STIRBU Calin · CONTRA

142rank
+51.6Butler · 112 bds
+0.46per board
±3.9swing
+0.79vs par /bd · #104/675
+0.59adjusted /bd
Butler per round: 5.8 2.8 -15.5 39.4 45.3 -17.7 15.8 -24.3by round

vs par split: bidding +0.66 · play +0.12

Strength of schedule: opponents averaged +0.13/bd (a tough draw) → opponent-adjusted +0.59/bd

Card play — on target: opening leads 82.1% #151 of 675 · declarer play 86.4% #92 of 675 · defence 91.9% #87 of 675

Bidding activity — not a pass: 41.6% #432 of 675 (129/310)

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (12)88.9% (27)
Declarer play90.0% (10)83.3% (12)
Defence100.0% (23)87.2% (39)

Opening leads by suit led: ♠ 85.7% (7) · ♥ 92.3% (13) · ♦ 77.8% (9) · ♣ 70.0% (10)

vs par by strain: NT -0.05 (43) · a suit +1.30 (69)

vs par by level: part-score -0.53 (36) · game +1.51 (68) · slam +0.50 (8)

By role: declaring +0.23/bd (-2.46 vs par · 50) · defending +0.65/bd (+3.40 vs par · 62)

By vulnerability: vulnerable +0.41/bd (+1.16 vs par · 56) · not vulnerable +0.51/bd (+0.41 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1G.SerpoiR.Szarek – P.KuleszaClosed14+5.8+0.41+0.00
Round 2G.SerpoiR.Jagniewski – W.GawelClosed14+2.8+0.20+3.36
Round 3G.SerpoiJ.Rombaut – L.RombautOpen14-15.5-1.11-0.79
Round 4G.SerpoiL.Dai – B.ZhuClosed14+39.4+2.81+3.43
Round 5G.SerpoiG.Superson – G.ZedginidzeClosed14+45.3+3.24+1.93
Round 6G.SerpoiJ.Liu – C.ZhaoOpen14-17.7-1.26-2.43
Round 7G.SerpoiS.Weinstein – D.BakhshiClosed14+15.8+1.13+1.07
Round 8G.SerpoiJ.Stefanov – Z.ZaharievOpen14-24.3-1.74-0.29

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
+9.7Round 3WOLFSON117♣♣6=+0
+9.3Round 7NICKELL26♦♠A=+0
+8.9Round 5KRAKOW AND RZESZOW14♠♣3-1+10
+8.4Round 5KRAKOW AND RZESZOW95♠x♣9-2+10
+7.9Round 5KRAKOW AND RZESZOW113NT♥6-1+10
+7.0Round 5KRAKOW AND RZESZOW143NT♦9-1+10
+6.8Round 4SHANGHAI BRIDGE203♦♠Q-2+8
+6.6Round 1NEW FRIENDS64♠♥J=+11
+6.4Round 5KRAKOW AND RZESZOW123NT♥T=+0
+6.3Round 4SHANGHAI BRIDGE285♥x♠A-3+8
+6.2Round 1NEW FRIENDS94♥♦5=+3
+6.1Round 5KRAKOW AND RZESZOW43NT♣2=-1
+6.0Round 1NEW FRIENDS53NT♥T=+7
+6.0Round 2GROUP ONE194♥♦A-2+11
+5.8Round 1NEW FRIENDS34♥♠8=+10
+5.6Round 4SHANGHAI BRIDGE263NT♥T=+0
+5.6Round 5KRAKOW AND RZESZOW23NT♣A+2+2
+5.0Round 7NICKELL73♠♥2-1+11
+4.8Round 4SHANGHAI BRIDGE224♠♣7-3+6
+4.5Round 2GROUP ONE206♥♣5-1+13
+4.5Round 5KRAKOW AND RZESZOW84♥♠Q-1+5
+4.5Round 8JULS273NT♦J-2+9
+4.2Round 4SHANGHAI BRIDGE161NT♣2+4+6
+3.6Round 4SHANGHAI BRIDGE233NT♥T-1+12
+3.4Round 2GROUP ONE181NT♦T-1+5
+3.4Round 7NICKELL44♠♥J-1+12
+3.3Round 6ZHAO184♥♣6+1-11
+3.1Round 7NICKELL115♦♥A-1+5
+2.8Round 4SHANGHAI BRIDGE175♣♥A=-2
+2.8Round 7NICKELL144♥♠2+1+0
+2.7Round 3WOLFSON44♠♥A-2+2
+2.7Round 4SHANGHAI BRIDGE153NT♣K+2+1
+2.5Round 4SHANGHAI BRIDGE244♠♣3-1+10
+2.4Round 2GROUP ONE266♣♥T-1+12
+2.4Round 4SHANGHAI BRIDGE185♦♥K+1+13
+2.2Round 7NICKELL83NT♣6-1+5
+2.1Round 1NEW FRIENDS46♠♦3+1-13
+2.1Round 6ZHAO275♦♥6+1+11
+2.0Round 1NEW FRIENDS102♥♦J=+10
+1.8Round 3WOLFSON71NT♠T+1+1
+1.8Round 6ZHAO233NT♣J+3+1
+1.3Round 7NICKELL52♠♥3+2+1
+1.2Round 7NICKELL34♠♦J-1-2
+1.0Round 1NEW FRIENDS114♠♣2=-1
+1.0Round 3WOLFSON101NT♠K-2+9
+0.9Round 6ZHAO263♣♦6+1+9
+0.8Round 1NEW FRIENDS23♠♣6-3+11
+0.8Round 2GROUP ONE226NT♠3+1+11
+0.8Round 4SHANGHAI BRIDGE273NT♠3=+0
+0.8Round 8JULS164♥♣K+2+11
+0.7Round 8JULS232♠♣J+1+0
+0.4Round 5KRAKOW AND RZESZOW34♥♣9=+1
+0.4Round 6ZHAO213♠♥A=+0
+0.3Round 3WOLFSON83♠♣K-1-2
+0.3Round 6ZHAO193NT♦9+1+0
+0.3Round 8JULS175♣♥7+1+9
+0.2Round 4SHANGHAI BRIDGE192♠♥9+1-10
-0.0Round 7NICKELL63♣♦Q+1+0
-0.2Round 7NICKELL14♠♥3+1+0
-0.3Round 2GROUP ONE161NT♦6=-5
-0.3Round 2GROUP ONE254♥♠2+1+0
-0.3Round 3WOLFSON123♦♣6-1-4
-0.5Round 2GROUP ONE283NT♣5=-1
-0.7Round 2GROUP ONE153NT♣3+1+0
-0.7Round 3WOLFSON34♥♦K+2+11
-0.7Round 5KRAKOW AND RZESZOW101NT♥J=-5
-0.7Round 5KRAKOW AND RZESZOW133♠♥4+1-1
-0.7Round 6ZHAO223NT♥6+2+0
-0.9Round 8JULS191NT♠4=+1
-1.0Round 4SHANGHAI BRIDGE211NT♠Q-1-4
-1.0Round 8JULS244♥♥4+1+0
-1.4Round 2GROUP ONE273♠♥2=+0
-1.4Round 3WOLFSON144♥♦A=-3
-1.4Round 8JULS252♥♦9=+0
-1.5Round 5KRAKOW AND RZESZOW73NT♥2+3-13
-1.7Round 2GROUP ONE235♦♥6+1+10
-1.8Round 3WOLFSON13NT♦7+1-1
-1.8Round 6ZHAO281NT♠Q-2+1
-1.9Round 2GROUP ONE242♣♥2-1-4
-1.9Round 8JULS182NT♣T-1-4
-2.3Round 4SHANGHAI BRIDGE253♥♥K=+0
-2.6Round 3WOLFSON93NT♣T-3-10
-2.7Round 1NEW FRIENDS144♠♣K-2-5
-2.7Round 7NICKELL133♥♣A+1+1
-2.7Round 8JULS203NT♣T+2+0
-2.9Round 7NICKELL123NT♥5+1+0
-3.1Round 7NICKELL103♦♣J+1-11
-3.2Round 6ZHAO253♣♦A+1+0
-3.3Round 6ZHAO243NT♦6+1-1
-3.4Round 5KRAKOW AND RZESZOW63NT♥Q+3-1
-3.6Round 3WOLFSON53NT♠3+1+0
-3.6Round 5KRAKOW AND RZESZOW54♥x♣Q-1+0
-3.6Round 7NICKELL93NT♣K-2-7
-3.7Round 2GROUP ONE214♥♠5-1-5
-3.7Round 6ZHAO176♦♣J-1-8
-3.7Round 8JULS214♠♥4+1-4
-3.7Round 8JULS286NT♥4=-11
-3.8Round 1NEW FRIENDS84♠♥K-2-6
-3.8Round 2GROUP ONE173NT♠8+1+0
-3.8Round 8JULS153NT♥2-1-4
-3.9Round 1NEW FRIENDS123♥♥2+1-6
-3.9Round 8JULS264♥♠A+2-1
-4.0Round 1NEW FRIENDS133♦♠J+1+0
-4.1Round 1NEW FRIENDS74♠♥3-1-12
-4.4Round 6ZHAO154♠♥8=-11
-4.5Round 6ZHAO201NT♣3+2-13
-4.7Round 3WOLFSON133♥♠K+1-2
-4.9Round 6ZHAO162♥♣6+3-12
-6.2Round 1NEW FRIENDS13NTx♠2-2-9
-7.1Round 3WOLFSON65♠♦K-1-9
-7.6Round 8JULS223♠♥2=-10
-8.8Round 3WOLFSON23NT♦5=-3