🇺🇸 SONTAG Alan · USA 2

38rank
+54.6Butler · 240 bds
+0.23per board
±4.3swing
+0.53vs par /bd · #25/135
+0.20adjusted /bd
Butler per round: -3.2 35.8 -23.2 8 -21.5 15.7 -10.9 10.7 39.7 -23.4 18.1 3.8 2.3 -5.1 7.8by round

vs par split: bidding +0.65 · play -0.08

Strength of schedule: opponents averaged -0.03/bd (an average draw) → opponent-adjusted +0.20/bd

Card play — on target: opening leads 71.0% #116 of 135 · declarer play 69.4% #103 of 135 · defence 94.8% #1 of 135

Card play by contract type — on target
vs NTvs a suit
Opening leads52.9% (17)77.8% (45)
Declarer play66.7% (15)70.6% (34)
Defence100.0% (33)92.7% (82)

Opening leads by suit led: ♠ 64.3% (14) · ♥ 68.8% (16) · ♦ 62.5% (16) · ♣ 87.5% (16)

vs par by strain: NT +0.11 (73) · a suit +0.78 (166)

vs par by level: part-score +1.15 (96) · game -0.10 (122) · slam +1.91 (21)

By role: declaring +0.06/bd (-2.16 vs par · 125) · defending +0.41/bd (+3.44 vs par · 115)

By vulnerability: vulnerable +0.79/bd (+0.98 vs par · 120) · not vulnerable -0.33/bd (+0.07 vs par · 120)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1D.BerkowitzK.Chiu – V.LiOpen16-3.2-0.20+0.69
Round 2D.BerkowitzH.De Vrind – F.Ten BrinkClosed16+35.8+2.24+4.88
Round 4D.BerkowitzM.Lebel – P.SouletOpen16-23.2-1.45-2.50
Round 5D.BerkowitzM.Szymanowski – P.BizonClosed16+8.0+0.50+1.50
Round 8D.BerkowitzT.Imakura – M.InoClosed16-21.5-1.34+0.12
Round 9D.BerkowitzK.Woolsey – B.BramleyOpen16+15.7+0.98+0.94
Round 10D.BerkowitzM.Ince – N.KoktenClosed16-10.9-0.68-3.25
Round 11D.BerkowitzW.Lazer – P.GumbyClosed16+10.7+0.67+1.44
Round 13D.BerkowitzP.Hamel – P.DordhainClosed16+39.7+2.48+3.19
Round 14D.BerkowitzH.Lasut – E.ManoppoClosed16-23.4-1.46-3.56
Round 16D.BerkowitzT.Rusev – H.HristovOpen16+18.1+1.13+1.06
Round 18D.BerkowitzP.Marstrander – T.BakkeClosed16+3.8+0.24+0.56
Round 19D.BerkowitzR.Sridharan – S.DhakrasOpen16+2.3+0.14+0.56
Round 21D.BerkowitzM.O'Briain – P.O'BriainOpen16-5.1-0.32+1.06
Round 22D.BerkowitzH.Sumar – N.NoraniClosed16+7.8+0.49+1.19

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 11🇦🇺 AUSTRALIA66♥x♦K-3+17
+11.7Round 13🇷🇪 REUNION103NT♥9+2+11
+10.6Round 9🇺🇸 USA 175♦♣10=-1
+10.5Round 1🇭🇰 CHINA HONG KONG136♣♣8=-13
+10.4Round 13🇷🇪 REUNION86♠x♣K-1+11
+10.3Round 2🇳🇱 NETHERLANDS291NT♥2-1+11
+9.7Round 2🇳🇱 NETHERLANDS193NT♥8-2+11
+9.7Round 10🇹🇷 TURKEY304♥♠5=+11
+9.0Round 14🇮🇩 INDONESIA224♥♣J=+0
+8.4Round 2🇳🇱 NETHERLANDS226♣♦K-3+11
+8.3Round 16🇧🇬 BULGARIA313♠♣2=+11
+7.6Round 10🇹🇷 TURKEY185♦x♥10-2+12
+6.8Round 19🇮🇳 INDIA44♥♣5=+0
+6.6Round 2🇳🇱 NETHERLANDS304♣♠3-2+11
+6.6Round 14🇮🇩 INDONESIA264♦♥3=+10
+6.6Round 22🇦🇪 U.A.E.246♠♥A-1+8
+6.4Round 22🇦🇪 U.A.E.263♠♦K-2+8
+5.9Round 14🇮🇩 INDONESIA194♣♥10-1-2
+5.7Round 5🇵🇱 POLAND135♠♣A-1+6
+5.7Round 19🇮🇳 INDIA133♦♠A=+0
+5.5Round 19🇮🇳 INDIA93♥♠A=+7
+5.4Round 10🇹🇷 TURKEY197♦♥9=-2
+5.2Round 13🇷🇪 REUNION62♥♣A-3+9
+5.1Round 5🇵🇱 POLAND124♠♥5+2+11
+5.1Round 13🇷🇪 REUNION134♠♥Q-2+7
+5.1Round 16🇧🇬 BULGARIA261NT♦5-2+3
+5.0Round 13🇷🇪 REUNION42♦♦4+3+17
+5.0Round 16🇧🇬 BULGARIA213NT♥6=+10
+5.0Round 18🇳🇴 NORWAY293NT♣9-1+13
+4.7Round 16🇧🇬 BULGARIA255♥x♠K-1+5
+4.5Round 18🇳🇴 NORWAY212♥♠2=+0
+4.4Round 22🇦🇪 U.A.E.203NT♦2+3+13
+4.3Round 8🇯🇵 JAPAN284♠♦5+1+4
+4.3Round 11🇦🇺 AUSTRALIA103♠♦K-1+3
+4.2Round 9🇺🇸 USA 145♥x♠K-3+16
+4.0Round 9🇺🇸 USA 1166♦♣4+1+1
+3.9Round 22🇦🇪 U.A.E.194♥♣10=+0
+3.8Round 19🇮🇳 INDIA33NT♥10+3+17
+3.7Round 18🇳🇴 NORWAY313♣♦6=+7
+3.6Round 14🇮🇩 INDONESIA172♥♣2+1+2
+3.6Round 18🇳🇴 NORWAY304♥♦K-2+0
+3.6Round 19🇮🇳 INDIA83NT♦5-1+5
+3.5Round 5🇵🇱 POLAND84♠♣K=+0
+3.3Round 2🇳🇱 NETHERLANDS206♦♠3+1+13
+3.3Round 8🇯🇵 JAPAN316NT♣8=+0
+3.3Round 9🇺🇸 USA 193NT♥K+1-1
+3.3Round 21🇮🇪 IRELAND161NT♣A=+0
+3.2Round 10🇹🇷 TURKEY323♦♠6-1+5
+3.2Round 13🇷🇪 REUNION143NT♥Q+1+0
+3.1Round 5🇵🇱 POLAND43♣♠A=+0
+3.1Round 8🇯🇵 JAPAN183♠♣K-1-2
+3.1Round 13🇷🇪 REUNION164♠♥A+1+0
+3.1Round 21🇮🇪 IRELAND12♥♥3+2+1
+3.0Round 2🇳🇱 NETHERLANDS313♣♠A+1+6
+3.0Round 9🇺🇸 USA 1124♠x♣5-2+0
+3.0Round 22🇦🇪 U.A.E.253♠♥Q+1+10
+2.8Round 1🇭🇰 CHINA HONG KONG152♠♦A=+0
+2.8Round 2🇳🇱 NETHERLANDS212♠♦A=+6
+2.8Round 11🇦🇺 AUSTRALIA82♠♦2-1+5
+2.8Round 18🇳🇴 NORWAY251NT♠2-2+2
+2.7Round 5🇵🇱 POLAND143NT♣2-2+6
+2.7Round 9🇺🇸 USA 1113♥♣5-1-2
+2.6Round 9🇺🇸 USA 1103♣♦A-2+2
+2.5Round 1🇭🇰 CHINA HONG KONG51NT♥4-2+0
+2.3Round 8🇯🇵 JAPAN263♦♠K-1+1
+2.3Round 9🇺🇸 USA 124♠♥2+3+10
+2.3Round 11🇦🇺 AUSTRALIA94♥♣A=+0
+2.3Round 21🇮🇪 IRELAND133♦♣K=-1
+2.2Round 5🇵🇱 POLAND102♠♥K+2+10
+2.2Round 16🇧🇬 BULGARIA232♦♥A-1+0
+2.1Round 2🇳🇱 NETHERLANDS272♣♦4+2+7
+2.1Round 8🇯🇵 JAPAN225♦♥10=-2
+2.0Round 1🇭🇰 CHINA HONG KONG122♥♦7=+6
+2.0Round 22🇦🇪 U.A.E.313♠♦2-3-8
+1.9Round 2🇳🇱 NETHERLANDS254♠♥6-2+6
+1.9Round 2🇳🇱 NETHERLANDS322♠♦J=+0
+1.8Round 5🇵🇱 POLAND112♠♥Q=+0
+1.8Round 13🇷🇪 REUNION54♥♦K+1+0
+1.7Round 8🇯🇵 JAPAN253NT♥9+1+0
+1.7Round 16🇧🇬 BULGARIA276♥♦2=+0
+1.7Round 21🇮🇪 IRELAND82♠♣5+2+7
+1.7Round 21🇮🇪 IRELAND143♥♠K-1+5
+1.6Round 4🇫🇷 FRANCE273♠♣A=+1
+1.6Round 10🇹🇷 TURKEY293♦♦3+2-1
+1.6Round 11🇦🇺 AUSTRALIA112NT♦3=+1
+1.6Round 11🇦🇺 AUSTRALIA133♠♣A-1+12
+1.6Round 16🇧🇬 BULGARIA223NT♣6=-1
+1.6Round 22🇦🇪 U.A.E.175♦♣K+1+9
+1.5Round 1🇭🇰 CHINA HONG KONG113♠♥K=+6
+1.5Round 4🇫🇷 FRANCE314♠♦9+1+0
+1.5Round 9🇺🇸 USA 164♠♥6-1+6
+1.5Round 16🇧🇬 BULGARIA172♠♣10+1+1
+1.3Round 1🇭🇰 CHINA HONG KONG23NT♣8+2+0
+1.3Round 18🇳🇴 NORWAY274♥♥3+1+0
+1.3Round 21🇮🇪 IRELAND23NT♠8+2+0
+1.2Round 1🇭🇰 CHINA HONG KONG65♦♠K-1+6
+1.2Round 16🇧🇬 BULGARIA283♣♠7=+0
+1.2Round 16🇧🇬 BULGARIA294♠♥K+1+0
+1.1Round 2🇳🇱 NETHERLANDS175♥♠6+1+1
+1.1Round 13🇷🇪 REUNION24♠♦A+1+0
+1.1Round 16🇧🇬 BULGARIA202NT♦J=+0
+1.1Round 18🇳🇴 NORWAY243NT♠Q+2+2
+1.0Round 4🇫🇷 FRANCE174♣♣Q-2+6
+1.0Round 11🇦🇺 AUSTRALIA124♠♠J+2-13
+1.0Round 19🇮🇳 INDIA21NT♦6-1-2
+0.9Round 21🇮🇪 IRELAND104♥♦7=+1
+0.8Round 13🇷🇪 REUNION32♠♦K+1+0
+0.7Round 5🇵🇱 POLAND22NT♣A-1+5
+0.7Round 5🇵🇱 POLAND72♥♠7+1+0
+0.7Round 8🇯🇵 JAPAN272♥♦7=+0
+0.7Round 11🇦🇺 AUSTRALIA155♦♠7+2+14
+0.7Round 11🇦🇺 AUSTRALIA163NT♥9+2+2
+0.6Round 1🇭🇰 CHINA HONG KONG34♠♥5+3+12
+0.6Round 4🇫🇷 FRANCE225♦♥2-1+5
+0.6Round 13🇷🇪 REUNION74♥♠A-1+6
+0.5Round 10🇹🇷 TURKEY174♥♠A=+0
+0.5Round 18🇳🇴 NORWAY231NT♦6=+1
+0.4Round 1🇭🇰 CHINA HONG KONG91NT♠9=-1
+0.4Round 4🇫🇷 FRANCE234♥♦3=-13
+0.4Round 4🇫🇷 FRANCE262♥♦2=+6
+0.4Round 19🇮🇳 INDIA72NT♣J=-9
+0.4Round 22🇦🇪 U.A.E.324♥♣10=+0
+0.3Round 5🇵🇱 POLAND94♠♦A=+0
+0.3Round 9🇺🇸 USA 156♠♦8+1+11
+0.3Round 10🇹🇷 TURKEY213NT♥2+3-11
+0.3Round 19🇮🇳 INDIA143NT♠Q+2+14
+0.2Round 13🇷🇪 REUNION13♥♣8-1+4
+0.2Round 22🇦🇪 U.A.E.293NT♥5+1+1
+0.1Round 11🇦🇺 AUSTRALIA141♥♣3=+5
+0.1Round 21🇮🇪 IRELAND42♦♣5=+1
+0.1Round 22🇦🇪 U.A.E.304♠♥5=+0
-0.0Round 2🇳🇱 NETHERLANDS263NT♣6=+0
+0.0Round 8🇯🇵 JAPAN323NT♠5+1+0
-0.0Round 19🇮🇳 INDIA13NT♥9+2+1
-0.0Round 19🇮🇳 INDIA114♠♥J=+0
-0.0Round 19🇮🇳 INDIA122♠♥6+1-1
+0.0Round 21🇮🇪 IRELAND31NT♦2-1+3
-0.1Round 1🇭🇰 CHINA HONG KONG162♦♠A+2-7
-0.2Round 4🇫🇷 FRANCE324♠♥5=+0
-0.2Round 9🇺🇸 USA 1154♠♦A-1-6
-0.2Round 10🇹🇷 TURKEY283NT♠8+1-10
-0.2Round 19🇮🇳 INDIA53NT♦3+1+0
-0.3Round 4🇫🇷 FRANCE204♠♠5+1+0
-0.3Round 5🇵🇱 POLAND162♠♦J=+0
-0.3Round 10🇹🇷 TURKEY202♠♣2=-1
-0.3Round 14🇮🇩 INDONESIA214♠♠8+1-1
-0.3Round 22🇦🇪 U.A.E.286NT♣5+1+11
-0.4Round 21🇮🇪 IRELAND54♥♠J+1+0
-0.4Round 21🇮🇪 IRELAND154♠♣7=+0
-0.5Round 10🇹🇷 TURKEY243NT♠2-1-10
-0.5Round 22🇦🇪 U.A.E.234♥♦10+1+0
-0.6Round 8🇯🇵 JAPAN212♠♥5-1-2
-0.6Round 11🇦🇺 AUSTRALIA43♦♥6+2+10
-0.6Round 13🇷🇪 REUNION123♠♦A-1+1
-0.7Round 4🇫🇷 FRANCE284♣♠2=+0
-0.7Round 8🇯🇵 JAPAN303NT♥3+2-1
-0.7Round 14🇮🇩 INDONESIA294♥♠K+1+0
-0.7Round 14🇮🇩 INDONESIA324♠♦A+1+0
-0.8Round 2🇳🇱 NETHERLANDS244♠♥5+1+0
-0.8Round 5🇵🇱 POLAND53NT♥J=+1
-0.8Round 13🇷🇪 REUNION153♥♣J=+0
-0.9Round 1🇭🇰 CHINA HONG KONG43NT♦5+3+13
-0.9Round 14🇮🇩 INDONESIA203♥♣6=+0
-1.0Round 8🇯🇵 JAPAN204♠♥Q+2-2
-1.0Round 18🇳🇴 NORWAY204♠♦9+1+0
-1.0Round 18🇳🇴 NORWAY284♥♥5=+1
-1.1Round 19🇮🇳 INDIA151NT♦9+2-1
-1.2Round 4🇫🇷 FRANCE193♠♥7-1+8
-1.2Round 9🇺🇸 USA 1134♠♥10=-9
-1.4Round 4🇫🇷 FRANCE243♣♠3=-5
-1.4Round 4🇫🇷 FRANCE253NT♣9+1-13
-1.5Round 19🇮🇳 INDIA61NT♥4+1+0
-1.6Round 11🇦🇺 AUSTRALIA23♣♦A+1+0
-1.6Round 16🇧🇬 BULGARIA246♠♣A=+0
-1.6Round 16🇧🇬 BULGARIA302♥x♥6-1-6
-1.6Round 18🇳🇴 NORWAY171NT♥9-1+3
-1.6Round 18🇳🇴 NORWAY184♥♣Q+1+0
-1.6Round 18🇳🇴 NORWAY323♣♣J-4-2
-1.7Round 9🇺🇸 USA 1143NT♥6=+1
-1.7Round 11🇦🇺 AUSTRALIA11NT♥6-3-1
-1.7Round 18🇳🇴 NORWAY193NT♦6+2-2
-1.8Round 1🇭🇰 CHINA HONG KONG143NT♠8-1-10
-1.9Round 21🇮🇪 IRELAND91NT♥3-1+2
-2.0Round 13🇷🇪 REUNION94♠♦10-1-6
-2.2Round 5🇵🇱 POLAND155♥♦5+1-1
-2.2Round 11🇦🇺 AUSTRALIA5Pass-12
-2.3Round 10🇹🇷 TURKEY223♦♠8+1-6
-2.3Round 22🇦🇪 U.A.E.181NT♠3+3+2
-2.5Round 5🇵🇱 POLAND61NT♥7+1+0
-2.7Round 8🇯🇵 JAPAN294NT♣3+2+13
-2.7Round 14🇮🇩 INDONESIA273NT♥A-2-6
-2.7Round 16🇧🇬 BULGARIA193NT♥8=+1
-3.0Round 14🇮🇩 INDONESIA283NT♦J+2+0
-3.2Round 21🇮🇪 IRELAND64♠♦5+2-11
-3.4Round 2🇳🇱 NETHERLANDS182♣♠2-1-5
-3.6Round 16🇧🇬 BULGARIA323♠♥4=-6
-3.6Round 18🇳🇴 NORWAY263NT♦A-2-8
-3.7Round 4🇫🇷 FRANCE305♣♥A=-11
-3.7Round 5🇵🇱 POLAND14♥♣9-2-11
-3.7Round 21🇮🇪 IRELAND116♦♥A=+2
-3.8Round 4🇫🇷 FRANCE212NT♥6+2-6
-3.8Round 11🇦🇺 AUSTRALIA75♦♥J-3-9
-3.9Round 22🇦🇪 U.A.E.273♣♠8+1-7
-4.3Round 1🇭🇰 CHINA HONG KONG74♥♠5+1+0
-4.3Round 8🇯🇵 JAPAN174♣♠K-1-5
-4.4Round 2🇳🇱 NETHERLANDS233NT♠3=+0
-4.4Round 9🇺🇸 USA 133NT♥8=+0
-4.6Round 21🇮🇪 IRELAND75♦♠K+1+13
-4.8Round 14🇮🇩 INDONESIA303NT♠2=-7
-5.1Round 8🇯🇵 JAPAN196♠♣2+1+13
-5.1Round 13🇷🇪 REUNION113♦♥A-1-9
-5.2Round 14🇮🇩 INDONESIA232NT♦3=-10
-5.3Round 9🇺🇸 USA 113♣♠A-3-7
-5.3Round 10🇹🇷 TURKEY276♥♣K=+0
-5.3Round 21🇮🇪 IRELAND123NT♣6-1-6
-5.4Round 14🇮🇩 INDONESIA243NT♥Q-1-10
-5.6Round 1🇭🇰 CHINA HONG KONG14♠♦A+2-2
-5.8Round 10🇹🇷 TURKEY313NT♠3-3-7
-6.0Round 9🇺🇸 USA 183♠♥2+2-6
-6.0Round 16🇧🇬 BULGARIA183NT♦3+1-1
-6.5Round 22🇦🇪 U.A.E.225♥x♦K-1-11
-6.6Round 1🇭🇰 CHINA HONG KONG105♦♠A-1-13
-6.6Round 18🇳🇴 NORWAY225♥♣J=-8
-6.7Round 1🇭🇰 CHINA HONG KONG83NT♠J+3+14
-6.7Round 2🇳🇱 NETHERLANDS286♠♣A=+0
-7.2Round 4🇫🇷 FRANCE185♠x♣8-2-5
-7.3Round 22🇦🇪 U.A.E.216NT♠10-1-17
-7.4Round 14🇮🇩 INDONESIA254♠x♦2-2-12
-7.6Round 10🇹🇷 TURKEY263♠♠A+1-10
-7.8Round 14🇮🇩 INDONESIA186♣x♠A-1-11
-8.2Round 11🇦🇺 AUSTRALIA33NT♥Q-3-11
-8.3Round 5🇵🇱 POLAND34♠♦10=-3
-8.6Round 10🇹🇷 TURKEY233NT♥2-1-13
-8.6Round 10🇹🇷 TURKEY251♠x♥3-3-9
-8.8Round 4🇫🇷 FRANCE294♠♣2-1-13
-9.6Round 14🇮🇩 INDONESIA314♥♣K-1-10
-9.7Round 19🇮🇳 INDIA163NT♠7=-10
-12.2Round 8🇯🇵 JAPAN236♥♠6=+0
-12.3Round 19🇮🇳 INDIA105♦x♥6-3-12
-12.4Round 8🇯🇵 JAPAN247♣x♠Q-2-15