🇺🇸 CHEN Charlie · USA1

11rank
+127.8Butler · 156 bds
+0.82per board
±4.7swing
+1.05vs par /bd · #10/108
+0.62adjusted /bd
Butler per round: 19 -2 -2.1 -10 14.1 33.4 2.7 5.8 37.7 17.7 16.4 2.4 -7.3by round

vs par split: bidding +0.87 · play +0.18

Strength of schedule: opponents averaged -0.20/bd (an easy draw) → opponent-adjusted +0.62/bd

Card play — on target: opening leads 71.8% #92 of 108 · declarer play 73.7% #48 of 108 · defence 78.7% #57 of 108

Bidding activity — not a pass: 42.6% #51 of 108 (179/420)

Card play by contract type — on target
vs NTvs a suit
Opening leads53.3% (15)83.3% (24)
Declarer play54.5% (11)81.5% (27)
Defence92.0% (25)72.0% (50)

Opening leads by suit led: ♠ 90.0% (10) · ♥ 62.5% (8) · ♦ 68.8% (16) · ♣ 60.0% (5)

vs par by strain: NT -0.26 (47) · a suit +1.61 (109)

vs par by level: part-score +0.24 (55) · game +1.70 (95) · slam -1.67 (6)

By role: declaring +0.51/bd (-1.56 vs par · 81) · defending +1.15/bd (+3.87 vs par · 75)

By vulnerability: vulnerable +0.60/bd (+0.94 vs par · 82) · not vulnerable +1.06/bd (+1.18 vs par · 74)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1K.GeD.Balof – E.DermanOpen12+19.0+1.58+3.67
Round 3K.GeD.Tokes – A.KovacsOpen12-2.0-0.17+2.58
Round 4K.GeK.Austad – E.OsenOpen12-2.1-0.18+1.42
Round 6K.GeC.Daldal – B.YildirimClosed12-10.0-0.83+0.33
Round 7K.GeS.Allas – E.OrmaOpen12+14.1+1.18+0.00
Round 9K.GeM.Yang – T.XiaoClosed12+33.4+2.78+1.83
Round 11K.GeR.Jahagirdar – T.ChowdhuryOpen12+2.7+0.23+2.67
Round 12K.GeA.Beligianni – T.OikonomouOpen12+5.8+0.48-0.92
Round 14K.GeC.Inthawong – S.JanwongkitClosed12+37.7+3.14+3.25
Round 15K.GeK.Fung – H.ChungClosed12+17.7+1.47-1.25
Round 16K.GeR.Van Zandbeek – C.KloppertOpen12+16.4+1.37+2.17
Round 17K.GeK.Recicarova – P.SlovakovaClosed12+2.4+0.20-0.92
Round 19K.GeH.Cork – T.BradkinClosed12-7.3-0.61-1.17

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 1🇺🇸 USA2115♣x♠K-4+12
+11.3Round 14🇹🇭 THAILAND166♣♥Q=-1
+10.3Round 11🇮🇳 INDIA125♣♠A-1+17
+10.2Round 12🇬🇷 GREECE253NT♦A-1+6
+9.3Round 1🇺🇸 USA245♠♥K-1+13
+9.3Round 9🇨🇦 CANADA33NT♣3-2+11
+9.1Round 6🇹🇷 TURKIYE186♣♦Q-1+13
+8.8Round 17🇨🇿 CZECH REPUBLIC24♠x♥2+1+6
+8.5Round 4🇳🇴 NORWAY213♦x♥A-2+11
+8.5Round 16🇳🇱 NETHERLANDS234♥♦7+2+17
+8.1Round 12🇬🇷 GREECE167NT♠3=+0
+8.1Round 15🇭🇰 HONG KONG CHINA74♠♣2=+10
+7.9Round 9🇨🇦 CANADA123♣♥5+2+11
+7.8Round 14🇹🇭 THAILAND223NT♠J-2+6
+7.6Round 4🇳🇴 NORWAY226♠♠6-1+11
+7.5Round 3🇭🇺 HUNGARY74♠♥Q=+10
+7.5Round 9🇨🇦 CANADA53NT♥6-2+13
+7.2Round 3🇭🇺 HUNGARY124♠♦3-1+16
+7.2Round 12🇬🇷 GREECE193NT♣Q-3+10
+6.8Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53NT♥4-2+8
+6.6Round 7🇪🇪 ESTONIA54♥♠3=+11
+6.6Round 9🇨🇦 CANADA73NT♦K=-13
+6.3Round 7🇪🇪 ESTONIA34♠♥4=+8
+6.1Round 7🇪🇪 ESTONIA24♥♦J+1+1
+6.1Round 15🇭🇰 HONG KONG CHINA115♣♣J+1-11
+5.9Round 16🇳🇱 NETHERLANDS194♠♦Q-2+11
+5.0Round 15🇭🇰 HONG KONG CHINA34♠♣8+1+0
+5.0Round 16🇳🇱 NETHERLANDS264♥♣6=+0
+5.0Round 17🇨🇿 CZECH REPUBLIC54♥♥J=+0
+4.9Round 14🇹🇭 THAILAND194♦♠J-1+5
+4.8Round 6🇹🇷 TURKIYE223NT♦8-1+10
+4.4Round 9🇨🇦 CANADA103♠♦3+2+9
+4.4Round 14🇹🇭 THAILAND204♥♦T+1+0
+4.3Round 15🇭🇰 HONG KONG CHINA93NT♥J=-2
+3.8Round 16🇳🇱 NETHERLANDS252♠♦K=+6
+3.6Round 11🇮🇳 INDIA84♥♠9+2+2
+3.5Round 3🇭🇺 HUNGARY103♦♠2=+11
+3.5Round 7🇪🇪 ESTONIA92♠♥J=+0
+3.4Round 3🇭🇺 HUNGARY22♥x♠8-1+7
+3.3Round 1🇺🇸 USA233NT♦T+2-12
+3.3Round 3🇭🇺 HUNGARY114NT♥J+2+11
+3.3Round 6🇹🇷 TURKIYE242NT♦4-1+4
+3.3Round 15🇭🇰 HONG KONG CHINA23♣♠2+1+0
+3.3Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND124♠♦T+1+0
+3.2Round 11🇮🇳 INDIA52♥♠A+1+10
+3.1Round 7🇪🇪 ESTONIA74♠♣Q-1+12
+3.0Round 14🇹🇭 THAILAND242♦♠5=+5
+2.9Round 14🇹🇭 THAILAND254♠♦7+3+14
+2.9Round 16🇳🇱 NETHERLANDS184♠♣2-1+9
+2.9Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND75♦x♥K-1+8
+2.6Round 4🇳🇴 NORWAY193♠♦Q=+1
+2.6Round 7🇪🇪 ESTONIA103♦♠7=+1
+2.5Round 6🇹🇷 TURKIYE154♠♣T+1+0
+2.5Round 17🇨🇿 CZECH REPUBLIC42♠♦A-1+1
+2.4Round 11🇮🇳 INDIA92♠♥3-3+1
+2.4Round 12🇬🇷 GREECE231NT♦A+1+0
+2.4Round 14🇹🇭 THAILAND183NT♣6=-1
+2.3Round 1🇺🇸 USA271♣♠T-1+0
+2.2Round 9🇨🇦 CANADA64♠♦Q+1+0
+2.2Round 11🇮🇳 INDIA13NT♦3+1+0
+1.9Round 12🇬🇷 GREECE174♠♦2=+0
+1.7Round 1🇺🇸 USA295♠♦T+1+9
+1.6Round 14🇹🇭 THAILAND154♠♣A+1+0
+1.6Round 17🇨🇿 CZECH REPUBLIC64♠♦8+1+4
+1.5Round 14🇹🇭 THAILAND172NT♠2=-1
+1.3Round 3🇭🇺 HUNGARY91NT♠3-2-1
+1.3Round 6🇹🇷 TURKIYE194♥♦3=+1
+1.3Round 9🇨🇦 CANADA13♠♦A=+0
+1.2Round 9🇨🇦 CANADA91NT♥3-1+1
+1.1Round 1🇺🇸 USA261NT♠3+1+7
+0.9Round 1🇺🇸 USA214♠♣A+1+0
+0.9Round 9🇨🇦 CANADA24♥♠3-2+11
+0.8Round 15🇭🇰 HONG KONG CHINA125♦♥5+1-11
+0.7Round 17🇨🇿 CZECH REPUBLIC103NT♥Q+1+0
+0.7Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND23♦♥4=+0
+0.6Round 4🇳🇴 NORWAY185♠♣T=+0
+0.6Round 11🇮🇳 INDIA62♦♣T-2+5
+0.6Round 17🇨🇿 CZECH REPUBLIC13♠♥A-3+7
+0.5Round 9🇨🇦 CANADA84♥♠9=-1
+0.5Round 16🇳🇱 NETHERLANDS214♠♦8+2+1
+0.3Round 17🇨🇿 CZECH REPUBLIC123NT♠4=-1
+0.3Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND84♥♠6=+7
+0.2Round 15🇭🇰 HONG KONG CHINA83♠♦Q-1+2
+0.2Round 16🇳🇱 NETHERLANDS203NT♦8+2+0
+0.1Round 16🇳🇱 NETHERLANDS172NT♦3=-7
-0.1Round 6🇹🇷 TURKIYE253♣♠A-1-2
-0.1Round 11🇮🇳 INDIA34♥♣A=+1
-0.1Round 15🇭🇰 HONG KONG CHINA102NT♥K=-10
-0.1Round 16🇳🇱 NETHERLANDS165♦♥4=+1
-0.1Round 17🇨🇿 CZECH REPUBLIC112♦♥K-1+2
-0.2Round 1🇺🇸 USA2123♠♦K+2+9
-0.2Round 14🇹🇭 THAILAND263NT♠2+1+0
-0.3Round 17🇨🇿 CZECH REPUBLIC93NT♠6-1-5
-0.4Round 11🇮🇳 INDIA102♠♣J+1+10
-0.4Round 16🇳🇱 NETHERLANDS243NT♠3+1+0
-0.5Round 4🇳🇴 NORWAY251NT♣K+1+1
-0.5Round 12🇬🇷 GREECE204♥♠A+1+0
-0.5Round 12🇬🇷 GREECE262♥♦8-1-11
-0.6Round 4🇳🇴 NORWAY203NT♠Q+1+0
-0.7Round 6🇹🇷 TURKIYE203NT♥6+2+13
-0.7Round 7🇪🇪 ESTONIA63♣♦A-2-9
-0.7Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND32♦♥4+1-1
-0.7Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND91NT♦A=+1
-0.8Round 11🇮🇳 INDIA113♣♥3+1-5
-0.8Round 14🇹🇭 THAILAND233NT♥Q=+13
-0.8Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND113NT♣5-1-5
-1.1Round 1🇺🇸 USA2105♦♠Q-1-6
-1.1Round 14🇹🇭 THAILAND213NT♥3+3-1
-1.2Round 15🇭🇰 HONG KONG CHINA64♠♦K+3+14
-1.3Round 12🇬🇷 GREECE242♣♣A+1+0
-1.5Round 4🇳🇴 NORWAY164♠♣6+1+0
-1.5Round 7🇪🇪 ESTONIA41NT♥3=-5
-1.6Round 1🇺🇸 USA224♥♦K+2+12
-1.9Round 6🇹🇷 TURKIYE171NT♥8+3-6
-1.9Round 7🇪🇪 ESTONIA123♥♠7-1+3
-1.9Round 15🇭🇰 HONG KONG CHINA14♠♣T+1+0
-1.9Round 17🇨🇿 CZECH REPUBLIC83NT♣3=-3
-2.1Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13♠♦Q+2-6
-2.2Round 4🇳🇴 NORWAY174♠♣K-2-11
-2.3Round 7🇪🇪 ESTONIA13♥♠K-1-8
-2.5Round 11🇮🇳 INDIA73NT♦6+1-1
-2.6Round 3🇭🇺 HUNGARY42♥♦T=-1
-3.1Round 12🇬🇷 GREECE214♠♦8=+1
-3.1Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND44♥♣J+1+0
-3.2Round 4🇳🇴 NORWAY263NT♣9-1-6
-3.3Round 3🇭🇺 HUNGARY62♥♠Q+1+0
-3.3Round 15🇭🇰 HONG KONG CHINA44♠♣K-2-7
-3.4Round 1🇺🇸 USA283♥x♠T-1+0
-3.6Round 3🇭🇺 HUNGARY15♣♥5-4-3
-3.6Round 9🇨🇦 CANADA44♦♥A=-7
-3.6Round 12🇬🇷 GREECE153NT♠5-2-3
-3.6Round 15🇭🇰 HONG KONG CHINA54♠♦Q+1+0
-3.7Round 3🇭🇺 HUNGARY35♦x♥A-2-2
-3.8Round 4🇳🇴 NORWAY243♠♣K=+7
-3.8Round 7🇪🇪 ESTONIA112♦♥A+1-6
-3.9Round 6🇹🇷 TURKIYE234♠♦A-1+1
-3.9Round 7🇪🇪 ESTONIA84♠♥7=-8
-4.1Round 12🇬🇷 GREECE185♣♠K=+0
-4.2Round 16🇳🇱 NETHERLANDS153♣♠A-1-5
-4.6Round 6🇹🇷 TURKIYE214♥♠2-1-5
-4.8Round 4🇳🇴 NORWAY154♠♦9-1-10
-4.8Round 4🇳🇴 NORWAY234♠♦T+1+13
-4.8Round 6🇹🇷 TURKIYE263NT♠3-1-5
-4.8Round 9🇨🇦 CANADA112♥♣K-2-13
-5.7Round 1🇺🇸 USA253NT♦4=+0
-5.7Round 11🇮🇳 INDIA24♠♣K-1+2
-5.8Round 16🇳🇱 NETHERLANDS224♠♣A-2-7
-5.9Round 17🇨🇿 CZECH REPUBLIC75♥♦Q-1-13
-6.1Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND106NT♠T-2-13
-6.2Round 3🇭🇺 HUNGARY82NT♦J+1-7
-7.8Round 19🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND64♥♠A-2-13
-8.8Round 3🇭🇺 HUNGARY54♠♦3=-10
-8.9Round 17🇨🇿 CZECH REPUBLIC33NT♠6-3-9
-10.1Round 11🇮🇳 INDIA43NT♣5+1-10
-10.9Round 12🇬🇷 GREECE223♣x♠A=-14
-15.0Round 6🇹🇷 TURKIYE166♠♣8-1-20