KOEKENBIER Mas · WIJMAN

520rank
-38.6Butler · 150 bds
-0.26per board
±4.4swing
-0.01vs par /bd · #356/695
-0.32adjusted /bd
Butler per round: 22.6 14.9 -13.4 6.1 11.4 -19.9 -25.3 3.5 -6.6 -7.6 -19.1 -2.5 -5.1 -13.6 16by round

vs par split: bidding -0.13 · play +0.13

Strength of schedule: opponents averaged -0.06/bd (an easy draw) → opponent-adjusted -0.32/bd

Card play — on target: opening leads 76.7% #464 of 694 · declarer play 71.4% #446 of 694 · defence 81.2% #465 of 695

Card play by contract type — on target
vs NTvs a suit
Opening leads81.8% (11)75.0% (32)
Declarer play40.0% (5)78.3% (23)
Defence82.6% (23)80.7% (57)

Opening leads by suit led: ♠ 84.6% (13) · ♥ 75.0% (8) · ♦ 80.0% (10) · ♣ 66.7% (12)

vs par by strain: NT +0.43 (42) · a suit -0.18 (108)

vs par by level: part-score -0.44 (55) · game +0.42 (83) · slam -1.00 (12)

By role: declaring -0.05/bd (-2.43 vs par · 70) · defending -0.44/bd (+2.11 vs par · 80)

By vulnerability: vulnerable -0.90/bd (-1.04 vs par · 74) · not vulnerable +0.36/bd (+1.00 vs par · 76)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1R.WijmanJ.Carroll – T.GarveyClosed10+22.6+2.26+3.00
Round 2R.WijmanH.Poon – C.LooClosed10+14.9+1.49+1.30
Round 3R.WijmanY.Khyuppenen – V.KholomeevClosed10-13.4-1.34-1.30
Round 4R.WijmanM.Mevius – M.TermaatClosed10+6.1+0.61+1.90
Round 5R.WijmanL.Fisher – R.SchwartzOpen10+11.4+1.14+1.70
Round 6R.WijmanA.Jaszczak – M.LesniewskiOpen10-19.9-1.99-1.90
Round 7R.WijmanM.Kwiecien – J.PszczolaClosed10-25.3-2.53-4.50
Round 8R.WijmanM.Monsegur – G.MooneyOpen10+3.5+0.35+2.70
Round 9R.WijmanC.De Vries – J.MuldersClosed10-6.6-0.66-0.20
Round 10R.WijmanF.Van Gorp – R.CoppensOpen10-7.6-0.76-1.50
Round 11R.WijmanD.Majumder – S.VaidyaOpen10-19.1-1.91+1.10
Round 12R.WijmanP.Noordeman – J.WormOpen10-2.5-0.25-5.00
Round 13R.WijmanF.Wrang – B.FalleniusOpen10-5.1-0.51+0.20
Round 14R.WijmanM.Pietri – F.LemaOpen10-13.6-1.36-0.10
Round 15R.WijmanM.Hussain – M.MazharOpen10+16.0+1.60+2.50

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
+13.1Round 4ZEEROB WIT36♦xx♠A-2+13
+11.7Round 11DSM INDIA116NT♠A-1+14
+9.8Round 2SINGAPORE206♠x♦A-2+0
+9.6Round 2SINGAPORE164♠♥9=+11
+9.3Round 15PAKISTAN SENIORS273NT♦10-2+11
+9.0Round 12DE RUITER283NT♠9+2+11
+8.7Round 5ISRAEL JUNIORS205♦x♠9-1+13
+8.5Round 1HANLON104♠♥Q=+10
+8.5Round 15PAKISTAN SENIORS303NT♦6-1+11
+6.9Round 1HANLON32NT♠J+1+10
+6.8Round 5ISRAEL JUNIORS194♥♠2+1+2
+5.9Round 8ARGENTINA135♣x♦K-3+7
+5.8Round 9COMMERCION234♥♦4=+0
+5.5Round 10COPPENS83NT♦4=+0
+5.4Round 12DE RUITER246♠♦A=+0
+4.9Round 3PARIMATCH222♦♠J-2+7
+4.5Round 13WRANG104♠♦J-1+12
+4.3Round 8ARGENTINA163NT♠2-2+12
+4.1Round 4ZEEROB WIT106♠♥10=+0
+3.8Round 12DE RUITER253NT♠2=+0
+3.7Round 5ISRAEL JUNIORS143♦♠10-2+5
+3.7Round 10COPPENS72NT♥K-3+4
+3.7Round 14FERLEMA204♥♠2-1+12
+3.4Round 9COMMERCION252♦♥K+1+5
+3.1Round 6A J DIAMENT262♥♦A=+6
+3.1Round 9COMMERCION242♠♦3=+0
+3.0Round 5ISRAEL JUNIORS156♥♦10=+0
+2.8Round 4ZEEROB WIT94♥♦A-1+6
+2.5Round 6A J DIAMENT222♠♥7+1-7
+2.4Round 10COPPENS62♣x♣2-2+3
+2.4Round 15PAKISTAN SENIORS214♥♣9+1+0
+2.1Round 1HANLON73NT♥4=+0
+1.8Round 1HANLON82♥♠2-1+5
+1.7Round 1HANLON91NT♥3=+5
+1.7Round 6A J DIAMENT234♥♥5+1+0
+1.7Round 8ARGENTINA144♥♣J-1+4
+1.6Round 1HANLON14♥♣A-2+5
+1.6Round 10COPPENS31NT♠2=+0
+1.5Round 1HANLON24♥♠4-1-2
+1.5Round 2SINGAPORE112♣♦7-2+0
+1.5Round 8ARGENTINA185♠♥K=+0
+1.5Round 12DE RUITER274♥♣9+1+0
+1.4Round 5ISRAEL JUNIORS182♦♦2-1-2
+1.4Round 10COPPENS93NT♠Q-1+6
+1.4Round 11DSM INDIA133NT♦6+1-1
+1.3Round 3PARIMATCH215♣♥10=+0
+1.2Round 1HANLON53♣♠2=+0
+1.2Round 8ARGENTINA172♠♥J-1+5
+1.1Round 3PARIMATCH271NT♠6=+2
+1.1Round 15PAKISTAN SENIORS224♠♦7+1+1
+1.0Round 8ARGENTINA194♠♦A-1+5
+0.8Round 2SINGAPORE172♠♥7-1+2
+0.8Round 2SINGAPORE194♦♠4-1+10
+0.8Round 12DE RUITER213NT♦3+2-12
+0.7Round 4ZEEROB WIT14♠♥A-2+5
+0.7Round 7MAHAFFEY74♠♥K=+0
+0.7Round 9COMMERCION213♠♥J+1-1
+0.7Round 10COPPENS13NT♥2+2+0
+0.7Round 14FERLEMA176♣♥9=-11
+0.6Round 4ZEEROB WIT23♥♠K=+7
+0.6Round 9COMMERCION284♥♠K+2-12
+0.5Round 8ARGENTINA154♠♠2+1+0
+0.5Round 15PAKISTAN SENIORS284♠♥A+1+0
+0.4Round 3PARIMATCH233♦♣8-1+1
+0.4Round 9COMMERCION224♥♠Q+1+0
+0.4Round 11DSM INDIA153NT♦5+1+0
+0.3Round 5ISRAEL JUNIORS114♠♠10=+0
+0.3Round 13WRANG13NT♣5+1-1
+0.2Round 13WRANG62♥♣10+2-6
+0.2Round 13WRANG81NT♦4-3-6
+0.2Round 15PAKISTAN SENIORS264♠♦K=+0
+0.1Round 14FERLEMA123♠♦A-1-2
+0.0Round 2SINGAPORE122♠♣6-1+1
-0.0Round 13WRANG93NT♣2+2+13
-0.1Round 14FERLEMA194♠♣7+1+0
-0.1Round 15PAKISTAN SENIORS244♠♥7=+1
-0.2Round 7MAHAFFEY23NT♥6+2-1
-0.2Round 15PAKISTAN SENIORS252♠♥10+3+9
-0.3Round 10COPPENS54♠x♣K-2+0
-0.4Round 4ZEEROB WIT44♥♣4+1-1
-0.4Round 13WRANG53NT♣2=+1
-0.5Round 7MAHAFFEY33NT♠8=+0
-0.5Round 7MAHAFFEY52♥♣5=-1
-0.6Round 7MAHAFFEY12♠♣5+2-6
-0.6Round 14FERLEMA143NT♥8+1+11
-0.8Round 5ISRAEL JUNIORS164♥♠5+1+0
-0.9Round 5ISRAEL JUNIORS124♥♠J+2-1
-1.0Round 11DSM INDIA193NT♥10+2+11
-1.0Round 15PAKISTAN SENIORS293NT♠K+2+0
-1.1Round 6A J DIAMENT303♦♠6=+0
-1.1Round 9COMMERCION293NT♠J+1+1
-1.2Round 14FERLEMA152♠♦A+1-6
-1.3Round 1HANLON44♠♣10+1-13
-1.4Round 1HANLON62♣♠4+3+10
-1.4Round 2SINGAPORE153♣♣10=+1
-1.5Round 5ISRAEL JUNIORS173♣♦Q=+0
-1.6Round 3PARIMATCH304♠♦K-1-4
-1.6Round 13WRANG22♠♣10-2-9
-1.6Round 13WRANG32♠♦K-2+0
-1.7Round 2SINGAPORE144♠♣6-2+0
-1.8Round 2SINGAPORE133NT♣3+2-13
-1.8Round 3PARIMATCH292♦♥9+3+0
-1.8Round 11DSM INDIA123♣♥K=-7
-1.8Round 11DSM INDIA174♥♣10-1-4
-1.9Round 6A J DIAMENT252♥♣A-2+0
-1.9Round 8ARGENTINA125♥♠K-3+0
-2.0Round 14FERLEMA134♥♠Q+3+12
-2.2Round 4ZEEROB WIT65♠♥A=+0
-2.3Round 4ZEEROB WIT73♥♠A-2-3
-2.3Round 7MAHAFFEY42♠♦A-1-5
-2.4Round 3PARIMATCH284♠♥A+1-1
-2.4Round 9COMMERCION273NT♥3+1-4
-2.4Round 13WRANG72♠♠5+1+0
-2.7Round 2SINGAPORE182♦♣3+1+1
-2.7Round 6A J DIAMENT282♠♦2=+0
-2.8Round 7MAHAFFEY105♦♣J+1-17
-2.8Round 14FERLEMA111NT♦A-3-2
-3.1Round 3PARIMATCH242♠♥9=-5
-3.1Round 12DE RUITER296NT♠10+1-13
-3.2Round 6A J DIAMENT241NT♥4+1-7
-3.3Round 11DSM INDIA184♠♣K=-3
-3.7Round 8ARGENTINA204♥♣10=+0
-3.7Round 12DE RUITER222♥♠A=-6
-3.7Round 14FERLEMA165♦♣4=-3
-3.9Round 4ZEEROB WIT83♦♠10=-5
-4.1Round 12DE RUITER232♥♠7+2-10
-4.1Round 12DE RUITER265♦♣A-1-6
-4.2Round 10COPPENS102NT♥K-3-5
-4.2Round 11DSM INDIA143NT♥9+1+0
-4.3Round 13WRANG41NT♠5-2-2
-4.6Round 6A J DIAMENT214♠♦5=-7
-4.6Round 7MAHAFFEY93♣♠J=-7
-4.7Round 3PARIMATCH253♠♦Q=-7
-4.7Round 6A J DIAMENT294♠♦J+1+0
-4.7Round 15PAKISTAN SENIORS234♠♣10-2-8
-5.2Round 9COMMERCION303NT♠2=+0
-6.0Round 7MAHAFFEY86♠♥A=+0
-6.4Round 4ZEEROB WIT55♥x♣K-2-3
-7.0Round 8ARGENTINA113NT♠3=-6
-7.5Round 3PARIMATCH261NT♦5+1-6
-7.7Round 14FERLEMA185♣♠K-1-12
-8.0Round 12DE RUITER306♥♦K-1-14
-8.5Round 7MAHAFFEY63NT♠10+1-8
-8.5Round 10COPPENS23NT♦5-3-14
-8.7Round 11DSM INDIA165♦♠J=+2
-9.0Round 6A J DIAMENT273NTx♦9=-4
-9.3Round 5ISRAEL JUNIORS136♠♣A=+0
-9.9Round 10COPPENS44♠x♥7-2-9
-11.8Round 11DSM INDIA206♠♥Q=-1
-11.9Round 9COMMERCION265♥x♦9+1+9