🇫🇮 KOISTINEN Kauko · FINLAND

44rank
-5.9Butler · 224 bds
-0.03per board
±4.3swing
-0.02vs par /bd · #45/81
-0.05adjusted /bd
Butler per round: -14.9 18.7 12.8 7.5 18.6 -29.6 -8.9 20 2.8 -28.8 -12.9 18.6 -17.2 7.4by round

vs par split: bidding +0.00 · play -0.01

Strength of schedule: opponents averaged -0.02/bd (an average draw) → opponent-adjusted -0.05/bd

Card play — on target: opening leads 79.2% #44 of 81 · declarer play 74.4% #37 of 81 · defence 83.3% #37 of 81

Card play by contract type — on target
vs NTvs a suit
Opening leads71.4% (21)84.4% (32)
Declarer play63.6% (22)78.6% (56)
Defence77.1% (35)86.3% (73)

Opening leads by suit led: ♠ 81.8% (22) · ♥ 72.7% (11) · ♦ 90.0% (10) · ♣ 70.0% (10)

vs par by strain: NT -0.34 (67) · a suit +0.14 (156)

vs par by level: part-score -0.01 (85) · game +0.03 (129) · slam -0.56 (9)

By role: declaring +0.28/bd (-2.04 vs par · 116) · defending -0.35/bd (+2.15 vs par · 108)

By vulnerability: vulnerable -0.41/bd (-0.58 vs par · 112) · not vulnerable +0.35/bd (+0.54 vs par · 112)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1S.NiemiI.Chaplet – J.MacgregorClosed16-14.9-0.93+0.44
Round 2S.NiemiT.Hanayama – T.TeramotoOpen16+18.7+1.17-1.62
Round 3S.NiemiU.Bethers – J.BalasovsClosed16+12.8+0.80+1.06
Round 4S.NiemiN.Cengiz – E.KuruOpen16+7.5+0.47-0.31
Round 5S.NiemiO.Moedi – L.MafaOpen16+18.6+1.16+2.06
Round 6S.NiemiJ.Berg – O.SvendsenClosed16-29.6-1.85-1.19
Round 7S.NiemiL.Dong – S.ShanClosed16-8.9-0.56+0.38
Round 8S.NiemiK.Doxiadis – P.KannavosClosed16+20.0+1.25+0.19
Round 9S.NiemiB.Einarsson – A.JorgensenOpen16+2.8+0.17+2.69
Round 10S.NiemiF.Gusso – J.HantosOpen16-28.8-1.80-1.50
Round 12S.NiemiI.Bareket – A.LengyOpen16-12.9-0.81-2.12
Round 13S.NiemiP.Lavings – R.KrochmalikClosed16+18.6+1.16+2.44
Round 14S.NiemiF.Multon – P.ZimmermannOpen16-17.2-1.07-3.00
Round 15S.NiemiC.Aouate – R.Wan HoiClosed16+7.4+0.46+0.19

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
+12.8Round 5BOTSWANA94♠xx♣J=+10
+12.5Round 2🇯🇵 JAPAN264♠x♣9-3+12
+12.5Round 10🇻🇪 VENEZUELA317♥♥2=+0
+11.1Round 7🇨🇳 CHINA94♠x♥A-2+3
+10.5Round 13🇦🇺 AUSTRALIA144NT♠2+2+14
+10.2Round 15🇷🇪 REUNION66♥♣A-1+13
+9.5Round 8🇬🇷 GREECE274♥♣J-1+11
+8.8Round 8🇬🇷 GREECE243NT♥Q-2+11
+8.6Round 9🇮🇸 ICELAND162♠♠9=+5
+8.5Round 13🇦🇺 AUSTRALIA132♦♥3-3+14
+7.8Round 4🇹🇷 TURKEY194♣♥Q=+6
+7.8Round 7🇨🇳 CHINA53NT♦Q+1+11
+7.7Round 3🇱🇻 LATVIA144♥♣10+2+14
+7.7Round 14🇲🇨 MONACO234♥♣6+1+0
+7.5Round 8🇬🇷 GREECE257♣♠7-1+13
+7.4Round 6🇳🇴 NORWAY214♥♦A+1+1
+6.7Round 3🇱🇻 LATVIA73♣♦4-2+2
+6.2Round 5BOTSWANA62♥♦5+2+7
+6.1Round 4🇹🇷 TURKEY265♦♣A=+10
+6.0Round 8🇬🇷 GREECE224♠♥Q+1+7
+5.9Round 12🇮🇱 ISRAEL202NT♥5+1+10
+5.8Round 10🇻🇪 VENEZUELA263NT♦2+1+10
+5.4Round 7🇨🇳 CHINA33♣♠2+2+8
+5.2Round 5BOTSWANA22♣x♦K=+8
+5.0Round 15🇷🇪 REUNION143NT♥A=+0
+4.8Round 2🇯🇵 JAPAN273NT♠5+2-8
+4.7Round 12🇮🇱 ISRAEL294♠♥4+1+0
+4.3Round 1COSTA RICA45♣♦A-3+9
+4.3Round 15🇷🇪 REUNION163NT♠J-3+9
+4.2Round 1COSTA RICA53NT♠9=+12
+4.2Round 6🇳🇴 NORWAY172♠♦4=+0
+3.9Round 3🇱🇻 LATVIA21NT♣4+1+1
+3.9Round 3🇱🇻 LATVIA81NT♠8+1+0
+3.8Round 2🇯🇵 JAPAN192♣x♦2-3+4
+3.8Round 3🇱🇻 LATVIA154♥♠A-1+5
+3.5Round 14🇲🇨 MONACO293NT♥4-1+6
+3.4Round 7🇨🇳 CHINA132♠♠4=+6
+3.4Round 13🇦🇺 AUSTRALIA54♠♥4+1+0
+3.3Round 5BOTSWANA162♣♠7=+5
+3.3Round 8🇬🇷 GREECE287♦♥4=-2
+3.2Round 12🇮🇱 ISRAEL254♥♠9+1+0
+3.2Round 15🇷🇪 REUNION14♠♦K=+7
+3.1Round 12🇮🇱 ISRAEL273NT♥5=-2
+2.9Round 9🇮🇸 ICELAND93NT♣3+3+13
+2.8Round 4🇹🇷 TURKEY293♦♠A=-1
+2.8Round 12🇮🇱 ISRAEL174♠♣Q=+0
+2.8Round 14🇲🇨 MONACO183♥♣Q=+0
+2.7Round 13🇦🇺 AUSTRALIA113♥♣6-2+0
+2.6Round 9🇮🇸 ICELAND42♥x♠J-2+9
+2.5Round 13🇦🇺 AUSTRALIA13NT♥3-2+5
+2.5Round 13🇦🇺 AUSTRALIA24♠♠4+2+1
+2.5Round 14🇲🇨 MONACO213NT♣5+1-12
+2.4Round 2🇯🇵 JAPAN242♠♦5=+0
+2.3Round 13🇦🇺 AUSTRALIA91NT♥5+3-6
+2.2Round 2🇯🇵 JAPAN303♦♥8=-1
+2.2Round 4🇹🇷 TURKEY321NT♦6=+6
+2.2Round 9🇮🇸 ICELAND121NT♣4=+0
+2.2Round 10🇻🇪 VENEZUELA204♥♦A=+3
+2.2Round 13🇦🇺 AUSTRALIA122♠♣4-3+1
+2.1Round 3🇱🇻 LATVIA162♠♦A-2+3
+2.1Round 4🇹🇷 TURKEY312NT♠Q-2-1
+2.1Round 10🇻🇪 VENEZUELA174♥♣Q+2+1
+2.1Round 13🇦🇺 AUSTRALIA32♥♦Q=+5
+2.0Round 15🇷🇪 REUNION104♥♠2+1+1
+1.9Round 1COSTA RICA134♠♣A-2+7
+1.7Round 5BOTSWANA143NT♠6=-1
+1.5Round 3🇱🇻 LATVIA92♥♦8+2-6
+1.5Round 6🇳🇴 NORWAY274♠♦K-1+4
+1.5Round 10🇻🇪 VENEZUELA223♣x♠K-2+8
+1.5Round 12🇮🇱 ISRAEL213♦♠5-1-5
+1.5Round 15🇷🇪 REUNION74♠♦A=+0
+1.3Round 8🇬🇷 GREECE191NT♠9+3-6
+1.3Round 9🇮🇸 ICELAND54♠♣A+1+2
+1.2Round 2🇯🇵 JAPAN311♥x♣J-1-2
+1.2Round 9🇮🇸 ICELAND15♣♥A-1+5
+1.2Round 15🇷🇪 REUNION82♥♦A=+0
+1.1Round 2🇯🇵 JAPAN325♥x♦2-1+0
+1.1Round 9🇮🇸 ICELAND82♦♥A=+5
+0.9Round 10🇻🇪 VENEZUELA194♠♥J=+11
+0.8Round 4🇹🇷 TURKEY173♠♣7=+7
+0.8Round 5BOTSWANA54♥♥2+1+1
+0.8Round 6🇳🇴 NORWAY303♥♦A-1-2
+0.8Round 7🇨🇳 CHINA104♠♦4+1+0
+0.8Round 8🇬🇷 GREECE314♠♣J=+0
+0.8Round 9🇮🇸 ICELAND143NT♥6=-1
+0.6Round 3🇱🇻 LATVIA43♦♠3+3+1
+0.6Round 14🇲🇨 MONACO273♠♦10+2+6
+0.5Round 2🇯🇵 JAPAN284♥♠3+2+14
+0.5Round 8🇬🇷 GREECE233♥♦A=+0
+0.4Round 2🇯🇵 JAPAN213♦♣J-1-10
+0.4Round 14🇲🇨 MONACO224♠♥9+1+0
+0.2Round 1COSTA RICA153♥♦9-1+0
+0.2Round 3🇱🇻 LATVIA14♥♣8-2+5
+0.2Round 4🇹🇷 TURKEY282♠♠J+1+0
+0.2Round 7🇨🇳 CHINA15♥♠A=-11
+0.1Round 1COSTA RICA36♦♥10+1-11
+0.1Round 1COSTA RICA83NT♦4+1+1
+0.1Round 2🇯🇵 JAPAN234♠♥K+2-13
+0.1Round 3🇱🇻 LATVIA102♣♦8=+11
+0.1Round 3🇱🇻 LATVIA124♥♠8+2+1
+0.1Round 5BOTSWANA84♥♣9+1+0
+0.0Round 4🇹🇷 TURKEY204♥♠K+1+0
+0.0Round 5BOTSWANA14♠♦K=+0
+0.0Round 5BOTSWANA73NT♥3=+0
+0.0Round 8🇬🇷 GREECE323NT♠10=+1
+0.0Round 15🇷🇪 REUNION33♣♠A-2+7
-0.1Round 1COSTA RICA94NT♠Q+1+13
-0.1Round 5BOTSWANA44♠♦A+1+0
-0.1Round 5BOTSWANA154♥♣A=+1
-0.1Round 6🇳🇴 NORWAY323NT♠5+1+1
-0.1Round 7🇨🇳 CHINA113NT♥Q+1+0
-0.1Round 9🇮🇸 ICELAND63NT♥4=-1
-0.2Round 1COSTA RICA142♣♠2+2+0
-0.2Round 2🇯🇵 JAPAN252♠♣9+1-6
-0.2Round 4🇹🇷 TURKEY183♣♦3=-1
-0.2Round 5BOTSWANA123NT♥2+2-1
-0.2Round 14🇲🇨 MONACO303NT♣6+1-11
-0.3Round 1COSTA RICA163♠♣A+1+10
-0.3Round 15🇷🇪 REUNION93NT♣8+1+1
-0.5Round 9🇮🇸 ICELAND113NT♣10=+11
-0.5Round 12🇮🇱 ISRAEL303NT♣9+1+1
-0.6Round 5BOTSWANA103NT♦2+1+1
-0.6Round 8🇬🇷 GREECE184♠x♠A-1+0
-0.6Round 10🇻🇪 VENEZUELA244♥♠7=-1
-0.6Round 13🇦🇺 AUSTRALIA103♥♦A=+0
-0.7Round 9🇮🇸 ICELAND72♦♣10-1+0
-0.8Round 1COSTA RICA63♦♣6+2-6
-0.8Round 5BOTSWANA114♠♥J=+11
-0.8Round 6🇳🇴 NORWAY192♥♠2-1+5
-0.8Round 7🇨🇳 CHINA164♠♣8+1+13
-0.8Round 8🇬🇷 GREECE172♥♠J+1+0
-0.9Round 4🇹🇷 TURKEY234♥♣2=+0
-0.9Round 7🇨🇳 CHINA61NT♥Q-1+3
-0.9Round 15🇷🇪 REUNION153♥♥J+1-1
-1.0Round 4🇹🇷 TURKEY305♦♥J-1-10
-1.0Round 10🇻🇪 VENEZUELA213NT♠J+2+0
-1.0Round 14🇲🇨 MONACO203♣♠A=+0
-1.1Round 2🇯🇵 JAPAN293♦♣A+1-10
-1.1Round 3🇱🇻 LATVIA113♠♥5-1-5
-1.1Round 12🇮🇱 ISRAEL283♥♠8=+0
-1.2Round 2🇯🇵 JAPAN202♠♦2=+0
-1.2Round 4🇹🇷 TURKEY223NT♠4-2-1
-1.2Round 13🇦🇺 AUSTRALIA82♥♥4-1+1
-1.2Round 14🇲🇨 MONACO283NT♥7+1+0
-1.3Round 3🇱🇻 LATVIA51NT♣8+1-10
-1.3Round 4🇹🇷 TURKEY273♥♣Q-1-8
-1.3Round 14🇲🇨 MONACO193NT♦Q=-2
-1.5Round 1COSTA RICA2Pass-3
-1.5Round 4🇹🇷 TURKEY213♠♥9=+0
-1.5Round 4🇹🇷 TURKEY253NT♠4+1-11
-1.5Round 8🇬🇷 GREECE292♠♥A+1-11
-1.5Round 9🇮🇸 ICELAND23NT♥4+1+1
-1.5Round 13🇦🇺 AUSTRALIA154♠♦Q-1-2
-1.5Round 14🇲🇨 MONACO243♠♥J=-1
-1.6Round 2🇯🇵 JAPAN222♠♣K=-6
-1.6Round 7🇨🇳 CHINA74♥♠3+1+0
-1.6Round 10🇻🇪 VENEZUELA271NT♦3-3+6
-1.6Round 12🇮🇱 ISRAEL224♠♣8+2-11
-1.7Round 2🇯🇵 JAPAN182♥♦5+1+0
-1.8Round 1COSTA RICA124♠♦K+1+0
-1.8Round 15🇷🇪 REUNION122♠♣3=+1
-1.9Round 1COSTA RICA104♥♠8-1+0
-1.9Round 3🇱🇻 LATVIA134♥♠7-1+6
-1.9Round 14🇲🇨 MONACO263NT♠Q=+1
-2.0Round 15🇷🇪 REUNION53NT♣5+2+0
-2.1Round 13🇦🇺 AUSTRALIA163NT♠3+1+1
-2.2Round 6🇳🇴 NORWAY312♦♣3+1+1
-2.2Round 8🇬🇷 GREECE262♠♣K-2-2
-2.2Round 15🇷🇪 REUNION23NT♥2+1-1
-2.3Round 8🇬🇷 GREECE213♣♥2-1-5
-2.4Round 12🇮🇱 ISRAEL232♥♣4+2-8
-2.5Round 13🇦🇺 AUSTRALIA75♥♦2=+0
-2.5Round 14🇲🇨 MONACO253NT♥9+1-8
-2.6Round 7🇨🇳 CHINA154♥♥J-2-2
-2.8Round 6🇳🇴 NORWAY204♥♦10+1+13
-2.8Round 15🇷🇪 REUNION134♠♥7+2-13
-3.0Round 5BOTSWANA32♠♣10+1-1
-3.0Round 12🇮🇱 ISRAEL264♠♦7+1+0
-3.0Round 12🇮🇱 ISRAEL324♠♣K=+1
-3.1Round 7🇨🇳 CHINA86♥♦T=+11
-3.1Round 9🇮🇸 ICELAND153NT♣K=+0
-3.2Round 6🇳🇴 NORWAY224♠♥3=-3
-3.2Round 6🇳🇴 NORWAY243♦♥J-4-3
-3.2Round 6🇳🇴 NORWAY253NT♦6+1-10
-3.2Round 12🇮🇱 ISRAEL246♦♣Q-1-11
-3.5Round 9🇮🇸 ICELAND132♥♠6+1+0
-3.6Round 10🇻🇪 VENEZUELA303NT♠5+1-1
-4.0Round 9🇮🇸 ICELAND101NT♠J=-5
-4.4Round 6🇳🇴 NORWAY283NT♠3=+0
-4.5Round 2🇯🇵 JAPAN174♥♣8+1+0
-4.5Round 9🇮🇸 ICELAND34♥♠9=-1
-4.6Round 8🇬🇷 GREECE201NT♥8-1-5
-4.7Round 1COSTA RICA74♥♠K+1-4
-4.7Round 7🇨🇳 CHINA44♠♥Q=-3
-4.7Round 13🇦🇺 AUSTRALIA43NT♥10=+11
-4.8Round 7🇨🇳 CHINA144♥♠3-1-10
-4.8Round 10🇻🇪 VENEZUELA233♠♥K+1-10
-4.8Round 15🇷🇪 REUNION44♥♠K-1-16
-5.0Round 6🇳🇴 NORWAY264♥♣K=-9
-5.0Round 6🇳🇴 NORWAY292NT♥2+1-10
-5.1Round 3🇱🇻 LATVIA34♣♠5+1-1
-5.2Round 15🇷🇪 REUNION116♥♠A=-5
-5.4Round 6🇳🇴 NORWAY233♦♥8+1+0
-5.5Round 13🇦🇺 AUSTRALIA63NT♦10-2-6
-5.6Round 1COSTA RICA113NT♥7=-7
-5.7Round 8🇬🇷 GREECE303NT♠J-2-9
-5.8Round 12🇮🇱 ISRAEL193NT♠3=+1
-6.1Round 12🇮🇱 ISRAEL185♥♦K-1+3
-6.5Round 7🇨🇳 CHINA122♠♦K+3-10
-6.6Round 10🇻🇪 VENEZUELA324♥♣4-1-10
-6.7Round 5BOTSWANA134♠♣3-2-8
-6.8Round 10🇻🇪 VENEZUELA284♥♠5=-7
-6.9Round 4🇹🇷 TURKEY243NT♥6+1-1
-7.4Round 12🇮🇱 ISRAEL313NT♣J-2-13
-7.5Round 14🇲🇨 MONACO324♣x♥K-3-8
-8.0Round 10🇻🇪 VENEZUELA254♠♥6+3-10
-8.2Round 6🇳🇴 NORWAY183NT♣9=-7
-8.2Round 10🇻🇪 VENEZUELA294♠♦A=-10
-8.4Round 3🇱🇻 LATVIA65♦x♥A-2-10
-8.5Round 14🇲🇨 MONACO174♠♥J-2-6
-8.8Round 1COSTA RICA13NT♥3-1-14
-9.1Round 14🇲🇨 MONACO314♠x♥7=-13
-12.5Round 7🇨🇳 CHINA26♣♠K-1-13
-12.6Round 10🇻🇪 VENEZUELA184NT♦7-5-14