BYRNE Michael · KNOTTENBELT

236rank
-9.5Butler · 126 bds
-0.08per board
±4.6swing
+0.26vs par /bd · #135/382
-0.05adjusted /bd
Butler per round: -13.5 -16.6 -11 7.4 13.3 18.9 -13.3 -5.9 11.2by round

vs par split: bidding +0.18 · play +0.11

Strength of schedule: opponents averaged +0.03/bd (an average draw) → opponent-adjusted -0.05/bd

Card play — on target: opening leads 86.1% #70 of 382 · declarer play 83.9% #31 of 382 · defence 83.3% #327 of 382

Bidding activity — not a pass: 40.8% #268 of 382 (144/353)

Card play by contract type — on target
vs NTvs a suit
Opening leads90.0% (10)84.6% (26)
Declarer play66.7% (6)88.0% (25)
Defence68.4% (19)89.4% (47)

Opening leads by suit led: ♠ 90.0% (10) · ♥ 91.7% (12) · ♦ 71.4% (7) · ♣ 85.7% (7)

vs par by strain: NT +0.18 (34) · a suit +0.33 (91)

vs par by level: part-score -0.05 (43) · game +0.50 (72) · slam +0.20 (10)

By role: declaring -0.04/bd (-2.31 vs par · 59) · defending -0.10/bd (+2.61 vs par · 66)

By vulnerability: vulnerable +0.07/bd (+0.05 vs par · 63) · not vulnerable -0.23/bd (+0.48 vs par · 63)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1M.KnottenbeltJ.Tomcani – J.KvocekOpen14-13.5-0.96-3.21
Round 2M.KnottenbeltM.Knob – C.WanhaClosed14-16.6-1.19-1.50
Round 3M.KnottenbeltL.Cima – F.PortaOpen14-11.0-0.79-1.79
Round 5M.KnottenbeltP.Solecki – S.JanikClosed14+7.4+0.53+1.64
Round 6M.KnottenbeltV.Di Bacco – P.PabstOpen14+13.3+0.95+0.93
Round 7M.KnottenbeltM.Macura – D.VozabalOpen14+18.9+1.35+3.64
Round 8M.KnottenbeltZ.Grossack – S.HotamisligilOpen14-13.3-0.95+0.50
Round 10M.KnottenbeltS.Ashe – M.SchaltzClosed14-5.9-0.42+1.50
Round 12M.KnottenbeltE.Serdar – U.SuzerOpen14+11.2+0.80+0.64

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
+14.1Round 12ELER203♥x♠Q=+13
+13.9Round 7MILANBRIDGE.COM17NTx♠A-1+14
+10.0Round 5LYSY SOLEK104♥♦7=+10
+9.8Round 1SLOVAKIA BLUE15♣x♦Q-3+9
+9.3Round 5LYSY SOLEK124♠♦6=+7
+9.2Round 1SLOVAKIA BLUE66♦♥T-1+12
+8.2Round 6VIMAPHAN233NT♠7-1+15
+8.2Round 8HOLAHOTA225♥♠4-4+14
+8.2Round 8HOLAHOTA233♥♣7+2+15
+7.8Round 3BIANCHI56♣♦7=-13
+7.2Round 7MILANBRIDGE.COM104♥♠5-1+6
+6.4Round 5LYSY SOLEK55♥♦A-3+12
+6.1Round 6VIMAPHAN193♠x♦6-3+9
+5.4Round 12ELER223NT♠A-4+3
+4.8Round 5LYSY SOLEK33♥♦Q=+7
+4.4Round 2NP MANU164♠♦5-1+10
+4.4Round 8HOLAHOTA185♦x♣A-1+6
+4.2Round 2NP MANU254♠♣A-1+5
+3.5Round 3BIANCHI23♥x♠7-3-14
+3.5Round 10ASHE195♠x♥7-1+0
+3.4Round 10ASHE285♣♥K=+0
+3.3Round 10ASHE184♠♠7=+0
+3.2Round 2NP MANU281NT♥Q=-2
+3.0Round 12ELER273♥♠A-2+5
+2.7Round 6VIMAPHAN202♠♠2+1+1
+2.7Round 6VIMAPHAN242♠♥A-1-2
+2.6Round 7MILANBRIDGE.COM53♣♠T-3+1
+2.5Round 12ELER184♠♣A-3+9
+2.4Round 5LYSY SOLEK61NT♦2=+5
+2.4Round 12ELER193♦♥7+1+1
+2.3Round 7MILANBRIDGE.COM134♥♦4-1+0
+2.2Round 7MILANBRIDGE.COM33NT♥K-2+7
+2.1Round 3BIANCHI143♥♠A=+0
+1.9Round 3BIANCHI91NT♦6+1+6
+1.8Round 6VIMAPHAN214♥♣A-2+5
+1.7Round 7MILANBRIDGE.COM123♥♥2=+7
+1.7Round 8HOLAHOTA194♥♦6=+0
+1.7Round 12ELER213NT♦7+1+1
+1.4Round 2NP MANU242♦♠6-2+7
+1.4Round 12ELER264♠♠J-1+0
+1.3Round 1SLOVAKIA BLUE44♠♦2+1+0
+1.3Round 10ASHE163NT♥2-2+11
+1.2Round 5LYSY SOLEK93NT♠2=+2
+1.2Round 6VIMAPHAN154♥♣T+1+0
+1.1Round 10ASHE204♠♣J=+0
+1.0Round 3BIANCHI85♦♣J-1+5
+1.0Round 7MILANBRIDGE.COM144♥♦K=+0
+0.9Round 5LYSY SOLEK12♠♦T+1+0
+0.9Round 6VIMAPHAN252♦♥T+1+0
+0.9Round 6VIMAPHAN271NT♠7+1+0
+0.8Round 1SLOVAKIA BLUE24♥♣6=+3
+0.7Round 3BIANCHI44♠♥9+1+0
+0.6Round 6VIMAPHAN224♠♦4+2-17
+0.4Round 1SLOVAKIA BLUE144♠♦4+1+0
+0.4Round 5LYSY SOLEK71NT♠8+2+0
+0.3Round 3BIANCHI32♥♣9+1+0
+0.2Round 2NP MANU171NT♠J+1+7
+0.1Round 2NP MANU182♦♣9-1+2
-0.0Round 3BIANCHI105♣♥A+1+13
-0.1Round 2NP MANU151NT♦6=-2
-0.1Round 10ASHE171NT♠A+1-1
-0.1Round 10ASHE254♠♥4+2+11
-0.1Round 12ELER234♥♦7=-1
-0.3Round 2NP MANU203NT♣8=-2
-0.5Round 3BIANCHI16NT♣J=+0
-0.5Round 5LYSY SOLEK113♦♦5+2+6
-0.5Round 7MILANBRIDGE.COM71NT♠3-1+0
-0.5Round 7MILANBRIDGE.COM93♣♦Q-1+5
-0.5Round 8HOLAHOTA284♠♥J+2+14
-0.5Round 10ASHE225♣♦2+1+11
-0.7Round 7MILANBRIDGE.COM6Pass-3
-0.7Round 8HOLAHOTA264♠♦K=+1
-0.8Round 10ASHE243♦♠K=-5
-0.9Round 7MILANBRIDGE.COM84♥♠Q+1+11
-1.0Round 7MILANBRIDGE.COM24♠♠2+1+0
-1.0Round 12ELER251NT♥2+2-1
-1.1Round 1SLOVAKIA BLUE134♠♠8=-13
-1.1Round 2NP MANU233♠♣4-1-12
-1.2Round 7MILANBRIDGE.COM114♠♥K=+1
-1.5Round 6VIMAPHAN174♥♣Q+1+14
-1.6Round 1SLOVAKIA BLUE73NT♥T+3-13
-1.6Round 8HOLAHOTA242NT♥T=+0
-1.8Round 3BIANCHI134♠♥A=-9
-1.8Round 12ELER163NT♥7+2+0
-1.9Round 2NP MANU214♠♣4-2+0
-1.9Round 6VIMAPHAN283♠♦T-2+0
-1.9Round 8HOLAHOTA201NT♦T-3-7
-1.9Round 12ELER153♥♦K-1-4
-2.1Round 5LYSY SOLEK142NT♥Q-1-10
-2.4Round 6VIMAPHAN264♥♣3=+1
-2.5Round 1SLOVAKIA BLUE53NT♠K-1-6
-2.5Round 1SLOVAKIA BLUE95♠♣K=+0
-2.5Round 10ASHE263NT♥5=+0
-2.5Round 10ASHE274♥♦K+1+0
-2.6Round 2NP MANU264♠♥4-1-6
-2.6Round 6VIMAPHAN183♦♣9-1-8
-2.6Round 12ELER172♥x♦A-3-2
-2.8Round 1SLOVAKIA BLUE124♠♥7-1-12
-2.8Round 5LYSY SOLEK22NT♠T-1-4
-3.2Round 1SLOVAKIA BLUE114♠♦T-1-8
-3.3Round 8HOLAHOTA213NT♦3+2-1
-3.4Round 6VIMAPHAN165♦♠A-1-5
-3.4Round 8HOLAHOTA274♥♦6-3-2
-3.5Round 10ASHE234♥♠9-1-6
-3.6Round 1SLOVAKIA BLUE33♦♥8-1-4
-3.8Round 3BIANCHI61NT♥6+2-7
-4.0Round 10ASHE154♠♣Q=+0
-4.3Round 2NP MANU272♥♠4+1-11
-4.3Round 5LYSY SOLEK43NT♠K-3-9
-4.5Round 10ASHE213NT♥7+1+0
-4.9Round 8HOLAHOTA253NT♦3-2-6
-5.2Round 3BIANCHI114♥♣5=-3
-5.4Round 8HOLAHOTA156♦♥A=-9
-5.6Round 12ELER244♥x♥3=-7
-6.3Round 12ELER285♥♣A=-8
-6.5Round 8HOLAHOTA164♥♣K=-11
-7.1Round 3BIANCHI124♠♣3+2-16
-7.2Round 7MILANBRIDGE.COM47♣♥6=+2
-7.4Round 5LYSY SOLEK83♣x♠2-3-3
-7.5Round 2NP MANU227♠♦T=+0
-7.6Round 8HOLAHOTA173NT♠5=-7
-8.4Round 1SLOVAKIA BLUE85♠x♥Q-1-9
-9.3Round 1SLOVAKIA BLUE105♦x♠K=-4
-9.9Round 3BIANCHI76NT♠4+1+13
-10.9Round 5LYSY SOLEK136♣♠J=+0
-12.3Round 2NP MANU197♠♥T-1-17