ROSENBERG Michael · ROSENTHAL

83rank
-3.8Butler · 42 bds
-0.09per board
±4.2swing
-1.17vs par /bd
+0.12adjusted /bd
Butler per round: -3.8 -3.8 -3.8by round

vs par split: bidding -1.36 · play -0.36

Strength of schedule: opponents averaged +0.21/bd (a tough draw) → opponent-adjusted +0.12/bd

Card play — on target: opening leads 100.0% · declarer play 62.5% · defence 91.7%

Bidding activity — not a pass: 44.4% (56/126)

Card play by contract type — on target
vs NTvs a suit
Opening leads·100.0% (4)
Declarer play66.7% (3)60.0% (5)
Defence100.0% (2)90.0% (10)

Opening leads by suit led: ♥ 100.0% (3) · ♣ 100.0% (1)

vs par by strain: NT -1.54 (11) · a suit -1.03 (31)

vs par by level: part-score +1.64 (11) · game -2.35 (26) · slam -1.20 (5)

By role: declaring +0.67/bd (-3.56 vs par · 23) · defending -1.02/bd (+1.74 vs par · 19)

By vulnerability: vulnerable +0.25/bd (-1.24 vs par · 21) · not vulnerable -0.43/bd (-1.09 vs par · 21)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 32D.RosenbergJ.Stepinski – S.BaldyszClosed14-8.7-0.62-0.57
Round of 32D.RosenbergD.Kazmucha – M.HutyraClosed14+2.8+0.20-2.86
Round of 32D.RosenbergK.Rubins – J.AlfejevaOpen14+2.1+0.15-0.07

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
+13.4Round of 32GROUP ONE TEAM347♦♦5=+0
+7.6Round of 32GROUP ONE TEAM542NT-1+11
+6.3Round of 32GROUP ONE TEAM434♥=+8
+6.2Round of 32GROUP ONE TEAM34♥♣A+1+0
+5.1Round of 32GROUP ONE TEAM53NT♠3=+7
+3.7Round of 32GROUP ONE TEAM427NT♠J=+0
+3.5Round of 32GROUP ONE TEAM62♥♣K-2+5
+3.3Round of 32GROUP ONE TEAM491NT=-1
+3.0Round of 32GROUP ONE TEAM393♦♥J=+0
+2.6Round of 32GROUP ONE TEAM453♥-1+4
+2.5Round of 32GROUP ONE TEAM44♥♥T-1+6
+1.8Round of 32GROUP ONE TEAM474♥+3-10
+1.8Round of 32GROUP ONE TEAM505♣-1+2
+1.6Round of 32GROUP ONE TEAM364♠♦A-1+5
+1.2Round of 32GROUP ONE TEAM332♦♠A=+0
+0.8Round of 32GROUP ONE TEAM413♦♥2-1+5
+0.7Round of 32GROUP ONE TEAM134♥♥4-1-1
+0.5Round of 32GROUP ONE TEAM354♠♥5=+0
+0.2Round of 32GROUP ONE TEAM11NT♥J+1+1
+0.1Round of 32GROUP ONE TEAM313♠♥K=+0
-0.0Round of 32GROUP ONE TEAM403NT♥5+1+1
-0.4Round of 32GROUP ONE TEAM566♠+1+11
-0.5Round of 32GROUP ONE TEAM93NT♠9+2-13
-0.8Round of 32GROUP ONE TEAM115♥♣4+1-8
-0.9Round of 32GROUP ONE TEAM555♥=+0
-1.2Round of 32GROUP ONE TEAM526♠=+0
-1.9Round of 32GROUP ONE TEAM302♣♠2+1-8
-1.9Round of 32GROUP ONE TEAM514♥+1+0
-2.1Round of 32GROUP ONE TEAM443NT+2-11
-2.3Round of 32GROUP ONE TEAM324♥♣J=+0
-2.7Round of 32GROUP ONE TEAM481NT+1+1
-2.7Round of 32GROUP ONE TEAM534♠=-3
-3.7Round of 32GROUP ONE TEAM83NT♥8=+1
-3.8Round of 32GROUP ONE TEAM125♥♠K=+13
-4.0Round of 32GROUP ONE TEAM75♦♠A+1-13
-4.0Round of 32GROUP ONE TEAM293NT♥J+3-14
-4.3Round of 32GROUP ONE TEAM145♠♦3-1+2
-4.6Round of 32GROUP ONE TEAM24♥♣7-2-5
-5.2Round of 32GROUP ONE TEAM104♥♣J=-3
-6.3Round of 32GROUP ONE TEAM374♠x♦A-1-12
-7.0Round of 32GROUP ONE TEAM386♥♥7-1-17
-9.4Round of 32GROUP ONE TEAM465♣+1-13