Jan KOT · BJING

132rank
+3.4Butler · 30 bds
+0.11per board
±4.2swing
-0.07vs par /bd
-0.32adjusted /bd
Butler per round: 6.9 -6.8 3.3by round

vs par split: bidding +0.43 · play -0.50

Strength of schedule: opponents averaged -0.44/bd (an easy draw) → opponent-adjusted -0.32/bd

Card play — on target: opening leads 100.0% · declarer play 72.7% · defence 90.0%

Bidding activity — not a pass: 53.2% (50/94)

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (1)100.0% (4)
Declarer play25.0% (4)100.0% (7)
Defence100.0% (2)87.5% (8)

Opening leads by suit led: ♥ 100.0% (2) · ♦ 100.0% (1) · ♣ 100.0% (2)

vs par by strain: NT -2.33 (9) · a suit +0.91 (21)

vs par by level: part-score -0.43 (14) · game +0.29 (14) · slam +0.00 (2)

By role: declaring -0.34/bd (-2.10 vs par · 20) · defending +1.01/bd (+4.00 vs par · 10)

By vulnerability: vulnerable -1.41/bd (-0.93 vs par · 15) · not vulnerable +1.63/bd (+0.80 vs par · 15)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 4Nina ZWIERCANIsrael YADLIN – Orit MORAN OHAYONClosed10+6.9+0.69+0.90
Round 5Nina ZWIERCANAndreas BABSCH – Ulrike SCHRECKENBERGERClosed10-6.8-0.68-0.80
Round 6Nina ZWIERCANMarner JOENSEN – Maria Vitalis HANSENClosed10+3.3+0.33-0.30

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
+9.0Round 4RONNIE BARR56♥♣K=+0
+8.5Round 6FAROE ISLANDS246♥♦2=+0
+5.8Round 4RONNIE BARR15♥x♦9-1+9
+4.1Round 5SHARK LLAMA175♦♣A=+3
+3.9Round 5SHARK LLAMA203NT♥5-1+13
+3.6Round 4RONNIE BARR43NT♥5=-1
+2.7Round 6FAROE ISLANDS213♦x♥A-1+2
+2.6Round 4RONNIE BARR62♦♥K-1+4
+2.5Round 6FAROE ISLANDS273♦♥K-1+9
+2.0Round 5SHARK LLAMA164♥♣K+1+0
+1.8Round 4RONNIE BARR74♥♣5+2+13
+1.6Round 6FAROE ISLANDS261NT♠8+1+0
+1.3Round 6FAROE ISLANDS301NT♣4=-1
+0.4Round 5SHARK LLAMA142♦♥A+2+0
-0.0Round 5SHARK LLAMA154♠♦2=+0
-0.2Round 6FAROE ISLANDS292♦♣3-4+6
-0.8Round 5SHARK LLAMA184♥♣4=+0
-1.0Round 4RONNIE BARR94♠♥2=+0
-1.0Round 6FAROE ISLANDS282♠♣Q+1+0
-1.2Round 5SHARK LLAMA122♥♠6+1-1
-1.4Round 4RONNIE BARR85♣x♥J-1-5
-1.5Round 4RONNIE BARR21NT♦Q-2+0
-2.2Round 4RONNIE BARR103♥♥2-2-2
-2.4Round 5SHARK LLAMA134♥♦2-1-6
-2.7Round 6FAROE ISLANDS223NT♥9=+0
-2.9Round 6FAROE ISLANDS251NT♥J+1-10
-3.9Round 5SHARK LLAMA113♣♥5-1-4
-6.5Round 6FAROE ISLANDS233NT♠Q-3-9
-8.9Round 5SHARK LLAMA193NT♠2-2-13
-9.8Round 4RONNIE BARR32♠x♥6-3-9