GRZEJDZIAK Sabina · SV BRIDGE CLUB

144rank
-16.6Butler · 84 bds
-0.20per board
±4.4swing
-0.17vs par /bd · #109/180
+0.29adjusted /bd
Butler per round: 13.4 21 -11 -7.5 -7.3 -25.2by round

vs par split: bidding +0.22 · play -0.30

Strength of schedule: opponents averaged +0.48/bd (a tough draw) → opponent-adjusted +0.29/bd

Card play — on target: opening leads 80.0% #103 of 180 · declarer play 71.4% #125 of 180 · defence 82.5% #120 of 180

Bidding activity — not a pass: 49.1% #21 of 180 (113/230)

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (3)82.4% (17)
Declarer play50.0% (2)73.7% (19)
Defence66.7% (6)85.3% (34)

Opening leads by suit led: ♠ 80.0% (5) · ♥ 75.0% (8) · ♦ 100.0% (2) · ♣ 80.0% (5)

vs par by strain: NT -1.46 (11) · a suit +0.13 (71)

vs par by level: part-score +0.41 (34) · game -0.67 (42) · slam +1.17 (6)

By role: declaring -1.38/bd (-2.90 vs par · 42) · defending +1.12/bd (+2.88 vs par · 40)

By vulnerability: vulnerable -0.39/bd (-0.24 vs par · 42) · not vulnerable -0.00/bd (-0.10 vs par · 42)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1I.GrzejdziakT.Rush – V.QuirosClosed14+13.4+0.96+2.50
Round 2I.GrzejdziakR.Lin – Y.DongOpen14+21.0+1.50+2.79
Round 4I.GrzejdziakM.Cappelletti Jr – A.HowardClosed14-11.0-0.79-3.29
Round 5I.GrzejdziakG.Hampson – D.KorbelOpen14-7.5-0.54+0.07
Round 6I.GrzejdziakP.Franceschetti – H.SettonClosed14-7.3-0.52-1.50
Round 8I.GrzejdziakS.Clementsson – S.CopeClosed14-25.2-1.80-1.57

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
+10.0Round 2CHINA ENJOY267♥♣6-1+17
+10.0Round 5ZHANG25♦x♥K-2+14
+9.5Round 4SCHONFELD FINESSE225♥x♦A-1+11
+9.3Round 2CHINA ENJOY274♠x♦Q-3+8
+9.0Round 8GUPTA266NT♣T-1+17
+5.9Round 4SCHONFELD FINESSE246♠♣7=+0
+5.8Round 1TEAM RUSH23♥♦5+2+10
+5.0Round 2CHINA ENJOY175♠♦6+1+11
+4.9Round 4SCHONFELD FINESSE274♥♠Q-3+6
+4.6Round 1TEAM RUSH144♠♦7=+8
+3.8Round 8GUPTA163♠♣A-1+4
+3.7Round 1TEAM RUSH122NT♠5-1+9
+3.4Round 5ZHANG84♠x♠9-1+5
+3.3Round 1TEAM RUSH134♠♥A=+0
+3.2Round 1TEAM RUSH95♠x♥A-3+0
+3.1Round 6DAISY CHAIN154♥♣K=+0
+2.7Round 4SCHONFELD FINESSE253♠♦3=+1
+2.6Round 2CHINA ENJOY152♠♣J=+5
+2.2Round 6DAISY CHAIN163NT♠T-2+6
+2.0Round 1TEAM RUSH114♥♦7=-1
+2.0Round 2CHINA ENJOY202♠♥7+1+7
+2.0Round 6DAISY CHAIN204♠♥A-2+8
+1.7Round 2CHINA ENJOY251♥♠K-1+1
+1.7Round 4SCHONFELD FINESSE284♥♣7+2+2
+1.6Round 5ZHANG75♦♠3=+1
+1.5Round 1TEAM RUSH13♥x♠J-1+0
+1.3Round 1TEAM RUSH72♠♦8+1+10
+1.2Round 1TEAM RUSH64♥♠K+2+11
+1.2Round 5ZHANG44♥♠A-1-9
+1.1Round 4SCHONFELD FINESSE233NT♠2+2-13
+1.1Round 6DAISY CHAIN223♠♥8-2+5
+0.8Round 2CHINA ENJOY233♥♣6-1-1
+0.8Round 5ZHANG143♥♣A-1+3
+0.8Round 8GUPTA284♥♠A+2+3
+0.7Round 4SCHONFELD FINESSE181NT♦7+2+0
+0.7Round 5ZHANG114♠♣A=+0
+0.7Round 5ZHANG134♥♣7+1+0
+0.6Round 6DAISY CHAIN274♥♦7=+0
+0.5Round 6DAISY CHAIN244♥♣A-2+0
+0.4Round 2CHINA ENJOY224♠♠4=+1
+0.3Round 2CHINA ENJOY244♥♦7+1+0
+0.3Round 8GUPTA184♥♦4+3+12
+0.1Round 5ZHANG34♥♥3+1+0
+0.1Round 8GUPTA172♠♣K=+0
-0.0Round 8GUPTA254♠♣A=-1
-0.1Round 1TEAM RUSH33♦♠A-1-2
-0.1Round 4SCHONFELD FINESSE192♠♣Q=+1
-0.1Round 6DAISY CHAIN231NT♣T-2-9
-0.3Round 2CHINA ENJOY282♠♣6-1-4
-0.4Round 8GUPTA241NT♥7=+0
-0.5Round 5ZHANG52♥♦A=+11
-0.5Round 6DAISY CHAIN184♥♥7+2-11
-1.0Round 6DAISY CHAIN192♥♠K-1-2
-1.1Round 6DAISY CHAIN214♠♦Q-1-5
-1.2Round 6DAISY CHAIN17Pass-3
-1.2Round 6DAISY CHAIN255♣♥5=-5
-1.7Round 1TEAM RUSH42♠♥7+1+0
-1.7Round 2CHINA ENJOY166♠x♥8-4+4
-2.0Round 4SCHONFELD FINESSE262♥♠K+1+0
-2.2Round 2CHINA ENJOY212♠♦6=-6
-2.2Round 8GUPTA274♠♥7-1-10
-2.3Round 1TEAM RUSH10Pass-4
-2.7Round 1TEAM RUSH53♦x♠J-1+0
-2.7Round 8GUPTA233♦♠2-1+0
-2.8Round 2CHINA ENJOY192♥♦A+1+0
-2.9Round 5ZHANG92♦♣7-1-5
-3.0Round 5ZHANG12♥♣8=+1
-3.1Round 8GUPTA203NT♠2-3-5
-3.9Round 5ZHANG125♣♦A-2-6
-4.1Round 2CHINA ENJOY183♠♣A-1-4
-4.5Round 8GUPTA222♥♠A-1-6
-4.6Round 4SCHONFELD FINESSE214♥♣A-2-6
-5.0Round 4SCHONFELD FINESSE152NT♠K-1-5
-5.1Round 6DAISY CHAIN284♥♣A-1-5
-5.9Round 5ZHANG63NT♣K=-6
-6.4Round 1TEAM RUSH85♣♥8=-6
-6.4Round 4SCHONFELD FINESSE175♣♥7+2-14
-6.6Round 6DAISY CHAIN262♠♣4-1+0
-7.2Round 8GUPTA155♦♠A-3-12
-7.4Round 4SCHONFELD FINESSE204♠♣9-1-12
-7.5Round 8GUPTA191NT♥2+2-10
-9.8Round 5ZHANG105♥x♠K=-8
-11.6Round 8GUPTA216♥x♠A-1-14
-12.0Round 4SCHONFELD FINESSE167♣♠7-1-17