VAN DER NEUT Jaap · VALLON BRIDGE

302rank
-61.5Butler · 168 bds
-0.37per board
±4.2swing
+0.04vs par /bd · #184/382
-0.21adjusted /bd
Butler per round: -2.8 -1.6 -39.4 3.8 15.4 -6.1 3.6 -26.6 23.3 10.2 -16 -25.3by round

vs par split: bidding +0.29 · play -0.26

Strength of schedule: opponents averaged +0.15/bd (a tough draw) → opponent-adjusted -0.21/bd

Card play — on target: opening leads 72.9% #322 of 382 · declarer play 81.8% #51 of 382 · defence 82.6% #334 of 382

Bidding activity — not a pass: 37.7% #349 of 382 (176/467)

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (15)75.8% (33)
Declarer play90.0% (10)79.4% (34)
Defence89.3% (28)79.7% (64)

Opening leads by suit led: ♠ 75.0% (12) · ♥ 69.2% (13) · ♦ 72.7% (11) · ♣ 75.0% (12)

vs par by strain: NT +1.02 (44) · a suit -0.33 (123)

vs par by level: part-score -1.18 (66) · game +0.56 (90) · slam +2.91 (11)

By role: declaring -0.41/bd (-2.11 vs par · 75) · defending -0.34/bd (+1.76 vs par · 92)

By vulnerability: vulnerable -0.37/bd (-0.06 vs par · 84) · not vulnerable -0.36/bd (+0.14 vs par · 84)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1P.ZwartS.Bianchi – V.GiubiloOpen14-2.8-0.20+1.93
Round 2P.ZwartT.Hoftaniska – T.CharlsenOpen14-1.6-0.11-0.21
Round 3P.ZwartA.Arlovich – E.VainikonisOpen14-39.4-2.81-0.71
Round 4P.ZwartP.Crouch – A.DysonClosed14+3.8+0.27+1.43
Round 5P.ZwartM.Sipus – B.AmbrozOpen14+15.4+1.10+2.07
Round 6P.ZwartJ.Tomcani – J.KvocekOpen14-6.1-0.44-0.57
Round 7P.ZwartM.Ferenca – V.LeskovarClosed14+3.6+0.26-1.50
Round 8P.ZwartK.Marinovski – V.ZoricClosed14-26.6-1.90-4.21
Round 9P.ZwartJ.Chiang – D.ChuiOpen14+23.3+1.66+3.64
Round 10P.ZwartD.Msika – I.MoskovitzClosed14+10.2+0.73+2.79
Round 11P.ZwartD.Gold – Z.MahmoodOpen14-16.0-1.14-1.71
Round 12P.ZwartP.Zatorski – R.PachtmanOpen14-25.3-1.81-2.43

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
+8.8Round 10ISRAEL BLUE264♠♥5-1+12
+8.7Round 8ZIP224♥♠3=+0
+8.3Round 9BANANA73NT♣2-4+11
+8.2Round 6SLOVAKIA BLUE233NT♠Q-1+15
+8.1Round 9BANANA44♥♥6+1+11
+8.0Round 9BANANA25♠♥A-1+14
+7.7Round 9BANANA96♥♥9+1+11
+7.7Round 10ISRAEL BLUE214♠♣7-1+12
+7.3Round 1BIANCHI105♦♠A=+0
+7.2Round 5ROYAL43♠♣Q-2+3
+7.2Round 5ROYAL54♥♦A-2+12
+5.6Round 10ISRAEL BLUE174♦♠5-2+5
+5.4Round 2DE BOTTON196♠♦J=+0
+5.4Round 7CROATIA104♥♠7=+10
+5.4Round 7CROATIA124♥♥3+1+0
+4.6Round 7CROATIA143♥♦K+1+6
+4.4Round 11SECRETS OF SECRETS16♠♣A-1-2
+4.2Round 2DE BOTTON254♠♣K-1+5
+4.1Round 4DYSON263♠♥K-1+12
+3.8Round 3BRIDGESCANNER83♥♣6=+0
+3.8Round 11SECRETS OF SECRETS64♥♣T+1+11
+3.8Round 11SECRETS OF SECRETS132♠♣Q-1-1
+3.8Round 11SECRETS OF SECRETS143NT♣Q-3+11
+3.6Round 4DYSON213NT♣A=+0
+3.3Round 3BRIDGESCANNER54NT♦3+2+17
+3.3Round 10ISRAEL BLUE184♠♦T=+0
+3.2Round 1BIANCHI114♠♦2-1+8
+3.2Round 7CROATIA73NT♥9-2+3
+3.2Round 7CROATIA131NT♦4+1+6
+3.0Round 12ALTSHULER221NT♠A-2+0
+2.9Round 5ROYAL63♣♦6=+6
+2.8Round 1BIANCHI124♠♥7-1+12
+2.7Round 9BANANA123♦♣K+2+11
+2.5Round 1BIANCHI53NT♠A-1+6
+2.5Round 1BIANCHI94♠♣A+1+0
+2.4Round 6SLOVAKIA BLUE272♥♦6+2+2
+2.2Round 4DYSON224♠♠J+2+11
+2.2Round 9BANANA113NT♠6=+6
+2.1Round 4DYSON173♠♥5-2-1
+2.1Round 8ZIP185♥♦A-2+2
+1.9Round 8ZIP274♥♦8-2+0
+1.9Round 11SECRETS OF SECRETS104♥♣8+2-12
+1.8Round 3BRIDGESCANNER134♠♥A=+9
+1.7Round 2DE BOTTON203NT♥6+2+0
+1.7Round 6SLOVAKIA BLUE202♥♣3=+0
+1.5Round 4DYSON153NT♣5=-1
+1.5Round 6SLOVAKIA BLUE164♠x♦K-1+0
+1.4Round 5ROYAL112♣♥9=+7
+1.3Round 4DYSON182♠♣A+1+0
+1.3Round 4DYSON252♠♣A=+0
+1.3Round 10ISRAEL BLUE163NT♥2-2+11
+1.2Round 5ROYAL93NT♥5=+2
+1.2Round 6SLOVAKIA BLUE154♥♦6+1+0
+1.2Round 7CROATIA114♠♥7=-1
+1.2Round 11SECRETS OF SECRETS22♠♥7=+5
+1.1Round 2DE BOTTON153♣♠5+1+0
+1.1Round 5ROYAL71NT♠7+1+1
+1.1Round 8ZIP283♥x♠A-2-14
+1.1Round 10ISRAEL BLUE204♠♥6=+0
+0.9Round 1BIANCHI14♥♣K-1+4
+0.9Round 2DE BOTTON226♦♥J+1+11
+0.9Round 4DYSON234♠♣T=+0
+0.9Round 5ROYAL12♠♦T+1+0
+0.9Round 7CROATIA84♥♠6+1-11
+0.8Round 5ROYAL22♣♣T=-1
+0.8Round 12ALTSHULER213NT♦7=+0
+0.7Round 7CROATIA6Pass+3
+0.6Round 6SLOVAKIA BLUE224♠♣8+2-17
+0.5Round 3BRIDGESCANNER16NT♣J=+0
+0.5Round 7CROATIA51NT♥2-1+2
+0.4Round 1BIANCHI32♠♦4-1+0
+0.4Round 5ROYAL83♣♦6-3+6
+0.4Round 9BANANA144♠♦6+1+0
+0.4Round 10ISRAEL BLUE223NT♦3=+11
+0.4Round 12ALTSHULER183NT♣K-2+7
+0.3Round 3BRIDGESCANNER44♠♦J=+1
+0.1Round 1BIANCHI134♠♠8+1+13
+0.1Round 2DE BOTTON182♦♠2-1+2
+0.1Round 2DE BOTTON274♥♦A-1-9
-0.0Round 2DE BOTTON172♥♠4+1+7
-0.0Round 12ALTSHULER251NT♥2+1+0
-0.1Round 4DYSON193NT♣K+1-1
-0.1Round 9BANANA13NT♥6+2+0
-0.1Round 10ISRAEL BLUE254♠♣8+2+11
-0.1Round 12ALTSHULER234♥♦K=-1
-0.2Round 2DE BOTTON213♠♣5-1+2
-0.2Round 9BANANA81NT♠4=-2
-0.3Round 3BRIDGESCANNER32♥♠Q+1+0
-0.3Round 4DYSON204♠♦8-1+6
-0.4Round 1BIANCHI144♠♦2+1+0
-0.4Round 7CROATIA16♣♥6+1-2
-0.4Round 9BANANA61NT♦8+2-1
-0.4Round 12ALTSHULER174♠♠A=+0
-0.5Round 6SLOVAKIA BLUE251NT♥9+2-1
-0.6Round 11SECRETS OF SECRETS33♦♦T+1+7
-0.8Round 1BIANCHI24♥♣K=-3
-0.8Round 5ROYAL133NT♠J=+13
-0.9Round 11SECRETS OF SECRETS113NT♦8-1-9
-0.9Round 12ALTSHULER272♠♥A-1+1
-1.1Round 2DE BOTTON233♣♠A=-12
-1.2Round 5ROYAL31♣♣7+1+2
-1.2Round 11SECRETS OF SECRETS51NT♥Q+1-7
-1.3Round 1BIANCHI44♠♣6+1+0
-1.3Round 6SLOVAKIA BLUE242♠♥A=-5
-1.3Round 8ZIP251NT♣J+2-1
-1.3Round 10ISRAEL BLUE195♥♦K-1-5
-1.3Round 10ISRAEL BLUE242♦♠7=-5
-1.4Round 7CROATIA32♥♠3+2-7
-1.5Round 6SLOVAKIA BLUE174NT♠7+1+14
-1.6Round 4DYSON274♥♠7=+0
-1.6Round 9BANANA101NT♦7=-11
-1.7Round 8ZIP194♥♣4=+0
-1.8Round 2DE BOTTON284♦♥6-2-6
-1.8Round 3BRIDGESCANNER91♠♣9+1-5
-1.8Round 5ROYAL104♥♦3-1-6
-1.8Round 5ROYAL124♠♥A-2-6
-1.8Round 10ISRAEL BLUE274♥♦K=+1
-1.8Round 12ALTSHULER163NT♥5+2+0
-1.9Round 6SLOVAKIA BLUE283♠♦T-2+0
-1.9Round 10ISRAEL BLUE152♣x♦Q-3+3
-1.9Round 12ALTSHULER153♥♦A-1-4
-2.1Round 5ROYAL143NT♥Q-1-10
-2.1Round 7CROATIA92♦♣7-2-7
-2.3Round 3BRIDGESCANNER63NT♣4=+1
-2.4Round 8ZIP235♠x♥K-2-14
-2.5Round 1BIANCHI84♠♥Q=-3
-2.6Round 2DE BOTTON264♠♥6-1-6
-2.6Round 6SLOVAKIA BLUE183♦♣6-1-8
-2.6Round 6SLOVAKIA BLUE192♠♦6-2+0
-2.6Round 9BANANA34♣♦K=-6
-2.6Round 11SECRETS OF SECRETS84♥♣A=+0
-2.7Round 4DYSON282♥♠8-1+6
-3.2Round 3BRIDGESCANNER73NT♦6+2-17
-3.2Round 6SLOVAKIA BLUE263NT♠6+2+0
-3.2Round 8ZIP165♣x♥A-1+0
-3.2Round 8ZIP173♦♠7-1-5
-3.2Round 8ZIP212♥♦7+3-6
-3.3Round 4DYSON163♥♠K-1-6
-3.4Round 9BANANA52♠♣7+3-6
-3.5Round 2DE BOTTON242♦x♠5-2+3
-3.5Round 12ALTSHULER194♣♦7-1-5
-3.7Round 3BRIDGESCANNER144♠♥7-4-2
-3.7Round 11SECRETS OF SECRETS43NT♠J=+0
-4.0Round 8ZIP242♦♣6=-5
-4.4Round 12ALTSHULER263♠♠Q=-6
-4.5Round 8ZIP155♦♠7+1-2
-5.1Round 7CROATIA21♠♠2+4-6
-5.2Round 4DYSON243♥♠7+2-6
-5.2Round 10ISRAEL BLUE233♠♥K+1-7
-5.2Round 12ALTSHULER204♠♣3+1-11
-5.4Round 8ZIP203NT♣2+1-1
-5.6Round 12ALTSHULER244♥x♥3=-7
-5.7Round 12ALTSHULER284♥♦7=-8
-5.8Round 3BRIDGESCANNER126♠♦J=+12
-5.8Round 9BANANA136NT♥4=+13
-5.9Round 2DE BOTTON164♠♦8=+0
-6.1Round 1BIANCHI63♦♥A+1-10
-6.2Round 3BRIDGESCANNER114♦♥6=-10
-6.4Round 10ISRAEL BLUE283NT♠5-1-10
-6.8Round 11SECRETS OF SECRETS124♥♦7=-3
-7.3Round 11SECRETS OF SECRETS96♥♦J=-11
-8.1Round 6SLOVAKIA BLUE214♠♥K=-8
-11.2Round 3BRIDGESCANNER103NT♥6-1-16
-11.4Round 1BIANCHI76NT♠9=+0
-11.5Round 8ZIP264♠♦7-1-13
-11.8Round 11SECRETS OF SECRETS75♦♥K-2-13
-12.5Round 7CROATIA43NT♦Q+4-17
-14.6Round 3BRIDGESCANNER26♠♣3=+0