BERKOWITZ David · GOODMAN

25rank
+61.6Butler · 126 bds
+0.49per board
±4.2swing
+0.56vs par /bd · #23/120
+0.49adjusted /bd
Butler per round: -12.1 -9.1 34.9 12.7 -3.8 23.3 5.7 -9.2 19.2by round

vs par split: bidding +0.23 · play +0.33

Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted +0.49/bd

Card play — on target: opening leads 78.9% #91 of 120 · declarer play 74.1% #65 of 120 · defence 96.9% #3 of 120

Bidding activity — not a pass: 42.6% #63 of 120 (149/350)

Card play by contract type — on target
vs NTvs a suit
Opening leads57.1% (7)83.9% (31)
Declarer play55.6% (9)83.3% (18)
Defence100.0% (11)96.2% (53)

Opening leads by suit led: ♠ 80.0% (10) · ♥ 55.6% (9) · ♦ 83.3% (12) · ♣ 100.0% (7)

vs par by strain: NT -0.87 (31) · a suit +1.02 (95)

vs par by level: part-score +0.83 (54) · game +0.21 (61) · slam +1.09 (11)

By role: declaring +0.70/bd (-1.79 vs par · 62) · defending +0.28/bd (+2.83 vs par · 64)

By vulnerability: vulnerable +0.38/bd (+0.89 vs par · 63) · not vulnerable +0.60/bd (+0.22 vs par · 63)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2J.MeckstrothK.Ramaratnam – A.De MelClosed14-12.1-0.86+0.00
Round 3J.MeckstrothI.Findlay – P.JanickiOpen14-9.1-0.65-0.57
Round 4J.MeckstrothS.Walerowicz – K.SikorskiOpen14+34.9+2.49+2.71
Round 6J.MeckstrothA.Bacik – L.NiemiecClosed14+12.7+0.91+2.64
Round 7J.MeckstrothS.Zawislak – M.BartkowskiClosed14-3.8-0.27-0.29
Round 8J.MeckstrothS.Bohnsack – H.BletzOpen14+23.3+1.66+1.93
Round 10J.MeckstrothJ.Engel – D.CohenOpen14+5.7+0.41+1.64
Round 11J.MeckstrothB.Bramley – Z.MahmoodOpen14-9.2-0.66-1.29
Round 12J.MeckstrothS.Gorski – A.HunkaClosed14+19.2+1.37-1.79

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
+14.4Round 4MAGIC263♦x♦2-4+12
+12.8Round 10KALISH267♥♠T-1+17
+9.9Round 4MAGIC172♠♥A+1+11
+9.2Round 12HAMMER283♦x♣Q-3+9
+8.0Round 4MAGIC184♠♣Q-1+12
+7.9Round 6LECH203NT♣3=+10
+7.9Round 10KALISH274♠x♥8-3+8
+7.3Round 8MUNICH PLUS156♠♣8=+0
+6.6Round 12HAMMER204♠♥A=+0
+6.3Round 6LECH224♥♣T=+7
+6.0Round 2OMEGA183NT♦T=+10
+6.0Round 8MUNICH PLUS243NT♣6=+6
+5.4Round 2OMEGA233NT♠2+2+16
+5.3Round 6LECH244♦♠5-2+5
+5.2Round 8MUNICH PLUS202♠♣4+2+1
+5.0Round 8MUNICH PLUS194♥x♣A-3-3
+4.8Round 4MAGIC161NT♦K+2+6
+4.7Round 10KALISH174♠♦8+2+11
+4.5Round 12HAMMER176♣♥A+1-11
+4.4Round 11MILNER123NT♥6-2+7
+4.2Round 11MILNER103NT♥5-2+8
+4.2Round 12HAMMER166♣♥K+1+0
+4.1Round 2OMEGA264♠♦J-2+8
+4.0Round 2OMEGA152♠♣A=+6
+4.0Round 6LECH232NT♣K=+6
+3.6Round 4MAGIC253♦x♥2-1+6
+3.3Round 12HAMMER253♣♠2-3+2
+3.0Round 7BAZA BOGIER44♠♥8+1+11
+3.0Round 8MUNICH PLUS176♥♦6=+0
+2.9Round 8MUNICH PLUS272♠♣T-1+4
+2.7Round 7BAZA BOGIER124♠♥2-1-3
+2.5Round 10KALISH166♠x♥T-5+10
+2.4Round 3CANADA14♥♣J-2+0
+2.4Round 4MAGIC154♠♣J=-1
+2.4Round 4MAGIC202NT♠5-2+2
+2.4Round 11MILNER113NT♦4-2+0
+2.3Round 2OMEGA205♣♦7=+2
+2.1Round 12HAMMER274♣♥6-1+4
+2.0Round 3CANADA136♥♠T=+13
+1.9Round 3CANADA144♠♦Q+1+0
+1.9Round 6LECH193NT♠8=-1
+1.9Round 11MILNER52♥♠J+1+0
+1.7Round 3CANADA83♦♦2+1+7
+1.7Round 7BAZA BOGIER51♥♠9+1+0
+1.7Round 11MILNER43♥♠J-1+0
+1.6Round 10KALISH234♥♣5-2+2
+1.5Round 11MILNER144♠♣A-1+2
+1.3Round 3CANADA44NT♠2+2-17
+1.2Round 8MUNICH PLUS232♠♥2=+9
+1.1Round 10KALISH182♠♦4+1+1
+1.1Round 12HAMMER213♦♣K+1+0
+1.0Round 3CANADA93♠♥K-1-6
+1.0Round 12HAMMER153♦♠K+1+0
+0.9Round 8MUNICH PLUS212♠♣T+1+0
+0.9Round 10KALISH224♠♥Q=+1
+0.8Round 4MAGIC281NT♣J-1+2
+0.7Round 7BAZA BOGIER144♠♥T-1+4
+0.4Round 3CANADA102NT♦K=+1
+0.4Round 12HAMMER182NT♥Q=-1
+0.3Round 4MAGIC223♥♦Q=+7
+0.3Round 6LECH185♣♥9-1+5
+0.3Round 6LECH254♠♣8+1+0
+0.3Round 7BAZA BOGIER12♥♠7=+8
+0.2Round 3CANADA114♥♣K+1+0
+0.2Round 7BAZA BOGIER84♥♣9=+0
+0.1Round 7BAZA BOGIER93NT♥7+3-13
+0.1Round 7BAZA BOGIER136♥♥3+1-13
-0.0Round 3CANADA54♥♦2+1+0
+0.0Round 3CANADA73NT♦4+1+0
-0.0Round 11MILNER13♠♠3+1+1
-0.2Round 4MAGIC273♦♣A+2+7
-0.2Round 7BAZA BOGIER22♦♠2+3+1
-0.2Round 11MILNER73NT♠Q+1-1
-0.2Round 12HAMMER263♠♦A-1+1
-0.3Round 4MAGIC243♦♣2-1-4
-0.3Round 8MUNICH PLUS182♠♠6+2-6
-0.3Round 8MUNICH PLUS253NT♥2+1-1
-0.5Round 7BAZA BOGIER64♥♦A=+0
-0.6Round 11MILNER93♥♣8+1-8
-0.7Round 6LECH164♥♦6=+0
-0.7Round 7BAZA BOGIER111NT♥5+1-7
-0.8Round 4MAGIC212♠♣Q+1+0
-0.8Round 11MILNER132♠♦J=-1
-0.8Round 12HAMMER233NT♥J+1-13
-0.9Round 6LECH273NT♦5+1+1
-0.9Round 8MUNICH PLUS224♠♣A+2+11
-1.2Round 2OMEGA284♥♦K=+1
-1.3Round 2OMEGA274♥♣3+1+0
-1.3Round 12HAMMER192♥♠A+1+0
-1.5Round 10KALISH151NT♣T-1+1
-1.7Round 2OMEGA193NT♠2-2-11
-1.7Round 7BAZA BOGIER103NT♣J+1+1
-1.8Round 6LECH174♥♣2=-3
-1.8Round 8MUNICH PLUS262♥♠K-1+0
-1.9Round 2OMEGA252♥♥8-2-5
-1.9Round 10KALISH192♥♦K=+1
-1.9Round 10KALISH212♠♥3=-6
-2.0Round 2OMEGA222NT♥A+4-12
-2.0Round 11MILNER84♥♦Q=-3
-2.1Round 6LECH213♥♠Q=+0
-2.1Round 8MUNICH PLUS164♠♥9+1-1
-2.3Round 4MAGIC234♠♠T-1-6
-2.3Round 6LECH151NT♠T-1-5
-2.3Round 6LECH284♠♦6+2+11
-2.6Round 7BAZA BOGIER34♦♠K=+0
-2.7Round 10KALISH283♦♣2-2-5
-2.7Round 11MILNER23♠♣K-1-4
-2.8Round 8MUNICH PLUS284♠x♥Q-2+7
-3.1Round 2OMEGA215♦♥A-2-9
-3.2Round 2OMEGA244♣♦5=-1
-3.2Round 6LECH263NT♥2=+1
-3.6Round 10KALISH202♣♣T+2+0
-3.7Round 3CANADA34♥♣3-1-5
-4.0Round 3CANADA124♥♠2+1-1
-4.9Round 12HAMMER244♠♦Q+2-11
-5.3Round 3CANADA22♥♦Q=+0
-6.0Round 12HAMMER224♥x♦K=-5
-6.2Round 10KALISH253NT♥K=-7
-6.9Round 7BAZA BOGIER76♦♠A+1+7
-7.0Round 3CANADA63NT♠8=+0
-7.7Round 11MILNER34♥♠K-2-7
-8.0Round 10KALISH246♠♠3-1-11
-8.1Round 4MAGIC193NT♠8+3-16
-8.5Round 2OMEGA163♣♠6-5-5
-11.0Round 2OMEGA176♥♦7=+0
-11.3Round 11MILNER65♣x♣J=-12