🇷🇴 SILBERBERG Alfred-Cristian · ROMANIA

151rank
-372.8Butler · 238 bds
-1.57per board
±4.7swing
-1.94vs par /bd · #144/144
-1.53adjusted /bd
Butler per round: -25.1 -20.2 -27.4 19.2 -8.5 -23 -31.9 -19.8 -26.2 -5.2 -41 -24.8 -24.4 -36.3 -19.4 -28.6 -30.2by round

vs par split: bidding -1.07 · play -0.87

Strength of schedule: opponents averaged +0.04/bd (an average draw) → opponent-adjusted -1.53/bd

Card play — on target: opening leads 81.5% #36 of 144 · declarer play 59.0% #140 of 144 · defence 70.2% #140 of 144

Card play by contract type — on target
vs NTvs a suit
Opening leads82.4% (17)81.2% (48)
Declarer play38.1% (21)70.0% (40)
Defence53.3% (30)76.2% (84)

Opening leads by suit led: ♠ 94.7% (19) · ♥ 75.0% (16) · ♦ 70.6% (17) · ♣ 84.6% (13)

vs par by strain: NT -2.56 (69) · a suit -1.67 (168)

vs par by level: part-score -0.83 (99) · game -2.78 (131) · slam -1.71 (7)

By role: declaring -1.75/bd (-4.11 vs par · 123) · defending -1.38/bd (+0.39 vs par · 115)

By vulnerability: vulnerable -1.98/bd (-2.50 vs par · 119) · not vulnerable -1.15/bd (-1.38 vs par · 119)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2A.OrdogB.Jovanovic – S.VazicClosed14-25.1-1.79-3.50
Round 3A.DaianR.Valentine – L.ObrienClosed14-20.2-1.44-0.93
Round 4R.RetzlerS.Bahbout – J.Van OvermeireOpen14-27.4-1.96-2.43
Round 5A.OrdogJ.Jakabsic – O.KovacClosed14+19.2+1.37+0.86
Round 7R.RetzlerC.Tukenmez – E.AkkayaClosed14-8.5-0.61-3.29
Round 8A.DaianL.Ersek – B.HomonnayClosed14-23.0-1.64-0.71
Round 9D.GrigoreJ.Djilovic – A.MijicOpen14-31.9-2.28-1.93
Round 10A.OrdogZ.Zvezdin – E.VakhranevaOpen14-19.8-1.41-2.71
Round 11D.GrigoreF.Lierhmann – T.SanchezClosed14-26.2-1.87-2.29
Round 13A.OrdogF.Weiss – J.PiiborClosed14-5.2-0.37+1.00
Round 14A.OrdogS.Jesse – J.PieperClosed14-41.0-2.93-1.21
Round 15A.DaianM.Botur – M.MelcakOpen14-24.8-1.77-2.50
Round 17D.GrigoreM.Bilde – P.JepsenOpen14-24.4-1.74-4.07
Round 18A.TomaR.Maide – M.IherClosed14-36.3-2.59-3.93
Round 19A.OrdogT.Sprinkhuizen – G.Mendes De LeonClosed14-19.4-1.39+0.07
Round 21D.GrigoreM.Balodis – G.PrieditisOpen14-28.6-2.04-3.07
Round 23A.OrdogG.Donati – M.ChavarriaOpen14-30.2-2.16-2.29

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
+12.2Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND36♦♥7-1+17
+11.6Round 23🇮🇹 ITALY52♠x♠6-4+12
+11.0Round 17🇩🇰 DENMARK106♥♠8-1+16
+10.0Round 15🇨🇿 CZECH REPUBLIC53♠♦K+1+10
+9.6Round 5🇸🇰 SLOVAKIA123♥♦7+1+8
+9.1Round 5🇸🇰 SLOVAKIA53NT♥8-1+12
+8.0Round 13🇦🇹 AUSTRIA104♠♣K+1+0
+7.9Round 9🇭🇷 CROATIA125♠♦9-1+9
+6.9Round 8🇭🇺 HUNGARY234♥♠K-1+6
+6.8Round 19🇳🇱 NETHERLANDS133NT♠3+1+1
+6.6Round 8🇭🇺 HUNGARY203NT♠Q-2+16
+6.1Round 15🇨🇿 CZECH REPUBLIC64♠♥3+1+11
+5.8Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND12♥♣A=+11
+4.9Round 13🇦🇹 AUSTRIA73NT♠4-2+8
+4.5Round 21🇱🇻 LATVIA32♥♣9=+0
+4.4Round 21🇱🇻 LATVIA64♥♥Q-2+6
+4.4Round 23🇮🇹 ITALY33♣♦Q+1+7
+4.3Round 8🇭🇺 HUNGARY284♣♥J=+6
+4.2Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND123NT♣5=+6
+4.2Round 4🇧🇪 BELGIUM16Adj.♣7-3
+4.2Round 5🇸🇰 SLOVAKIA34♠♦4+1+0
+3.9Round 15🇨🇿 CZECH REPUBLIC112♠♦3+2+6
+3.8Round 13🇦🇹 AUSTRIA14♠♣6=+7
+3.8Round 18🇪🇪 ESTONIA153NT♠6-1+10
+3.8Round 18🇪🇪 ESTONIA182♠♣10=+6
+3.7Round 4🇧🇪 BELGIUM174♠♥K=+0
+3.6Round 2🇷🇸 SERBIA184♥♦2=+0
+3.6Round 5🇸🇰 SLOVAKIA144♣x♦2-2+5
+3.6Round 14🇩🇪 GERMANY221NT♦7+1+6
+3.5Round 21🇱🇻 LATVIA42♠♥10=+6
+3.5Round 21🇱🇻 LATVIA74♠♥3+2-1
+2.9Round 5🇸🇰 SLOVAKIA44♠♠2+1+0
+2.9Round 10🇷🇺 RUSSIA173♥♦4+2+6
+2.8Round 7🇹🇷 TURKEY133NT♣Q+1-12
+2.8Round 19🇳🇱 NETHERLANDS124♠♠7+2+11
+2.7Round 2🇷🇸 SERBIA203NT♣5+1+0
+2.7Round 5🇸🇰 SLOVAKIA23NT♠6=+0
+2.5Round 15🇨🇿 CZECH REPUBLIC84♥♣6=+0
+2.4Round 11🇫🇷 FRANCE72♠♥Q-1+5
+2.2Round 7🇹🇷 TURKEY85♣x♥7-3-10
+2.2Round 9🇭🇷 CROATIA73NT♦5=-2
+2.2Round 10🇷🇺 RUSSIA153♠♣A=+1
+2.1Round 7🇹🇷 TURKEY62♠♥3=+12
+2.1Round 14🇩🇪 GERMANY193NT♣5=-1
+2.1Round 23🇮🇹 ITALY65♦♣K-1+5
+1.9Round 13🇦🇹 AUSTRIA134♥♣4-2+12
+1.9Round 14🇩🇪 GERMANY262♥♠K+2+10
+1.8Round 7🇹🇷 TURKEY143♥♦3=+0
+1.7Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND74♥♦8+2+9
+1.7Round 4🇧🇪 BELGIUM214♠♣7-2-1
+1.7Round 13🇦🇹 AUSTRIA61NT♠5+1+1
+1.6Round 5🇸🇰 SLOVAKIA113NT♣9=-1
+1.6Round 19🇳🇱 NETHERLANDS143NT♠4+3-11
+1.5Round 9🇭🇷 CROATIA144♠♦A-1+4
+1.3Round 7🇹🇷 TURKEY32♠♠3+1+0
+1.3Round 9🇭🇷 CROATIA13NT♠4-3+6
+1.3Round 11🇫🇷 FRANCE53♣♠7=+0
+1.3Round 21🇱🇻 LATVIA123♠♦6-1+5
+1.2Round 5🇸🇰 SLOVAKIA13♠♦2-2+0
+1.1Round 21🇱🇻 LATVIA146♠♥J=-11
+1.0Round 8🇭🇺 HUNGARY242♠♥A+2+2
+1.0Round 11🇫🇷 FRANCE103NT♣4=-1
+1.0Round 11🇫🇷 FRANCE143♣♠7-1-2
+1.0Round 14🇩🇪 GERMANY252♥♥J+2+1
+1.0Round 15🇨🇿 CZECH REPUBLIC144♠♦K+2-11
+0.7Round 9🇭🇷 CROATIA44♥♦K=-1
+0.7Round 13🇦🇹 AUSTRIA23NT♣4+1-1
+0.6Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND53NT♦5+2-10
+0.6Round 10🇷🇺 RUSSIA163♥♥4+1+1
+0.6Round 23🇮🇹 ITALY143NT♥6=-11
+0.5Round 11🇫🇷 FRANCE62♠♥6+1+0
+0.4Round 4🇧🇪 BELGIUM224♠♣3-1+6
+0.4Round 18🇪🇪 ESTONIA164♥♦5=-1
+0.4Round 19🇳🇱 NETHERLANDS84♥♠2=+3
+0.3Round 4🇧🇪 BELGIUM253♥♠K=-2
+0.3Round 10🇷🇺 RUSSIA233NT♠Q+4-12
+0.3Round 17🇩🇰 DENMARK52♥♦7+1+1
-0.0Round 2🇷🇸 SERBIA283♥♠K+1-1
-0.0Round 5🇸🇰 SLOVAKIA84♥♦J+2-1
-0.0Round 10🇷🇺 RUSSIA282♥♣K=-1
-0.0Round 15🇨🇿 CZECH REPUBLIC134♥♣A+1+0
-0.1Round 7🇹🇷 TURKEY73NT♠J=-2
-0.2Round 7🇹🇷 TURKEY103NT♦3+2+0
-0.2Round 11🇫🇷 FRANCE81NT♠6-2+0
-0.2Round 13🇦🇹 AUSTRIA43NT♥8=+0
-0.2Round 17🇩🇰 DENMARK33♣♣10+1+0
-0.3Round 7🇹🇷 TURKEY45♣♠3-2+0
-0.3Round 18🇪🇪 ESTONIA204♠♥6=+0
-0.3Round 23🇮🇹 ITALY84♥♣Q+1+0
-0.4Round 5🇸🇰 SLOVAKIA133♣♦5=-6
-0.4Round 7🇹🇷 TURKEY114♥♠J+2-11
-0.4Round 9🇭🇷 CROATIA54♠x♦K-1-12
-0.5Round 5🇸🇰 SLOVAKIA93NT♥9=-1
-0.5Round 17🇩🇰 DENMARK143NT♦6+1-10
-0.6Round 2🇷🇸 SERBIA272♠♣4+1-7
-0.6Round 8🇭🇺 HUNGARY174♥♠A+1+0
-0.6Round 13🇦🇹 AUSTRIA84♠♦K-1+2
-0.6Round 14🇩🇪 GERMANY183NT♦Q+1+1
-0.6Round 23🇮🇹 ITALY134♥♣K+2-13
-0.7Round 18🇪🇪 ESTONIA192♠♥A-1+0
-0.8Round 2🇷🇸 SERBIA192♦♣5+1+0
-0.8Round 10🇷🇺 RUSSIA273♥♠4+1+1
-0.8Round 18🇪🇪 ESTONIA223♣♠Q+2-13
-1.0Round 2🇷🇸 SERBIA224♠♦K=+0
-1.0Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND113NT♥5+3+11
-1.0Round 4🇧🇪 BELGIUM284♥♦5-2-5
-1.0Round 10🇷🇺 RUSSIA221NT♠A+3+6
-1.0Round 17🇩🇰 DENMARK122♠♥5=-1
-1.1Round 9🇭🇷 CROATIA94♠♥8=+1
-1.2Round 5🇸🇰 SLOVAKIA103♦♠10+1+9
-1.2Round 7🇹🇷 TURKEY21NT♣4+1+0
-1.2Round 10🇷🇺 RUSSIA194♥♣5+1-13
-1.2Round 13🇦🇹 AUSTRIA93♥♣Q=+0
-1.2Round 15🇨🇿 CZECH REPUBLIC91NT♥Q-1+1
-1.2Round 17🇩🇰 DENMARK74♠♥Q=-13
-1.2Round 17🇩🇰 DENMARK91NT♠10-1-1
-1.3Round 8🇭🇺 HUNGARY272♠♥2=+0
-1.3Round 19🇳🇱 NETHERLANDS33♦♥6=+0
-1.4Round 14🇩🇪 GERMANY152♠♥7+1-6
-1.6Round 19🇳🇱 NETHERLANDS102♠♥5+2+10
-1.6Round 21🇱🇻 LATVIA84♠♣A+2+11
-1.7Round 14🇩🇪 GERMANY273NT♣5+2+11
-1.7Round 15🇨🇿 CZECH REPUBLIC103♦♠A-1+0
-1.8Round 2🇷🇸 SERBIA161NT♠2+1-1
-1.8Round 2🇷🇸 SERBIA213NT♦J+1+1
-1.8Round 8🇭🇺 HUNGARY164♠♣A+1+0
-1.8Round 8🇭🇺 HUNGARY181NT♣J=-8
-1.8Round 13🇦🇹 AUSTRIA111NT♣10-1+1
-1.8Round 19🇳🇱 NETHERLANDS63♥♠8-2+0
-1.9Round 2🇷🇸 SERBIA175♣x♠6-3-2
-1.9Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND103NT♥3+2-1
-1.9Round 7🇹🇷 TURKEY92♠♦5+1-6
-1.9Round 11🇫🇷 FRANCE25♦♣J+2+1
-1.9Round 13🇦🇹 AUSTRIA141NT♦4-1-4
-1.9Round 21🇱🇻 LATVIA12♠♥Q=-6
-2.0Round 2🇷🇸 SERBIA233NT♠6+3-13
-2.0Round 4🇧🇪 BELGIUM204♥♠2-1+6
-2.0Round 14🇩🇪 GERMANY161♠♦J-1+1
-2.0Round 15🇨🇿 CZECH REPUBLIC123♥♠J+1-6
-2.1Round 2🇷🇸 SERBIA153♥♦2-2-5
-2.1Round 4🇧🇪 BELGIUM152♣♠3+1+0
-2.1Round 9🇭🇷 CROATIA22♥♣A+2+10
-2.2Round 4🇧🇪 BELGIUM194♠♥5+1-1
-2.2Round 4🇧🇪 BELGIUM274♠♣J+2-1
-2.2Round 10🇷🇺 RUSSIA212♥♣8-2+0
-2.2Round 19🇳🇱 NETHERLANDS26♠♦10=+0
-2.3Round 7🇹🇷 TURKEY11♥x♦3-2-5
-2.3Round 8🇭🇺 HUNGARY261NT♠4-2-3
-2.3Round 11🇫🇷 FRANCE111NT♦10-1-1
-2.3Round 21🇱🇻 LATVIA91NT♥7+1-5
-2.4Round 5🇸🇰 SLOVAKIA64♠♦4+2-1
-2.4Round 10🇷🇺 RUSSIA264♠♣A=+0
-2.4Round 17🇩🇰 DENMARK85♥x♦A-2-5
-2.4Round 23🇮🇹 ITALY93NT♥9+3+10
-2.5Round 14🇩🇪 GERMANY245♦♠K=-7
-2.5Round 18🇪🇪 ESTONIA213NT♦9-1-6
-2.6Round 13🇦🇹 AUSTRIA53♠♦8=+0
-2.8Round 8🇭🇺 HUNGARY212♥♠5=+11
-2.8Round 10🇷🇺 RUSSIA184♠♣K+1+0
-2.8Round 11🇫🇷 FRANCE134♠♦J+1-1
-2.8Round 23🇮🇹 ITALY103NT♥Q=-11
-3.0Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND23♠♦8-1-10
-3.0Round 9🇭🇷 CROATIA85♥♦K=+0
-3.0Round 19🇳🇱 NETHERLANDS13♠♦K+1-2
-3.1Round 11🇫🇷 FRANCE33♦♣8+2+0
-3.1Round 19🇳🇱 NETHERLANDS52♦x♠A-3+5
-3.2Round 10🇷🇺 RUSSIA204♥♣7+2-17
-3.2Round 14🇩🇪 GERMANY211NT♠J+1+0
-3.2Round 19🇳🇱 NETHERLANDS93♥♣6-2+0
-3.2Round 23🇮🇹 ITALY23♠♦J=-1
-3.3Round 4🇧🇪 BELGIUM184♥x♣2-1-7
-3.4Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND143♣♦4+1-7
-3.4Round 17🇩🇰 DENMARK15♦♣3=+0
-3.4Round 17🇩🇰 DENMARK112♦♣4=-5
-3.5Round 9🇭🇷 CROATIA114♥♠2=+0
-3.6Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND94♠♣3+2-2
-3.6Round 7🇹🇷 TURKEY124♥♠3=+0
-3.7Round 17🇩🇰 DENMARK43NT♥3-1-12
-3.8Round 2🇷🇸 SERBIA243NT♠3=+2
-3.8Round 8🇭🇺 HUNGARY253♥♠9-2-7
-3.8Round 9🇭🇷 CROATIA104♠♦2-2-2
-3.9Round 18🇪🇪 ESTONIA264♠♠9-1-6
-4.0Round 19🇳🇱 NETHERLANDS72♠♥A+1+0
-4.2Round 10🇷🇺 RUSSIA245♣♠9=-3
-4.4Round 11🇫🇷 FRANCE13NT♦2+1-1
-4.7Round 4🇧🇪 BELGIUM243NT♣2+2-2
-4.7Round 18🇪🇪 ESTONIA282NT♠10+1-10
-4.7Round 21🇱🇻 LATVIA113♦♠5-4-3
-4.7Round 23🇮🇹 ITALY11NT♣3=-5
-4.9Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND62♥♥3=-12
-4.9Round 18🇪🇪 ESTONIA252♥♦K=-6
-5.2Round 15🇨🇿 CZECH REPUBLIC13NT♠J=+0
-5.3Round 18🇪🇪 ESTONIA243NTx♠Q-1-11
-5.3Round 19🇳🇱 NETHERLANDS41♠♦6=-5
-5.4Round 14🇩🇪 GERMANY231NT♦2-2-3
-5.5Round 19🇳🇱 NETHERLANDS113NT♦2-2-11
-5.6Round 2🇷🇸 SERBIA253NT♦2-1-12
-5.6Round 11🇫🇷 FRANCE124♦♥K=-8
-5.6Round 18🇪🇪 ESTONIA234♥♠7-2-8
-5.8Round 18🇪🇪 ESTONIA174♠♦K+2-1
-5.8Round 23🇮🇹 ITALY114♠♥A=+0
-5.9Round 11🇫🇷 FRANCE42♠♦4-2-10
-5.9Round 15🇨🇿 CZECH REPUBLIC33NT♣5=-7
-6.2Round 11🇫🇷 FRANCE93♦♣8-2-14
-6.2Round 17🇩🇰 DENMARK24♠♠5-4-7
-6.2Round 17🇩🇰 DENMARK132♠♣4-2-8
-6.3Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND84♠♦A-1-10
-6.3Round 17🇩🇰 DENMARK63♦♣10-1-12
-6.3Round 21🇱🇻 LATVIA54♦♠A-1-10
-6.6Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND42NT♣J=-1
-6.8Round 8🇭🇺 HUNGARY224♠♦5-1-6
-6.9Round 4🇧🇪 BELGIUM265♦x♥3-2-8
-7.6Round 23🇮🇹 ITALY75♦♠9=-3
-7.7Round 13🇦🇹 AUSTRIA123NT♠J+1+1
-7.8Round 9🇭🇷 CROATIA64♠♥K-1-12
-8.0Round 9🇭🇷 CROATIA133♦♣K+1-11
-8.0Round 10🇷🇺 RUSSIA254♥♠4=-7
-8.7Round 7🇹🇷 TURKEY54♥♦A+2-12
-8.9Round 15🇨🇿 CZECH REPUBLIC25♣♦A-2-11
-9.1Round 21🇱🇻 LATVIA135♣♠A-1-12
-9.2Round 14🇩🇪 GERMANY283NT♠2=-10
-9.8Round 18🇪🇪 ESTONIA271NTx♦A-3-9
-9.8Round 21🇱🇻 LATVIA104♥♠6+1-11
-9.9Round 8🇭🇺 HUNGARY193♠♥A-1-16
-10.0Round 2🇷🇸 SERBIA264♠♦8-4-11
-10.1Round 14🇩🇪 GERMANY176♦♦6-2-5
-10.1Round 23🇮🇹 ITALY44♠♦2=-11
-10.2Round 13🇦🇹 AUSTRIA33NT♠4-2-13
-10.7Round 8🇭🇺 HUNGARY153NT♠4+1-11
-11.0Round 15🇨🇿 CZECH REPUBLIC74♠♥A=-15
-11.2Round 5🇸🇰 SLOVAKIA73NT♠6-1-12
-11.2Round 21🇱🇻 LATVIA23NT♠5=-12
-11.4Round 23🇮🇹 ITALY124♠♥Q=-11
-12.4Round 15🇨🇿 CZECH REPUBLIC44♥♣Q-1-13
-13.3Round 4🇧🇪 BELGIUM234♥x♣6-3-16
-13.5Round 14🇩🇪 GERMANY206♥x♥4-2-15
-14.0Round 3🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND136♥♠3=-14
-15.8Round 9🇭🇷 CROATIA33NTx♦K-5-17