🇧🇬 FEROV Zahari · BULGARIA

14rank
+76.3Butler · 144 bds
+0.53per board
±4.2swing
+0.13vs par /bd · #41/111
+0.51adjusted /bd
Butler per round: -3.5 -5.1 2.1 -1.1 11.7 15.9 18 3.4 4.6 -16.7 10.4 13.1 17.5 16.8 -4.9 -9.6 16.9 -13.2by round

vs par split: bidding +0.13 · play +0.00

Strength of schedule: opponents averaged -0.02/bd (an average draw) → opponent-adjusted +0.51/bd

Card play — on target: opening leads 97.0% #3 of 111 · declarer play 72.1% #67 of 111 · defence 85.2% #51 of 111

Bidding activity — not a pass: 49.1% #11 of 111 (196/399)

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (4)96.6% (29)
Declarer play69.2% (13)73.3% (30)
Defence60.0% (10)90.2% (51)

Opening leads by suit led: ♠ 100.0% (8) · ♥ 100.0% (7) · ♦ 100.0% (7) · ♣ 90.9% (11)

vs par by strain: NT +0.16 (32) · a suit +0.12 (112)

vs par by level: part-score +0.94 (63) · game -0.49 (69) · slam -0.50 (12)

By role: declaring +0.62/bd (-0.85 vs par · 83) · defending +0.41/bd (+1.48 vs par · 61)

By vulnerability: vulnerable +0.50/bd (-0.24 vs par · 72) · not vulnerable +0.56/bd (+0.50 vs par · 72)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1A.MomovR.Shaumi – D.TarabungaClosed8-3.5-0.44+0.12
Round 2D.LazarovM.Balodis – J.IlzinsOpen8-5.1-0.64-1.75
Round 3D.LazarovM.Iher – S.LaanOpen8+2.1+0.26+1.50
Round 4D.LazarovA.Yeung – Y.HuangOpen8-1.1-0.14-1.38
Round 5D.LazarovJ.Clark – K.PanchagnulaOpen8+11.7+1.46+0.25
Round 6A.MomovJ.Bereza – B.KulaClosed8+15.9+1.99+3.12
Round 7A.MomovS.Li – C.LinClosed8+18.0+2.25+1.88
Round 8D.LazarovN.Tennant – J.ShearerClosed8+3.4+0.42-1.88
Round 9D.LazarovB.Van Noort – A.BoonstraClosed8+4.6+0.57+2.88
Round 10D.LazarovZ.Zhu – Y.ZuoOpen8-16.7-2.09-3.38
Round 12D.LazarovN.Davila – B.PerezOpen8+10.4+1.30+1.75
Round 13D.LazarovM.Simic – S.PepicOpen8+13.1+1.64-1.00
Round 14D.LazarovC.Li – X.LiuClosed8+17.5+2.19+1.38
Round 15D.LazarovS.Semberoiz – F.GuerraOpen8+16.8+2.10-1.12
Round 16D.LazarovG.Donati – G.PercarioOpen8-4.9-0.61-0.12
Round 17D.LazarovS.Kar – S.BarClosed8-9.6-1.20-2.25
Round 18D.LazarovJ.Udomsrirungruang – M.JohnstoneClosed8+16.9+2.11+3.12
Round 19D.LazarovT.Guichet – L.BellicaudOpen8-13.2-1.65-0.75

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 4🇺🇸 USA2286♠♥8-3+17
+10.5Round 7🇹🇼 CHINESE TAIPEI216♦♦6-1+14
+10.2Round 13🇷🇸 SERBIA32♠x♥A+1+12
+9.9Round 6🇵🇱 POLAND136♥♠6=+13
+9.3Round 15🇦🇷 ARGENTINA205♠x♦Q-3+5
+8.6Round 6🇵🇱 POLAND95♦x♠7-2+5
+8.4Round 14🇨🇳 CHINA146♦x♥2-4+8
+7.9Round 18🇺🇸 USA1153NT♦6-2+13
+7.0Round 12🇨🇱 CHILE303NT♦J-1+10
+6.8Round 4🇺🇸 USA2303NT♣T=+7
+6.4Round 1🇮🇩 INDONESIA13NT♠Q+1+0
+6.4Round 12🇨🇱 CHILE274♠♥Q-1+10
+5.7Round 3🇪🇪 ESTONIA233NT♥A-3+8
+5.7Round 13🇷🇸 SERBIA55♣x♦K-2+5
+5.4Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND42♥♠T+1+7
+5.1Round 2🇱🇻 LATVIA144♠♣5=+8
+5.1Round 7🇹🇼 CHINESE TAIPEI173♥♠A+1+7
+5.1Round 18🇺🇸 USA1104♠♦J=-13
+5.0Round 19🇫🇷 FRANCE223♠x♣2-2+4
+4.9Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND52♠♥K=+9
+4.6Round 14🇨🇳 CHINA103♠♣A-1+11
+4.5Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND255♥♦K=+4
+4.5Round 14🇨🇳 CHINA114♠♣3=+3
+4.4Round 18🇺🇸 USA1121NT♣Q-2+11
+4.2Round 6🇵🇱 POLAND102♥x♣3-1+9
+4.2Round 10🇩🇪 GERMANY164♠x♦4-2+9
+4.2Round 15🇦🇷 ARGENTINA173NT♠4=+0
+4.1Round 16🇮🇹 ITALY302♠♥9+3+6
+3.9Round 17🇮🇳 INDIA66♦♠6-2+6
+3.6Round 17🇮🇳 INDIA33NT♠J-4+7
+3.6Round 18🇺🇸 USA1134♥♣A+1+0
+3.3Round 13🇷🇸 SERBIA63♦♣K=+0
+3.2Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND262♥♠3-1+0
+3.2Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND313NT♦6=-1
+3.2Round 10🇩🇪 GERMANY152♣♥T=+5
+3.1Round 16🇮🇹 ITALY254♥x♣K-2+5
+2.9Round 3🇪🇪 ESTONIA183♦♠Q+1+6
+2.9Round 14🇨🇳 CHINA91NT♠4+1+0
+2.7Round 9🇳🇱 NETHERLANDS43NT♥3-2+8
+2.5Round 1🇮🇩 INDONESIA22♠♦Q+1+0
+2.5Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13♣♠4-1-2
+2.4Round 9🇳🇱 NETHERLANDS33♠♣3=+6
+2.2Round 15🇦🇷 ARGENTINA233♦♠K+1-10
+2.1Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83♥♠K-1+4
+2.1Round 7🇹🇼 CHINESE TAIPEI194♥♣8=+0
+2.1Round 7🇹🇼 CHINESE TAIPEI223NT♣7+1+1
+2.0Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND294♥♣A+1+0
+1.9Round 1🇮🇩 INDONESIA43♠♣Q=+0
+1.8Round 16🇮🇹 ITALY262♥♦K=+0
+1.8Round 17🇮🇳 INDIA82NT♣T=+0
+1.7Round 6🇵🇱 POLAND163♦♥3+1+1
+1.7Round 13🇷🇸 SERBIA22♥♠K-1-2
+1.5Round 9🇳🇱 NETHERLANDS72♠♣A=+6
+1.5Round 15🇦🇷 ARGENTINA244♥♦5=+0
+1.4Round 1🇮🇩 INDONESIA61NT♥3+2+2
+1.3Round 4🇺🇸 USA2326NT♠3=-11
+1.3Round 9🇳🇱 NETHERLANDS14♠♥3-1+10
+1.3Round 19🇫🇷 FRANCE243♠♥3=+0
+1.2Round 9🇳🇱 NETHERLANDS84♠♥K-1+5
+1.2Round 12🇨🇱 CHILE264♠♣K=+0
+1.2Round 13🇷🇸 SERBIA41NT♣K+2+1
+1.1Round 7🇹🇼 CHINESE TAIPEI233♠♥2-1-6
+0.9Round 1🇮🇩 INDONESIA73NT♣7+2+1
+0.9Round 14🇨🇳 CHINA152♥♠K-2+1
+0.9Round 16🇮🇹 ITALY284♠♣Q=+6
+0.8Round 2🇱🇻 LATVIA113♦♣7=+7
+0.8Round 4🇺🇸 USA2273♠♦K-2+8
+0.8Round 18🇺🇸 USA194♥♦T+2+11
+0.7Round 2🇱🇻 LATVIA94♠♣7=+0
+0.7Round 2🇱🇻 LATVIA162♠♥7-1-2
+0.7Round 12🇨🇱 CHILE253♥♠K-1+8
+0.6Round 15🇦🇷 ARGENTINA182♣♦4=-2
+0.5Round 3🇪🇪 ESTONIA243NT♦4-1+5
+0.5Round 6🇵🇱 POLAND112♥♣Q=+0
+0.5Round 18🇺🇸 USA1114♠♦4+1+0
+0.4Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND273♠♥2=+7
+0.4Round 17🇮🇳 INDIA22♣♠K+2+0
+0.3Round 3🇪🇪 ESTONIA172♥♠K+1+0
+0.3Round 19🇫🇷 FRANCE174♠♦Q+1+0
+0.1Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND34♠♦4=+0
+0.1Round 15🇦🇷 ARGENTINA194♠♥A=-1
+0.1Round 19🇫🇷 FRANCE204♠♥8=-1
-0.0Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND304♠♣A+1+0
-0.0Round 9🇳🇱 NETHERLANDS23♣♥6+1+0
-0.0Round 14🇨🇳 CHINA134♠♣6=-1
-0.1Round 3🇪🇪 ESTONIA203NT♥T+1-1
-0.1Round 12🇨🇱 CHILE324♥♥2+1+0
-0.4Round 7🇹🇼 CHINESE TAIPEI202♠♣Q+1+0
-0.4Round 12🇨🇱 CHILE314♠♦2+2-11
-0.4Round 13🇷🇸 SERBIA13NT♦K=-11
-0.5Round 3🇪🇪 ESTONIA223NT♥J=+0
-0.5Round 15🇦🇷 ARGENTINA223NT♠4+3-1
-0.6Round 15🇦🇷 ARGENTINA214♥♦4=+0
-0.6Round 17🇮🇳 INDIA14♠♣3+2-11
-0.6Round 18🇺🇸 USA1143♥♣T-1+4
-0.7Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND74♠♣8=+0
-0.8Round 13🇷🇸 SERBIA83NT♠5+2+0
-0.8Round 14🇨🇳 CHINA124♠♥3=-1
-0.9Round 6🇵🇱 POLAND121NT♥6=+5
-0.9Round 7🇹🇼 CHINESE TAIPEI243♦♠4+1-1
-1.0Round 10🇩🇪 GERMANY114♠♣6=+1
-1.2Round 3🇪🇪 ESTONIA212♣♦9-3-1
-1.2Round 10🇩🇪 GERMANY96♠♣A=+0
-1.3Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND25♣x♥Q-1-6
-1.3Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND62♥♣2+1-10
-1.4Round 1🇮🇩 INDONESIA32♥♣J=-1
-1.6Round 2🇱🇻 LATVIA154♠♥8-1-10
-1.6Round 6🇵🇱 POLAND146♦♠6+1+2
-1.6Round 7🇹🇼 CHINESE TAIPEI183♥♠8-1+0
-1.7Round 2🇱🇻 LATVIA124♥♠K-1-5
-1.7Round 9🇳🇱 NETHERLANDS62♥♣3=-6
-2.0Round 17🇮🇳 INDIA42♥♣J-1+1
-2.2Round 12🇨🇱 CHILE283♠♣A=+0
-2.2Round 12🇨🇱 CHILE293♦♠5-2-3
-2.2Round 16🇮🇹 ITALY274♥♦J=+1
-2.4Round 1🇮🇩 INDONESIA81NT♥3-3+7
-2.5Round 16🇮🇹 ITALY293♣♦K+1+0
-2.6Round 4🇺🇸 USA2262NT♥8+1-10
-2.7Round 16🇮🇹 ITALY323NT♦3-1-6
-2.8Round 9🇳🇱 NETHERLANDS53NT♦3-2-6
-3.0Round 14🇨🇳 CHINA161NT♥Q+2-10
-3.0Round 19🇫🇷 FRANCE212♠♥9=+0
-3.3Round 2🇱🇻 LATVIA102♦♣7=-5
-3.5Round 10🇩🇪 GERMANY134♥x♣K-2-17
-3.5Round 10🇩🇪 GERMANY144♥♦K-2-6
-3.5Round 19🇫🇷 FRANCE235♦♥A+1+13
-3.6Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND325♦♠2=-11
-4.2Round 4🇺🇸 USA2312♠♥J+2-2
-4.8Round 18🇺🇸 USA1162NT♠2+1-1
-5.5Round 3🇪🇪 ESTONIA192♥♦2=-5
-5.8Round 2🇱🇻 LATVIA133♥♠Q=-7
-6.1Round 19🇫🇷 FRANCE196♥♣K-3-17
-6.3Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND286♠♥3-1-14
-6.3Round 17🇮🇳 INDIA74♠♦6=-10
-6.4Round 10🇩🇪 GERMANY124♠♣8-1-6
-6.5Round 6🇵🇱 POLAND154♠♥2-1-10
-6.9Round 4🇺🇸 USA2253NT♥A-1-10
-7.3Round 19🇫🇷 FRANCE185♦x♥2-2-5
-7.4Round 16🇮🇹 ITALY314♠♥K=-13
-7.8Round 13🇷🇸 SERBIA73NT♠8+3-13
-8.5Round 10🇩🇪 GERMANY106♦♣A=-13
-9.1Round 4🇺🇸 USA2292♥♠K-2-10
-10.4Round 17🇮🇳 INDIA56♦♣K-2-11
-12.8Round 1🇮🇩 INDONESIA55♥x♠K+2-8