ROSENBERG Michael · ROSENBERG

74rank
+78.5Butler · 112 bds
+0.70per board
±4.1swing
+0.10vs par /bd · #325/675
+0.69adjusted /bd
Butler per round: 4.4 -3.8 5 22.5 41.1 11.1 12 -13.8by round

vs par split: bidding -0.05 · play +0.15

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted +0.69/bd

Card play — on target: opening leads 70.4% #493 of 675 · declarer play 87.5% #74 of 675 · defence 86.0% #333 of 675

Bidding activity — not a pass: 47.0% #126 of 675 (150/319)

Card play by contract type — on target
vs NTvs a suit
Opening leads83.3% (6)66.7% (21)
Declarer play77.8% (9)91.3% (23)
Defence86.7% (15)85.7% (35)

Opening leads by suit led: ♠ 87.5% (8) · ♥ 50.0% (6) · ♦ 25.0% (4) · ♣ 88.9% (9)

vs par by strain: NT +0.03 (35) · a suit +0.13 (77)

vs par by level: part-score +1.16 (38) · game -0.31 (64) · slam -1.30 (10)

By role: declaring +0.99/bd (-1.63 vs par · 62) · defending +0.34/bd (+2.24 vs par · 50)

By vulnerability: vulnerable +0.56/bd (-0.41 vs par · 56) · not vulnerable +0.84/bd (+0.61 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1M.SchiresonG.Sigurjonsson – R.EinarssonOpen14+4.4+0.31+1.50
Round 2M.SchiresonJ.Znamirowski – M.PietraszekOpen14-3.8-0.27-3.36
Round 3M.SchiresonP.Bertheau – J.McallisterOpen14+5.0+0.36-0.14
Round 4M.SchiresonF.Volcker – T.HanlonOpen14+22.5+1.61+1.29
Round 5D.RosenbergA.Rosenthal – A.SilversteinClosed14+41.1+2.94+1.50
Round 6D.RosenbergZ.Shi – C.JuClosed14+11.1+0.79+1.50
Round 7D.RosenbergC.Mann – L.AnderssonClosed14+12.0+0.86+1.07
Round 8D.RosenbergB.Norton – S.TommasiniClosed14-13.8-0.99-2.57

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
+12.9Round 1GRANT THORNTON ICELAND64♥x♣5=+12
+11.1Round 6CHINA OPEN TEAM 1203NT♠A+1+15
+10.4Round 5ROSENTHAL76♦♥5=-2
+9.2Round 5ROSENTHAL142♦x♠K=+11
+7.5Round 2KRAKOW AND RZESZOW227♣♣2=-2
+7.3Round 7DINKIN102NT♣J-1+12
+7.1Round 3MCALLISTER65♠♦K-1+9
+7.1Round 7DINKIN62♠x♦A-2+9
+6.6Round 5ROSENTHAL43NT♣2+1+0
+6.4Round 5ROSENTHAL123NT♥4=+0
+6.0Round 4MORAN176NT♥5-1+11
+5.7Round 4MORAN223NT♣9-3+5
+5.7Round 7DINKIN74♥♠K=-1
+5.2Round 6CHINA OPEN TEAM 1155♠♥K=+11
+4.7Round 5ROSENTHAL23NT♣Q+1+1
+4.5Round 5ROSENTHAL84♥♠Q-1+5
+4.2Round 6CHINA OPEN TEAM 1161♥♣7+5+11
+4.0Round 1GRANT THORNTON ICELAND133♦♠J+1+0
+4.0Round 3MCALLISTER44♥♠A-1+6
+3.9Round 1GRANT THORNTON ICELAND53NT♠5-1+5
+3.8Round 3MCALLISTER73NT♦5-1+5
+3.8Round 4MORAN152♠♦Q-2+6
+3.8Round 4MORAN263♣♥6+2+10
+3.8Round 5ROSENTHAL94♥♣A-1+5
+3.7Round 2KRAKOW AND RZESZOW214♥♠4-1+5
+3.7Round 4MORAN202♥♠A-3+5
+3.6Round 3MCALLISTER53NT♠7+1+0
+3.6Round 7DINKIN93NT♣Q-2+7
+3.3Round 6CHINA OPEN TEAM 1243NT♦4+1+1
+3.2Round 1GRANT THORNTON ICELAND91NT♥3-3+8
+3.0Round 8KNOTTENBELT214♠♥4=+3
+3.0Round 8KNOTTENBELT264♥♣3+1+0
+2.8Round 3MCALLISTER132♥♠K=+0
+2.7Round 7DINKIN114♣♦8+3+2
+2.3Round 4MORAN253♠♣J=+0
+2.1Round 1GRANT THORNTON ICELAND84♠♥5-1+5
+2.1Round 7DINKIN123NT♥2=-1
+2.0Round 5ROSENTHAL53♥♣Q=+6
+1.9Round 6CHINA OPEN TEAM 1282♥♠3=+0
+1.9Round 8KNOTTENBELT182NT♣J-1+4
+1.9Round 8KNOTTENBELT193♦♦T+1+0
+1.7Round 2KRAKOW AND RZESZOW235♣♥2+1-10
+1.6Round 2KRAKOW AND RZESZOW181NT♥2=+0
+1.5Round 3MCALLISTER101NT♠K-3-7
+1.4Round 2KRAKOW AND RZESZOW273♠♥5=+0
+1.4Round 3MCALLISTER144♥♦A=+3
+1.4Round 4MORAN163NT♥5+1+0
+1.4Round 4MORAN284♠♣2+1+0
+1.4Round 8KNOTTENBELT252♥♠K=+0
+1.2Round 7DINKIN14♠♥5+2+1
+1.1Round 2KRAKOW AND RZESZOW162♥♣A=+5
+1.1Round 4MORAN192♥♠Q-2+11
+1.0Round 3MCALLISTER13NT♣Q=+0
+1.0Round 4MORAN213♣♠A-1+4
+1.0Round 8KNOTTENBELT244♥♣5+1+0
+0.7Round 3MCALLISTER34♥♦K+2-11
+0.7Round 6CHINA OPEN TEAM 1223NT♥6+2+0
+0.7Round 8KNOTTENBELT174♠♣T+1-8
+0.6Round 6CHINA OPEN TEAM 1214♣♦K-1+1
+0.4Round 5ROSENTHAL34♥♦Q=+1
+0.3Round 2KRAKOW AND RZESZOW255♥♠6=+0
+0.2Round 5ROSENTHAL133♠♣2=+0
+0.2Round 6CHINA OPEN TEAM 1233NT♣K+1+1
-0.0Round 3MCALLISTER116♣♠5+1+11
-0.3Round 2KRAKOW AND RZESZOW153NT♠2=-1
-0.3Round 6CHINA OPEN TEAM 1193NT♠7+1+0
-0.3Round 7DINKIN52♠♦K+1+0
-0.4Round 7DINKIN25♣♠K+1+11
-0.5Round 2KRAKOW AND RZESZOW283NT♥3+1+0
-0.7Round 5ROSENTHAL101NT♥4=-5
-0.7Round 8KNOTTENBELT233♠♣J=+0
-0.8Round 1GRANT THORNTON ICELAND23♠♣2-3-11
-0.8Round 4MORAN184♠♥A+2-12
-0.8Round 4MORAN273NT♣7=+0
-0.8Round 8KNOTTENBELT164♥♣Q+2-11
-1.0Round 1GRANT THORNTON ICELAND102♥♦J+1-10
-1.0Round 1GRANT THORNTON ICELAND114♠♣J=+1
-1.2Round 7DINKIN34♠♣4-1+2
-1.4Round 5ROSENTHAL13NT♣2+1+0
-1.6Round 2KRAKOW AND RZESZOW242♣♥J=+0
-1.6Round 6CHINA OPEN TEAM 1252NT♥3-1-5
-1.7Round 1GRANT THORNTON ICELAND73♠♥3+1+10
-1.7Round 5ROSENTHAL113NT♥3=+0
-1.8Round 6CHINA OPEN TEAM 1263♥♣Q-1-9
-1.9Round 1GRANT THORNTON ICELAND124♥♦K=+0
-2.1Round 1GRANT THORNTON ICELAND46♠♥T+1+13
-2.1Round 6CHINA OPEN TEAM 1275♦♥A+1-11
-2.1Round 8KNOTTENBELT224♠♣A=+0
-2.2Round 7DINKIN83NT♣6-1-5
-2.4Round 3MCALLISTER95♦♣Q-1+6
-2.5Round 4MORAN244♠♥5-1-10
-2.5Round 6CHINA OPEN TEAM 1184♥♠J=+11
-2.8Round 7DINKIN144♥♠K+1+0
-2.8Round 8KNOTTENBELT153♥♥3-2-3
-3.0Round 1GRANT THORNTON ICELAND14♥x♦K-1+0
-3.0Round 8KNOTTENBELT275♣♥7-1-8
-3.3Round 5ROSENTHAL64♠♦J+2-1
-3.6Round 4MORAN233NT♠2-1-12
-3.7Round 2KRAKOW AND RZESZOW173♦♣K+1-7
-4.3Round 3MCALLISTER83NT♣T-4-3
-4.3Round 7DINKIN43♥♠A=-12
-4.4Round 1GRANT THORNTON ICELAND142♠♣K+2-2
-4.4Round 3MCALLISTER24♠♠5-2-12
-4.5Round 2KRAKOW AND RZESZOW206NT♠9-1-13
-4.5Round 2KRAKOW AND RZESZOW266♣♥T-2-13
-5.8Round 1GRANT THORNTON ICELAND34♥♠5=-10
-6.0Round 2KRAKOW AND RZESZOW194♥♣3-2-11
-6.5Round 7DINKIN134♥♣A=-10
-7.3Round 8KNOTTENBELT287♠♠6=+0
-7.8Round 6CHINA OPEN TEAM 1176♠x♦K-3-5
-9.8Round 3MCALLISTER123NT♣T+3-9
-10.0Round 8KNOTTENBELT206NT♠8-1-13