DE HERTOG Dirk · DOBBELS

564rank
-52.2Butler · 150 bds
-0.35per board
±4.8swing
-0.89vs par /bd · #630/695
-0.32adjusted /bd
Butler per round: 21.1 -24.6 -6.5 20.7 -18.2 4.2 4.7 23.3 -34.1 17.3 -20 11.2 3.6 -20.4 -34.5by round

vs par split: bidding -0.69 · play -0.20

Strength of schedule: opponents averaged +0.03/bd (an average draw) → opponent-adjusted -0.32/bd

Card play — on target: opening leads 85.3% #152 of 694 · declarer play 82.1% #126 of 694 · defence 82.9% #407 of 695

Card play by contract type — on target
vs NTvs a suit
Opening leads85.7% (7)85.2% (27)
Declarer play83.3% (12)81.5% (27)
Defence77.8% (18)84.6% (52)

Opening leads by suit led: ♠ 100.0% (9) · ♥ 90.9% (11) · ♦ 75.0% (4) · ♣ 70.0% (10)

vs par by strain: NT -0.94 (47) · a suit -0.86 (103)

vs par by level: part-score -0.94 (49) · game -0.84 (93) · slam -1.12 (8)

By role: declaring +0.25/bd (-2.76 vs par · 80) · defending -1.03/bd (+1.26 vs par · 70)

By vulnerability: vulnerable -0.55/bd (-1.24 vs par · 75) · not vulnerable -0.15/bd (-0.53 vs par · 75)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1T.DobbelsP.Van Der Stap – R.DankersClosed10+21.1+2.11+0.90
Round 2T.DobbelsA.Gromov – M.KrasnosselskiClosed10-24.6-2.46-1.80
Round 3T.DobbelsV.Fellinga – H.VroomClosed10-6.5-0.65-0.70
Round 4T.DobbelsR.Vilier – R.LindemanClosed10+20.7+2.07+3.10
Round 5T.DobbelsV.Mihov – I.NanevClosed10-18.2-1.82-2.70
Round 6T.DobbelsJ.Ventin – F.WrangClosed10+4.2+0.42+0.00
Round 7T.DobbelsO.Gelling – E.JeurissenClosed10+4.7+0.47+2.20
Round 8T.DobbelsM.Sawiruddin – M.HartonoClosed10+23.3+2.33+0.50
Round 9T.DobbelsN.Van Der Gaast – M.MalysaClosed10-34.1-3.41-3.10
Round 10T.DobbelsR.Lukassen – W.SchneiderClosed10+17.3+1.73+1.40
Round 11T.DobbelsK.Furuta – H.KakuClosed10-20.0-2.00-5.60
Round 12T.DobbelsB.Van Der Hoek – I.DoyerClosed10+11.2+1.12-3.90
Round 13T.DobbelsP.Sussel – B.PayenClosed10+3.6+0.36-0.60
Round 14T.DobbelsA.Zmudzinski – C.BalickiClosed10-20.4-2.04-0.80
Round 15T.DobbelsJ.Wachnowski – A.JeleniewskiClosed10-34.5-3.45-2.20

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
+12.2Round 1DELFT BREW46♥♣A-1+17
+11.8Round 8INDONESIA SENIOR124♥♦A+2+12
+10.8Round 12GEHAKTMOLEN ROOD263NT♠5+1+11
+10.1Round 10BC GORKUM62♦x♥9-4+12
+9.4Round 12GEHAKTMOLEN ROOD306♣♦A=+0
+9.3Round 12GEHAKTMOLEN ROOD297NT♦9=+0
+9.2Round 4JOLLY LOMBARD14♥x♠A=+12
+8.9Round 6WRANG283NT♥7=+7
+8.7Round 8INDONESIA SENIOR163NT♥2=+3
+8.5Round 7DE MIJNSTREEK95♣x♠J-1+11
+8.1Round 13PAYEN103NT♠Q+1+0
+7.9Round 5BULGARIA173NT♦Q=+7
+7.8Round 4JOLLY LOMBARD54NT♥4-4+12
+7.3Round 10BC GORKUM54♥♦2+2+9
+7.0Round 6WRANG243NT♥4-1+10
+7.0Round 8INDONESIA SENIOR113NT♥5=+6
+6.0Round 7DE MIJNSTREEK86♠♥A=+0
+4.1Round 4JOLLY LOMBARD106♠♥Q=+0
+3.9Round 6WRANG294♠♥A=-1
+3.9Round 14MONACO Z112♠♦A=+5
+3.8Round 8INDONESIA SENIOR172♥♣4+1+1
+3.7Round 8INDONESIA SENIOR204♥♠Q=+0
+3.6Round 11ONI143NT♥9=-1
+3.4Round 1DELFT BREW33NT♦4+1+1
+3.3Round 1DELFT BREW13♦♣10=+0
+3.1Round 7DE MIJNSTREEK105♦♥6=+17
+2.8Round 4JOLLY LOMBARD94♥♦A-1+6
+2.7Round 3STEPBRIDGE242♣♥K=+5
+2.5Round 1DELFT BREW91NT♦9=+0
+2.5Round 3STEPBRIDGE255♦♠3-1+5
+2.5Round 5BULGARIA181♠♣3+1+6
+2.5Round 10BC GORKUM31NT♦5+1+1
+2.4Round 3STEPBRIDGE284♠♥A+1+1
+2.4Round 7DE MIJNSTREEK42♥♦J=+6
+2.4Round 13PAYEN53NT♥2+2+1
+2.3Round 10BC GORKUM42NT♣J-1+6
+2.1Round 1DELFT BREW83♠♥K-2-1
+1.8Round 6WRANG262NT♣6-1+0
+1.8Round 12GEHAKTMOLEN ROOD213NT♦5+3-12
+1.7Round 13PAYEN42♠♣J=-1
+1.7Round 13PAYEN72♠♦3+2-1
+1.6Round 9NEP213♠♥J=+0
+1.5Round 12GEHAKTMOLEN ROOD223♣♥A=-1
+1.4Round 1DELFT BREW63♣♠J+2-10
+1.4Round 10BC GORKUM94♠♣Q-1+6
+1.4Round 15MPE252♠♦K+1+10
+1.2Round 2PARIMATCH193♠♦K=-8
+1.1Round 1DELFT BREW103♠♣Q=+0
+1.0Round 2PARIMATCH123♥♣8=+0
+1.0Round 2PARIMATCH133NT♠8+3+13
+1.0Round 11ONI193NT♥3+2-11
+1.0Round 13PAYEN93NT♠9+3-12
+0.7Round 4JOLLY LOMBARD72♠♦2=+0
+0.7Round 14MONACO Z176♣♦3=-11
+0.6Round 4JOLLY LOMBARD22♥♠K+1+7
+0.6Round 4JOLLY LOMBARD44♥♣4=+0
+0.6Round 9NEP284♥♠K+2-12
+0.6Round 13PAYEN23♥♦8=+8
+0.5Round 3STEPBRIDGE233♣♣2+1+0
+0.5Round 7DE MIJNSTREEK33NT♥6=+0
+0.5Round 12GEHAKTMOLEN ROOD274♥♦6=-1
+0.5Round 15MPE284♠♥A+1+0
+0.4Round 9NEP225♥♠Q=+0
+0.3Round 6WRANG301NT♣3=-1
+0.2Round 7DE MIJNSTREEK23NT♣Q+2+1
+0.2Round 15MPE264♠♦K=+0
+0.1Round 5BULGARIA142♠♣2-1-2
+0.1Round 15MPE224♠♥4=+0
+0.0Round 10BC GORKUM103♣♠J+1+0
-0.1Round 5BULGARIA164♥♠7+2-1
-0.1Round 14MONACO Z194♠♣10+1+0
-0.2Round 2PARIMATCH164♠♣5-1-2
-0.2Round 3STEPBRIDGE271NT♦5+1-1
-0.2Round 9NEP293NT♠J=+2
-0.2Round 10BC GORKUM82♠♣K+1-6
-0.2Round 13PAYEN62♥♣5+2+6
-0.3Round 5BULGARIA114♠♠10=+0
-0.3Round 10BC GORKUM13NT♦3+1-1
-0.4Round 11ONI154♥♠Q=+0
-0.5Round 7DE MIJNSTREEK52♥♠3+1+0
-0.5Round 8INDONESIA SENIOR154♠♥4+1+0
-0.7Round 3STEPBRIDGE305♦♥A-1+2
-0.7Round 7DE MIJNSTREEK74♠♥K=+0
-0.8Round 2PARIMATCH172♥♥7-1-2
-1.0Round 10BC GORKUM74♦♠J-1-1
-1.0Round 11ONI204♠♦Q+2-12
-1.0Round 15MPE294♠♥A+1+0
-1.1Round 14MONACO Z134♥♠Q+2+13
-1.2Round 14MONACO Z152♠♦A+1-6
-1.2Round 15MPE303NT♠9=+2
-1.3Round 1DELFT BREW52♥♣2-1+0
-1.3Round 3STEPBRIDGE213NT♥K=+0
-1.3Round 4JOLLY LOMBARD64♠♥K=+1
-1.3Round 13PAYEN13NT♦2+2+0
-1.5Round 1DELFT BREW24♥♣J-1+2
-1.5Round 4JOLLY LOMBARD35♦♠A-1-3
-1.5Round 6WRANG222♠♥3=+7
-1.5Round 8INDONESIA SENIOR185♠♥10=+0
-1.6Round 9NEP273NT♥3=-3
-1.6Round 14MONACO Z143NT♠K+2+11
-1.7Round 6WRANG234♥♥5+1+0
-1.7Round 8INDONESIA SENIOR144♥♦A-1-4
-2.1Round 1DELFT BREW73NT♥3=+0
-2.1Round 6WRANG273♠♣5-1-8
-2.1Round 15MPE274♠♣7+1+0
-2.2Round 12GEHAKTMOLEN ROOD251NT♥Q+2-6
-2.3Round 4JOLLY LOMBARD83♠♦K-1-4
-2.3Round 8INDONESIA SENIOR134♥♦A+1-4
-2.3Round 11ONI134♥♦5+1+0
-2.6Round 2PARIMATCH183NT♣2-2-6
-2.6Round 3STEPBRIDGE222NT♣9-1-5
-2.6Round 11ONI163NT♠3-2-11
-2.7Round 5BULGARIA204♦♠9=-10
-2.8Round 2PARIMATCH113NT♣Q-3-2
-3.0Round 5BULGARIA156♥♣2=+0
-3.2Round 9NEP244♠♦3-3-6
-3.2Round 14MONACO Z125♣♠5-1-6
-3.5Round 11ONI173♠♠9-4-3
-4.0Round 5BULGARIA134♠♦7+1-13
-4.4Round 3STEPBRIDGE292♠♠5=-6
-4.4Round 12GEHAKTMOLEN ROOD244♠♣3+3-10
-4.4Round 14MONACO Z165♦♠5+1-3
-4.6Round 2PARIMATCH153♥♣K=-7
-4.7Round 2PARIMATCH205♠♦K-1+9
-4.7Round 13PAYEN33NT♣3-2-7
-4.8Round 10BC GORKUM24♠♦9-1-12
-4.9Round 11ONI113NT♦7+3-11
-4.9Round 11ONI182♠♣K+3-7
-5.0Round 11ONI123NT♥9=+0
-5.2Round 7DE MIJNSTREEK14♠♣3=+0
-5.2Round 14MONACO Z184♠♥6-1-10
-5.4Round 3STEPBRIDGE262♠x♠K-2-8
-5.5Round 6WRANG214♠♣10-1-5
-5.7Round 8INDONESIA SENIOR193♠♦4-3-9
-5.7Round 13PAYEN83NT♣3=+0
-5.9Round 9NEP303NT♦4+1-1
-6.1Round 9NEP234♥♦4-1-12
-6.6Round 12GEHAKTMOLEN ROOD283NT♠9-2-8
-6.7Round 15MPE244♠x♥6+1-6
-6.9Round 5BULGARIA193NT♠5+2-2
-6.9Round 6WRANG253NT♥9-3-9
-7.1Round 9NEP264♥♦10+2+13
-8.2Round 14MONACO Z204♥♠2=-1
-8.9Round 12GEHAKTMOLEN ROOD234♥♦3-1-12
-9.6Round 7DE MIJNSTREEK64♠x♥A-2-13
-11.2Round 15MPE215♥♣7-1-13
-11.7Round 5BULGARIA121♠x♦A=-12
-12.1Round 2PARIMATCH143NTx♣A+1-13
-12.6Round 9NEP254♥x♦J=-12
-14.5Round 15MPE236NTx♦A-4-15