RETTER Koren · LAKO

8rank
+120.7Butler · 112 bds
+1.08per board
±4.1swing
+1.70vs par /bd · #7/221
+1.19adjusted /bd
Butler per round: 35.1 -5.3 -0.5 22.2 25.8 12.9 17.3 13.2by round

vs par split: bidding +1.21 · play +0.49

Strength of schedule: opponents averaged +0.11/bd (a tough draw) → opponent-adjusted +1.19/bd

Card play — on target: opening leads 93.1% #20 of 221 · declarer play 80.0% #61 of 221 · defence 90.8% #16 of 221

Bidding activity — not a pass: 40.1% #137 of 221 (115/287)

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (6)100.0% (23)
Declarer play71.4% (7)84.6% (13)
Defence83.3% (24)95.1% (41)

Opening leads by suit led: ♠ 60.0% (5) · ♥ 100.0% (3) · ♦ 100.0% (10) · ♣ 100.0% (11)

vs par by strain: NT +1.08 (37) · a suit +2.00 (75)

vs par by level: part-score +1.09 (42) · game +1.94 (63) · slam +3.14 (7)

By role: declaring +1.24/bd (-1.36 vs par · 47) · defending +0.96/bd (+3.91 vs par · 65)

By vulnerability: vulnerable +1.54/bd (+1.38 vs par · 56) · not vulnerable +0.62/bd (+2.02 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1L.PetelkoM.Janeczek – A.BunikowskiClosed14+35.1+2.51+1.21
Round 2L.PetelkoW.Wang – G.HampsonClosed14-5.3-0.38-1.43
Round 3L.PetelkoJ.Romanowski – M.RossardClosed14-0.5-0.04+3.14
Round 4L.PetelkoI.Filimon – D.ValimarescuClosed14+22.2+1.59+4.79
Round 5L.PetelkoP.Franceschetti – H.SettonClosed14+25.8+1.84+3.00
Round 6L.PetelkoN.Sver – V.ZoricClosed14+12.9+0.92+2.43
Round 7L.PetelkoK.Bertheau – G.YettickClosed14+17.3+1.24-0.86
Round 8L.PetelkoP.Saporta – R.Saporta-TworzydloClosed14+13.2+0.94+1.29

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
+13.9Round 5DAISY CHAIN133NT♣9-3+14
+12.2Round 5DAISY CHAIN16♠♥8-1+14
+11.7Round 4ALLEZ266NT♣6-1+13
+11.5Round 1BUNIO95♦x♣2-2+9
+9.4Round 1BUNIO133NT♥A+1+1
+9.4Round 7COLORADO26♦♥2=-12
+9.3Round 6CROATIA254♥♦J+2+11
+8.3Round 7COLORADO33NT♦4-3+7
+7.7Round 8FRENCH CONNECTION234♠x♥K=+7
+7.6Round 3BLUE NOTE93NT♦Q-1+10
+7.4Round 4ALLEZ214♥♦Q-1+12
+7.2Round 3BLUE NOTE114♠♥5=+7
+6.1Round 1BUNIO77♥♣K=+0
+5.5Round 2ZHANG234♥♥6=+0
+5.3Round 2ZHANG165♦♣Q=-1
+5.3Round 8FRENCH CONNECTION262♥♣T-2+10
+5.1Round 4ALLEZ175♦♠K-1+11
+4.2Round 1BUNIO144♥♠2-1+10
+4.2Round 2ZHANG262♠♣T-1+0
+4.1Round 2ZHANG226♠♥2=+0
+4.0Round 5DAISY CHAIN23NT♦3+3+2
+3.9Round 3BLUE NOTE13NT♥8+3+11
+3.7Round 8FRENCH CONNECTION174♥♣3-1+11
+3.5Round 5DAISY CHAIN84♠♥4=+3
+3.5Round 6CROATIA244♠♦4=+8
+3.1Round 1BUNIO54♦♥T-1+9
+2.7Round 6CROATIA174♠♥7=+8
+2.4Round 8FRENCH CONNECTION213NT♠J+3+2
+2.2Round 2ZHANG192♠♣Q-1-2
+2.2Round 3BLUE NOTE62NT♠T=+0
+2.2Round 3BLUE NOTE83♠♥T+2+6
+2.2Round 7COLORADO131NT♠4-1+0
+2.1Round 4ALLEZ154♥♦A=+6
+2.1Round 6CROATIA194♥♣2-1+7
+2.0Round 1BUNIO123NT♦2+1-1
+1.9Round 2ZHANG153♥♠6=+1
+1.6Round 1BUNIO14♠♦K-1+5
+1.6Round 8FRENCH CONNECTION271NT♥J+1+1
+1.5Round 1BUNIO63♦♣3=+0
+1.5Round 2ZHANG242♥♥K-2+0
+1.5Round 4ALLEZ221NT♦8+2+7
+1.4Round 2ZHANG273NT♥5-2+6
+1.4Round 6CROATIA163♦♥J=-1
+1.4Round 7COLORADO83NT♠3+1-10
+1.4Round 8FRENCH CONNECTION285♣x♣2-3+0
+1.3Round 8FRENCH CONNECTION223NT♠3-1-5
+1.2Round 4ALLEZ164♠♥6+2+1
+1.2Round 5DAISY CHAIN34♠♣6=-1
+1.1Round 4ALLEZ273NT♣J+1+11
+1.0Round 7COLORADO63♠♦4-2+6
+0.9Round 1BUNIO84♠♣Q=-1
+0.9Round 3BLUE NOTE24♠♣Q+1+13
+0.8Round 5DAISY CHAIN73♣♥K+1+0
+0.8Round 7COLORADO54NT♥2+3-10
+0.7Round 1BUNIO23♠♦7=+0
+0.7Round 4ALLEZ193♥♦A=+7
+0.6Round 6CROATIA234♥♠A=+0
+0.6Round 7COLORADO74♥♦Q=+0
+0.4Round 6CROATIA152NT♣2+1-6
+0.3Round 3BLUE NOTE133♣♥A+1+0
+0.2Round 1BUNIO43♥♦J-1-1
+0.2Round 4ALLEZ251NT♣9+1+1
+0.1Round 2ZHANG254♥♣J+1+0
+0.1Round 6CROATIA215♣x♠5-2-5
+0.1Round 6CROATIA263♦♣9=+0
+0.1Round 6CROATIA282NT♣J+1+10
+0.1Round 7COLORADO13♥♦Q-3-6
-0.1Round 5DAISY CHAIN93♣♠5+1+7
-0.1Round 7COLORADO122NT♣2+1+10
-0.2Round 7COLORADO44♠♣A-1+5
-0.3Round 5DAISY CHAIN113♣♣8+2+6
-0.3Round 6CROATIA224♠♥5+1+0
-0.3Round 8FRENCH CONNECTION204♠♥Q-1-7
-0.4Round 1BUNIO111NT♦7+1+0
-0.5Round 3BLUE NOTE142♥♣5+1+6
-0.5Round 7COLORADO101NT♥4+1+0
-0.6Round 5DAISY CHAIN64♠♦J+1+0
-0.6Round 6CROATIA274♥♦3+1+0
-0.6Round 8FRENCH CONNECTION252♠♦2-1-6
-0.7Round 2ZHANG284♠♦3+2+13
-0.7Round 3BLUE NOTE73NT♠8+1+1
-0.8Round 5DAISY CHAIN101NT♠T+1-11
-0.9Round 5DAISY CHAIN123♠♣J+1+10
-1.0Round 4ALLEZ204♥♣T+1+0
-1.0Round 4ALLEZ244♠♣Q=+1
-1.0Round 5DAISY CHAIN43NT♥7+2-1
-1.0Round 8FRENCH CONNECTION243NT♠5+1-1
-1.1Round 5DAISY CHAIN53NT♦7+1-1
-1.2Round 7COLORADO92♥♣6=+1
-1.3Round 1BUNIO101NT♥A-2-2
-1.3Round 8FRENCH CONNECTION153♥♣J-2-6
-1.4Round 8FRENCH CONNECTION186♣x♠A-4+7
-1.6Round 6CROATIA201♠♦T-1+1
-1.6Round 7COLORADO144♥♠2+1+0
-1.8Round 4ALLEZ233♣♦9=+0
-1.8Round 8FRENCH CONNECTION193NT♠J+2+11
-2.1Round 3BLUE NOTE54♠♦K=+0
-2.1Round 4ALLEZ183♥♠J=-1
-2.9Round 4ALLEZ281NT♠3+2-2
-2.9Round 7COLORADO113♥♠8+2-3
-3.6Round 3BLUE NOTE104♥♦3=+10
-3.8Round 8FRENCH CONNECTION163NT♠T+2-6
-4.2Round 3BLUE NOTE124♠x♥A-1-6
-4.4Round 1BUNIO34♥♣6-1-12
-4.9Round 6CROATIA183NT♣T=+1
-5.0Round 5DAISY CHAIN143NT♥2=+0
-5.8Round 2ZHANG206♣♠A=+0
-6.0Round 3BLUE NOTE42♥♣3-1-6
-6.8Round 2ZHANG183NT♥J-2-11
-7.7Round 3BLUE NOTE35♣x♠A-2-8
-9.0Round 2ZHANG174♠♥9-1-14
-9.2Round 2ZHANG213NT♥5=-12