SCITY121NT♠2+3-6
+0.8Round 12CHINA ORANGE TEAM271NT♣K+3+6
+0.8Round 21CHINA RED TEAM264♥♦Q=-1
+0.8Round 23MOSS93♦♣A=-1
+0.7Round 6SCITY132♦♠A-1-1
+0.6Round 5JAPAN LADIES32NT♠10-1+5
+0.6Round 14CHINA PINK TEAM102♠♦4+1-10
+0.6Round 15BEIJING SHARE SUN193♥♠Q+1-1
+0.4Round 4PERTAMINA EP236♣♦10-1-17
+0.4Round 5JAPAN LADIES53♥♣A=+0
+0.4Round 11KUNMING LIJIAN183NT♣5+1+1
-0.0Round 7MOROCCAN WOMEN TEAM192♠♦J-1+1
-0.0Round 13HUBEI YIHUA11NT♣9+2-6
+0.0Round 14CHINA PINK TEAM83NT♠9+2+1
-0.2Round 7MOROCCAN WOMEN TEAM203NT♦7+3+12
-0.2Round 14CHINA PINK TEAM123NT♥10+1+0
-0.3Round 18THE GOURMET PLACE44♥♠4+1+0
-0.4Round 5JAPAN LADIES66♣♥6+1-13
-0.4Round 6SCITY145♠x♦A-2+0
-0.5Round 8NETHERLANDS231NT♦6+1+0
-0.5Round 12CHINA ORANGE TEAM283NT♠J+2+1
-0.5Round 20SHANDONG164♠♥K=-13
-0.5Round 21CHINA RED TEAM272♥♠9+1+0
-0.6Round 4PERTAMINA EP263♣x♥A-2-14
-0.6Round 5JAPAN LADIES74♠♥6=+0
-0.6Round 8NETHERLANDS244♠x♣9-2-4
-0.6Round 10CHINESE TAIPEI RUYI113♠♣K=-1
-0.7Round 11KUNMING LIJIAN165♦♠A=-2
-0.8Round 20SHANDONG173NT♠4+1+0
-1.0Round 14CHINA PINK TEAM115♣♥K=-3
-1.0Round 17DEZHOUQIAOXIE(PUSHI)23♠♥8-1+2
-1.0Round 18THE GOURMET PLACE13NT♦3+2+0
-1.0Round 19COFCO YALONG BAY134♥♣Q+1+13
-1.1Round 21CHINA RED TEAM254♠♥5=+0
-1.3Round 4PERTAMINA EP222♥♦A+1+0
-1.4Round 3EL ROSARIO182NT♦2-2+0
-1.4Round 4PERTAMINA EP244♥♠4+1+0
-1.4Round 11KUNMING LIJIAN175♠♦8+1+11
-1.4Round 13HUBEI YIHUA64♥♦9=-11
-1.4Round 16CHINA YELLOW TEAM273NT♣3=+0
-1.4Round 21CHINA RED TEAM234♥♦7=+0
-1.5Round 18THE GOURMET PLACE65♣♦A-3-9
-1.6Round 8NETHERLANDS284♥♣3-2-11
-1.6Round 17DEZHOUQIAOXIE(PUSHI)42♣♠K+2+0
-1.7Round 10CHINESE TAIPEI RUYI142♠♦J+1-1
-1.8Round 2BAKER121♠♦9-1-5
-1.8Round 10CHINESE TAIPEI RUYI94♠♥8-1-6
-1.8Round 22GWADAGIRLS22♠♥6=+0
-1.9Round 7MOROCCAN WOMEN TEAM153♥♠K-1-13
-2.0Round 4PERTAMINA EP273♣♥4+2-6
-2.0Round 11KUNMING LIJIAN213NT♠J-1-5
-2.0Round 15BEIJING SHARE SUN212♥♦3=+0
-2.0Round 16CHINA YELLOW TEAM244♥♠J-2-8
-2.0Round 16CHINA YELLOW TEAM262♠♥A=+0
-2.0Round 17DEZHOUQIAOXIE(PUSHI)52♥♣2+1+0
-2.1Round 6SCITY114♣♥9=+0
-2.2Round 2BAKER134♥♦8+2-1
-2.2Round 11KUNMING LIJIAN152♠♥K+1+0
-2.3Round 2BAKER114♠♥9+1+10
-2.3Round 17DEZHOUQIAOXIE(PUSHI)13NT♦5=+0
-2.4Round 14CHINA PINK TEAM133♥♦A=+0
-2.4Round 19COFCO YALONG BAY112♠♦2+2-6
-2.4Round 20SHANDONG213NT♠K-1-5
-2.4Round 23MOSS143NT♥8+1+1
-2.6Round 23MOSS83♦♥Q=+0
-2.7Round 1PLATINUM CEM23NT♥4-2-6
-2.7Round 5JAPAN LADIES12NT♥7=-7
-2.8Round 9BLOOM53♥♣Q-1-5
-2.8Round 24POLLACK201NT♣6+2-1
-2.9Round 16CHINA YELLOW TEAM224♣♥7-1-10
-3.0Round 12CHINA ORANGE TEAM244♠♦A=+0
-3.2Round 2BAKER83♣♥7=+0
-3.2Round 12CHINA ORANGE TEAM264♠♣7=-9
-3.3Round 3EL ROSARIO152♠♦6+1-1
-3.3Round 11KUNMING LIJIAN192♠♦K-1-5
-3.3Round 23MOSS113NT♠5-3-11
-3.6Round 9BLOOM32♠♣K=-6
-3.7Round 7MOROCCAN WOMEN TEAM183NT♥5-2-6
-3.7Round 22GWADAGIRLS51NT♣2=-6
-3.9Round 5JAPAN LADIES43NT♥2=+1
-3.9Round 15BEIJING SHARE SUN173NT♠4-2-5
-3.9Round 17DEZHOUQIAOXIE(PUSHI)65♠♣2=-17
-3.9Round 19COFCO YALONG BAY84♠♥6-5-8
-4.0Round 1PLATINUM CEM51Nx-2-4
-4.0Round 3EL ROSARIO172♠♠10=-6
-4.0Round 6SCITY103NT♠8-1-6
-4.1Round 14CHINA PINK TEAM92♠♦A=-5
-4.2Round 6SCITY82♠♣A-2-8
-4.2Round 15BEIJING SHARE SUN203♣♥10+1-1
-4.3Round 19COFCO YALONG BAY123NT♠6+1-1
-4.3Round 25JOEL244♥♠8+3+10
-4.3Round 25JOEL261NT♦5-2-3
-4.4Round 15BEIJING SHARE SUN152♦♠K+1-6
-4.4Round 20SHANDONG203NT♦6=+1
-5.0Round 19COFCO YALONG BAY144♥♠K=-1
-5.1Round 25JOEL254♠♦3-2-7
-5.4Round 10CHINESE TAIPEI RUYI104♥♠K=-3
-5.7Round 14CHINA PINK TEAM144♠♦5=+0
-5.7Round 20SHANDONG182♦♥A+1-6
-5.9Round 24POLLACK165♣♦5-1-12
-6.0Round 3EL ROSARIO166♦♥6=+2
-6.2Round 6SCITY93♠♦A-3-15
-6.2Round 12CHINA ORANGE TEAM233NT♦A-1-6
-6.3Round 13HUBEI YIHUA23NT♥A=-3
-6.4Round 23MOSS136♠x♣A-3-7
-6.5Round 11KUNMING LIJIAN203NT♦4=+0
-6.6Round 10CHINESE TAIPEI RUYI125♣x♠A-2-5
-6.9Round 23MOSS123NT♥4=-3
-7.0Round 12CHINA ORANGE TEAM223♦♠J-3-9
-7.2Round 8NETHERLANDS255♥♠A-1-12
-7.6Round 16CHINA YELLOW TEAM234♠♠2=-3
-7.7Round 2BAKER106♦♣8-2-13
-7.8Round 18THE GOURMET PLACE54♥x♣K+1-10
-8.0Round 8NETHERLANDS226NT♣Q-4-14
-8.2Round 17DEZHOUQIAOXIE(PUSHI)74♠♥K=+0
-8.6Round 17DEZHOUQIAOXIE(PUSHI)34♥♣J-2-13
-8.6Round 25JOEL274♠x♣A+1-9
-9.2Round 18THE GOURMET PLACE33NT♠2-2-11
-9.6Round 8NETHERLANDS263NT♠2-2-13
-10.1Round 10CHINESE TAIPEI RUYI136♠♥4+1+13
-12.2Round 1PLATINUM CEM34♠x♣9-3-12