🇳🇴 MARSTRANDER Peter · NORWAY

116rank
-92.8Butler · 192 bds
-0.48per board
±4.3swing
-0.74vs par /bd · #127/137
-0.42adjusted /bd
Butler per round: -21.3 1.8 1.8 -35.2 -7.1 4.6 -16.7 23.1 -19.5 13.7 -39.7 -2.5 -16.3 7.6 -3.7 16.6by round

vs par split: bidding -0.55 · play -0.07

Strength of schedule: opponents averaged +0.06/bd (a tough draw) → opponent-adjusted -0.42/bd

Card play — on target: opening leads 81.1% #90 of 137 · declarer play 81.2% #28 of 137 · defence 87.6% #67 of 137

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (8)82.8% (29)
Declarer play91.7% (12)77.8% (36)
Defence85.7% (21)88.2% (76)

Opening leads by suit led: ♠ 88.9% (9) · ♥ 85.7% (7) · ♦ 81.8% (11) · ♣ 70.0% (10)

vs par by strain: NT -1.04 (48) · a suit -0.59 (142)

vs par by level: part-score +0.18 (65) · game -1.38 (105) · slam -0.05 (20)

By role: declaring -0.63/bd (-3.89 vs par · 94) · defending -0.35/bd (+2.29 vs par · 98)

By vulnerability: vulnerable -0.78/bd (-0.33 vs par · 96) · not vulnerable -0.18/bd (-1.15 vs par · 96)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1R.AnderssenS.Khalil – M.KamelClosed12-21.3-1.78-4.42
Round 2R.AnderssenS.Morimura – T.ImakuraClosed12+1.8+0.15-0.50
Round 3R.AnderssenD.Kendrick – P.CollinsOpen12+1.8+0.15-0.25
Round 6R.AnderssenL.Vecchi – B.ManciniOpen12-35.2-2.93-5.08
Round 7R.AnderssenJ.Zhou – M.SunClosed12-7.1-0.59+0.42
Round 8R.AnderssenP.Toffier – P.SchmidtOpen12+4.6+0.38+1.58
Round 9R.AnderssenS.Aranha – P.AssumpcaoOpen12-16.7-1.39-0.08
Round 10R.AnderssenY.Levit – A.KaminskiClosed12+23.1+1.93-0.25
Round 13R.AnderssenB.Das – A.SadhuOpen12-19.5-1.62-0.92
Round 15R.AnderssenV.Li – A.ChengOpen12+13.7+1.14-1.25
Round 16R.AnderssenJ.Meckstroth – Z.MahmoodOpen12-39.7-3.31-2.50
Round 17R.AnderssenB.Wenneberg – G.SelldenClosed12-2.5-0.21-1.00
Round 19R.AnderssenC.Lin – K.ChengOpen12-16.3-1.36-0.92
Round 20R.AnderssenM.Ades – S.ReichClosed12+7.6+0.63-0.83
Round 21R.AnderssenJ.Silver – J.CarruthersOpen12-3.7-0.31+1.75
Round 23R.AnderssenK.Ibrahim – M.MazharOpen12+16.6+1.38+2.42

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
+12.4Round 15🇭🇰 CHINA HONG KONG23NT♣3-3+14
+10.8Round 10🇮🇱 ISRAEL226♣♣J=+0
+10.0Round 9🇧🇷 BRAZIL83NT♣3+1+7
+9.5Round 20🇲🇽 MEXICO155♠♥J-1+6
+7.7Round 20🇲🇽 MEXICO194♥x♣5-1+11
+7.5Round 9🇧🇷 BRAZIL124♥♠2=+13
+7.5Round 10🇮🇱 ISRAEL167♠♦K-2+11
+7.4Round 20🇲🇽 MEXICO204♥♦9-3+5
+7.3Round 2🇯🇵 JAPAN245♥♥9-1+4
+7.1Round 8🇫🇷 FRANCE245♠♥6-1+10
+6.6Round 8🇫🇷 FRANCE213NT♠3-1+11
+6.4Round 21🇨🇦 CANADA102♠♣A-1+6
+6.3Round 16🇺🇸 USA215♥♦Q+1+9
+5.8Round 8🇫🇷 FRANCE234♠♣Q=-1
+5.3Round 23🇵🇰 PAKISTAN94♥♣A-1+10
+5.2Round 23🇵🇰 PAKISTAN64♥♣A=+0
+5.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND74♠♦Q-1-1
+4.4Round 20🇲🇽 MEXICO133NT♥10+1+0
+4.3Round 1🇪🇬 EGYPT46NT♥5=+0
+4.3Round 10🇮🇱 ISRAEL214♥♣J-1-1
+4.3Round 21🇨🇦 CANADA125♥♠2-1-3
+4.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND64♥♥2-1+6
+4.0Round 15🇭🇰 CHINA HONG KONG32♠♣5=+6
+3.9Round 16🇺🇸 USA141NT♠A-2-1
+3.6Round 7🇨🇳 CHINA111NT♠6+2-4
+3.5Round 15🇭🇰 CHINA HONG KONG124♠♥6=-11
+3.5Round 23🇵🇰 PAKISTAN87NT♣6=+0
+3.3Round 1🇪🇬 EGYPT34♠♣3+2-10
+3.2Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND24♠♦4+2+11
+3.2Round 21🇨🇦 CANADA31NT♥Q+2+7
+3.1Round 20🇲🇽 MEXICO174♠♣8+1-11
+3.1Round 23🇵🇰 PAKISTAN102♥♣6=+6
+3.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND56♦♥2=-1
+2.8Round 17🇸🇪 SWEDEN111NT♠2+1+6
+2.7Round 13🇮🇳 INDIA104♥♠Q+2+12
+2.6Round 19🇹🇼 CHINESE TAIPEI43♦♠2-2+2
+2.5Round 13🇮🇳 INDIA72NT♦5-1+6
+2.5Round 15🇭🇰 CHINA HONG KONG52♥♥5+1+0
+2.4Round 8🇫🇷 FRANCE152♥♦6=+0
+2.3Round 2🇯🇵 JAPAN134♠♥2-4+6
+2.3Round 6🇮🇹 ITALY194♥♣A=-1
+2.3Round 19🇹🇼 CHINESE TAIPEI114♠♦Q-1+5
+2.1Round 1🇪🇬 EGYPT86♣♦5+1-10
+1.9Round 2🇯🇵 JAPAN194♥♠J+1+1
+1.9Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103♥♠6=+0
+1.9Round 23🇵🇰 PAKISTAN112♥♦A=+7
+1.8Round 10🇮🇱 ISRAEL244♠♥7-1+4
+1.8Round 19🇹🇼 CHINESE TAIPEI22♦♠5+2+0
+1.8Round 23🇵🇰 PAKISTAN26♣♠K=+13
+1.7Round 10🇮🇱 ISRAEL134♥♠9+1-13
+1.7Round 17🇸🇪 SWEDEN43♦♠A=+1
+1.6Round 6🇮🇹 ITALY173NT♦J+1+0
+1.6Round 13🇮🇳 INDIA123NT♦6=-1
+1.6Round 17🇸🇪 SWEDEN32♠♥10=+0
+1.6Round 17🇸🇪 SWEDEN63♣♣4-3-8
+1.5Round 17🇸🇪 SWEDEN102♠♦4+1+0
+1.5Round 21🇨🇦 CANADA14♥♠K=+8
+1.3Round 23🇵🇰 PAKISTAN71NT♠8+1+0
+1.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83NT♦6=+1
+1.1Round 7🇨🇳 CHINA23♥♥6-1+1
+1.1Round 10🇮🇱 ISRAEL191NT♠2=+0
+1.0Round 2🇯🇵 JAPAN224♥♣Q-1+5
+1.0Round 6🇮🇹 ITALY223♦♥3-1-4
+1.0Round 8🇫🇷 FRANCE163♥♦4-1+6
+1.0Round 8🇫🇷 FRANCE223♠♦A=+0
+1.0Round 9🇧🇷 BRAZIL75♣♣J+2+17
+1.0Round 15🇭🇰 CHINA HONG KONG62♥♠A-1+1
+1.0Round 16🇺🇸 USA232♥♣9=+11
+0.9Round 2🇯🇵 JAPAN153NT♠8+2+1
+0.9Round 10🇮🇱 ISRAEL144♥♦Q-2-1
+0.8Round 13🇮🇳 INDIA114♥♦6+1+0
+0.7Round 15🇭🇰 CHINA HONG KONG13♦♠A=+0
+0.7Round 23🇵🇰 PAKISTAN52♥♦3+1+0
+0.6Round 10🇮🇱 ISRAEL152♠♠9+1+0
+0.6Round 20🇲🇽 MEXICO243NT♠5=+0
+0.6Round 21🇨🇦 CANADA95♥♦6=+11
+0.5Round 2🇯🇵 JAPAN17Pass+3
+0.5Round 2🇯🇵 JAPAN212♠♠J=+0
+0.5Round 15🇭🇰 CHINA HONG KONG104♠♥J+1+0
+0.4Round 8🇫🇷 FRANCE194♥♥3+1-11
+0.4Round 17🇸🇪 SWEDEN95♣x♠A-2+0
+0.4Round 19🇹🇼 CHINESE TAIPEI64♥♠K-1+5
+0.3Round 7🇨🇳 CHINA34♠♣7-1-5
+0.3Round 16🇺🇸 USA151NT♣K+1-7
+0.3Round 19🇹🇼 CHINESE TAIPEI14♥♦K=-1
+0.2Round 1🇪🇬 EGYPT93NT♠2+1+1
+0.2Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND122♣♦9+2+0
+0.2Round 17🇸🇪 SWEDEN72♥♥7-1+0
+0.1Round 2🇯🇵 JAPAN143NT♦2+1+1
+0.1Round 6🇮🇹 ITALY243NT♦5+2+0
+0.1Round 10🇮🇱 ISRAEL172NT♣3+1+7
+0.1Round 17🇸🇪 SWEDEN124♠♥3+1+0
+0.0Round 6🇮🇹 ITALY153NT♥J+1+0
-0.0Round 13🇮🇳 INDIA52♥♦Q+2+10
+0.0Round 21🇨🇦 CANADA64♠♦J+1+0
-0.2Round 1🇪🇬 EGYPT71NT♠10=-2
-0.2Round 21🇨🇦 CANADA114♠♦K=-3
-0.3Round 1🇪🇬 EGYPT22♦♦J+4-1
-0.3Round 1🇪🇬 EGYPT114♠x♣A-2-4
-0.3Round 6🇮🇹 ITALY183♣♥6-1+0
-0.4Round 7🇨🇳 CHINA14♠♥7=-1
-0.4Round 21🇨🇦 CANADA54♠♥6+1+0
-0.4Round 21🇨🇦 CANADA74♠♠2=-1
-0.5Round 2🇯🇵 JAPAN183NT♠8+1+1
-0.5Round 2🇯🇵 JAPAN234♥♣K+1+0
-0.5Round 7🇨🇳 CHINA92♠♣3=-1
-0.5Round 10🇮🇱 ISRAEL204♠♣K+1+0
-0.5Round 16🇺🇸 USA222♥♠10-1+0
-0.6Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND93NT♠J-1-4
-0.7Round 7🇨🇳 CHINA102NT♠5=+10
-0.7Round 9🇧🇷 BRAZIL44♥♦2+1+0
-0.7Round 13🇮🇳 INDIA64♥♠3+1+0
-0.7Round 16🇺🇸 USA243♦♥K+2+6
-0.7Round 17🇸🇪 SWEDEN53NT♥4+1-11
-0.7Round 23🇵🇰 PAKISTAN32♠♦J+1+0
-0.8Round 9🇧🇷 BRAZIL22♠♣5=+0
-0.8Round 20🇲🇽 MEXICO166♣♦9=-2
-0.9Round 23🇵🇰 PAKISTAN13NT♥3+2+0
-1.0Round 7🇨🇳 CHINA84♠♥9+1+0
-1.1Round 1🇪🇬 EGYPT61NT♦2=+2
-1.2Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND113♠♣Q=+0
-1.2Round 7🇨🇳 CHINA126♣♦5+1+11
-1.2Round 13🇮🇳 INDIA13NT♠4+3-11
-1.2Round 20🇲🇽 MEXICO145NT♥3+1-11
-1.3Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13♦♣K=+1
-1.3Round 7🇨🇳 CHINA64♥♦A=+1
-1.3Round 13🇮🇳 INDIA84♥♣3=+0
-1.3Round 15🇭🇰 CHINA HONG KONG74♥♠K+1+0
-1.3Round 21🇨🇦 CANADA83♥♦4=+0
-1.4Round 7🇨🇳 CHINA74♠♣Q=+1
-1.5Round 7🇨🇳 CHINA52♠♦A-1-5
-1.5Round 15🇭🇰 CHINA HONG KONG113NT♦3+1-11
-1.7Round 10🇮🇱 ISRAEL233♥♦10-1-5
-1.7Round 13🇮🇳 INDIA23NT♣2+1+0
-1.7Round 19🇹🇼 CHINESE TAIPEI122♣x♦9-1-6
-1.8Round 19🇹🇼 CHINESE TAIPEI94♠♣A=+0
-2.0Round 23🇵🇰 PAKISTAN44♠♥10-2-8
-2.1Round 9🇧🇷 BRAZIL13♦♣10=+0
-2.4Round 8🇫🇷 FRANCE132NT♠3=+0
-2.4Round 15🇭🇰 CHINA HONG KONG84♥♠Q+1-8
-2.4Round 15🇭🇰 CHINA HONG KONG9Pass-11
-2.6Round 9🇧🇷 BRAZIL63NT♥2+2+0
-2.6Round 17🇸🇪 SWEDEN83♦♥3+1+0
-2.6Round 23🇵🇰 PAKISTAN123♦♥7=+1
-2.7Round 19🇹🇼 CHINESE TAIPEI35♦x♥3-1+0
-2.7Round 20🇲🇽 MEXICO184♠♣4-1-5
-2.7Round 20🇲🇽 MEXICO233NT♦3=+1
-2.8Round 17🇸🇪 SWEDEN16♠♣3+1+11
-2.9Round 9🇧🇷 BRAZIL111NT♥J+3-3
-3.0Round 6🇮🇹 ITALY163NT♦4-2-5
-3.1Round 8🇫🇷 FRANCE207♥x♠3-2+0
-3.3Round 15🇭🇰 CHINA HONG KONG41NT♣10-1+5
-3.4Round 2🇯🇵 JAPAN165♥x♠A-1-11
-3.4Round 8🇫🇷 FRANCE143NT♦J-3-6
-3.5Round 10🇮🇱 ISRAEL184♥♥6-1-5
-3.6Round 19🇹🇼 CHINESE TAIPEI53♠♦A-1-5
-3.7Round 19🇹🇼 CHINESE TAIPEI72♥♠A-1+0
-4.0Round 6🇮🇹 ITALY233NT♥J+3-16
-4.0Round 16🇺🇸 USA134♠♠10+3-3
-4.1Round 7🇨🇳 CHINA42♠♦3-2-3
-4.3Round 1🇪🇬 EGYPT13NT♠6+4-14
-4.3Round 9🇧🇷 BRAZIL104♥♣6+3-17
-4.5Round 19🇹🇼 CHINESE TAIPEI83♠♣A=-1
-4.6Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33♦♣A=-6
-4.7Round 6🇮🇹 ITALY144♠♥6+2-11
-4.7Round 9🇧🇷 BRAZIL93NT♠5-1-10
-5.0Round 20🇲🇽 MEXICO224♠♥4=+1
-5.1Round 16🇺🇸 USA202♦♣J=-11
-5.2Round 8🇫🇷 FRANCE173NT♠J+1-1
-5.5Round 16🇺🇸 USA176♣♥J-1-11
-5.6Round 8🇫🇷 FRANCE186♥♥6+1+11
-5.7Round 19🇹🇼 CHINESE TAIPEI103NT♦2-3-10
-6.0Round 1🇪🇬 EGYPT124♥♥5-2-7
-6.3Round 17🇸🇪 SWEDEN26♦♦9+1-11
-6.6Round 6🇮🇹 ITALY214♠♦10-1-12
-6.7Round 1🇪🇬 EGYPT56♦♣5=+2
-6.9Round 13🇮🇳 INDIA46♥♠4-1-15
-7.3Round 13🇮🇳 INDIA94♠♦10=-7
-8.0Round 13🇮🇳 INDIA34♠x♣A=-5
-8.1Round 21🇨🇦 CANADA45♦x♠2-3-4
-8.2Round 9🇧🇷 BRAZIL54♠♠Q-1-5
-8.3Round 2🇯🇵 JAPAN204♠♥K-2-17
-8.9Round 9🇧🇷 BRAZIL33NT♣3=-3
-9.0Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND44♠♣A=-10
-9.3Round 16🇺🇸 USA162♥x♣A-3-9
-9.3Round 21🇨🇦 CANADA26♥♣6=+0
-10.0Round 6🇮🇹 ITALY135♦x♦2-2-12
-11.6Round 6🇮🇹 ITALY206♠♦6=+0
-12.3Round 1🇪🇬 EGYPT106♣♣Q-3-10
-12.7Round 16🇺🇸 USA186♠♦4=+0
-12.7Round 20🇲🇽 MEXICO214♥x♠J=-5
-13.4Round 16🇺🇸 USA192♦x♦K-4-14