BERKOWITZ David · GOODMAN

22rank
+33.9Butler · 132 bds
+0.26per board
±4.7swing
+0.39vs par /bd · #14/59
+0.13adjusted /bd
Butler per round: 19.2 10.2 12.6 3.7 -26.3 32.1 -8.2 0.3 -18.9 13.2 -4by round

vs par split: bidding +0.43 · play -0.05

Strength of schedule: opponents averaged -0.12/bd (an easy draw) → opponent-adjusted +0.13/bd

Card play — on target: opening leads 93.3% #2 of 59 · declarer play 85.7% #5 of 59 · defence 88.3% #24 of 59

Card play by contract type — on target
vs NTvs a suit
Opening leads90.0% (10)95.0% (20)
Declarer play91.7% (12)82.6% (23)
Defence83.3% (18)90.5% (42)

Opening leads by suit led: ♠ 80.0% (10) · ♥ 100.0% (8) · ♦ 100.0% (8) · ♣ 100.0% (4)

vs par by strain: NT +0.83 (36) · a suit +0.22 (96)

vs par by level: part-score -0.23 (40) · game +0.84 (84) · slam -1.38 (8)

By role: declaring +0.09/bd (-1.51 vs par · 72) · defending +0.46/bd (+2.67 vs par · 60)

By vulnerability: vulnerable +0.31/bd (+1.30 vs par · 66) · not vulnerable +0.20/bd (-0.53 vs par · 66)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.MeckstrothM.Blat – P.BizonClosed12+19.2+1.60-0.42
Round 2J.MeckstrothJ.Romanski – A.KowalskiOpen12+10.2+0.85+3.67
Round 3J.MeckstrothP.Stopa – W.WalaOpen12+12.6+1.05+2.25
Round 4J.MeckstrothI.Robinson – N.EwartOpen12+3.7+0.31-1.67
Round 5J.MeckstrothJ.Holland – A.MouldClosed12-26.3-2.19-2.50
Round 6J.MeckstrothD.Kendrick – M.PryorClosed12+32.1+2.68+4.00
Round 7J.MeckstrothP.Soulet – M.BompisClosed12-8.2-0.68-0.83
Round 8J.MeckstrothN.Grinberg – A.KalishOpen12+0.3+0.02+0.92
Round 9J.MeckstrothU.Goldberg – L.GoldbergClosed12-18.9-1.57+0.92
Round 10J.MeckstrothW.Wejknis – K.SikorskiClosed12+13.2+1.10-0.33
Round 11J.MeckstrothM.Witek – J.RussyanOpen12-4.0-0.33-1.75

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
+13.0Round 6KENDRICK236♥♣7-1+13
+12.2Round 6KENDRICK194♠♥A-3+14
+11.5Round 10ANDRZEJKI155♠x♥Q-3+9
+9.5Round 10ANDRZEJKI195♦♠J=+0
+8.9Round 4AUSTRALIA183NT♣9-1+11
+8.8Round 1MARKOWICZ43NT♣5-1+12
+8.5Round 1MARKOWICZ75♣x♠3-2+8
+7.5Round 2VYTAS226NT♥K=+0
+6.9Round 2VYTAS184♠♣4=+13
+6.9Round 11WITEK36♠♠7=+0
+6.7Round 6KENDRICK203NT♥8-2+13
+6.3Round 3WISLA CCSOFT74♥♦2=+9
+6.2Round 11WITEK41NT♥5-3+4
+6.0Round 2VYTAS154♥♦Q+3+14
+5.9Round 4AUSTRALIA145♠x♦K-2+5
+5.8Round 8KALISH206♣♠A-1+12
+5.7Round 1MARKOWICZ64♠♥3=+1
+5.6Round 3WISLA CCSOFT104♠♣2=+3
+5.4Round 6KENDRICK242♠♠2-2+8
+5.3Round 1MARKOWICZ33NT♠5+2+2
+5.1Round 11WITEK84♠x♥7-2+0
+4.9Round 2VYTAS214♠♥K-1+5
+4.4Round 9CZTERECH SZWEDOW105♥♦A-1+1
+4.2Round 3WISLA CCSOFT14♥♠Q=+0
+3.6Round 8KALISH183NT♦10+1+11
+3.5Round 5PENFOLD125♦♠2=+3
+3.5Round 6KENDRICK215♥♠7+1+9
+3.4Round 5PENFOLD32♥♥2-1+6
+3.3Round 3WISLA CCSOFT92♠♣3=+5
+3.3Round 9CZTERECH SZWEDOW33NT♥6-1+12
+3.2Round 9CZTERECH SZWEDOW23NT♣3-1+10
+3.2Round 11WITEK55♥x♠K-1+7
+3.1Round 11WITEK63NT♥Q=+0
+2.8Round 11WITEK112♦♠K+1+1
+2.7Round 6KENDRICK133NT♥8-1+6
+2.5Round 1MARKOWICZ13♥♦Q=+1
+2.5Round 3WISLA CCSOFT123NT♣K-3+7
+2.5Round 9CZTERECH SZWEDOW54♥♦J-2+6
+2.4Round 2VYTAS145♥♦7=+4
+2.4Round 10ANDRZEJKI222♦♣9+1+0
+2.3Round 7ZIMMERMANN75♦♥J-1+6
+2.2Round 4AUSTRALIA194♠♥A=+0
+2.2Round 7ZIMMERMANN24♦♣5-1-3
+2.0Round 11WITEK74♠♥6+1+1
+1.7Round 1MARKOWICZ24♠♠2=+0
+1.5Round 4AUSTRALIA244♠♦7+1+0
+1.5Round 8KALISH154♠♥7=+0
+1.5Round 8KALISH211♠♣3+2+0
+1.5Round 9CZTERECH SZWEDOW113NT♥J-1-4
+1.3Round 2VYTAS243♥♠4+1+6
+1.3Round 4AUSTRALIA201NT♠Q=+5
+1.2Round 10ANDRZEJKI144♠♥3=+11
+0.9Round 2VYTAS194♥♥2+3-10
+0.9Round 3WISLA CCSOFT23NT♣10+1+11
+0.9Round 7ZIMMERMANN61NT♠5-1+0
+0.9Round 7ZIMMERMANN123♥♦K-1-3
+0.9Round 8KALISH243♥♣3-1-2
+0.6Round 6KENDRICK142♠♣Q+1+1
+0.5Round 1MARKOWICZ103NT♦3=+2
+0.5Round 2VYTAS232♣♠8=-1
+0.5Round 4AUSTRALIA223NT♠2+1-1
+0.5Round 5PENFOLD44♥♣7+2-13
+0.5Round 7ZIMMERMANN51NT♠2=+5
+0.5Round 7ZIMMERMANN84♥♦7+2+1
+0.5Round 10ANDRZEJKI165♦♠5=-2
+0.5Round 10ANDRZEJKI234♥♦8+1-13
+0.5Round 10ANDRZEJKI243NT♣10+3+1
+0.4Round 4AUSTRALIA174♥♦K=+0
+0.4Round 4AUSTRALIA234♠♦5+2-13
+0.4Round 7ZIMMERMANN42♥♦J+1+1
+0.4Round 8KALISH225♥♦K=+0
+0.3Round 4AUSTRALIA165♠♣5+1-11
+0.3Round 5PENFOLD74♠♦7+1+4
+0.2Round 3WISLA CCSOFT83♦♠J-2-1
+0.2Round 10ANDRZEJKI182♠♠7+2+1
+0.1Round 1MARKOWICZ93NT♥Q-1-5
+0.1Round 8KALISH235♦♠3-2+0
+0.0Round 10ANDRZEJKI174♠♥6+1+0
-0.4Round 8KALISH174♦x♦4-1+5
-0.5Round 1MARKOWICZ112NT♦8+1-6
-0.5Round 6KENDRICK184♥♦9+1+0
-0.6Round 6KENDRICK174♣♥K-1+4
-0.9Round 7ZIMMERMANN32♥♦J=-1
-1.0Round 3WISLA CCSOFT31NT♣4-1+1
-1.0Round 11WITEK104♠♥K=+1
-1.1Round 3WISLA CCSOFT63NT♠3+1-1
-1.1Round 5PENFOLD83NT♠7+2-1
-1.1Round 8KALISH141NT♠6-1-4
-1.4Round 4AUSTRALIA154♠♣5=+0
-1.4Round 5PENFOLD63♣♦3=+1
-1.4Round 9CZTERECH SZWEDOW82♥♠3+2+6
-1.5Round 3WISLA CCSOFT111NT♠5+1-1
-1.7Round 2VYTAS134♠♥4=+0
-1.8Round 6KENDRICK164♠♣Q-1-10
-1.8Round 7ZIMMERMANN13NT♠5=+1
-1.8Round 10ANDRZEJKI211NT♦4+1-6
-1.9Round 1MARKOWICZ126♠♠2=+0
-2.2Round 9CZTERECH SZWEDOW43♠♥8=+0
-2.4Round 3WISLA CCSOFT52♥♦Q=-6
-2.4Round 7ZIMMERMANN114♠♦A-3+4
-2.5Round 8KALISH163NT♥4-1-10
-2.5Round 10ANDRZEJKI132♥♠A-1+0
-2.5Round 11WITEK92NT♥K+1-6
-2.7Round 9CZTERECH SZWEDOW74♠♦K=+0
-3.0Round 5PENFOLD53NT♦8-2-13
-3.0Round 6KENDRICK223♠♥3-1-4
-3.1Round 2VYTAS174♠♦K+1+11
-3.4Round 1MARKOWICZ55♦x♠J-1-9
-3.5Round 7ZIMMERMANN95♦♥8+1-11
-4.0Round 5PENFOLD24♠♥4+2+11
-4.3Round 5PENFOLD94♠♦2=-8
-4.4Round 3WISLA CCSOFT44♠♣10=+0
-4.5Round 8KALISH132♥♣A-1+0
-4.6Round 9CZTERECH SZWEDOW64♠x♦5-2-5
-4.7Round 5PENFOLD13♠♠2=-6
-5.0Round 5PENFOLD114♠♣5-1-8
-5.0Round 8KALISH192♥♣9-3-1
-5.1Round 2VYTAS163♥♥2=-1
-6.1Round 6KENDRICK154♥x♠K+1-6
-6.5Round 9CZTERECH SZWEDOW125♦♠K=+0
-6.6Round 4AUSTRALIA135♣♠K-2-9
-7.3Round 7ZIMMERMANN104♥♦K=-10
-7.3Round 11WITEK13NT♦5+3-1
-8.0Round 9CZTERECH SZWEDOW93NT♠2=+0
-8.1Round 1MARKOWICZ86♥♣J-1-11
-8.4Round 9CZTERECH SZWEDOW16♦♠K-3-15
-8.8Round 10ANDRZEJKI204♥♦A-1-5
-9.7Round 4AUSTRALIA213NT♦7-4-7
-9.9Round 11WITEK21NT♥9-3-18
-10.3Round 2VYTAS204♠♥A-1+3
-10.5Round 5PENFOLD105♠♣9-1-6
-12.6Round 11WITEK127♣♥J=-10