🇺🇸 ROSENBERG Kevin · USA 1

1rank
+293.5Butler · 182 bds
+1.61per board
±4.9swing
+1.35vs par /bd · #1/115
+1.39adjusted /bd
Butler per round: 46.6 11 29.5 39.1 19.8 0.8 -0.6 49 44.1 49.7 23.7 11.8 -31by round

vs par split: bidding +0.30 · play +1.04

Strength of schedule: opponents averaged -0.22/bd (an easy draw) → opponent-adjusted +1.39/bd

Card play — on target: opening leads 73.9% #79 of 115 · declarer play 79.6% #28 of 115 · defence 91.6% #6 of 115

Card play by contract type — on target
vs NTvs a suit
Opening leads72.7% (11)74.3% (35)
Declarer play80.0% (15)79.5% (39)
Defence87.0% (23)93.3% (60)

Opening leads by suit led: ♠ 69.2% (13) · ♥ 63.6% (11) · ♦ 75.0% (12) · ♣ 90.0% (10)

vs par by strain: NT +1.90 (51) · a suit +1.13 (131)

vs par by level: part-score +1.87 (69) · game +1.33 (96) · slam -0.71 (17)

By role: declaring +1.49/bd (-0.25 vs par · 99) · defending +1.76/bd (+3.25 vs par · 83)

By vulnerability: vulnerable +1.78/bd (+1.96 vs par · 91) · not vulnerable +1.45/bd (+0.74 vs par · 91)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2B.KristensenC.Pelaelo – O.TshupeloClosed14+46.6+3.33+4.50
Round 3B.KristensenV.Kiljan – L.TijssenOpen14+11.0+0.79-1.29
Round 4B.KristensenQ.Wang – K.JinOpen14+29.5+2.11+1.43
Round 5B.KristensenK.Ashraf – O.ShaheenOpen14+39.1+2.79+3.21
Round 10B.KristensenD.Ramirez – G.GuridiOpen14+19.8+1.41+2.79
Round 11B.KristensenB.Snowden – G.HermanOpen14+0.8+0.06-0.64
Round 12B.KristensenF.Chiarandini – A.GaiottiClosed14-0.6-0.04+3.29
Round 14B.KristensenV.He – Z.YanOpen14+49.0+3.50+4.36
Round 15B.KristensenK.Jiang – X.ZhuOpen14+44.1+3.15+2.57
Round 17B.KristensenM.Solihin – M.SantosoClosed14+49.7+3.55+2.29
Round 18B.KristensenS.Hult – A.StokkaClosed14+23.7+1.69-0.57
Round 19B.KristensenP.Chen – Y.WangOpen14+11.8+0.84-1.79
Round 21B.KristensenP.Haw – Y.LiuClosed14-31.0-2.21-2.64

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
+15.4Round 2BOTSWANA64♥x♣9-6+15
+15.1Round 2BOTSWANA42NTx♠6-5+13
+15.1Round 15🇨🇦 CANADA83NTxx♠6-3+15
+13.1Round 5🇪🇬 EGYPT103♠x♣7+1+13
+13.1Round 17🇮🇩 INDONESIA46♥♣K=+13
+13.0Round 19🇹🇼 CHINESE TAIPEI127NT♥9=+0
+12.7Round 17🇮🇩 INDONESIA26♥♦7-1+14
+11.9Round 10🇨🇱 CHILE102♠x♦A=+11
+11.3Round 2BOTSWANA93NT♣5-2+13
+10.9Round 14🇳🇿 NEW ZEALAND71♥x♠5-3+5
+10.0Round 15🇨🇦 CANADA76♥♣7-1+13
+9.8Round 12🇮🇹 ITALY33NT♥7=+10
+9.8Round 18🇸🇪 SWEDEN137NT♠K=+0
+9.5Round 12🇮🇹 ITALY114♠♥5+3+14
+9.1Round 4🇨🇳 CHINA64♠♣10=+10
+9.0Round 14🇳🇿 NEW ZEALAND53NT♣10+1+11
+8.8Round 14🇳🇿 NEW ZEALAND25♦♣J-1+10
+8.7Round 4🇨🇳 CHINA124♠x♥A-3+8
+8.6Round 15🇨🇦 CANADA123♥x♦A-3+8
+7.6Round 14🇳🇿 NEW ZEALAND131♥♠5+4+10
+7.6Round 17🇮🇩 INDONESIA75♦♠6=+10
+7.1Round 5🇪🇬 EGYPT53♠♦K-1+11
+6.6Round 5🇪🇬 EGYPT123NT♦6=+10
+6.2Round 5🇪🇬 EGYPT113NT♠5+1+0
+6.1Round 15🇨🇦 CANADA12♣x♥J-3+2
+5.8Round 15🇨🇦 CANADA24♠♥7-1-6
+5.7Round 11🇺🇸 USA 256♣♦A=-2
+5.6Round 17🇮🇩 INDONESIA92♠♥7-1+6
+5.5Round 10🇨🇱 CHILE74♥♣7-3+9
+5.5Round 18🇸🇪 SWEDEN75♦♣4+1+13
+5.2Round 11🇺🇸 USA 295♠x♠K-4+4
+5.0Round 4🇨🇳 CHINA71NT♣4-2+8
+4.7Round 4🇨🇳 CHINA52♠♥2=+9
+4.6Round 3🇳🇱 NETHERLANDS114♠♦4-1+5
+4.5Round 11🇺🇸 USA 2124♠♣2=+11
+4.4Round 14🇳🇿 NEW ZEALAND101NT♥3+2+7
+4.4Round 18🇸🇪 SWEDEN103NT♥7-4+6
+4.4Round 18🇸🇪 SWEDEN114♥♠A=+0
+4.2Round 10🇨🇱 CHILE15♦x♥A-1+0
+4.2Round 15🇨🇦 CANADA53♣♥K-3+6
+4.1Round 14🇳🇿 NEW ZEALAND142♦♣A+1+0
+4.0Round 4🇨🇳 CHINA13♥x♠Q-3+3
+4.0Round 5🇪🇬 EGYPT24♥♠3-2+0
+4.0Round 14🇳🇿 NEW ZEALAND93NT♦K+4+3
+4.0Round 14🇳🇿 NEW ZEALAND111NT♣5=+5
+3.9Round 10🇨🇱 CHILE22♥♦A=+12
+3.9Round 19🇹🇼 CHINESE TAIPEI53♥♦J-2+3
+3.8Round 17🇮🇩 INDONESIA52♥x♦7-1-9
+3.7Round 3🇳🇱 NETHERLANDS14♠♣10=-1
+3.7Round 17🇮🇩 INDONESIA63NT♥A-3+9
+3.6Round 3🇳🇱 NETHERLANDS33NT♣6+3+14
+3.6Round 4🇨🇳 CHINA32♠♣2+2+6
+3.4Round 4🇨🇳 CHINA143NT♥3=+0
+3.3Round 2BOTSWANA23NT♣6+1-1
+3.3Round 5🇪🇬 EGYPT71NT♣A=+5
+3.3Round 5🇪🇬 EGYPT134♥♠5-1+12
+3.2Round 12🇮🇹 ITALY74♠♦8-2+3
+3.2Round 17🇮🇩 INDONESIA83♦♠A=+0
+3.2Round 18🇸🇪 SWEDEN44♠x♦K-1+0
+3.1Round 19🇹🇼 CHINESE TAIPEI143NT♥2=+0
+3.0Round 21🇸🇬 SINGAPORE13♦♦3=-1
+2.9Round 3🇳🇱 NETHERLANDS44♠♥6+1+0
+2.9Round 3🇳🇱 NETHERLANDS134♠♥5=+0
+2.8Round 2BOTSWANA121NT♠10-1+4
+2.8Round 2BOTSWANA132♠♦Q=+6
+2.8Round 10🇨🇱 CHILE62♠♥2-1+4
+2.8Round 14🇳🇿 NEW ZEALAND37♣♠K=-2
+2.7Round 2BOTSWANA13♣♠K-2+6
+2.6Round 11🇺🇸 USA 2116♦♠A=-2
+2.4Round 2BOTSWANA111♠♥10-2+5
+2.4Round 4🇨🇳 CHINA134♥♣A=+3
+2.4Round 14🇳🇿 NEW ZEALAND83NT♥6+1-1
+2.4Round 21🇸🇬 SINGAPORE113NT♦10+1+0
+2.2Round 15🇨🇦 CANADA113♣♥A+2+2
+2.2Round 17🇮🇩 INDONESIA36♠♠5=-11
+2.2Round 17🇮🇩 INDONESIA114♦x♠A-2+12
+2.1Round 5🇪🇬 EGYPT14♠♦A-1+4
+2.1Round 18🇸🇪 SWEDEN23♠♥5=+0
+2.0Round 4🇨🇳 CHINA83♣♥K+1+0
+2.0Round 12🇮🇹 ITALY42♦♥Q-1+11
+2.0Round 19🇹🇼 CHINESE TAIPEI63♥♠6=+0
+1.9Round 10🇨🇱 CHILE136♣♠K-1+12
+1.9Round 15🇨🇦 CANADA94♥♣Q=+0
+1.7Round 2BOTSWANA104♥♠K-1+6
+1.7Round 3🇳🇱 NETHERLANDS54♥♠10-1-6
+1.6Round 19🇹🇼 CHINESE TAIPEI32NT♠8+2-2
+1.5Round 11🇺🇸 USA 285♠x♣Q+1+6
+1.5Round 15🇨🇦 CANADA43NT♣4+1-1
+1.5Round 21🇸🇬 SINGAPORE104NT♠Q=+0
+1.3Round 3🇳🇱 NETHERLANDS66♥x♣7-5-15
+1.3Round 11🇺🇸 USA 242♥♥4+1+0
+1.2Round 11🇺🇸 USA 232♠♥5+1+1
+1.2Round 12🇮🇹 ITALY124♠♣9+1-11
+1.0Round 3🇳🇱 NETHERLANDS141NT♦4=+0
+1.0Round 10🇨🇱 CHILE111NT♥6=+0
+0.9Round 5🇪🇬 EGYPT144♥♠K-1-5
+0.9Round 12🇮🇹 ITALY144♥♣A+2+11
+0.9Round 19🇹🇼 CHINESE TAIPEI93NT♦5=+3
+0.9Round 19🇹🇼 CHINESE TAIPEI102♠♠6+2+1
+0.8Round 3🇳🇱 NETHERLANDS103NT♦4=+0
+0.6Round 10🇨🇱 CHILE143NT♦2+1+1
+0.6Round 17🇮🇩 INDONESIA122♠♦7=+5
+0.5Round 10🇨🇱 CHILE41NT♣Q+1-1
+0.5Round 18🇸🇪 SWEDEN62♥♣6=-1
+0.5Round 21🇸🇬 SINGAPORE34♠♦J=+1
+0.4Round 17🇮🇩 INDONESIA144♣♦8+1-6
+0.3Round 5🇪🇬 EGYPT64♣♦A-1+2
+0.3Round 11🇺🇸 USA 2134♠♥J=+0
+0.3Round 14🇳🇿 NEW ZEALAND45♦♣A=+3
+0.2Round 2BOTSWANA53♥♠Q-1+1
+0.1Round 3🇳🇱 NETHERLANDS124♠♣A-1-5
+0.1Round 5🇪🇬 EGYPT31NT♥3=-7
+0.1Round 15🇨🇦 CANADA35♦x♠A-2+5
+0.1Round 17🇮🇩 INDONESIA14♥♠J=+0
-0.0Round 3🇳🇱 NETHERLANDS23NT♠K+2+0
+0.0Round 3🇳🇱 NETHERLANDS74♠♦A=-3
+0.0Round 15🇨🇦 CANADA64♠♦J=-1
+0.0Round 18🇸🇪 SWEDEN86♠♣4+1-11
+0.0Round 18🇸🇪 SWEDEN143NT♣3-1-4
-0.1Round 2BOTSWANA84♥♦3+2+1
-0.1Round 11🇺🇸 USA 2144♠♥Q-1-4
-0.2Round 11🇺🇸 USA 223NT♠8+1+0
-0.3Round 4🇨🇳 CHINA94♠♦6+3-12
-0.3Round 5🇪🇬 EGYPT91NT♦J=+1
-0.3Round 12🇮🇹 ITALY63♠♥K-1+0
-0.3Round 18🇸🇪 SWEDEN92♠♣A-2+0
-0.4Round 21🇸🇬 SINGAPORE74♥♠Q=+1
-0.4Round 21🇸🇬 SINGAPORE142NT♦K-1-4
-0.5Round 14🇳🇿 NEW ZEALAND122♠♣6-1+10
-0.5Round 17🇮🇩 INDONESIA104♠♦3+1+0
-0.5Round 18🇸🇪 SWEDEN54♥♣A=+0
-0.5Round 19🇹🇼 CHINESE TAIPEI114♥♦9=-11
-0.7Round 18🇸🇪 SWEDEN124♠♣10-2-6
-0.8Round 10🇨🇱 CHILE123NT♥J+2+0
-0.8Round 15🇨🇦 CANADA141♠x♠4-3+1
-0.9Round 14🇳🇿 NEW ZEALAND14♠♣5=+0
-1.0Round 5🇪🇬 EGYPT85♦x♥A-1+0
-1.0Round 12🇮🇹 ITALY134NT♥3+1+13
-1.0Round 19🇹🇼 CHINESE TAIPEI81NT♠6-2-5
-1.0Round 21🇸🇬 SINGAPORE64♠♦7=+0
-1.0Round 21🇸🇬 SINGAPORE82♥♠A-2-5
-1.1Round 4🇨🇳 CHINA114♥♣3+1-1
-1.1Round 11🇺🇸 USA 216♦♥6=+2
-1.1Round 12🇮🇹 ITALY85♦♦7-1-4
-1.2Round 10🇨🇱 CHILE32♠♣A=+0
-1.2Round 19🇹🇼 CHINESE TAIPEI133NT♥7+2-13
-1.3Round 12🇮🇹 ITALY23NT♠8+2+0
-1.4Round 10🇨🇱 CHILE84♥♠10+1-1
-1.4Round 11🇺🇸 USA 2106♦♣A=-2
-1.5Round 19🇹🇼 CHINESE TAIPEI22♣♥3=-5
-1.7Round 4🇨🇳 CHINA22♦♥Q+2+0
-1.7Round 18🇸🇪 SWEDEN13♦♦9=+0
-1.7Round 19🇹🇼 CHINESE TAIPEI44♠♦6=+0
-1.7Round 21🇸🇬 SINGAPORE23NT♥10+4-2
-1.8Round 3🇳🇱 NETHERLANDS94♥♦6=+0
-1.8Round 10🇨🇱 CHILE52♠♣A-2+1
-1.9Round 2BOTSWANA33NT♥8=-2
-2.3Round 4🇨🇳 CHINA103NT♠J=+0
-2.3Round 12🇮🇹 ITALY13NT♣3+3+14
-3.0Round 18🇸🇪 SWEDEN31NT♠10=-5
-3.2Round 21🇸🇬 SINGAPORE41♦♥2-2+9
-3.6Round 19🇹🇼 CHINESE TAIPEI76♦♠A=-7
-3.8Round 2BOTSWANA143♣♥7-3-7
-3.8Round 12🇮🇹 ITALY54♠♣6-1-5
-4.1Round 19🇹🇼 CHINESE TAIPEI14♠♣J+1+11
-4.3Round 15🇨🇦 CANADA135♦♣J=+2
-4.5Round 21🇸🇬 SINGAPORE123♥♦10-2-6
-4.8Round 21🇸🇬 SINGAPORE95♥♠10+1-17
-5.0Round 17🇮🇩 INDONESIA131NTx♠3+1-11
-5.3Round 2BOTSWANA73♥x♠A-2+3
-6.3Round 11🇺🇸 USA 264♠x♦7=-9
-6.3Round 15🇨🇦 CANADA103♥♠Q+1-10
-6.6Round 5🇪🇬 EGYPT43♠♥A+1-1
-7.3Round 10🇨🇱 CHILE94♥x♦8-2-9
-7.9Round 14🇳🇿 NEW ZEALAND66♥♣4=+0
-8.0Round 4🇨🇳 CHINA47♣♠A-1-14
-8.2Round 12🇮🇹 ITALY93NT♠K-1-9
-9.2Round 12🇮🇹 ITALY104♥♠A=-1
-9.8Round 3🇳🇱 NETHERLANDS84♥x♣10=-7
-10.4Round 21🇸🇬 SINGAPORE53NT♥2=+0
-11.0Round 21🇸🇬 SINGAPORE133♣x♦2=-13
-12.4Round 11🇺🇸 USA 274♠x♣J-4-14