KATZ Ralph · NICKELL

280rank
-37.1Butler · 56 bds
-0.66per board
±3.3swing
-0.29vs par /bd
-1.04adjusted /bd
Butler per round: -12.1 -12.1 7.7 -32.7by round

vs par split: bidding -0.53 · play +0.45

Strength of schedule: opponents averaged -0.38/bd (an easy draw) → opponent-adjusted -1.04/bd

Card play — on target: opening leads 25.0% · declarer play 72.7% · defence 93.1%

Card play by contract type — on target
vs NTvs a suit
Opening leads0.0% (1)33.3% (3)
Declarer play75.0% (4)72.2% (18)
Defence100.0% (9)90.0% (20)

Opening leads by suit led: ♥ 0.0% (3) · ♣ 100.0% (1)

vs par by strain: NT +0.64 (14) · a suit -0.59 (42)

vs par by level: part-score +0.10 (21) · game -0.44 (32) · slam -1.33 (3)

By role: declaring -0.92/bd (-2.11 vs par · 27) · defending -0.42/bd (+1.41 vs par · 29)

By vulnerability: vulnerable -1.16/bd (+0.00 vs par · 28) · not vulnerable -0.16/bd (-0.57 vs par · 28)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 64N.NickellF.Baseggio – A.LoOpen14-7.6-0.54-1.93
Round of 64N.NickellJ.Gu – H.AoClosed14-4.5-0.32-0.14
Round of 32N.NickellB.Cohen – G.CohlerOpen14+7.7+0.55+2.57
Round of 16N.NickellT.Sadek – W.El AhmadyClosed14-32.7-2.34-1.64

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
+7.0Round of 64BASEGGIO233NT♥3+2+0
+6.1Round of 16STRUL193♠♣Q=+6
+5.8Round of 32MAHAFFEY204♠♦Q-1+6
+3.6Round of 64BASEGGIO393♦♥2-2+6
+3.3Round of 64BASEGGIO353♠♥7-1-1
+3.1Round of 64BASEGGIO332♠♥3=+5
+2.2Round of 32MAHAFFEY224♥♠A+1+0
+2.1Round of 32MAHAFFEY234♠x♦K-1+0
+1.9Round of 32MAHAFFEY256♦x♠A-3+0
+1.8Round of 32MAHAFFEY164♠♦8-1+6
+1.7Round of 64BASEGGIO242♠♣3-1+2
+1.5Round of 32MAHAFFEY193♥♦A+1+1
+1.4Round of 64BASEGGIO283NT♠4-1+10
+1.1Round of 64BASEGGIO346♠♥6-1+10
+1.0Round of 16STRUL252♦♠7+1+0
+0.9Round of 64BASEGGIO252♠♣3+1+0
+0.9Round of 64BASEGGIO304♠♦Q+1+1
+0.7Round of 32MAHAFFEY241NT♠J+1+0
+0.3Round of 64BASEGGIO421NT♥8=+2
+0.2Round of 64BASEGGIO294♠♥K=+0
+0.2Round of 32MAHAFFEY283NT♣K-1+10
+0.2Round of 16STRUL242♣♥J+3+6
+0.1Round of 64BASEGGIO384♥♣3+1+0
-0.0Round of 64BASEGGIO174♠♣5-1-2
+0.0Round of 16STRUL224♥♠Q+2+2
-0.1Round of 64BASEGGIO181NT♣Q+1+1
-0.1Round of 64BASEGGIO264♠♥5+1+0
-0.1Round of 16STRUL273NT♥9+1-1
-0.2Round of 64BASEGGIO412♠♦6+1+0
-0.2Round of 16STRUL284♥♠J+1+0
-0.4Round of 64BASEGGIO195♠♥K=+0
-0.5Round of 32MAHAFFEY214♥♣2+1+10
-0.5Round of 32MAHAFFEY263NT♠10+2+0
-0.6Round of 64BASEGGIO201NT♠5+1-1
-0.7Round of 16STRUL202♣♦10+1-1
-0.9Round of 64BASEGGIO404♠♣8+2-11
-1.2Round of 64BASEGGIO362♥♣K-1+1
-1.3Round of 64BASEGGIO223NT♥8+1+0
-1.3Round of 32MAHAFFEY153NT♣9+2+0
-1.5Round of 32MAHAFFEY185♣♥J=+2
-2.0Round of 32MAHAFFEY173NT♣7+2+0
-2.7Round of 32MAHAFFEY272♠♣8-2+1
-2.7Round of 16STRUL213NT♠Q=+0
-2.8Round of 64BASEGGIO274♥♠A-1-8
-2.9Round of 64BASEGGIO372♥♦4+1-1
-2.9Round of 16STRUL154♥♠J=+0
-3.0Round of 64BASEGGIO153♦♠J=-5
-3.1Round of 64BASEGGIO212♠♣Q-1-10
-3.2Round of 16STRUL184♥♣3-1-5
-5.1Round of 16STRUL164♠♠3=-10
-5.7Round of 64BASEGGIO313♦♦6+1-10
-6.2Round of 64BASEGGIO324♠♥10-3-4
-6.2Round of 16STRUL234♠♥J=+1
-6.9Round of 16STRUL175♣x♥J-2-9
-7.2Round of 64BASEGGIO167♦♠K-1-14
-12.0Round of 16STRUL263NT♣6-1-12