🇮🇳 CHATTERJEE Swarnashish · INDIA

17rank
+87.7Butler · 154 bds
+0.57per board
±4.6swing
+1.18vs par /bd · #6/109
+0.56adjusted /bd
Butler per round: 2.5 15.7 1.7 27.1 16.8 16.2 -1.4 22.3 3.2 -14.1 -2.3by round

vs par split: bidding +0.69 · play +0.49

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted +0.56/bd

Card play — on target: opening leads 82.6% #33 of 109 · declarer play 70.3% #76 of 109 · defence 86.4% #25 of 109

Bidding activity — not a pass: 34.9% #107 of 109 (148/424)

Card play by contract type — on target
vs NTvs a suit
Opening leads68.4% (19)92.6% (27)
Declarer play69.2% (13)70.8% (24)
Defence87.9% (33)85.4% (48)

Opening leads by suit led: ♠ 100.0% (13) · ♥ 58.3% (12) · ♦ 72.7% (11) · ♣ 100.0% (10)

vs par by strain: NT +0.15 (52) · a suit +1.71 (102)

vs par by level: part-score -0.79 (56) · game +2.02 (90) · slam +5.50 (8)

By role: declaring +0.81/bd (-0.70 vs par · 73) · defending +0.35/bd (+2.88 vs par · 81)

By vulnerability: vulnerable +0.62/bd (+0.84 vs par · 77) · not vulnerable +0.52/bd (+1.52 vs par · 77)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2W.ChakrabortyM.Andonov – T.PavlovClosed14+2.5+0.18+0.71
Round 4W.ChakrabortyI.Zufic – K.StefanecOpen14+15.7+1.12+2.50
Round 7W.ChakrabortyJ.Nakamaru-Pinder – A.MilneClosed14+1.7+0.12-1.14
Round 8W.ChakrabortyM.Chodacki – W.KazmierczakClosed14+27.1+1.94+3.36
Round 10W.ChakrabortyA.Rowberg – D.LuOpen14+16.8+1.20+2.36
Round 11W.ChakrabortyC.Chiang – C.LinClosed14+16.2+1.16+3.36
Round 14W.ChakrabortyM.Maasik – K.PruulClosed14-1.4-0.10+0.21
Round 16W.ChakrabortyA.Asulin – H.LeviClosed14+22.3+1.59+2.14
Round 17W.ChakrabortyL.Inan – C.AgaOpen14+3.2+0.23+1.00
Round 18W.ChakrabortyN.Man – S.TsengOpen14-14.1-1.01+0.14
Round 19W.ChakrabortyS.Teo – J.OngClosed14-2.3-0.16-1.64

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
+11.4Round 4🇭🇷 CROATIA194♠♦2=+11
+11.2Round 8🇵🇱 POLAND197NT♠7-2+17
+10.9Round 14🇱🇻 LATVIA166♣x♦7=+4
+10.4Round 2🇧🇬 BULGARIA264♥x♦K+1+10
+9.9Round 10🇺🇸 USA1164♥♣8+2+13
+9.8Round 8🇵🇱 POLAND253NT♠A=+14
+9.6Round 8🇵🇱 POLAND213♣♠A-2+9
+9.4Round 11🇹🇼 CHINESE TAIPEI43NT♦J-2+8
+9.3Round 11🇹🇼 CHINESE TAIPEI103NT♣J-2+13
+9.1Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND54♥♠7=+11
+8.6Round 4🇭🇷 CROATIA213NT♦Q+1+11
+8.6Round 16🇮🇱 ISRAEL245♦♠A-2+11
+7.7Round 2🇧🇬 BULGARIA274♠♦Q-1+10
+7.4Round 10🇺🇸 USA1175♣♠8-3+11
+6.9Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND34♠♥2=+8
+6.5Round 11🇹🇼 CHINESE TAIPEI24♠♣K+1+11
+6.5Round 19🇸🇬 SINGAPORE124♠x♦4+1+6
+6.4Round 4🇭🇷 CROATIA226♠♥T-2+11
+6.4Round 4🇭🇷 CROATIA244♠♣K-2+11
+6.3Round 16🇮🇱 ISRAEL284♠x♥K=+5
+6.2Round 18🇭🇰 HONG KONG CHINA274♠♦A=+8
+5.9Round 16🇮🇱 ISRAEL264♥♣2=+0
+5.8Round 4🇭🇷 CROATIA163♥♠J+2+6
+5.8Round 4🇭🇷 CROATIA261♦♥3-5+8
+5.6Round 18🇭🇰 HONG KONG CHINA213NT♦K-1+12
+5.2Round 16🇮🇱 ISRAEL236♦♣K=+13
+5.2Round 17🇹🇷 TURKIYE145♠x♥A-1+9
+5.0Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND72♣♥7-1+12
+4.5Round 2🇧🇬 BULGARIA224♥♠K+2-9
+4.5Round 10🇺🇸 USA1194♠♣7-1+5
+4.4Round 14🇱🇻 LATVIA233NT♥Q+1+12
+4.2Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND84♠♥7-1+4
+4.2Round 17🇹🇷 TURKIYE41NT♠8+1+5
+4.1Round 10🇺🇸 USA1185♣x♣Q-1+8
+3.9Round 14🇱🇻 LATVIA204♥♠J+1+0
+3.7Round 10🇺🇸 USA1153♦♣2-2+2
+3.7Round 11🇹🇼 CHINESE TAIPEI52♥♠A=+9
+3.4Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND61NT♦Q-3-8
+3.4Round 19🇸🇬 SINGAPORE143♠♠7=+1
+3.3Round 19🇸🇬 SINGAPORE72♠♣3+1+7
+3.3Round 19🇸🇬 SINGAPORE91NT♦4-3+6
+3.1Round 18🇭🇰 HONG KONG CHINA244♥♣6-1+10
+2.9Round 16🇮🇱 ISRAEL153♠♣A-2+2
+2.9Round 17🇹🇷 TURKIYE83NT♣6+1+4
+2.6Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND114♣♦5=+0
+2.6Round 8🇵🇱 POLAND203NT♥7-3+10
+2.4Round 8🇵🇱 POLAND162♠♦8=+0
+2.4Round 14🇱🇻 LATVIA241♦♠J-2+5
+2.4Round 16🇮🇱 ISRAEL214♠♣6+3+2
+2.2Round 16🇮🇱 ISRAEL163NT♥4+2-1
+1.7Round 11🇹🇼 CHINESE TAIPEI13NT♥Q=-1
+1.7Round 17🇹🇷 TURKIYE55♣♥K-2+6
+1.6Round 2🇧🇬 BULGARIA183NT♥2+3-10
+1.6Round 18🇭🇰 HONG KONG CHINA203NT♥3=-2
+1.5Round 8🇵🇱 POLAND182♥♠T+2+4
+1.3Round 10🇺🇸 USA1244♠♥A+2+11
+1.3Round 18🇭🇰 HONG KONG CHINA264♥♠5=+0
+1.1Round 8🇵🇱 POLAND283♥♠T=+0
+0.8Round 2🇧🇬 BULGARIA243NT♠8+1+1
+0.8Round 14🇱🇻 LATVIA183NT♣6+2+1
+0.8Round 14🇱🇻 LATVIA283♠♦K+1-6
+0.7Round 17🇹🇷 TURKIYE123NT♠4=+1
+0.7Round 19🇸🇬 SINGAPORE14♠♦Q+1+0
+0.6Round 14🇱🇻 LATVIA154♠♣A+1+0
+0.5Round 2🇧🇬 BULGARIA253NT♠7+2+10
+0.5Round 8🇵🇱 POLAND273NT♣5+3+1
+0.5Round 17🇹🇷 TURKIYE93♠♥6=+6
+0.5Round 18🇭🇰 HONG KONG CHINA173NT♦2+1+1
+0.4Round 8🇵🇱 POLAND174♥♣5+1+0
+0.4Round 19🇸🇬 SINGAPORE23♦♠2+1+1
+0.3Round 16🇮🇱 ISRAEL194♠♥3=+1
+0.2Round 8🇵🇱 POLAND223♥♣A-1-2
+0.2Round 16🇮🇱 ISRAEL203NT♦9+2+0
+0.1Round 2🇧🇬 BULGARIA234♥♣K+2-13
+0.1Round 10🇺🇸 USA1253NT♠2+1+0
+0.1Round 14🇱🇻 LATVIA263NT♦4+1+0
-0.0Round 11🇹🇼 CHINESE TAIPEI131NT♥2=+2
-0.0Round 14🇱🇻 LATVIA193♦♠7=+1
+0.0Round 17🇹🇷 TURKIYE103NT♥5+1+0
-0.1Round 4🇭🇷 CROATIA184♠♣3+1+0
-0.1Round 11🇹🇼 CHINESE TAIPEI124♥♠8+2+13
-0.1Round 19🇸🇬 SINGAPORE84♥♠2=+7
-0.1Round 19🇸🇬 SINGAPORE132♠♥4+2-10
-0.2Round 2🇧🇬 BULGARIA284♠♦9+2+13
-0.2Round 4🇭🇷 CROATIA203NT♠Q+1+0
-0.2Round 8🇵🇱 POLAND242♥♠9+2+6
-0.2Round 16🇮🇱 ISRAEL184♠♦4-1+9
-0.2Round 17🇹🇷 TURKIYE31NT♠9+1+0
-0.2Round 18🇭🇰 HONG KONG CHINA284♠♥Q+1+0
-0.3Round 11🇹🇼 CHINESE TAIPEI84♥♠9=+0
-0.5Round 2🇧🇬 BULGARIA163NT♠6+4-15
-0.5Round 16🇮🇱 ISRAEL172NT♠2+1-6
-0.5Round 18🇭🇰 HONG KONG CHINA221NT♦2=-1
-0.6Round 4🇭🇷 CROATIA234♠♥J=+13
-0.6Round 17🇹🇷 TURKIYE134♥♦K+1+0
-0.7Round 10🇺🇸 USA1233NT♣9+1-1
-0.7Round 10🇺🇸 USA1263♣♥8=-1
-0.8Round 11🇹🇼 CHINESE TAIPEI73NT♦6=+0
-0.8Round 11🇹🇼 CHINESE TAIPEI144♥♦A+1+0
-0.9Round 10🇺🇸 USA1275♣♠9+1-11
-1.0Round 19🇸🇬 SINGAPORE44♥♣J+1+0
-1.2Round 10🇺🇸 USA1284♠♥A-1+2
-1.2Round 11🇹🇼 CHINESE TAIPEI112NT♠3=-5
-1.3Round 2🇧🇬 BULGARIA172♥♠J-1+1
-1.3Round 10🇺🇸 USA1222♠♦9=+0
-1.3Round 14🇱🇻 LATVIA213NT♥4+3-1
-1.3Round 17🇹🇷 TURKIYE64♠♥5+1-4
-1.5Round 4🇭🇷 CROATIA272NT♠2=+0
-1.6Round 19🇸🇬 SINGAPORE32♦♥2+1-1
-1.8Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND41NT♥3=-5
-1.8Round 10🇺🇸 USA1213♣♦A+1-6
-1.8Round 11🇹🇼 CHINESE TAIPEI34♥♠T+1+0
-1.8Round 17🇹🇷 TURKIYE112♥♦K-1-5
-1.9Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND123♠♦6=+0
-1.9Round 8🇵🇱 POLAND154♥♣J=+1
-1.9Round 17🇹🇷 TURKIYE74♥♦Q+1+0
-2.0Round 19🇸🇬 SINGAPORE113NT♥6-1-5
-2.2Round 18🇭🇰 HONG KONG CHINA161NT♣2-1-5
-2.3Round 18🇭🇰 HONG KONG CHINA233NT♥8=+1
-2.5Round 17🇹🇷 TURKIYE24♠♥2+1+0
-2.5Round 19🇸🇬 SINGAPORE106NT♠2-1-13
-2.8Round 16🇮🇱 ISRAEL273NT♥T+2+0
-2.9Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND101NT♠3-1-5
-3.1Round 2🇧🇬 BULGARIA193♠♥J-2-2
-3.2Round 14🇱🇻 LATVIA173♣♥J-1-5
-3.2Round 19🇸🇬 SINGAPORE63♥♣2-1-12
-3.3Round 18🇭🇰 HONG KONG CHINA192♥♠J=-6
-3.5Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND133NT♣T+1+0
-3.5Round 16🇮🇱 ISRAEL224♠♦2-1-5
-3.6Round 11🇹🇼 CHINESE TAIPEI61♥♥K-3+3
-3.7Round 17🇹🇷 TURKIYE12♠♣Q-2-8
-3.8Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND94♠♥J-2-7
-3.9Round 2🇧🇬 BULGARIA213♥♣K-1+2
-3.9Round 18🇭🇰 HONG KONG CHINA183♠♣7=+0
-4.3Round 4🇭🇷 CROATIA282♠♠3-5-3
-4.4Round 4🇭🇷 CROATIA154♠♦9-1-10
-4.5Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND24♥♠A-1-10
-4.7Round 16🇮🇱 ISRAEL251NT♠8+2-1
-4.8Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND14♥♠K-2-9
-5.0Round 2🇧🇬 BULGARIA201NT♦Q+2-1
-5.0Round 8🇵🇱 POLAND261NT♥J=-11
-5.1Round 8🇵🇱 POLAND231NT♥7+3-2
-5.4Round 4🇭🇷 CROATIA174♠♦Q-3-11
-5.8Round 11🇹🇼 CHINESE TAIPEI91NT♥6-1-6
-5.8Round 14🇱🇻 LATVIA256♠♣A+1+11
-6.3Round 7🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND142♠♠7+1-7
-6.8Round 14🇱🇻 LATVIA276♠♣A=-12
-7.6Round 10🇺🇸 USA1205♥x♠K-2+0
-8.2Round 14🇱🇻 LATVIA223NT♥A+1-7
-8.5Round 18🇭🇰 HONG KONG CHINA154♥♦K=-3
-9.1Round 2🇧🇬 BULGARIA156♠♥2=+13
-9.4Round 19🇸🇬 SINGAPORE53NT♥4=-10
-11.5Round 18🇭🇰 HONG KONG CHINA255♣♠K-2-13
-12.2Round 4🇭🇷 CROATIA253♦x♥K-3-12