🇧🇬 PETKANOV Dontcho · BULGARIA

54rank
+32.5Butler · 256 bds
+0.13per board
±4.3swing
+0.41vs par /bd · #36/129
+0.09adjusted /bd
Butler per round: -3.4 16.3 15.7 -9.5 12.1 -17.6 3.6 -13.6 3.6 12.4 6 7.9 8 0.4 5.5 -14.9by round

vs par split: bidding +0.38 · play +0.03

Strength of schedule: opponents averaged -0.04/bd (an average draw) → opponent-adjusted +0.09/bd

Card play — on target: opening leads 78.6% #73 of 129 · declarer play 71.7% #72 of 129 · defence 86.0% #61 of 129

Card play by contract type — on target
vs NTvs a suit
Opening leads68.8% (16)82.5% (40)
Declarer play66.7% (9)73.0% (37)
Defence82.1% (28)87.1% (93)

Opening leads by suit led: ♠ 80.0% (10) · ♥ 78.6% (14) · ♦ 92.3% (13) · ♣ 68.4% (19)

vs par by strain: NT +0.29 (55) · a suit +0.47 (184)

vs par by level: part-score +0.36 (98) · game +0.25 (126) · slam +2.33 (15)

By role: declaring +0.53/bd (-0.75 vs par · 126) · defending -0.27/bd (+1.52 vs par · 130)

By vulnerability: vulnerable -0.24/bd (+0.30 vs par · 120) · not vulnerable +0.45/bd (+0.53 vs par · 136)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1G.GramatikovH.Dortkas – O.EkinciOpen16-3.4-0.21+0.50
Round 2G.GramatikovP.Lund – S.MollerClosed16+16.3+1.02+2.06
Round 3G.GramatikovB.Dahlberg – M.NilslandOpen16+15.7+0.98+0.88
Round 4G.GramatikovF.Leenhardt – P.PiganeauOpen16-9.5-0.59-0.06
Round 6G.GramatikovF.Cedolin – F.CaviezelClosed16+12.1+0.76·
Round 7G.GramatikovG.Szappanos – P.MagyarClosed16-17.6-1.10-2.94
Round 9G.GramatikovJ.Paterson – B.ShortOpen16+3.6+0.23+1.94
Round 10G.GramatikovH.Boesiger – W.SpenglerOpen16-13.6-0.85-1.19
Round 13G.GramatikovD.Price – C.SimpsonOpen16+3.6+0.23-0.56
Round 14G.GramatikovH.Janssens – F.BigdeliOpen16+12.4+0.78+1.19
Round 16G.GramatikovP.Barry – R.AndersonClosed16+6.0+0.38+0.56
Round 17G.GramatikovJ.Monguio – J.FrutosClosed16+7.9+0.49+0.94
Round 19G.GramatikovP.Leis – J.LinnamagiClosed16+8.0+0.50+0.81
Round 20G.GramatikovM.Kanerva – T.MakelaClosed16+0.4+0.03+1.00
Round 22G.GramatikovH.Obermair – J.EichholzerClosed16+5.5+0.34+1.94
Round 23G.GramatikovM.Gelbard – J.FrydrichOpen16-14.9-0.93-0.88

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
+13.6Round 3🇸🇪 SWEDEN64♠x♦5=+13
+13.0Round 19🇪🇪 ESTONIA135♦♣K-2+13
+12.2Round 14🇧🇪 BELGIUM94♠♣J-1+12
+11.2Round 22🇦🇹 AUSTRIA136♣♠6=+0
+11.0Round 20🇫🇮 FINLAND36♠♣3-2+17
+9.9Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND146♠♣A=+5
+9.3Round 2🇩🇰 DENMARK306♣♦10+1+1
+9.0Round 23🇮🇱 ISRAEL116♠♣4-2+14
+8.3Round 20🇫🇮 FINLAND62NT♥6=+10
+8.0Round 16🇮🇪 IRELAND44♠♦A-2+12
+7.3Round 6🇮🇹 ITALY232♥x♥10-2·
+6.8Round 7🇭🇺 HUNGARY24♥♠10=+0
+6.7Round 17🇪🇸 SPAIN33NT♥5-2+13
+6.6Round 2🇩🇰 DENMARK206♥♣J+1+13
+6.4Round 4🇫🇷 FRANCE194♠♣K-1+10
+6.3Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND24♣♠A=+11
+6.3Round 17🇪🇸 SPAIN54♥♦J-2+11
+6.1Round 14🇧🇪 BELGIUM44♠♦Q+1+10
+6.0Round 3🇸🇪 SWEDEN155♣x-4+12
+5.9Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND33♦♣K+2+10
+5.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND156♥♣8-2+12
+5.7Round 1🇹🇷 TURKEY163♠♣A=+7
+5.7Round 22🇦🇹 AUSTRIA42♦x♦7-1+3
+5.6Round 3🇸🇪 SWEDEN135♣x♣9+1-4
+5.1Round 7🇭🇺 HUNGARY103NT♥7=-1
+5.1Round 10🇨🇭 SWITZERLAND292♣x♥2-2-4
+5.0Round 4🇫🇷 FRANCE245♦♠4=+0
+5.0Round 10🇨🇭 SWITZERLAND324♥♦10+1+11
+4.9Round 3🇸🇪 SWEDEN83NT♣7=+11
+4.9Round 14🇧🇪 BELGIUM103NT♠5+1+11
+4.8Round 16🇮🇪 IRELAND23NT♣J-1+13
+4.8Round 16🇮🇪 IRELAND104♥♠Q-1+6
+4.8Round 19🇪🇪 ESTONIA103♦♦2+1+7
+4.8Round 20🇫🇮 FINLAND84♠♣K=+0
+4.6Round 3🇸🇪 SWEDEN123NT♥2+1+0
+4.6Round 10🇨🇭 SWITZERLAND284♠♦8+1+1
+4.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND132NT♣10=+0
+4.2Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND54♠♣Q-1+8
+4.1Round 19🇪🇪 ESTONIA143NT♦3=+6
+4.1Round 23🇮🇱 ISRAEL81♣♥3-2+0
+4.0Round 7🇭🇺 HUNGARY41NT♣A+1-1
+4.0Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND91NT♥3+1+6
+4.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND22♥♣8-4+7
+4.0Round 17🇪🇸 SPAIN91♠x♥J-3-5
+3.9Round 22🇦🇹 AUSTRIA154♥♦A=+11
+3.7Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND62♥♣Q-1+11
+3.7Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND75♦♥K=+9
+3.6Round 19🇪🇪 ESTONIA123NT♥7-1+6
+3.5Round 4🇫🇷 FRANCE283NT♠7+3+13
+3.5Round 6🇮🇹 ITALY214♦♣K+1·
+3.4Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND154♥♣K-1+5
+3.3Round 6🇮🇹 ITALY273NT♠Q-1·
+3.3Round 17🇪🇸 SPAIN112♠♥A+1+0
+3.2Round 14🇧🇪 BELGIUM32♠♣K=-7
+3.2Round 22🇦🇹 AUSTRIA104♠♣10+2-12
+3.1Round 2🇩🇰 DENMARK282♣♦8+2+0
+3.1Round 22🇦🇹 AUSTRIA144♠♣7+1+11
+3.0Round 16🇮🇪 IRELAND95♦♣A=+3
+2.9Round 3🇸🇪 SWEDEN114♠♦9-1+10
+2.9Round 6🇮🇹 ITALY293♦♥8+1·
+2.9Round 20🇫🇮 FINLAND164♥♦2+2+13
+2.8Round 10🇨🇭 SWITZERLAND173♠♦8=+1
+2.8Round 20🇫🇮 FINLAND92♥♠K=+5
+2.7Round 2🇩🇰 DENMARK251♠♣K-2+16
+2.7Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND161NT♦Q-2+1
+2.7Round 20🇫🇮 FINLAND73♥♠K=+1
+2.6Round 20🇫🇮 FINLAND133NT♣4=-1
+2.6Round 22🇦🇹 AUSTRIA23NT♠Q+1+10
+2.6Round 23🇮🇱 ISRAEL54♥♠J+1+0
+2.5Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND104♠♥4+1+0
+2.5Round 16🇮🇪 IRELAND113NT♥3-1+5
+2.4Round 4🇫🇷 FRANCE231NT♥Q+1+0
+2.4Round 6🇮🇹 ITALY203NT♠J=·
+2.3Round 4🇫🇷 FRANCE173♦♠2=-1
+2.2Round 20🇫🇮 FINLAND14♥♣J-1+10
+2.1Round 6🇮🇹 ITALY282♠♥7+2·
+2.0Round 17🇪🇸 SPAIN161NT♦2-1+0
+2.0Round 23🇮🇱 ISRAEL104♥♠3+1+0
+1.9Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103♦♠2=+6
+1.9Round 16🇮🇪 IRELAND142♦x♥7-1+0
+1.8Round 1🇹🇷 TURKEY112♦♥A-3+1
+1.7Round 17🇪🇸 SPAIN44♠♣10=+3
+1.6Round 2🇩🇰 DENMARK263♣♠6-1+1
+1.5Round 4🇫🇷 FRANCE212♣♠K-1+2
+1.5Round 6🇮🇹 ITALY182♥♠10=·
+1.4Round 6🇮🇹 ITALY192♥♣7=·
+1.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND65♥♠K=+0
+1.4Round 14🇧🇪 BELGIUM84♥♣5+1+0
+1.4Round 22🇦🇹 AUSTRIA94♠♦J+2+13
+1.3Round 2🇩🇰 DENMARK324♠♦K-1+6
+1.3Round 7🇭🇺 HUNGARY123♥♦A=+0
+1.3Round 19🇪🇪 ESTONIA12NT♣5+1+1
+1.3Round 22🇦🇹 AUSTRIA124♣♦A=+1
+1.2Round 2🇩🇰 DENMARK184♥♣9=-1
+1.2Round 10🇨🇭 SWITZERLAND266♥♦8=+0
+1.2Round 14🇧🇪 BELGIUM22♥♦8+1+0
+1.2Round 14🇧🇪 BELGIUM153NT♦4=+1
+1.1Round 10🇨🇭 SWITZERLAND204♥♣5-1-6
+1.1Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND32NT♥8=+7
+1.0Round 2🇩🇰 DENMARK213♦♠J-1-3
+1.0Round 23🇮🇱 ISRAEL62♥♥2+1+0
+0.9Round 3🇸🇪 SWEDEN142♠+1-6
+0.9Round 16🇮🇪 IRELAND14♦x♠6-2-4
+0.9Round 16🇮🇪 IRELAND33♥♣5+1+1
+0.8Round 1🇹🇷 TURKEY94♥♠4=+0
+0.8Round 7🇭🇺 HUNGARY83♦♣Q=-1
+0.8Round 19🇪🇪 ESTONIA113♣♥3-1+4
+0.7Round 1🇹🇷 TURKEY83NT♠3+1+1
+0.6Round 6🇮🇹 ITALY222♥♦3=·
+0.6Round 17🇪🇸 SPAIN142♦♣3=-1
+0.6Round 19🇪🇪 ESTONIA64♠♠7+2+5
+0.5Round 1🇹🇷 TURKEY34♥♠3+3+2
+0.5Round 4🇫🇷 FRANCE263♦♣Q=+0
+0.5Round 19🇪🇪 ESTONIA53NT♠5+3+1
+0.4Round 10🇨🇭 SWITZERLAND184♠♦J+1+0
+0.4Round 19🇪🇪 ESTONIA22♠♥4=+0
+0.3Round 3🇸🇪 SWEDEN44♥♦K=+0
+0.3Round 7🇭🇺 HUNGARY134♥♦2=+1
+0.2Round 1🇹🇷 TURKEY64♥♦10=+1
+0.2Round 2🇩🇰 DENMARK193NT♣3=-1
+0.2Round 6🇮🇹 ITALY322♥♦4-1·
+0.2Round 17🇪🇸 SPAIN153♦♦J=+1
+0.2Round 20🇫🇮 FINLAND112♥♦J=+1
+0.2Round 23🇮🇱 ISRAEL22♠♦5+1+7
+0.1Round 1🇹🇷 TURKEY42♠♣9-1-1
+0.1Round 3🇸🇪 SWEDEN104♥♥6=-10
+0.1Round 4🇫🇷 FRANCE314♠♥K=+0
+0.1Round 14🇧🇪 BELGIUM132♣x♥5-2+14
+0.1Round 14🇧🇪 BELGIUM164♥♣A=-8
+0.1Round 23🇮🇱 ISRAEL142♥♣6=-7
+0.0Round 1🇹🇷 TURKEY21NT♠8+1+0
+0.0Round 3🇸🇪 SWEDEN34♥♦J+1+0
+0.0Round 6🇮🇹 ITALY304♥♠9+2·
+0.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND92♦x♥9-2-8
-0.1Round 1🇹🇷 TURKEY104♥♠4=+1
-0.1Round 1🇹🇷 TURKEY133NT♥Q+2+0
-0.1Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND114♣♦3=-7
-0.1Round 17🇪🇸 SPAIN103NT♥9+2+13
-0.2Round 1🇹🇷 TURKEY142♥♥A+1+6
-0.2Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND12♥♠10+2-6
-0.2Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND54♠♣10=+1
-0.3Round 7🇭🇺 HUNGARY32♥♦Q-2-1
-0.3Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND113NT♦J=-1
-0.3Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND123NT♦7+1+0
-0.3Round 10🇨🇭 SWITZERLAND243♦♠5-1+3
-0.3Round 20🇫🇮 FINLAND144♣♠3-1+2
-0.3Round 23🇮🇱 ISRAEL15Pass-3
-0.4Round 1🇹🇷 TURKEY53♦♣Q=+1
-0.4Round 10🇨🇭 SWITZERLAND304♥♠7=-1
-0.5Round 2🇩🇰 DENMARK224♥♣7+1-1
-0.5Round 7🇭🇺 HUNGARY164♣♥A-1-2
-0.5Round 19🇪🇪 ESTONIA74♠♥K+2-1
-0.5Round 23🇮🇱 ISRAEL92♥♣A-1+2
-0.6Round 3🇸🇪 SWEDEN53♠♦3=+0
-0.6Round 16🇮🇪 IRELAND132♠♦6-1+9
-0.6Round 17🇪🇸 SPAIN14♠♦6=+0
-0.7Round 2🇩🇰 DENMARK292♥♦8+2+15
-0.7Round 6🇮🇹 ITALY254♠♠10+1·
-0.7Round 7🇭🇺 HUNGARY55♣x♠3-1-11
-0.7Round 17🇪🇸 SPAIN72♠♥5+1+0
-0.7Round 22🇦🇹 AUSTRIA14♠♦8+1+0
-0.7Round 22🇦🇹 AUSTRIA82♦♥5+2+7
-0.8Round 22🇦🇹 AUSTRIA164♠♦4=-3
-1.0Round 4🇫🇷 FRANCE203NT♥7+1+1
-1.0Round 7🇭🇺 HUNGARY14♥♠7+1+0
-1.0Round 17🇪🇸 SPAIN83NT♠10+1+0
-1.0Round 22🇦🇹 AUSTRIA53NT♥Q=+1
-1.1Round 1🇹🇷 TURKEY72♠♥2+1+0
-1.1Round 3🇸🇪 SWEDEN163NT+2-1
-1.2Round 14🇧🇪 BELGIUM145♣♥K-1-10
-1.2Round 16🇮🇪 IRELAND163♣♠K-1-2
-1.3Round 2🇩🇰 DENMARK313♦♣3+1+0
-1.3Round 4🇫🇷 FRANCE183NT♦9=+1
-1.3Round 14🇧🇪 BELGIUM64♠♣9=+1
-1.4Round 3🇸🇪 SWEDEN14♠♣9+1+0
-1.4Round 10🇨🇭 SWITZERLAND232♦♥2+1+0
-1.4Round 23🇮🇱 ISRAEL13♥♦K-2-5
-1.5Round 2🇩🇰 DENMARK171NT♦K=+8
-1.5Round 14🇧🇪 BELGIUM71♥♣K-1+0
-1.5Round 16🇮🇪 IRELAND123♦♥2=-1
-1.5Round 19🇪🇪 ESTONIA33♠♣J-2+0
-1.6Round 19🇪🇪 ESTONIA93NT♦10=-2
-1.7Round 19🇪🇪 ESTONIA44♠♠8+2-1
-1.7Round 20🇫🇮 FINLAND124♥♣A+1-1
-1.8Round 2🇩🇰 DENMARK274♠♣2+1-1
-1.9Round 2🇩🇰 DENMARK232♣x♠J-1-9
-1.9Round 10🇨🇭 SWITZERLAND254♠♦2-1-3
-1.9Round 16🇮🇪 IRELAND52♦♣J+2+0
-2.0Round 6🇮🇹 ITALY261NT♣10+2·
-2.0Round 16🇮🇪 IRELAND64♠♦5-1-17
-2.0Round 19🇪🇪 ESTONIA85♦♠K-3-7
-2.1Round 7🇭🇺 HUNGARY74♥♦4+1+0
-2.2Round 1🇹🇷 TURKEY123NT♦K+1-1
-2.2Round 16🇮🇪 IRELAND83♥♠K=-6
-2.3Round 10🇨🇭 SWITZERLAND193♣♠3+1+0
-2.3Round 17🇪🇸 SPAIN23♠♠7-1-5
-2.3Round 17🇪🇸 SPAIN124♥♠J+2-2
-2.3Round 17🇪🇸 SPAIN132♠♦2-1+0
-2.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND84♠♥3+1-1
-2.4Round 14🇧🇪 BELGIUM112♥♦2-2+0
-2.6Round 6🇮🇹 ITALY243NT♣5=·
-2.6Round 14🇧🇪 BELGIUM53♠♦7=-1
-2.7Round 4🇫🇷 FRANCE254♥♠J-1+1
-3.0Round 2🇩🇰 DENMARK243NT♠4-2-11
-3.1Round 6🇮🇹 ITALY174♥♠9-2·
-3.1Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND134♠♥6+1+0
-3.1Round 22🇦🇹 AUSTRIA33NT♥7+1+0
-3.1Round 23🇮🇱 ISRAEL32NT♠3+1-6
-3.2Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND143♦♣K-1-5
-3.7Round 4🇫🇷 FRANCE295♣♠5-1-6
-3.7Round 7🇭🇺 HUNGARY153♣♥Q-2-6
-3.7Round 23🇮🇱 ISRAEL133♣♦7=+1
-3.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♠♦A-1-10
-3.8Round 16🇮🇪 IRELAND153♦♣J+1+0
-4.0Round 4🇫🇷 FRANCE272♠♦Q=-9
-4.0Round 10🇨🇭 SWITZERLAND215♣x♠J-1-5
-4.0Round 19🇪🇪 ESTONIA153NT♥A+1-10
-4.1Round 1🇹🇷 TURKEY13NT♥7-1-10
-4.1Round 4🇫🇷 FRANCE326♠♦A=+0
-4.1Round 7🇭🇺 HUNGARY67♦♣J=+2
-4.1Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND124♠♦K=-8
-4.1Round 14🇧🇪 BELGIUM127♦♥4=+2
-4.1Round 23🇮🇱 ISRAEL74♥♦A=+0
-4.3Round 20🇫🇮 FINLAND53♥♠A-1-5
-4.6Round 3🇸🇪 SWEDEN94♠♥A-1-10
-4.6Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND83NT♠10-1-5
-4.6Round 23🇮🇱 ISRAEL121NT♥9=+1
-4.7Round 4🇫🇷 FRANCE304♣♠A=-1
-4.7Round 6🇮🇹 ITALY312♥♠A-2·
-4.9Round 14🇧🇪 BELGIUM13♠♥Q=-6
-5.0Round 1🇹🇷 TURKEY154♠♥10=+0
-5.6Round 10🇨🇭 SWITZERLAND314♥♠2=+1
-5.8Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND72♠♥9-2-2
-6.2Round 20🇫🇮 FINLAND102♠♣7-2-10
-6.2Round 23🇮🇱 ISRAEL164♥♣K=-8
-6.4Round 22🇦🇹 AUSTRIA114♣♦2+1-7
-6.7Round 20🇫🇮 FINLAND153NT♥10+1-1
-6.7Round 22🇦🇹 AUSTRIA74♥♦Q=+0
-7.0Round 3🇸🇪 SWEDEN73NT♣4+1+0
-7.2Round 7🇭🇺 HUNGARY117♠♥K-4-15
-7.5Round 22🇦🇹 AUSTRIA64♠♣K+1-4
-7.6Round 16🇮🇪 IRELAND73NT♣J=-10
-7.6Round 17🇪🇸 SPAIN65♥♠A=-13
-7.7Round 7🇭🇺 HUNGARY95♥x♠5-2-2
-7.7Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND43NT♠J-2-13
-7.9Round 20🇫🇮 FINLAND44♥♣K=-9
-8.2Round 10🇨🇭 SWITZERLAND226NT♠8-1-17
-8.5Round 3🇸🇪 SWEDEN23NT♠7+1-1
-8.6Round 7🇭🇺 HUNGARY143NT♠J-1-10
-9.7Round 4🇫🇷 FRANCE223NT♥3-1-12
-9.7Round 10🇨🇭 SWITZERLAND276NT♠7=+0
-9.8Round 19🇪🇪 ESTONIA164♠x♣K=-9
-10.0Round 20🇫🇮 FINLAND25♣♥8-1-16
-10.0Round 23🇮🇱 ISRAEL43NT♣9=-10
-10.7Round 9🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND166♣♠10=+1
-11.2Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND43♠x♥K-2-12