GRZEJDZIAK Sabina · SIEJA

98rank
-20.6Butler · 56 bds
-0.37per board
±3.1swing
-0.36vs par /bd
-0.23adjusted /bd
Butler per round: 9 9 -29.6 -29.6by round

vs par split: bidding -0.21 · play -0.14

Strength of schedule: opponents averaged +0.14/bd (a tough draw) → opponent-adjusted -0.23/bd

Card play — on target: opening leads 92.9% · declarer play 75.0% · defence 93.1%

Card play by contract type — on target
vs NTvs a suit
Opening leads80.0% (5)100.0% (9)
Declarer play80.0% (5)72.7% (11)
Defence66.7% (6)100.0% (23)

Opening leads by suit led: ♠ 100.0% (4) · ♥ 100.0% (4) · ♣ 83.3% (6)

vs par by strain: NT -1.06 (16) · a suit -0.07 (40)

vs par by level: part-score +1.68 (22) · game -1.06 (31) · slam -8.00 (3)

By role: declaring -0.51/bd (-3.37 vs par · 27) · defending -0.23/bd (+2.45 vs par · 29)

By vulnerability: vulnerable +0.79/bd (+1.36 vs par · 28) · not vulnerable -1.52/bd (-2.07 vs par · 28)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 32I.GrzejdziakM.Gold – V.DemuyClosed14+1.1+0.08+0.71
Round of 32I.GrzejdziakM.Gold – V.DemuyClosed14+7.9+0.56-1.64
Round of 16I.GrzejdziakC.Madsen – B.DrijverOpen14-21.5-1.54-2.29
Round of 16I.GrzejdziakS.De Wijs – D.Von ArnimClosed14-8.1-0.58+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
+5.1Round of 32BROS1005114♠♣5+1+4
+5.0Round of 32BROS1005156♥♣J=-13
+4.8Round of 32BROS1005234♠♠3=-1
+4.7Round of 32BROS1005183♠♥A-2+0
+4.5Round of 32BROS100524♠♣6=+0
+4.2Round of 32BROS1005214♠♥J+1+4
+4.2Round of 16FERM103♥♠6=+0
+3.6Round of 32BROS1005263NT♥K=+0
+3.4Round of 32BROS100583NT♥10-1+5
+3.1Round of 16FERM162♥♣7+1+6
+3.1Round of 16FERM234♥♦A+2+13
+3.0Round of 32BROS100533♠♥K+1+8
+2.9Round of 16FERM53♠♣A-1+5
+2.5Round of 16FERM283NT♥Q+1+1
+1.6Round of 16FERM44♥♦K=+0
+1.4Round of 32BROS1005283♠♥Q=+7
+1.3Round of 32BROS1005203NT♦5+1-1
+1.3Round of 32BROS1005255♠♣3=+0
+1.2Round of 32BROS1005172♠♥K-1+4
+0.5Round of 32BROS1005121NT♣2=-5
+0.5Round of 16FERM201NT♣J+3+9
+0.4Round of 32BROS100514♥♣A-2+0
+0.3Round of 32BROS100573NT♦10=-1
+0.3Round of 16FERM173NT♣J=+2
+0.1Round of 16FERM31NT♣3=-1
-0.2Round of 32BROS100541♥♥6+2+10
-0.2Round of 16FERM132♣♠5+1+0
-0.5Round of 32BROS1005243NT♣K+1-1
-0.5Round of 16FERM185♠♣Q=+0
-0.6Round of 32BROS1005102NT♠8+1+10
-0.9Round of 16FERM124♠♥A=+0
-1.1Round of 16FERM195♦x♥J-1+6
-1.3Round of 16FERM153♠♥10=-7
-1.4Round of 32BROS1005143NT♥5-1-10
-1.6Round of 16FERM223♠♣5=+7
-1.7Round of 16FERM264♥♣K=+0
-1.7Round of 16FERM276♥♦8=+0
-1.9Round of 16FERM252♥♠9+1+7
-2.1Round of 32BROS1005133♠♥2-1-5
-2.3Round of 16FERM114♥♠5=+0
-2.6Round of 16FERM23♠♣A-2-8
-2.9Round of 32BROS1005224♥♣Q=+0
-3.2Round of 32BROS100561NT♣3=-5
-3.3Round of 16FERM94♠♥A+1-11
-3.3Round of 16FERM216♣♦2+1-11
-3.4Round of 32BROS100593♣x♦A-3+4
-3.5Round of 16FERM84♠♠9-1-5
-3.7Round of 16FERM14♠♣6=+0
-3.7Round of 16FERM144♠♥2+1+0
-4.1Round of 32BROS1005271♠x♦A-3-2
-4.5Round of 16FERM63NT♣A-1-5
-4.5Round of 16FERM244♥♠A-1-8
-5.2Round of 32BROS100553NT♥7-3-5
-5.2Round of 32BROS1005164♠♣9-1-10
-5.6Round of 16FERM73♥♠2=-7
-6.9Round of 32BROS1005193NT♦Q+2-10