RUS Gregor · MCDONALD

280rank
-92.7Butler · 98 bds
-0.95per board
±4.8swing
-0.39vs par /bd · #170/241
-1.15adjusted /bd
Butler per round: -2.3 -35 -24.6 -26.5 -11 14.5 -7.8by round

vs par split: bidding +0.96 · play -1.31

Strength of schedule: opponents averaged -0.21/bd (an easy draw) → opponent-adjusted -1.15/bd

Card play — on target: opening leads 76.7% #143 of 241 · declarer play 86.7% #25 of 241 · defence 74.5% #236 of 241

Bidding activity — not a pass: 38.3% #202 of 241 (98/256)

Card play by contract type — on target
vs NTvs a suit
Opening leads62.5% (8)81.8% (22)
Declarer play82.4% (17)92.3% (13)
Defence68.8% (16)77.1% (35)

Opening leads by suit led: ♠ 70.0% (10) · ♥ 100.0% (5) · ♦ 75.0% (8) · ♣ 71.4% (7)

vs par by strain: NT -1.28 (39) · a suit +0.28 (58)

vs par by level: part-score -1.00 (22) · game -0.43 (67) · slam +2.12 (8)

By role: declaring -1.18/bd (-3.39 vs par · 46) · defending -0.76/bd (+2.39 vs par · 51)

By vulnerability: vulnerable -0.18/bd (+0.65 vs par · 49) · not vulnerable -1.71/bd (-1.43 vs par · 49)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1M.McdonaldM.Prokopowicz – J.MichalskiOpen14-2.3-0.16+0.86
Round 2M.McdonaldP.Trenka – G.KemenyOpen14-35.0-2.50-1.71
Round 3M.McdonaldD.Yadlin – E.OrensteinClosed14-24.6-1.76-1.64
Round 4M.McdonaldS.Czech – P.SzymonikOpen14-26.5-1.89-2.21
Round 5M.ChediakJ.Taquoi – J.CaumelClosed14-11.0-0.79-1.93
Round 6M.ChediakH.Huebner – P.KoesterOpen14+14.5+1.04+3.71
Round 7M.McdonaldC.Romanowski – M.DrozdClosed14-7.8-0.56+0.21

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
+13.7Round 1POLAND U21 A137♥♣A-1+15
+12.4Round 7CZECHIA U31117♠x♣A-1+14
+9.7Round 5TAQUOI73NT♣7+2-13
+8.6Round 5TAQUOI34♠♦2+1+1
+8.2Round 6BAMBI246♠♦J+1+11
+8.0Round 3KALISH44♥x♦5-2+12
+8.0Round 5TAQUOI135♦x♥A-1+13
+6.9Round 1POLAND U21 A43NT♠7+1+1
+5.8Round 6BAMBI283NT♦3-1+6
+4.8Round 5TAQUOI102♠♣K+1+0
+4.3Round 6BAMBI251♣♣5-3+2
+4.2Round 4PLEASE HELP203NT♣Q=+0
+4.2Round 6BAMBI233NT♥J+1+12
+2.9Round 4PLEASE HELP224♠♣5+2-11
+2.6Round 4PLEASE HELP264♥♠J-1+12
+2.5Round 1POLAND U21 A103NT♠T-1+1
+2.4Round 1POLAND U21 A85♠♣3+1+11
+2.4Round 6BAMBI183NT♦3+1+6
+2.2Round 3KALISH133♣x♥K-1+15
+2.0Round 5TAQUOI23NT♦2=+0
+1.7Round 2ANGELS223NT♠5+2-10
+1.7Round 6BAMBI156♠♦3+1+13
+1.4Round 6BAMBI211NT♠8+1+6
+1.4Round 7CZECHIA U3164♥♦Q+1+1
+1.4Round 7CZECHIA U31124♠♥A-1+6
+0.7Round 1POLAND U21 A33♠♥9-1+2
+0.7Round 2ANGELS183♥♠Q=+6
+0.7Round 3KALISH54♠♥6-1+4
+0.6Round 3KALISH23NT♥2+3-12
+0.6Round 3KALISH103NT♦T+1+1
+0.6Round 7CZECHIA U3183NT♠3+2-10
+0.6Round 7CZECHIA U3193NT♥2+2+0
+0.5Round 2ANGELS24Pass-4
+0.4Round 3KALISH12NT♦T+1-6
+0.4Round 7CZECHIA U3123NT♠J-1+12
+0.3Round 6BAMBI264♥♣3=-1
+0.2Round 6BAMBI204♥♣3=-1
+0.1Round 4PLEASE HELP185♦♣5-2+6
+0.1Round 5TAQUOI14♠♦4+2+11
-0.0Round 3KALISH114♥♣8+1+0
-0.1Round 2ANGELS154♠♦T-1+5
-0.1Round 5TAQUOI144♠♦3=+0
-0.2Round 1POLAND U21 A74♠♣A+1+0
-0.2Round 3KALISH33NT♥3+1+0
-0.2Round 4PLEASE HELP174♥♦J+2-1
-0.3Round 1POLAND U21 A24♥♣3=+1
-0.3Round 2ANGELS283NT♦9+2+0
-0.6Round 7CZECHIA U3143NT♥2=+0
-0.8Round 2ANGELS264♠♣3=+0
-0.8Round 4PLEASE HELP193NT♣3+2+12
-0.8Round 4PLEASE HELP274♣♦K=+0
-0.9Round 6BAMBI164♥♦A+1+0
-1.1Round 6BAMBI194NT♠T+2+10
-1.2Round 7CZECHIA U31133NT♦4-1+6
-1.4Round 1POLAND U21 A11♦♥J+2-1
-1.4Round 7CZECHIA U31144♥♠Q=-3
-1.5Round 2ANGELS214♦♣9-1+3
-1.6Round 4PLEASE HELP164♥♣6+2-1
-1.6Round 5TAQUOI64♥♠6+2+1
-1.7Round 1POLAND U21 A143NT♣Q+1+0
-1.8Round 1POLAND U21 A124♦♥2=+0
-1.9Round 6BAMBI273NT♠9=+0
-2.3Round 2ANGELS174♠♥A-1+2
-2.3Round 7CZECHIA U3173NT♣3-3-3
-2.6Round 2ANGELS191NT♦4-1-4
-2.6Round 6BAMBI223♥♠J=-1
-2.7Round 3KALISH93NT♥5+2+0
-2.8Round 1POLAND U21 A93NT♠J-1-10
-2.8Round 4PLEASE HELP282♠♣A+2-1
-3.1Round 4PLEASE HELP233NT♠7+1+1
-3.2Round 4PLEASE HELP213NT♠4+3-12
-3.8Round 3KALISH123NT♣3=+0
-3.9Round 7CZECHIA U31103♥♦5-2-2
-4.0Round 2ANGELS162NT♠5=-6
-4.0Round 2ANGELS272♥♦4+1+0
-4.0Round 3KALISH62♠♦5=-6
-4.1Round 5TAQUOI81♥♠4+1-5
-4.2Round 7CZECHIA U3111NT♠4+1-5
-4.3Round 2ANGELS234♠♣Q-1+3
-4.3Round 7CZECHIA U3154♠♥2+1-1
-4.4Round 5TAQUOI43NT♠5+1+0
-4.9Round 4PLEASE HELP246NT♠5+1-11
-5.4Round 4PLEASE HELP255♣x♥4-2-5
-5.5Round 1POLAND U21 A113NT♦5+3-2
-5.8Round 5TAQUOI114♠x♥A-1-11
-6.1Round 1POLAND U21 A63NT♠6+3-3
-6.7Round 7CZECHIA U3134♠♣J-3-12
-7.2Round 3KALISH84♠♦J=-8
-7.4Round 5TAQUOI54♥♦2-4-12
-7.5Round 2ANGELS202♣♥4-2-8
-7.5Round 6BAMBI172♠♦A=-11
-7.7Round 5TAQUOI96♣♠Q=+2
-8.7Round 1POLAND U21 A53NTx♣Q-2-3
-9.0Round 3KALISH76♠♣K+1-13
-10.2Round 3KALISH144♥x♣A=-10
-10.5Round 2ANGELS255♣♥K=-11
-13.1Round 5TAQUOI126NT♠7-1-14
-13.5Round 4PLEASE HELP155♥♠T-1-20