KOZYCZKOWSKI Jerzy · ASCHAFFENBURG

158rank
-5.7Butler · 112 bds
-0.05per board
±4.0swing
-0.09vs par /bd · #133/241
-0.24adjusted /bd
Butler per round: -9.8 -0.5 24.7 -5.8 -13.7 -12.8 30 -17.8by round

vs par split: bidding -0.50 · play +0.36

Strength of schedule: opponents averaged -0.19/bd (an easy draw) → opponent-adjusted -0.24/bd

Card play — on target: opening leads 77.1% #137 of 241 · declarer play 75.0% #123 of 241 · defence 86.2% #118 of 241

Bidding activity — not a pass: 42.3% #121 of 241 (142/336)

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (12)82.6% (23)
Declarer play81.8% (11)72.0% (25)
Defence84.2% (19)87.2% (39)

Opening leads by suit led: ♠ 80.0% (10) · ♥ 60.0% (5) · ♦ 71.4% (14) · ♣ 100.0% (6)

vs par by strain: NT +0.74 (35) · a suit -0.54 (76)

vs par by level: part-score -1.56 (32) · game +0.51 (70) · slam -0.11 (9)

By role: declaring +0.51/bd (-2.59 vs par · 54) · defending -0.57/bd (+2.24 vs par · 58)

By vulnerability: vulnerable -0.18/bd (-0.04 vs par · 56) · not vulnerable +0.08/bd (-0.14 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1L.ComanescuJ.Luczeczko – S.GrabalaClosed14-9.8-0.70+0.43
Round 2L.ComanescuP.Karlik – I.WalachOpen14-0.5-0.04+0.71
Round 3L.ComanescuI.Mrkic – S.ProbstOpen14+24.7+1.76+1.93
Round 4L.ComanescuF.Piedra – M.Sainz De VicunaClosed14-5.8-0.41-0.86
Round 5L.ComanescuK.Bendre – S.KushariOpen14-13.7-0.98-0.21
Round 6L.ComanescuM.Barel – P.KatzClosed14-12.8-0.91-3.29
Round 7L.ComanescuS.Czech – P.LasotaOpen14+30.0+2.14+1.43
Round 8L.ComanescuM.Blach – P.JaniszewskiClosed14-17.8-1.27-0.86

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
+10.4Round 7PLEASE HELP103NT♥Q=+10
+10.4Round 7PLEASE HELP124♠♠J=+10
+10.0Round 3MALA ZOVE85♥♣A=+11
+9.6Round 3MALA ZOVE134♠♣J-3+17
+7.8Round 4VICUNA216♦♥A=-1
+6.7Round 6GOLD BARS283NT♦5+1+10
+6.4Round 2CZECHIA U23234♠♣K=+13
+6.3Round 1GDANSK113NT♦4-1+10
+5.7Round 7PLEASE HELP116♠♣8=+0
+5.7Round 8BRIDGE FOR BUSINESS233♣♦A=+0
+5.6Round 4VICUNA247NT♠9=+0
+4.6Round 5FORMIDABLES34♠♦3-1+12
+4.3Round 3MALA ZOVE77♠♣K=+0
+4.3Round 5FORMIDABLES114♠♥A-1+10
+4.1Round 7PLEASE HELP22♥♣8=-9
+3.7Round 3MALA ZOVE62♥♦J-2+3
+3.7Round 4VICUNA25Adj.♥2+5
+3.5Round 2CZECHIA U23191NT♦2+3+3
+3.4Round 1GDANSK135♥♣6+1+9
+3.3Round 7PLEASE HELP34♥♦Q-1+9
+2.6Round 4VICUNA264♥♦4-1+12
+2.6Round 6GOLD BARS174♠♦A-3+6
+2.5Round 1GDANSK103♦♠6-1+1
+2.4Round 1GDANSK84♠♦6+2+11
+2.4Round 7PLEASE HELP144♥♠T+1+4
+2.3Round 2CZECHIA U23163♠♥4=+0
+2.3Round 3MALA ZOVE54♠♦7-2+5
+2.3Round 7PLEASE HELP13♠♣8-1+4
+2.2Round 2CZECHIA U23271NT♥6=+6
+2.1Round 8BRIDGE FOR BUSINESS244♥♠A-1+5
+1.9Round 6GOLD BARS273NT♦4=+0
+1.8Round 6GOLD BARS251NT♣8=+5
+1.7Round 2CZECHIA U23153NT♣4-2+6
+1.7Round 2CZECHIA U23223NT♦J+2-10
+1.6Round 5FORMIDABLES64♥♥3+2-1
+1.6Round 8BRIDGE FOR BUSINESS203♦♦J-1+0
+1.5Round 4VICUNA184♣♣2+1+7
+1.4Round 4VICUNA224♠♣6=-11
+1.2Round 5FORMIDABLES76♦♣2-1+17
+1.2Round 7PLEASE HELP133NT♠Q-1-6
+1.2Round 8BRIDGE FOR BUSINESS281NT♦6+3+6
+1.1Round 5FORMIDABLES144♠♥K+1+1
+1.0Round 1GDANSK92♥♠J=-7
+0.7Round 2CZECHIA U23183♥♦K=+6
+0.7Round 4VICUNA174♥♦J+1+0
+0.6Round 3MALA ZOVE103NT♦J+1+1
+0.4Round 3MALA ZOVE12NT♥2+1-6
+0.4Round 3MALA ZOVE144♣♣8-1+2
+0.4Round 7PLEASE HELP93NT♦8+1+1
+0.1Round 6GOLD BARS193NT♦2+2-11
-0.0Round 3MALA ZOVE113NT♦4+2+0
+0.0Round 7PLEASE HELP73NT♥2-2+0
-0.1Round 5FORMIDABLES14♠♥2+2-11
-0.2Round 1GDANSK74♠♣A+1+0
-0.2Round 6GOLD BARS204♥♣6=+1
-0.3Round 1GDANSK24♥♠8=+1
-0.3Round 2CZECHIA U23284♠♥A+1+0
-0.3Round 6GOLD BARS264♥♠8=+1
-0.4Round 1GDANSK42♦x♥K-1-9
-0.4Round 3MALA ZOVE25♠♥7=-13
-0.4Round 3MALA ZOVE43♦♠K-1+6
-0.4Round 8BRIDGE FOR BUSINESS194♠♣9+1+0
-0.6Round 4VICUNA164♥♠4+1+0
-0.6Round 7PLEASE HELP85NT♠J=+10
-0.7Round 8BRIDGE FOR BUSINESS166♠x♣A-2+5
-0.8Round 2CZECHIA U23201NT♠4=-1
-0.8Round 2CZECHIA U23264♠♣6=+0
-0.8Round 3MALA ZOVE93NT♥6=+2
-0.8Round 4VICUNA274♣♦5=+0
-1.0Round 2CZECHIA U23242♥♦7-1-5
-1.0Round 8BRIDGE FOR BUSINESS213NT♦Q+2+10
-1.2Round 3MALA ZOVE33NT♣9=-1
-1.4Round 5FORMIDABLES95♣♠Q+1-11
-1.4Round 7PLEASE HELP43NT♠2+2-2
-1.4Round 7PLEASE HELP64♥♥4+1-1
-1.5Round 2CZECHIA U23213♦♣K-1+3
-1.5Round 4VICUNA193NT♦8+3+12
-1.6Round 5FORMIDABLES82♠♦3=+0
-1.6Round 6GOLD BARS183NT♥K=-5
-1.6Round 8BRIDGE FOR BUSINESS254♠♦Q+1+0
-1.7Round 1GDANSK143NT♠3+1+0
-1.7Round 6GOLD BARS156♠♥7+1-13
-1.8Round 1GDANSK122♦♠A+2+0
-2.1Round 6GOLD BARS224♥♠J-1-5
-2.3Round 6GOLD BARS211NT♠4+2-6
-2.6Round 5FORMIDABLES126♦♥3=+2
-2.8Round 8BRIDGE FOR BUSINESS261♠♥8+2-11
-2.9Round 5FORMIDABLES23NT♦2+1-1
-2.9Round 8BRIDGE FOR BUSINESS185♦♠5=+0
-3.2Round 5FORMIDABLES133♠♦A-1-11
-3.5Round 8BRIDGE FOR BUSINESS153NT♣9=+0
-3.8Round 2CZECHIA U23174♠♥A-2+0
-3.8Round 3MALA ZOVE123NT♣K=+0
-3.9Round 4VICUNA233NT♠7+2+0
-4.0Round 1GDANSK63NT♣Q=+0
-4.2Round 6GOLD BARS233NT♥2+1-12
-4.5Round 5FORMIDABLES43♥♦3=-10
-4.5Round 8BRIDGE FOR BUSINESS274♠♥5-1-5
-4.6Round 8BRIDGE FOR BUSINESS224♠♦8-2-11
-4.8Round 5FORMIDABLES103♠♣K=+0
-5.0Round 1GDANSK13NT♠2-1-5
-5.0Round 1GDANSK34♠x♥8-2-5
-5.0Round 4VICUNA154♥♠T+1-17
-5.3Round 6GOLD BARS162♥♦A+3-6
-5.4Round 5FORMIDABLES54♥♦A=+0
-6.4Round 8BRIDGE FOR BUSINESS173♦♦Q=-11
-6.8Round 7PLEASE HELP53♠♦9=-10
-7.0Round 1GDANSK55♣♥4=+0
-7.8Round 4VICUNA284♠♣K=-7
-8.2Round 6GOLD BARS246♠♦8+1-11
-9.5Round 4VICUNA205♦♥2-1-12
-10.8Round 2CZECHIA U23255♣♦9+1-11