KOZYCZKOWSKI Jerzy · SENATOR

54rank
+15.8Butler · 100 bds
+0.16per board
±5.0swing
-0.17vs par /bd · #79/132
+0.13adjusted /bd
Butler per round: -4.2 2.5 17.5 -0.9 0.6 -8.3 23.2 -5.7 -11.7 2.8by round

vs par split: bidding -0.45 · play +0.28

Strength of schedule: opponents averaged -0.03/bd (an average draw) → opponent-adjusted +0.13/bd

Card play — on target: opening leads 65.4% #118 of 132 · declarer play 72.0% #59 of 132 · defence 90.4% #17 of 132

Card play by contract type — on target
vs NTvs a suit
Opening leads54.5% (11)73.3% (15)
Declarer play54.5% (11)85.7% (14)
Defence94.4% (18)88.2% (34)

Opening leads by suit led: ♠ 45.5% (11) · ♥ 100.0% (5) · ♦ 80.0% (5) · ♣ 60.0% (5)

vs par by strain: NT +0.49 (37) · a suit -0.56 (63)

vs par by level: part-score +0.91 (35) · game -0.98 (58) · slam +1.14 (7)

By role: declaring -0.71/bd (-3.33 vs par · 48) · defending +0.96/bd (+2.75 vs par · 52)

By vulnerability: vulnerable +0.67/bd (+0.70 vs par · 50) · not vulnerable -0.35/bd (-1.04 vs par · 50)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.LesniczakC.Fulga – V.MarculetiuOpen10-4.2-0.42-4.20
Round 2J.LesniczakS.Horvitz – N.GraizerOpen10+2.5+0.25-0.40
Round 3J.LesniczakCARROLL MARTIN – J.KennedyOpen10+17.5+1.75+2.20
Round 4J.LesniczakJ.Meckstroth – Z.MahmoodOpen10-0.9-0.09+1.40
Round 5J.LesniczakO.Vinjevoll – J.AardalClosed10+0.6+0.06-2.40
Round 6J.LesniczakS.Torres – J.HenriquesOpen10-8.3-0.83-1.90
Round 7J.LesniczakC.Gianardi – E.RossanoClosed10+23.2+2.32+2.70
Round 8J.LesniczakA.Kalish – L.PodgurOpen10-5.7-0.57+1.20
Round 9J.LesniczakW.Wala – J.MichalekOpen10-11.7-1.17-1.80
Round 10J.LesniczakG.Mattsson – G.WeiszOpen10+2.8+0.28+1.50

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
+15.2Round 10WHITE WINNER86♥x♦A-6+15
+11.4Round 4MILNER76♣♥K-3+14
+11.4Round 7SAVELLI64♠♦8-2+13
+10.3Round 7SAVELLI74♠♣A+1+1
+9.4Round 8KAMINSKI133NT♠K-1+12
+8.7Round 1VALACCHIA103NT♦6+3+11
+8.6Round 9GORACO243♥♦A=+15
+8.1Round 8KAMINSKI123NT♠4-3+11
+7.9Round 9GORACO253♥♥A-2+8
+6.6Round 3DUBEL283NT♣8-1+10
+6.3Round 7SAVELLI23NT♠Q-3+11
+5.5Round 1VALACCHIA56♠♠2=+12
+5.3Round 5YOUNG BOYS164♥♦5-1+6
+5.0Round 3DUBEL211NT♦J+1+6
+5.0Round 3DUBEL263NT♦4-1+6
+4.3Round 2GRAIZER NURIT182♣♠8-2+3
+3.9Round 3DUBEL253♣♠K-2+7
+3.7Round 4MILNER94♥♣8-1+10
+3.7Round 10WHITE WINNER104♠♥5-2+7
+3.6Round 5YOUNG BOYS203♠♣K-2-10
+3.4Round 6PORTO BRIDGE CLUB234♥♣10-1+12
+3.0Round 2GRAIZER NURIT202♠♦8-2+3
+3.0Round 4MILNER13♣♣A=+0
+2.9Round 3DUBEL223NT♣6-1+12
+2.8Round 10WHITE WINNER71NT♥6=+5
+2.7Round 2GRAIZER NURIT172♣♠J+1+0
+2.7Round 7SAVELLI92♦♥Q-1-1
+2.6Round 1VALACCHIA83NT♠7+2-11
+2.2Round 3DUBEL304♥♠9-2+0
+2.2Round 5YOUNG BOYS151NT♥3-2+0
+2.1Round 8KAMINSKI151NT♣4+1+6
+1.9Round 2GRAIZER NURIT123NT♠5+1+0
+1.9Round 6PORTO BRIDGE CLUB273NT♠5+2+1
+1.9Round 10WHITE WINNER53NT♥3+3+1
+1.7Round 2GRAIZER NURIT114♠♠4+1+0
+1.6Round 10WHITE WINNER24♠♠10-3+2
+1.4Round 7SAVELLI44♠♦10+1+1
+1.2Round 2GRAIZER NURIT193NT♣J-1+5
+1.2Round 10WHITE WINNER33♥x♣Q-1-5
+0.9Round 7SAVELLI31NT♣3=+0
+0.8Round 5YOUNG BOYS184♥♠2+1+1
+0.7Round 1VALACCHIA74♥♦9+1+1
+0.7Round 7SAVELLI102♥♦4+2+10
+0.6Round 5YOUNG BOYS143NT♣J+2-11
+0.6Round 10WHITE WINNER43NT♠3+3+1
+0.5Round 4MILNER41NT♥A+1+1
+0.4Round 8KAMINSKI203♥♥8=+0
+0.3Round 4MILNER104♠♦7=+0
+0.2Round 5YOUNG BOYS171♠♠J-1+2
+0.2Round 6PORTO BRIDGE CLUB304♥♦9-1+10
-0.0Round 2GRAIZER NURIT152♠♥J=+1
-0.1Round 2GRAIZER NURIT141NT♠6+1+0
-0.1Round 6PORTO BRIDGE CLUB243NT♠6+1+1
-0.1Round 6PORTO BRIDGE CLUB283NT♠9+1+0
-0.1Round 9GORACO274♥♥2+1+0
-0.2Round 6PORTO BRIDGE CLUB255♣♠K=-9
-0.3Round 3DUBEL243NT♥4+2-1
-0.3Round 3DUBEL272♠♥7+2-7
-0.4Round 8KAMINSKI171NT♥2-1+2
-0.5Round 1VALACCHIA43NT♠8+3-12
-0.6Round 4MILNER62♥♦3-1-2
-0.7Round 4MILNER22NT♥2+1+10
-0.7Round 6PORTO BRIDGE CLUB211NT♥3=+1
-1.3Round 5YOUNG BOYS124♠♥5+2-1
-1.3Round 5YOUNG BOYS133NT♣2+2+0
-1.3Round 9GORACO212♠♦K-1-6
-1.3Round 9GORACO293NT♠8+1+0
-1.4Round 6PORTO BRIDGE CLUB222♠♥A+2-6
-1.6Round 9GORACO282♥♠K=-5
-1.7Round 9GORACO225♣x♠9-1-5
-1.8Round 7SAVELLI12♥♣J+2-6
-1.9Round 2GRAIZER NURIT164♥♣J=+1
-2.2Round 1VALACCHIA25♥x♠A-2-2
-2.4Round 3DUBEL294♥♦J=-3
-2.4Round 8KAMINSKI191NT♠2=-8
-2.7Round 6PORTO BRIDGE CLUB264♥♦2+2-13
-2.7Round 8KAMINSKI162♠x♣J-1+11
-3.0Round 1VALACCHIA93NT♥K=-11
-3.0Round 10WHITE WINNER94♣♦K=+0
-3.2Round 4MILNER54♠♣4-1-5
-3.7Round 5YOUNG BOYS192♥♠Q+1-1
-3.9Round 1VALACCHIA64♠♣5+2-11
-4.0Round 7SAVELLI52♣♣3-5-2
-4.0Round 8KAMINSKI185♥x♠A-1-5
-4.7Round 7SAVELLI84♥♦9=+0
-4.8Round 9GORACO304♥♠7=+0
-5.1Round 3DUBEL233NT♣6-2-8
-5.1Round 4MILNER84♠♥K+3-14
-5.8Round 5YOUNG BOYS113NT♣9-1-10
-6.0Round 1VALACCHIA33NT♠10+1-8
-6.1Round 1VALACCHIA14♠♣5+2-11
-6.3Round 9GORACO233NT♥5+2-12
-6.8Round 8KAMINSKI143NT♣J=-3
-8.6Round 6PORTO BRIDGE CLUB296♥♦5-3-16
-9.4Round 8KAMINSKI114♥♦8+3-14
-10.2Round 4MILNER36♠♦K=+0
-10.3Round 2GRAIZER NURIT136♠♦3-1-17
-10.6Round 10WHITE WINNER17♥♥3=+0
-10.6Round 10WHITE WINNER65♥♣6-1-11
-11.1Round 9GORACO264♥♠K=-13