DE ROOS Steve · BARRACUDA

159rank
+39.6Butler · 112 bds
+0.35per board
±4.7swing
+0.10vs par /bd · #265/599
+0.09adjusted /bd
Butler per round: 9.8 0.8 7.1 11.4 4.4 9 -6.8 3.9by round

vs par split: bidding -0.13 · play +0.23

Strength of schedule: opponents averaged -0.27/bd (an easy draw) → opponent-adjusted +0.09/bd

Card play — on target: opening leads 76.7% #356 of 599 · declarer play 80.0% #153 of 599 · defence 96.2% #17 of 599

Bidding activity — not a pass: 51.5% #40 of 599 (168/326)

Card play by contract type — on target
vs NTvs a suit
Opening leads83.3% (6)75.0% (24)
Declarer play70.0% (10)84.0% (25)
Defence90.9% (11)97.6% (41)

Opening leads by suit led: ♠ 66.7% (6) · ♥ 100.0% (7) · ♦ 75.0% (8) · ♣ 66.7% (9)

vs par by strain: NT +0.29 (28) · a suit +0.04 (84)

vs par by level: part-score +1.79 (38) · game -0.61 (61) · slam -1.54 (13)

By role: declaring +0.23/bd (-2.40 vs par · 60) · defending +0.49/bd (+2.98 vs par · 52)

By vulnerability: vulnerable +0.52/bd (-1.07 vs par · 56) · not vulnerable +0.19/bd (+1.27 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1S.De DonderW.Bondarewicz – P.StezalaOpen14+9.8+0.70+0.93
Round 2S.De DonderA.Bhattacharjee – S.MaskaraClosed14+0.8+0.06-0.43
Round 3S.De DonderV.Zoric – K.MarinovskiClosed14+7.1+0.51+0.43
Round 4S.De DonderP.Trenka – G.KemenyClosed14+11.4+0.81+0.79
Round 5S.De DonderL.Bellicaud – R.GuthOpen14+4.4+0.31+1.79
Round 6S.De DonderA.Kowalski – P.TuszynskiClosed14+9.0+0.64-2.07
Round 7S.De DonderS.Thorisson – G.SkulasonOpen14-6.8-0.49-2.57
Round 8S.De DonderU.Bethers – J.BalasovsClosed14+3.9+0.28+1.93

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
+10.5Round 8LATVIA GREEN236♣♦6-1+13
+10.1Round 3CROATIA I26♦♠A-2+14
+9.5Round 4WAGMI42203♣♠7-3+10
+8.8Round 2MAVERICKS164♠♣7-4+14
+8.6Round 7SFG84♠x♣K-2+10
+8.2Round 1AZS US133NT♥2-3+14
+8.0Round 8LATVIA GREEN246♠♦4=+0
+7.2Round 3CROATIA I112♠♣K=+11
+7.2Round 6POLAND SENIORS264♠x♥K-2-4
+6.9Round 6POLAND SENIORS217♦♦6=-2
+6.7Round 7SFG32♥♠7-2+13
+6.6Round 4WAGMI42163NT♠7+2+8
+6.4Round 2MAVERICKS253♠♦Q-3+9
+6.4Round 5PARIS EST MAGIQUE143NT♠2+1+11
+6.3Round 2MAVERICKS155♦♣K+2-17
+6.2Round 7SFG144♥x♣2-2+9
+5.9Round 8LATVIA GREEN166♥x♣T-3+7
+4.9Round 4WAGMI42272♥♣7=+6
+4.8Round 2MAVERICKS184♠x♣4-1+11
+4.8Round 6POLAND SENIORS164♦♠7=+6
+4.7Round 3CROATIA I134♥♦K+2+17
+4.5Round 8LATVIA GREEN194♥♦9=+11
+4.2Round 1AZS US104♠♣J=+10
+4.1Round 4WAGMI42261NT♦8-1+6
+3.8Round 2MAVERICKS232♦♦5+2+0
+3.8Round 5PARIS EST MAGIQUE53♠♦3=+1
+3.7Round 7SFG44♥♣K-1+6
+3.6Round 1AZS US43NT♠3-3+4
+3.5Round 1AZS US94♥♣J-1+6
+3.5Round 2MAVERICKS223♦♦9=+0
+3.5Round 6POLAND SENIORS194♠♥A=+0
+3.4Round 2MAVERICKS213NT♠8+1+4
+3.4Round 5PARIS EST MAGIQUE133♣♥K+1+10
+3.3Round 6POLAND SENIORS234♠♣6=+0
+3.2Round 1AZS US123♣♦K=+0
+3.2Round 5PARIS EST MAGIQUE113NT♠3+1+1
+3.2Round 5PARIS EST MAGIQUE124♥♣2+1+0
+2.7Round 5PARIS EST MAGIQUE63♥♠J=+0
+2.1Round 1AZS US12♥♠K=+0
+2.1Round 8LATVIA GREEN153NT♠2+4+10
+2.0Round 4WAGMI42252♠♠3+2+1
+1.9Round 2MAVERICKS192NT♠J+2+2
+1.8Round 5PARIS EST MAGIQUE45♠♣K+1+9
+1.8Round 7SFG25♦♠K=-11
+1.7Round 8LATVIA GREEN222♠♦T-1+10
+1.5Round 3CROATIA I65♦♥7=+0
+1.5Round 6POLAND SENIORS183♠♣5-1-2
+1.3Round 7SFG133NT♠A+1+0
+1.2Round 3CROATIA I13NT♥4-1+2
+1.1Round 1AZS US143♠♥2-1+10
+0.9Round 3CROATIA I101NT♥7=+11
+0.8Round 3CROATIA I123♥♠5=-10
+0.5Round 3CROATIA I44♥♦7+1-13
+0.5Round 4WAGMI42193♥♠A-2+1
+0.2Round 4WAGMI42283NT♥6+2+1
+0.2Round 8LATVIA GREEN203NT♠8+4-12
+0.0Round 6POLAND SENIORS154♥♦J=+0
-0.1Round 8LATVIA GREEN282♠♥3=+0
-0.2Round 4WAGMI42183NT♠3+2+0
-0.2Round 4WAGMI42213NT♠T=-1
-0.2Round 5PARIS EST MAGIQUE72♦♣4+2+0
-0.2Round 6POLAND SENIORS242♦♣A-1+2
-0.4Round 3CROATIA I93♦♥5=+0
-0.6Round 1AZS US82♦♣7=+1
-0.6Round 4WAGMI42154♥♠T+1-1
-0.7Round 6POLAND SENIORS253♣♣J+2+8
-0.8Round 1AZS US24♠♥7+2-1
-0.9Round 3CROATIA I54♠♦J=+0
-1.2Round 1AZS US53♠♠7=-6
-1.2Round 7SFG101♦x♦K=-1
-1.4Round 7SFG114♠♦9-1-5
-1.6Round 1AZS US113♥♣K-1-4
-1.7Round 5PARIS EST MAGIQUE22♦♦5-1-3
-1.8Round 4WAGMI42174♠♦4=+1
-1.8Round 5PARIS EST MAGIQUE31NT♠3=+0
-2.1Round 3CROATIA I33NT♦2+1-4
-2.2Round 2MAVERICKS173NT♠3=-3
-2.2Round 2MAVERICKS244♥♦2+1+0
-2.4Round 3CROATIA I81♥♠2+2-6
-2.4Round 5PARIS EST MAGIQUE94♠♥K-1+2
-2.6Round 4WAGMI42234♥♦5=+0
-2.8Round 8LATVIA GREEN253NT♥3=+0
-2.9Round 6POLAND SENIORS226♥♠A+1-2
-3.0Round 8LATVIA GREEN263NT♠5-1-6
-3.1Round 7SFG122♠♥8=-12
-3.2Round 7SFG13NT♠4-1-10
-3.3Round 1AZS US34♠♣Q-2-6
-3.3Round 6POLAND SENIORS206♠♦7-1-13
-3.4Round 1AZS US74♠♣K=-9
-3.5Round 3CROATIA I144♠♣K=-3
-3.5Round 4WAGMI42244♠♥9+1-11
-3.5Round 6POLAND SENIORS173NT♣8-2-6
-3.6Round 6POLAND SENIORS271NT♥A=+0
-4.0Round 6POLAND SENIORS286♣♦J-1-16
-4.1Round 5PARIS EST MAGIQUE14♥♦A-2+0
-4.4Round 8LATVIA GREEN183NT♣9-1-6
-4.9Round 5PARIS EST MAGIQUE82NT♦3-1-5
-5.0Round 5PARIS EST MAGIQUE102♠♣A+1-1
-5.0Round 7SFG74♥♥3+2-13
-5.2Round 1AZS US64♥x♦7-1-6
-5.6Round 8LATVIA GREEN276♠♣4=+11
-5.7Round 2MAVERICKS284♥♦J=+0
-5.8Round 8LATVIA GREEN214♥♦K=+0
-6.3Round 7SFG95♦x♣Q=-3
-7.1Round 7SFG56♦♠K-1-12
-7.3Round 8LATVIA GREEN175♠♥7-1-11
-7.5Round 4WAGMI42224♥♣K=-10
-7.8Round 7SFG66♣♥K=-7
-8.1Round 2MAVERICKS276NT♥4=+0
-9.1Round 2MAVERICKS205♠♥T-1-13
-10.5Round 3CROATIA I73NT♣4-2-13
-10.8Round 2MAVERICKS266♠♥3-1-13