MALINOWSKI Artur · LEIBOWITZ

72rank
+46.8Butler · 84 bds
+0.56per board
±4.5swing
+0.46vs par /bd · #113/488
+0.46adjusted /bd
Butler per round: 25.4 -10.1 21.7 26.1 -19.4 3.1by round

vs par split: bidding +0.31 · play +0.15

Strength of schedule: opponents averaged -0.10/bd (an easy draw) → opponent-adjusted +0.46/bd

Card play — on target: opening leads 70.8% #430 of 488 · declarer play 61.1% #448 of 488 · defence 91.7% #106 of 488

Bidding activity — not a pass: 42.2% #273 of 488 (109/258)

Card play by contract type — on target
vs NTvs a suit
Opening leads77.8% (9)66.7% (15)
Declarer play80.0% (5)53.8% (13)
Defence75.0% (12)97.2% (36)

Opening leads by suit led: ♠ 75.0% (4) · ♥ 83.3% (6) · ♦ 66.7% (9) · ♣ 60.0% (5)

vs par by strain: NT +0.00 (20) · a suit +0.61 (64)

vs par by level: part-score +1.68 (25) · game -0.27 (48) · slam +0.91 (11)

By role: declaring -0.25/bd (-3.14 vs par · 36) · defending +1.16/bd (+3.17 vs par · 48)

By vulnerability: vulnerable +0.03/bd (-0.31 vs par · 42) · not vulnerable +1.09/bd (+1.24 vs par · 42)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2N.SeniorM.Sakirler – H.OzgurOpen14+25.4+1.81+0.36
Round 3N.SeniorO.Schireson – Z.GrossackClosed14-10.1-0.72-0.36
Round 4N.SeniorD.Bilde – D.BildeClosed14+21.7+1.55+1.00
Round 6N.SeniorL.Marino – R.PisaniOpen14+26.1+1.86+3.21
Round 7N.SeniorC.Wai – S.TungClosed14-19.4-1.39-0.93
Round 8N.SeniorE.Bagrowska – O.RozanskiClosed14+3.1+0.22-0.50

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
+12.4Round 8KICIA ROZEK157♠x♣8-1+14
+10.4Round 6ITALY MARINO264♠♦J-1+12
+10.0Round 3YETTICK146♠♦Q-1+11
+9.4Round 6ITALY MARINO276♥♠A-2+11
+8.8Round 4GUPTA184♠♣Q-1+12
+8.2Round 2TEAM MRS176♥♣7=+0
+6.5Round 2TEAM MRS163NTx♠6-2+6
+5.9Round 2TEAM MRS183NT♦J-1+6
+5.7Round 4GUPTA196♣♦3+1-13
+5.5Round 2TEAM MRS222♠♦9+1+13
+5.4Round 3YETTICK124♥♦3=+0
+5.1Round 6ITALY MARINO224♥♠Q=+7
+5.0Round 2TEAM MRS236♦♠2+1-13
+4.9Round 2TEAM MRS252♥♠2-4+7
+4.5Round 4GUPTA253NT♥Q-2+6
+4.4Round 4GUPTA162♦♦6-3+6
+4.3Round 4GUPTA173♠♣J-2+8
+3.9Round 4GUPTA244♣♠A-3+2
+3.4Round 2TEAM MRS152♠♦5-2+2
+3.3Round 8KICIA ROZEK203♠♥A-1+6
+3.2Round 6ITALY MARINO173♥♦K+1+4
+3.2Round 7PLATINUM145♥♠A-2+0
+2.9Round 6ITALY MARINO214♥♠Q-1+5
+2.6Round 2TEAM MRS244♥♣J-1-2
+2.5Round 4GUPTA281NT♠2=+5
+2.5Round 7PLATINUM13♥♠3+2-6
+2.0Round 2TEAM MRS194♥♦4-2+11
+2.0Round 3YETTICK34♥♣2-1+5
+1.9Round 2TEAM MRS284♥♠5=-1
+1.7Round 8KICIA ROZEK273♣♦3=+0
+1.6Round 6ITALY MARINO193NT♥2=-1
+1.5Round 6ITALY MARINO233♦♠J=+6
+1.3Round 6ITALY MARINO185♣♥T-1+5
+1.3Round 8KICIA ROZEK224♠♥K+3-10
+1.1Round 6ITALY MARINO152♥♦5-1-2
+0.9Round 2TEAM MRS274♥♠4+1+0
+0.6Round 4GUPTA154♠♣J=-1
+0.6Round 7PLATINUM103NT♥8+1-1
+0.5Round 7PLATINUM111NT♥5+1+7
+0.5Round 7PLATINUM136♥♦8+1+13
+0.5Round 8KICIA ROZEK182♠♥8+2+6
+0.3Round 7PLATINUM64♥♦K=+0
+0.2Round 3YETTICK23♦♥A=-5
+0.2Round 6ITALY MARINO254♠♠6+1+0
+0.1Round 4GUPTA212♠♥T=+1
+0.1Round 8KICIA ROZEK194♥x♦K-2+8
-0.1Round 8KICIA ROZEK212♠♣T=+1
-0.2Round 3YETTICK114♥♣K+1+0
-0.2Round 8KICIA ROZEK163NT♣Q=-1
-0.3Round 3YETTICK13♥♠A-1+2
-0.3Round 6ITALY MARINO164♥♦8=+0
-0.3Round 7PLATINUM84♥♣T=+0
-0.3Round 7PLATINUM93NT♠9+3+13
-0.4Round 3YETTICK73NT♦5+1+0
-0.4Round 4GUPTA274♣♣9-3+7
-0.5Round 8KICIA ROZEK232♠♥6=-9
-0.5Round 8KICIA ROZEK253NT♦4+2+0
-0.6Round 3YETTICK62♠♥2-1-7
-0.6Round 4GUPTA202NT♠6-1-1
-0.7Round 3YETTICK93NT♥Q-1+6
-0.9Round 6ITALY MARINO284♠♣K+2+11
-1.1Round 4GUPTA234♠♠9-1-6
-1.1Round 7PLATINUM124♠♥2-1+3
-1.6Round 7PLATINUM52♦♥T-1+0
-1.7Round 3YETTICK136♥♣3=-13
-2.0Round 3YETTICK54♥♦2+2-1
-2.4Round 2TEAM MRS264♠♦J-2-8
-2.8Round 8KICIA ROZEK176NT♣3=+0
-2.9Round 6ITALY MARINO203NT♦8-1-6
-3.4Round 8KICIA ROZEK283♠♥Q-2-11
-3.6Round 8KICIA ROZEK264♥♠K-3-5
-4.9Round 7PLATINUM44♠♥8+1-11
-5.1Round 4GUPTA264♥♣J-2-12
-5.1Round 7PLATINUM23NT♠2=-7
-5.1Round 8KICIA ROZEK243NT♣7=-6
-5.7Round 3YETTICK83NT♣3-1-10
-5.9Round 4GUPTA224♥♦A=+0
-6.1Round 3YETTICK103NT♦K-1-6
-6.2Round 7PLATINUM75♦♠A+2-14
-6.5Round 6ITALY MARINO244♠x♥K=-7
-7.1Round 2TEAM MRS214♥♦Q=-3
-7.5Round 7PLATINUM33NTx♣2-2-10
-10.0Round 3YETTICK46♣♦2=+13
-11.9Round 2TEAM MRS206♠♦K-1-13