KALITA Jacek · ZIMMERMANN

61rank
+21.8Butler · 84 bds
+0.26per board
±4.5swing
+0.70vs par /bd · #33/183
+0.69adjusted /bd
Butler per round: 16.1 16.5 -6.6 -0.2 11.5 -15.5by round

vs par split: bidding +0.13 · play +0.57

Strength of schedule: opponents averaged +0.43/bd (a tough draw) → opponent-adjusted +0.69/bd

Card play — on target: opening leads 70.4% #171 of 183 · declarer play 89.7% #16 of 183 · defence 95.1% #3 of 183

Bidding activity — not a pass: 41.7% #100 of 183 (98/235)

Card play by contract type — on target
vs NTvs a suit
Opening leads57.1% (14)84.6% (13)
Declarer play77.8% (9)95.0% (20)
Defence90.0% (20)100.0% (21)

Opening leads by suit led: ♠ 71.4% (7) · ♥ 87.5% (8) · ♦ 60.0% (5) · ♣ 57.1% (7)

vs par by strain: NT -0.23 (34) · a suit +1.34 (50)

vs par by level: part-score -0.25 (24) · game +1.18 (57) · slam -0.67 (3)

By role: declaring +0.51/bd (-1.26 vs par · 43) · defending -0.01/bd (+2.76 vs par · 41)

By vulnerability: vulnerable -0.42/bd (-0.48 vs par · 42) · not vulnerable +0.94/bd (+1.88 vs par · 42)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2M.KlukowskiP.Zatorski – R.PachtmanClosed14+16.1+1.15-0.86
Round 3M.KlukowskiM.Ter Laare – W.AlkemadeClosed14+16.5+1.18+3.64
Round 4M.KlukowskiA.Palma – A.MannoClosed14-6.6-0.47+2.14
Round 5M.KlukowskiD.Filipowicz – J.OlczykClosed14-0.2-0.01+1.36
Round 7M.KlukowskiA.Mijic – J.DjilovicOpen14+11.5+0.82-0.64
Round 8M.KlukowskiO.Toledano – A.ZamirClosed14-15.5-1.11-1.43

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
+16.1Round 3VALLON BRIDGE25♣♣A-7+19
+10.1Round 7CROATIA133NTx♣6-2+9
+8.2Round 3VALLON BRIDGE114♠♥5=+7
+7.4Round 7CROATIA56♦♠6+1-2
+6.7Round 2ALTSHULER213NT♦4-2+3
+5.7Round 2ALTSHULER183NT♥3+1+0
+5.7Round 8MAVERICKS173NT♣K-2+11
+5.6Round 7CROATIA14♦♣K-2+0
+5.3Round 2ALTSHULER163NT♣5+1+0
+5.2Round 2ALTSHULER234♥♠7=+0
+5.1Round 7CROATIA103NT♥5-2+8
+5.0Round 8MAVERICKS184♥♣7+2+9
+4.9Round 4OVERDECK194♥♦A-1+10
+4.3Round 3VALLON BRIDGE13NT♠J+3+11
+4.1Round 8MAVERICKS234♠♥K=+3
+3.3Round 5OLCZYK14♠♥3+1+11
+3.1Round 7CROATIA94♠♥J-1+5
+3.1Round 8MAVERICKS153NT♥A+1+0
+3.0Round 5OLCZYK122♥♦J-1+11
+2.7Round 4OVERDECK173♠♥K-2+8
+2.4Round 3VALLON BRIDGE62♥♣K+1+1
+2.3Round 2ALTSHULER152♥♠2+1+1
+2.3Round 2ALTSHULER226♠♠A=+0
+2.3Round 3VALLON BRIDGE123♠♥A=+0
+2.0Round 5OLCZYK112♠♣9-2+7
+1.8Round 5OLCZYK84♠♥3=+3
+1.8Round 8MAVERICKS193NT♠4=+11
+1.7Round 7CROATIA74♥♣T+2+2
+1.6Round 2ALTSHULER283NT♠4=+13
+1.6Round 4OVERDECK251NT♣6=+2
+1.6Round 5OLCZYK23NT♠3+1+0
+1.4Round 7CROATIA83NT♠2=-11
+1.2Round 4OVERDECK154♥♠9+1+6
+1.2Round 5OLCZYK34♠♣7+1+0
+1.1Round 2ALTSHULER174♠♦7=-11
+1.1Round 3VALLON BRIDGE41NT♣3+2+1
+1.1Round 4OVERDECK164♠♥4+2+1
+1.1Round 7CROATIA114♦♥3-1+2
+0.9Round 8MAVERICKS271NT♠2=+0
+0.8Round 5OLCZYK101NT♠9+2-10
+0.7Round 2ALTSHULER253NT♠2+2+0
+0.4Round 2ALTSHULER263♥♠A-1-5
+0.4Round 3VALLON BRIDGE133♣♥A+1+0
+0.3Round 4OVERDECK273NT♥6+2+11
+0.3Round 8MAVERICKS223NT♠3-2-7
+0.2Round 5OLCZYK134♥♠5=+0
+0.1Round 4OVERDECK204♥♦Q+1+0
-0.0Round 8MAVERICKS213NT♥5+1+0
-0.1Round 5OLCZYK53NT♠2=+0
-0.2Round 8MAVERICKS204♠♠J-1-7
-0.3Round 7CROATIA23NT♠T+3-14
-0.5Round 4OVERDECK281NT♠3=+0
-0.5Round 5OLCZYK64♠♦J+1+0
-0.7Round 4OVERDECK244♠♥5=+1
-0.9Round 4OVERDECK264♠♣J+1+0
-1.2Round 3VALLON BRIDGE54♠♦K=+0
-1.5Round 5OLCZYK72♥♣A-2-2
-1.5Round 7CROATIA144♥♠9=+1
-1.5Round 8MAVERICKS252♠♣J-1-6
-1.6Round 4OVERDECK183♠♥J-2+0
-1.7Round 3VALLON BRIDGE34♣x♠A-1-2
-1.8Round 3VALLON BRIDGE143♦x♠9-2+3
-2.3Round 5OLCZYK43NT♥7+2-1
-2.7Round 2ALTSHULER272♥x♠2-1+1
-2.7Round 3VALLON BRIDGE94NT♠2=+0
-2.8Round 7CROATIA33NT♥2=-7
-3.0Round 3VALLON BRIDGE84♠♦Q=+1
-3.2Round 3VALLON BRIDGE105♣♦3+1+10
-3.2Round 8MAVERICKS284♠♥6=-3
-3.3Round 4OVERDECK224♥♣7=+0
-3.4Round 8MAVERICKS163NT♠T=-5
-3.5Round 2ALTSHULER193NT♠Q-2-8
-4.0Round 4OVERDECK215♦x♠K-3+0
-4.2Round 2ALTSHULER206♣♠A=+0
-4.4Round 5OLCZYK93NT♠6=+0
-4.7Round 3VALLON BRIDGE73NT♥Q+2+0
-4.8Round 2ALTSHULER244♠♦Q-3-6
-5.1Round 7CROATIA42♠♣A+1-1
-5.3Round 5OLCZYK143NT♦3=+0
-5.4Round 7CROATIA64♦x♣K-1-2
-7.5Round 4OVERDECK234♠x♥8-2-9
-8.9Round 7CROATIA123NT♣Q=+1
-12.7Round 8MAVERICKS263NTx♠6+2-11
-15.4Round 8MAVERICKS242NTxx♣A-4-15