ZWART Peter · VALLON

93rank
-76.8Butler · 168 bds
-0.46per board
±4.4swing
-0.54vs par /bd · #90/120
-0.52adjusted /bd
Butler per round: -27.2 -20.2 9.3 7.6 -22.4 22.6 -4.7 11.8 6.8 -21.9 -25.5 -13by round

vs par split: bidding -0.47 · play -0.09

Strength of schedule: opponents averaged -0.06/bd (an easy draw) → opponent-adjusted -0.52/bd

Card play — on target: opening leads 76.5% #104 of 120 · declarer play 57.6% #118 of 120 · defence 80.2% #97 of 120

Bidding activity — not a pass: 37.3% #111 of 120 (166/445)

Card play by contract type — on target
vs NTvs a suit
Opening leads69.2% (13)78.9% (38)
Declarer play40.0% (10)65.2% (23)
Defence85.7% (21)78.7% (75)

Opening leads by suit led: ♠ 76.9% (13) · ♥ 63.6% (11) · ♦ 63.6% (11) · ♣ 93.8% (16)

vs par by strain: NT +0.49 (39) · a suit -0.88 (128)

vs par by level: part-score -0.75 (65) · game -0.82 (90) · slam +2.50 (12)

By role: declaring -0.07/bd (-2.76 vs par · 71) · defending -0.76/bd (+1.07 vs par · 96)

By vulnerability: vulnerable -0.60/bd (-0.86 vs par · 84) · not vulnerable -0.31/bd (-0.21 vs par · 84)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.Van Der NeutR.Milner – H.LallClosed14-27.2-1.94-4.07
Round 2J.Van Der NeutA.Sontag – B.LevinClosed14-20.2-1.44-1.71
Round 3J.Van Der NeutI.Chodorowska – J.ChodorowskiClosed14+9.3+0.66+0.50
Round 4J.Van Der NeutJ.Glenz – P.BieleckiOpen14+7.6+0.54+1.14
Round 5J.Van Der NeutM.Passell – A.GoodmanOpen14-22.4-1.60-1.50
Round 6J.Van Der NeutW.Biegajlo – D.SierockiOpen14+22.6+1.61+2.29
Round 7J.Van Der NeutA.Bacik – L.NiemiecOpen14-4.7-0.34+0.07
Round 8J.Van Der NeutS.Gorski – J.SrodaOpen14+11.8+0.84+0.64
Round 9J.Van Der NeutJ.Lekki – P.StopaClosed14+6.8+0.49-0.93
Round 10J.Van Der NeutP.Bizon – P.GawrysClosed14-21.9-1.56-2.71
Round 11J.Van Der NeutV.Markowicz – K.MoszczynskiOpen14-25.5-1.82-1.64
Round 12J.Van Der NeutZ.Yan – J.NieOpen14-13.0-0.93+1.50

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
+13.4Round 6KBS LEGIONOWO233♥x♠K-3+14
+12.0Round 3MAGIC137♥♦T=+0
+11.5Round 4RSB RACIBORZ263♣x♠A=+15
+11.1Round 12BEIJING GLOBAL175♠♥5-1+16
+9.7Round 2SIMSON176♥♣2-1+14
+9.3Round 4RSB RACIBORZ161NTx♣A-2+9
+9.0Round 6KBS LEGIONOWO286♠♠2-1+14
+8.9Round 8HAMMER273♣x♦6=+8
+6.7Round 9GDAKRA44♠♠T-1+6
+6.3Round 6KBS LEGIONOWO224♥♣T=+7
+6.2Round 8HAMMER213♥♠A=+7
+6.1Round 10POLAND266♥♠4=+0
+6.0Round 8HAMMER194♠♥9-1+12
+5.1Round 9GDAKRA104♥♦A-1+6
+5.0Round 5GOODMAN65♦x♦Q=+4
+4.6Round 2SIMSON234NT♠5+3+16
+4.5Round 6KBS LEGIONOWO242♠♥A+1+4
+4.4Round 5GOODMAN134♠♣8+3-12
+4.4Round 9GDAKRA94♠x♥J-1+9
+4.3Round 8HAMMER243NT♥8-1+5
+4.0Round 3MAGIC124♥♠2+1+1
+4.0Round 9GDAKRA24♠♥6=+0
+3.9Round 12BEIJING GLOBAL245♣x♠6-3+10
+3.7Round 3MAGIC34♥♠7-1+5
+3.6Round 10POLAND203♣♦K+1+0
+3.4Round 11MISFIT42♥♠Q=+6
+3.0Round 1MILNER124♥♣A+1+0
+3.0Round 9GDAKRA33♦♠K=+5
+2.9Round 2SIMSON223NT♥K+1-11
+2.7Round 2SIMSON253NT♣4-1+0
+2.7Round 7LECH103NT♠2+2+0
+2.6Round 7LECH33♦♥4+1+0
+2.4Round 11MISFIT103♥♠8-1-1
+2.3Round 4RSB RACIBORZ233NT♦K-1+6
+2.3Round 5GOODMAN122♠♥5=+0
+2.1Round 4RSB RACIBORZ174♥♠A=+0
+2.1Round 8HAMMER164♠♦K+1+1
+2.0Round 7LECH145♥♠A-1-2
+2.0Round 11MISFIT84♥♦Q=+3
+1.9Round 3MAGIC94♠♥K-2+8
+1.9Round 6KBS LEGIONOWO193NT♥6=-1
+1.9Round 11MISFIT131NT♦Q+2+2
+1.8Round 4RSB RACIBORZ271NT♥2+4-5
+1.8Round 8HAMMER262♥♦A-1+0
+1.6Round 12BEIJING GLOBAL224♥♦A=+0
+1.5Round 1MILNER43♥♠A-1-1
+1.5Round 6KBS LEGIONOWO152♥♦6-1-2
+1.5Round 10POLAND152♠♣9-1-1
+1.4Round 5GOODMAN101NT♣A+2+10
+1.3Round 4RSB RACIBORZ252♥♣T-1-1
+1.1Round 9GDAKRA53♦♥8-1-2
+1.1Round 10POLAND282♦♥A-1+4
+1.0Round 2SIMSON163♥♦K-2+7
+1.0Round 3MAGIC54♥♣T=+1
+0.8Round 12BEIJING GLOBAL233NT♠2+1+13
+0.7Round 5GOODMAN1Pass+3
+0.7Round 5GOODMAN23NT♠2+1+1
+0.7Round 7LECH13♦♦5-3-7
+0.7Round 7LECH111NT♥5+1+7
+0.7Round 9GDAKRA121NT♠2+2-4
+0.6Round 1MILNER53♣♥A-2-1
+0.6Round 12BEIJING GLOBAL272♠♥A-1-2
+0.5Round 1MILNER85♣x♥A-1+0
+0.5Round 7LECH64♥♥7=+0
+0.4Round 1MILNER14♥♠6+3-10
+0.3Round 4RSB RACIBORZ243NT♥5-1+4
+0.3Round 6KBS LEGIONOWO185♣♥A-1+5
+0.3Round 6KBS LEGIONOWO254♠♦J+1+0
+0.3Round 8HAMMER182♠♦J+2+6
+0.2Round 1MILNER34♠♠2=+0
+0.2Round 5GOODMAN142♦♥J=+1
+0.2Round 7LECH21NT♣5+2-1
+0.2Round 10POLAND224♠♦T+1+0
+0.1Round 11MISFIT144♠x♣A-1+0
-0.0Round 3MAGIC73NT♦4+1+0
+0.0Round 5GOODMAN114♠♠3=+0
-0.0Round 10POLAND182♠♥6=+0
+0.0Round 11MISFIT13♠♠3+1-1
-0.1Round 7LECH93NT♠8+3+13
-0.1Round 7LECH136♥♣Q+1+13
-0.1Round 8HAMMER224♠♠6+1-11
-0.2Round 3MAGIC114♥♣K+1+0
-0.2Round 4RSB RACIBORZ212♠♥3=-1
-0.2Round 7LECH84♥♣9=+0
-0.3Round 1MILNER105♥♥4=+0
-0.3Round 3MAGIC62♠♣4-1-7
-0.3Round 4RSB RACIBORZ223♥♦Q=-7
-0.4Round 3MAGIC24♦♦8=-6
-0.5Round 12BEIJING GLOBAL251NT♠3-1+2
-0.7Round 3MAGIC13♥♣Q-1+2
-0.7Round 3MAGIC81♠♠3+3-6
-0.7Round 6KBS LEGIONOWO164♥♦8=+0
-0.7Round 8HAMMER253NT♥2+2+0
-0.7Round 9GDAKRA64♥♠9+2-11
-0.7Round 10POLAND251NT♦6+1+0
-0.8Round 11MISFIT73NT♣7+2+0
-1.0Round 12BEIJING GLOBAL153♣♠A+1+0
-1.1Round 12BEIJING GLOBAL214♦♣K=+0
-1.2Round 1MILNER74♥x♠A-1+0
-1.2Round 2SIMSON284♥♦K=+1
-1.2Round 8HAMMER232♠♣6=-9
-1.2Round 9GDAKRA14♥♠6-2+0
-1.3Round 2SIMSON274♥♣6+1+0
-1.3Round 3MAGIC43NT♠5+3+17
-1.3Round 11MISFIT22♠♣K=+0
-1.6Round 1MILNER93♠♥A+1-6
-1.6Round 9GDAKRA114♥♦4=+1
-1.6Round 10POLAND234♥♣7-2-2
-1.7Round 2SIMSON193NT♠2-2-11
-1.7Round 2SIMSON213♥♦K+1-8
-1.7Round 7LECH51NT♥5-1+0
-1.8Round 6KBS LEGIONOWO174♥♣2=-3
-1.8Round 6KBS LEGIONOWO274♥♠A+1+0
-1.8Round 9GDAKRA71♠♥9+3-10
-1.9Round 3MAGIC144♠♦6+1+0
-1.9Round 11MISFIT53♦♣Q+1+0
-1.9Round 11MISFIT122♠♣T=-5
-2.1Round 6KBS LEGIONOWO213♥♠Q=+0
-2.2Round 8HAMMER283♠♥A-2-11
-2.3Round 1MILNER144♥♠3+1+0
-2.3Round 5GOODMAN53♥♦J-1-5
-2.3Round 12BEIJING GLOBAL284♥♦A+2-2
-2.4Round 4RSB RACIBORZ203NT♠T-2-2
-2.4Round 9GDAKRA83NT♥3-1-5
-2.4Round 10POLAND244♠♠6+1+0
-2.7Round 7LECH124♠♥5-1+3
-3.0Round 5GOODMAN35♣♥2+1+13
-3.0Round 7LECH44♠♦6+1-11
-3.0Round 8HAMMER176NT♦2=+0
-3.2Round 2SIMSON243♣♣3+1-1
-3.3Round 8HAMMER202♠♥A=+1
-3.7Round 12BEIJING GLOBAL166♣♥K=+1
-3.8Round 12BEIJING GLOBAL192♠♣6-1-5
-4.0Round 2SIMSON152♠♦7-2-2
-4.0Round 6KBS LEGIONOWO264♠♥A=+0
-4.1Round 9GDAKRA134♠♣7=+0
-4.1Round 11MISFIT113♥♣K+1-2
-4.2Round 4RSB RACIBORZ154♠♣J+2-1
-4.2Round 6KBS LEGIONOWO203NT♠T-1-6
-4.2Round 10POLAND193♦♥6=-6
-4.3Round 4RSB RACIBORZ183♠♣Q=-8
-4.4Round 4RSB RACIBORZ281NT♠6=-5
-4.7Round 1MILNER22♠♥A+3-12
-4.7Round 10POLAND174♠♥5+2-11
-4.7Round 12BEIJING GLOBAL261NT♥6-1-6
-5.0Round 1MILNER113NT♥T=+0
-5.2Round 4RSB RACIBORZ196NT♠K=+12
-5.7Round 5GOODMAN93NT♦K-2-11
-5.7Round 10POLAND213♠♥6-2-2
-6.3Round 5GOODMAN44♥♣6-1-12
-6.3Round 7LECH75♦♥8+2-14
-6.4Round 9GDAKRA144♠♥4+1-8
-6.6Round 10POLAND274♥♠A=-7
-6.6Round 12BEIJING GLOBAL204♠♥A=+0
-7.0Round 2SIMSON183NT♦T-1-6
-7.3Round 8HAMMER156♠♣7=+0
-7.3Round 12BEIJING GLOBAL183NT♦6=-6
-7.8Round 3MAGIC103NT♦Q-2-8
-7.8Round 11MISFIT64♠♦J=-11
-8.4Round 11MISFIT94♥♣6=-3
-8.5Round 10POLAND166♥♠Q=-13
-9.1Round 1MILNER64♥♣K-1-10
-9.1Round 11MISFIT34♥♠A+1-11
-9.2Round 1MILNER134♠♥A+3-17
-9.5Round 5GOODMAN74♥♣2-1-15
-10.2Round 2SIMSON263NT♥2=-10
-10.3Round 5GOODMAN86♣♥T=+2
-10.8Round 2SIMSON206♠♦K=-13