TAN Jian · GUANGDONG

374rank
+1.0Butler · 150 bds
+0.01per board
±4.1swing
+0.07vs par /bd · #296/672
+0.02adjusted /bd
Butler per round: -16 -5.7 -0.6 7.6 -19.1 -4 -24.4 11.2 7.4 3.6 22.6 -5.1 21.2 -0.9 3.2by round

vs par split: bidding -0.60 · play +0.56

Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted +0.02/bd

Card play — on target: opening leads 87.1% #185 of 671 · declarer play 95.2% #19 of 671 · defence 82.1% #455 of 672

Card play by contract type — on target
vs NTvs a suit
Opening leads·87.1% (31)
Declarer play·95.2% (21)
Defence·82.1% (56)

Opening leads by suit led: ♠ 100.0% (6) · ♥ 66.7% (3) · ♦ 83.3% (12) · ♣ 90.0% (10)

vs par by strain: a suit +0.04 (97)

vs par by level: part-score -0.23 (39) · game +0.65 (52) · slam -3.50 (6)

By role: declaring -0.23/bd (-2.48 vs par · 64) · defending +0.18/bd (+1.97 vs par · 86)

By vulnerability: vulnerable -0.34/bd (+0.13 vs par · 76) · not vulnerable +0.37/bd (+0.00 vs par · 74)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1W.LuoC.Endang – C.YinongClosed10-16.0-1.60-0.30
Round 2W.LuoP.Maijarern – T.YongchareonClosed10-5.7-0.57+2.80
Round 3W.LuoW.Zhu – X.LinOpen10-0.6-0.06-1.00
Round 4W.LuoF.Mayer – G.SooOpen10+7.6+0.76+0.70
Round 5W.LuoT.Bessis – M.BessisClosed10-19.1-1.91-1.20
Round 6W.LuoM.Jones – T.HanlonClosed10-4.0-0.40+0.70
Round 7W.LuoY.Qi – Q.YangOpen10-24.4-2.44-2.10
Round 8W.LuoX.Zhang – Z.ChenClosed10+11.2+1.12+1.10
Round 9W.LuoY.Zhang – S.LiuClosed10+7.4+0.74+1.50
Round 10L.LinN.Buchlev – R.KutnerOpen10+3.6+0.36-0.60
Round 11J.LiE.Greco – G.HampsonOpen10+22.6+2.26+2.30
Round 12J.LiL.Sebbane – J.RombautOpen10-5.1-0.51-1.50
Round 13J.LiI.Herbst – R.Benin-BarrClosed10+21.2+2.12-1.90
Round 14J.LiJ.Khokhlov – G.MatushkoClosed10-0.9-0.09+1.90
Round 15W.LuoA.Ker – A.GrantOpen10+3.2+0.32-1.40

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
+9.8Round 14MOSCOW164♠♣6-1+12
+9.6Round 13HERBST44♠♦2-2+13
+9.5Round 15GRANT256♠♦6=-9
+9.2Round 3TAICANG BA264♦♣K=+10
+8.9Round 8SHANGHAI YOUTH 2175♠♦Q-1+12
+8.8Round 13HERBST16♠♥Q-1+10
+8.4Round 13HERBST86♠♠3=-11
+8.3Round 2THAILAND/CBLT156♠♦4-1+11
+7.7Round 11O'ROURKE113N♥2-1+10
+6.9Round 11O'ROURKE171Nx♦J-2+5
+6.8Round 11O'ROURKE166N♦9-1+13
+6.6Round 10MUNICH104♠-2+8
+5.8Round 3TAICANG BA283N♦A=+5
+5.8Round 15GRANT261N♦4-2+8
+5.5Round 9CHINA KINGDOM291N♥5+1+6
+5.0Round 4EGAN85♦x♣Q-2+4
+4.8Round 13HERBST103N♥K-1+6
+4.7Round 7YANG JING23♠♣A=+6
+4.5Round 4EGAN15♦♥8-4+7
+4.4Round 12GROSS292♠♥Q+1+6
+4.3Round 4EGAN92♠♣8+2+2
+4.2Round 11O'ROURKE183N♠2-3+6
+4.1Round 13HERBST24♥♣2+1+0
+3.9Round 2THAILAND/CBLT145♦♠2+2+18
+3.7Round 9CHINA KINGDOM213N♦J=+5
+3.6Round 15GRANT231N♥2=+0
+3.5Round 10MUNICH25♦♥K=+0
+3.4Round 8SHANGHAI YOUTH 2123N♣10-2+6
+3.3Round 1SHANGHAI GOODWAY82♥♦2-1+4
+3.3Round 6JACKSON243N♠K-2+6
+3.1Round 9CHINA KINGDOM264♠♠4-1+6
+3.1Round 10MUNICH94♠x♥K-3+5
+3.1Round 12GROSS274♥♣7+1-5
+2.9Round 11O'ROURKE154♠♣A-1-2
+2.7Round 4EGAN52♣♣2-2+0
+2.6Round 8SHANGHAI YOUTH 2204♠♣7=+0
+2.4Round 8SHANGHAI YOUTH 2193♦♥K=+5
+2.4Round 14MOSCOW113♥♦6-1-2
+2.3Round 5ZIMMERMANN184♠♣A-1+5
+2.3Round 12GROSS264♥♣A-1+6
+2.2Round 4EGAN64♣♠Q-2+11
+2.2Round 14MOSCOW145♠♦J+1+14
+1.9Round 8SHANGHAI YOUTH 2152N♣6+1+0
+1.8Round 1SHANGHAI GOODWAY54♠♠2-1+5
+1.6Round 2THAILAND/CBLT183♠♠10-1+4
+1.6Round 5ZIMMERMANN143♦♣2+1+1
+1.6Round 9CHINA KINGDOM222♠♦6+3+6
+1.5Round 9CHINA KINGDOM271♦x♥A-1-1
+1.5Round 13HERBST53N♥5+3-12
+1.3Round 12GROSS304♥♦A-1+5
+1.2Round 11O'ROURKE132♥♣2=+1
+1.1Round 6JACKSON264♠♥Q=+5
+1.1Round 8SHANGHAI YOUTH 2162♠♥A+1+0
+0.8Round 5ZIMMERMANN121♠♦K=+1
+0.7Round 1SHANGHAI GOODWAY61N♠9=+0
+0.6Round 5ZIMMERMANN153N♠J+4+10
+0.6Round 9CHINA KINGDOM283N♥J+1-5
+0.5Round 14MOSCOW191N♠6+1+6
+0.4Round 3TAICANG BA243♥♠8=+0
+0.4Round 10MUNICH31N♥Q-3+0
+0.2Round 6JACKSON274♥♦K-1+5
+0.2Round 7YANG JING44♥♠5=+1
+0.2Round 12GROSS253N♣J+1-5
+0.1Round 7YANG JING64♥♣3=+1
-0.0Round 6JACKSON283N♠2+2+0
+0.0Round 7YANG JING31N♣A-2+9
-0.0Round 13HERBST94♠♠4+1+0
-0.1Round 7YANG JING14♠♣2=-1
-0.1Round 7YANG JING94♥♠8+1-11
-0.2Round 1SHANGHAI GOODWAY104N♠4=+4
-0.2Round 2THAILAND/CBLT203N♥J+3+13
-0.2Round 10MUNICH53N♣J+3-10
-0.2Round 15GRANT224♠♥4+1-5
-0.3Round 3TAICANG BA211N♣9+1-1
-0.3Round 3TAICANG BA225♣♦2=-5
-0.4Round 6JACKSON233♥♣A=+0
-0.4Round 6JACKSON302N♣6-1-5
-0.5Round 5ZIMMERMANN162♠♦6+1+0
-0.5Round 10MUNICH64♠♣A=+0
-0.5Round 15GRANT282♣♠3-2-2
-0.6Round 14MOSCOW134♠♣K+2+6
-0.6Round 14MOSCOW172♣♠6+2+0
-0.6Round 15GRANT242N♣3-1+4
-0.7Round 7YANG JING102♠+1+0
-0.8Round 2THAILAND/CBLT122♠♥2-1+1
-0.8Round 6JACKSON253♦♥K-1+3
-0.9Round 4EGAN23N♥2+2-1
-0.9Round 6JACKSON292♦♦7+1+0
-0.9Round 8SHANGHAI YOUTH 2134♠♥A+2-7
-0.9Round 9CHINA KINGDOM244♥♦2=+5
-0.9Round 10MUNICH11N♦K-1-4
-0.9Round 11O'ROURKE203N♠5+2-13
-1.0Round 6JACKSON223♠♦A=-6
-1.0Round 12GROSS213♥♦6+1-2
-1.0Round 15GRANT294♠♣Q=+0
-1.1Round 8SHANGHAI YOUTH 2142♥♠3=+0
-1.1Round 9CHINA KINGDOM231N♠Q+2-1
-1.2Round 11O'ROURKE194♠♣J+1-1
-1.3Round 5ZIMMERMANN112♠♦A=-5
-1.3Round 13HERBST74♥♠9+1+0
-1.4Round 1SHANGHAI GOODWAY12N♣K=-8
-1.4Round 1SHANGHAI GOODWAY93N♥10+2+0
-1.5Round 4EGAN33N♥3+1+1
-1.5Round 11O'ROURKE121N♦A-3-10
-1.6Round 2THAILAND/CBLT134♥♠A-1-6
-1.7Round 3TAICANG BA251N♠8+2-2
-2.2Round 3TAICANG BA293N♠6+2+0
-2.2Round 9CHINA KINGDOM254♠♠9-3+0
-2.2Round 14MOSCOW121N♠4-1-5
-2.3Round 1SHANGHAI GOODWAY44♠♦Q-2-2
-2.3Round 3TAICANG BA234♠♦J+1+0
-2.3Round 5ZIMMERMANN171N♠2=+1
-2.3Round 10MUNICH82♠♦A+1-6
-2.4Round 2THAILAND/CBLT111N♠9+2-1
-2.4Round 4EGAN71N♦Q+3-1
-2.4Round 10MUNICH71N♦7+3+8
-2.5Round 8SHANGHAI YOUTH 2182♠♦Q+1-1
-2.6Round 2THAILAND/CBLT161N♠9-1-4
-2.6Round 5ZIMMERMANN192♥♦2+1-1
-2.7Round 3TAICANG BA273N♠2-1-5
-2.7Round 4EGAN43♦♣Q+2-10
-2.7Round 15GRANT274♥♠9-1-5
-2.8Round 14MOSCOW204♠♠7=+0
-3.1Round 12GROSS283♠♦K=-7
-3.3Round 12GROSS236♦♠6-2-8
-3.4Round 2THAILAND/CBLT193N♠6-1-5
-3.5Round 11O'ROURKE143N♠3+2+14
-3.6Round 4EGAN102♠♣J=-6
-3.6Round 12GROSS225♣♥A-1-5
-3.7Round 10MUNICH42♠x♥2-1-7
-4.4Round 9CHINA KINGDOM304♠x♣K-1-6
-4.5Round 13HERBST66♣♥2-1-14
-4.6Round 8SHANGHAI YOUTH 2113N♦6+1-4
-4.7Round 1SHANGHAI GOODWAY23♠x♣2-1-5
-4.8Round 14MOSCOW154♠♦A-2-3
-4.8Round 14MOSCOW182♣♠A-1-9
-4.8Round 15GRANT304♥♦6=+2
-5.1Round 1SHANGHAI GOODWAY34N♥9+2-1
-5.1Round 6JACKSON214♥♣A+2-1
-5.4Round 12GROSS242♠♦4+1+0
-5.9Round 15GRANT214♠♦4=-7
-6.3Round 5ZIMMERMANN133N♥Q-1-11
-6.5Round 3TAICANG BA303N♥9-1-12
-6.7Round 1SHANGHAI GOODWAY74♥♣K+1+0
-8.5Round 2THAILAND/CBLT173N♠J-6-3
-8.7Round 7YANG JING85♦x♣2=-6
-9.0Round 7YANG JING55♠x♦Q=-10
-10.2Round 13HERBST33N♥2-1-11
-10.8Round 7YANG JING74♠♥3=-10
-11.4Round 5ZIMMERMANN205♠♣A-1-13