PETKANOV Dontcho · BULGARIA SENIORS

355rank
+3.3Butler · 150 bds
+0.02per board
±4.4swing
+0.23vs par /bd · #252/695
-0.03adjusted /bd
Butler per round: -3.5 -2.6 9.4 21.1 -9.2 -14.2 23.5 -11.3 5.8 -5.2 -9.2 -21.9 24.8 -3.2 -1by round

vs par split: bidding -0.41 · play +0.65

Strength of schedule: opponents averaged -0.06/bd (an easy draw) → opponent-adjusted -0.03/bd

Card play — on target: opening leads 80.9% #307 of 694 · declarer play 83.7% #91 of 694 · defence 86.5% #223 of 695

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (16)83.9% (31)
Declarer play100.0% (7)80.6% (36)
Defence90.0% (20)85.2% (54)

Opening leads by suit led: ♠ 88.9% (9) · ♥ 69.2% (13) · ♦ 92.3% (13) · ♣ 75.0% (12)

vs par by strain: NT +1.24 (34) · a suit -0.06 (116)

vs par by level: part-score +0.17 (59) · game +0.28 (81) · slam +0.20 (10)

By role: declaring +0.27/bd (-1.82 vs par · 76) · defending -0.23/bd (+2.34 vs par · 74)

By vulnerability: vulnerable +0.22/bd (-0.05 vs par · 75) · not vulnerable -0.17/bd (+0.52 vs par · 75)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1G.GramatikovK.De Ruiter – W.FlorisClosed10-3.5-0.35-1.30
Round 2G.GramatikovF.Filip – M.IonitaOpen10-2.6-0.26+0.30
Round 3G.GramatikovJ.Vis – P.ZwartOpen10+9.4+0.94+1.00
Round 4G.GramatikovK.Bertheau – J.LarssonClosed10+21.1+2.11+1.20
Round 5G.GramatikovJ.Li – J.LiuOpen10-9.2-0.92-1.40
Round 6G.GramatikovM.Ino – T.ImakuraOpen10-14.2-1.42-2.00
Round 7G.GramatikovG.Zivkovic – D.MossopClosed10+23.5+2.35+3.80
Round 8G.GramatikovR.Parasian Tobing – T.AsbiClosed10-11.3-1.13-3.40
Round 9S.DarakchievO.Svendsen – S.GillisOpen10+5.8+0.58+0.20
Round 10G.GramatikovD.Lu – Y.WangOpen10-5.2-0.52+0.70
Round 11G.GramatikovP.Sussel – B.PayenClosed10-9.2-0.92+2.50
Round 12G.GramatikovA.Helmich – G.HopClosed10-21.9-2.19+2.50
Round 13S.DarakchievM.Schoof – K.Van Leeuwen-KrappenOpen10+24.8+2.48+1.50
Round 14G.GramatikovB.Gierulski – J.SkrzypczakClosed10-3.2-0.32-1.30
Round 15G.GramatikovM.Bouvrie – R.WagenvoordClosed10-1.0-0.10-0.80

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
+12.8Round 7MOSSOP95♣x♦Q-3+14
+12.2Round 1DE RUITER46♠♣10-1+17
+9.9Round 13DE MEER33NT♦4=+11
+9.2Round 3VALLON233NT♦3=+10
+9.0Round 15VM 1254♠♦K+1+2
+8.0Round 8INDONESIA144♠♦8=+8
+7.5Round 10CHINA TRINERGY64♠♠4-1+10
+7.1Round 9GILLIS264♥♦Q+2-13
+7.1Round 11PAYEN144♠♦A-2+11
+6.0Round 4SWEDENPLUS24♥♣J=+0
+6.0Round 7MOSSOP86♠♥K=+0
+5.8Round 13DE MEER81♠♦8=+10
+5.6Round 4SWEDENPLUS35♥♦6-2+7
+5.4Round 4SWEDENPLUS65♥x♠K-4+4
+5.2Round 9GILLIS273NTx♦Q=+6
+4.9Round 5CHINA OPEN193NT♠10-2+11
+4.6Round 12JOLLY LOMBARD283NT♥K-1+6
+4.4Round 4SWEDENPLUS55♦♥A=+0
+4.4Round 14SIWIK MRAGOWO165♦♠2+1+3
+4.3Round 14SIWIK MRAGOWO184♠x♥2-1+9
+4.2Round 10CHINA TRINERGY51NT♠5+1+5
+4.1Round 12JOLLY LOMBARD231♥♠5+3+10
+4.0Round 1DE RUITER93♥♦9=+1
+3.9Round 4SWEDENPLUS13♦♥A+1+1
+3.9Round 6ONI294♠♦J=-1
+3.5Round 12JOLLY LOMBARD253♦♥J=+7
+3.3Round 1DE RUITER12♦♣2+1+0
+3.3Round 1DE RUITER82♠♣8-3+1
+3.3Round 10CHINA TRINERGY32♠♥J=+5
+3.2Round 2ROM COLDEA144♠♣2-3+2
+3.1Round 3VALLON291NTx♣K-1+2
+3.0Round 9GILLIS293NT♥7+3+1
+2.9Round 3VALLON262♠♦A-1+1
+2.8Round 7MOSSOP105♦♣3+1+17
+2.7Round 6ONI282♠♣8=+0
+2.5Round 5CHINA OPEN181♠♣3+1+6
+2.4Round 3VALLON222♣♠J+1+0
+2.4Round 13DE MEER72♠♥K+1+0
+2.3Round 4SWEDENPLUS73♥x♠J-1+3
+2.3Round 7MOSSOP42♠♦A-1+5
+2.3Round 11PAYEN134♥♥8+1+0
+2.1Round 6ONI302♥♦2+1+1
+2.1Round 14SIWIK MRAGOWO111NT♥6+1+1
+2.0Round 2ROM COLDEA192♣x♦2=-8
+2.0Round 9GILLIS252♥♣A=+0
+1.8Round 6ONI263♠♦K-1+0
+1.7Round 8INDONESIA122♠♥K+2-1
+1.7Round 9GILLIS244♠♦3-2+5
+1.7Round 13DE MEER41NT♠3-1-1
+1.7Round 13DE MEER63♠♣K-1+8
+1.3Round 5CHINA OPEN142♠♥K-2+0
+1.3Round 10CHINA TRINERGY13NT♦2=+2
+1.3Round 15VM 1215♣x♠K-3+4
+1.2Round 15VM 1274♠♦K=-1
+1.1Round 2ROM COLDEA154♥♣K-1-1
+1.0Round 2ROM COLDEA123♥♥2=+0
+1.0Round 2ROM COLDEA133NT♣3+3+13
+1.0Round 11PAYEN204♠♦J+2+12
+1.0Round 13DE MEER93NT♣7+3-12
+1.0Round 15VM 1244♠♥5+1+0
+0.7Round 13DE MEER102♠♥2+2-10
+0.6Round 7MOSSOP13♠♦4+1+6
+0.6Round 9GILLIS224♥♠A=+1
+0.6Round 13DE MEER13NT♣Q=+2
+0.6Round 13DE MEER22♥♦8+1+8
+0.5Round 7MOSSOP52♥♣5=+1
+0.5Round 8INDONESIA154♠♠2=+1
+0.4Round 4SWEDENPLUS44♥♦5+1+1
+0.4Round 11PAYEN153NT♦5+1+0
+0.4Round 13DE MEER53NT♣6=-1
+0.2Round 7MOSSOP23NT♥3+2+1
+0.2Round 10CHINA TRINERGY81♠♥5+2+6
+0.2Round 14SIWIK MRAGOWO134♥♠Q+1-13
+0.1Round 14SIWIK MRAGOWO194♠♥3+1+0
-0.0Round 4SWEDENPLUS83♦♦2-1+2
-0.0Round 5CHINA OPEN124♥♦2+1+0
-0.0Round 10CHINA TRINERGY102♣♥7+2+0
-0.1Round 5CHINA OPEN164♥♠9+2-1
-0.1Round 6ONI272♣♠Q+2-7
-0.1Round 14SIWIK MRAGOWO123♠♣A-1+2
-0.2Round 2ROM COLDEA164♠♥2-1-2
-0.2Round 15VM 1264♠♣J=+0
-0.3Round 5CHINA OPEN114♠♠7=+0
-0.3Round 14SIWIK MRAGOWO143NT♦3=-11
-0.5Round 7MOSSOP33NT♥5+1-1
-0.5Round 7MOSSOP64♥x♦A-1-5
-0.5Round 12JOLLY LOMBARD274♥♦2=+1
-0.5Round 15VM 1283NT♦Q+2+0
-0.6Round 9GILLIS284♥♣K+2+12
-0.6Round 10CHINA TRINERGY71♠♦3+3-1
-0.7Round 3VALLON305♦♥A-1+2
-0.7Round 7MOSSOP74♠♥Q=+0
-0.7Round 9GILLIS213♠♥J+1+1
-0.8Round 2ROM COLDEA172♠♥2-1-2
-0.8Round 3VALLON244♣♥K-1+2
-0.8Round 12JOLLY LOMBARD213NT♦5+2+12
-0.8Round 15VM 1295♦♦4=-2
-1.0Round 2ROM COLDEA183NT♦2-1-5
-1.1Round 3VALLON253♠♥A-1+1
-1.1Round 3VALLON272♣♦3=-2
-1.1Round 15VM 1224♠♥4+1-1
-1.2Round 1DE RUITER53♣♥A=+0
-1.2Round 8INDONESIA172♥♠K-1-5
-1.3Round 3VALLON213NT♥K=+0
-1.3Round 8INDONESIA134♥♣5=-3
-1.4Round 10CHINA TRINERGY93NT♠7-1-6
-1.5Round 1DE RUITER24♥♠3-1+2
-1.5Round 8INDONESIA184♠♦10+1+0
-1.5Round 12JOLLY LOMBARD223♣♥A=+1
-1.5Round 12JOLLY LOMBARD263♦♣K+1+0
-1.6Round 1DE RUITER62♠♦Q-1-11
-1.6Round 8INDONESIA191NT♠5+1-6
-1.8Round 11PAYEN123♦♥K=-7
-1.9Round 11PAYEN193NT♦Q+3+11
-2.0Round 6ONI221NT♥7+1+7
-2.1Round 1DE RUITER73NT♥2=+0
-2.4Round 14SIWIK MRAGOWO176♠♣J=+10
-2.4Round 15VM 1232♠♣7=+1
-2.6Round 6ONI253♦♥9-1-5
-2.7Round 2ROM COLDEA112♥♦Q+1-1
-2.8Round 4SWEDENPLUS94♥♦A-1-6
-3.0Round 5CHINA OPEN156♥♦6=+0
-3.2Round 3VALLON283♠♥K+2-6
-3.3Round 11PAYEN174♥x♣10-1-5
-3.4Round 8INDONESIA113♣♦2-1-5
-3.4Round 11PAYEN164♦♠5+1+7
-3.6Round 5CHINA OPEN173NTx♦J-1-5
-4.0Round 5CHINA OPEN134♠♥7+1-13
-4.1Round 4SWEDENPLUS106NT♥10=+0
-4.1Round 6ONI243NT♥4+1+0
-4.2Round 11PAYEN184♠♣Q+1-4
-5.4Round 11PAYEN116NT♠A=+0
-5.4Round 12JOLLY LOMBARD246♥♦Q=+0
-5.5Round 6ONI214♠♣10-1-5
-5.5Round 14SIWIK MRAGOWO152♥♠3+1-1
-5.8Round 9GILLIS234♥♠J=+0
-6.0Round 8INDONESIA203♥♣10+1-10
-6.0Round 14SIWIK MRAGOWO204♥♠5-2-13
-6.2Round 2ROM COLDEA204♠x♦K-1+7
-6.5Round 8INDONESIA166♣♦A-3-13
-6.7Round 9GILLIS304♥♠Q-2-11
-6.9Round 5CHINA OPEN205♦♠9-1-12
-8.4Round 10CHINA TRINERGY24♠♣5+1-1
-8.5Round 1DE RUITER104♠♥K=-10
-8.5Round 15VM 1303NT♦3-1-11
-9.3Round 12JOLLY LOMBARD297NT♠10=+0
-10.4Round 6ONI235♦x♥Q-4-10
-11.3Round 10CHINA TRINERGY42♠x♣K=-13
-11.4Round 1DE RUITER34♠♥K-2-13
-15.1Round 12JOLLY LOMBARD307♣x♠2=-12