🇨🇳 CHEN Jingfan · CHINA

40rank
+12.6Butler · 96 bds
+0.13per board
±4.5swing
+0.29vs par /bd · #32/107
+0.09adjusted /bd
Butler per round: 19 18.5 -11.3 -5.7 11.3 7 -6.2 9.5 -6.2 -4.6 -5.8 -12.9by round

vs par split: bidding -0.25 · play +0.54

Strength of schedule: opponents averaged -0.04/bd (an average draw) → opponent-adjusted +0.09/bd

Card play — on target: opening leads 86.2% #25 of 107 · declarer play 87.5% #6 of 107 · defence 84.0% #61 of 107

Bidding activity — not a pass: 43.9% #57 of 107 (125/285)

Card play by contract type — on target
vs NTvs a suit
Opening leads60.0% (5)91.7% (24)
Declarer play75.0% (8)93.8% (16)
Defence77.8% (9)85.4% (41)

Opening leads by suit led: ♠ 100.0% (5) · ♥ 80.0% (10) · ♦ 90.0% (10) · ♣ 75.0% (4)

vs par by strain: NT -0.43 (23) · a suit +0.52 (73)

vs par by level: part-score -0.58 (41) · game +1.00 (50) · slam +0.40 (5)

By role: declaring +0.62/bd (-0.59 vs par · 46) · defending -0.32/bd (+1.10 vs par · 50)

By vulnerability: vulnerable +0.20/bd (+0.60 vs par · 48) · not vulnerable +0.06/bd (-0.02 vs par · 48)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2Y.WenJ.Yan – E.NgOpen8+19.0+2.38+3.25
Round 3Y.WenI.Pollatou – I.PapaspyrouClosed8+18.5+2.31+1.25
Round 5Y.WenM.Zhao – O.LauferClosed8-11.3-1.41-0.50
Round 6Y.WenH.Watkins – M.SieredzinskiOpen8-5.7-0.71-0.62
Round 8Y.WenK.Noguchi – T.InamiClosed8+11.3+1.41+3.38
Round 9Y.WenT.Rodrigues – T.ChowdhuryClosed8+7.0+0.88-0.75
Round 11Y.WenD.Molina – C.YanezOpen8-6.2-0.78-0.38
Round 12Y.WenS.Anoyrkatis – L.FegartyOpen8+9.5+1.19-1.75
Round 15Y.WenC.Lahrmann – D.TylvadOpen8-6.2-0.78+1.25
Round 16Y.WenM.Fragola – N.TabataClosed8-4.6-0.57-0.50
Round 18Y.WenB.Zhu – H.LubaClosed8-5.8-0.72-1.12
Round 19Y.WenB.Xiao – R.JengOpen8-12.9-1.61+0.00

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
+11.9Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND316♠♣A-1+14
+10.5Round 8🇯🇵 JAPAN255♥x♠J-1+12
+10.1Round 3🇬🇷 GREECE234♥x♣Q+1+8
+9.2Round 15🇩🇰 DENMARK205♣x♥A-1+13
+8.9Round 11🇦🇷 ARGENTINA233NT♦J-2+13
+7.9Round 18🇺🇸 USA1163NT♠2=+7
+7.5Round 16🇫🇷 FRANCE254♥x♣A-3+9
+7.2Round 2🇭🇰 HONG KONG CHINA133♥♠Q=+7
+6.9Round 6🇦🇺 AUSTRALIA154♠♣4-1+10
+5.8Round 19🇺🇸 USA2222♠♠2=+6
+5.7Round 2🇭🇰 HONG KONG CHINA144♠♣5-1+4
+5.4Round 9🇮🇳 INDIA52♦♥4+1+6
+5.2Round 3🇬🇷 GREECE183♥♣Q+1+2
+4.9Round 8🇯🇵 JAPAN286♠♥5-1+14
+4.6Round 2🇭🇰 HONG KONG CHINA162♥♣5=+6
+4.4Round 3🇬🇷 GREECE192♠♦J-1+5
+4.1Round 2🇭🇰 HONG KONG CHINA94♠x♣5=+5
+3.8Round 15🇩🇰 DENMARK171NT♦6+2+6
+3.6Round 11🇦🇷 ARGENTINA183♥♣A-1+11
+3.6Round 19🇺🇸 USA2212♠♥J=+0
+3.5Round 6🇦🇺 AUSTRALIA103NT♠5+2+2
+3.2Round 9🇮🇳 INDIA23NT♥9-1+5
+3.1Round 2🇭🇰 HONG KONG CHINA102♦♣K=+5
+2.8Round 9🇮🇳 INDIA83♠♦T=+0
+2.2Round 18🇺🇸 USA1114♠♣3+2+1
+2.0Round 9🇮🇳 INDIA31NT♥8+2+1
+2.0Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND292♠♣K=+0
+1.8Round 5🇨🇦 CANADA13♠♥8-2+5
+1.4Round 2🇭🇰 HONG KONG CHINA124♥♠A-1+5
+1.4Round 3🇬🇷 GREECE223NT♥7=+0
+1.4Round 11🇦🇷 ARGENTINA212NT♦5=+0
+1.3Round 18🇺🇸 USA1153NT♦6=-2
+1.2Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND253♥♠K-2-6
+0.9Round 8🇯🇵 JAPAN304♠♦2+2+1
+0.8Round 2🇭🇰 HONG KONG CHINA112NT♥2+1-6
+0.8Round 16🇫🇷 FRANCE262♥♣9=+0
+0.7Round 16🇫🇷 FRANCE293♣♦K+1+0
+0.6Round 3🇬🇷 GREECE203NT♦5+1+1
+0.6Round 5🇨🇦 CANADA74♠♦T=+0
+0.6Round 8🇯🇵 JAPAN325♥♠K+1+9
+0.5Round 15🇩🇰 DENMARK194♠♥A=+1
+0.4Round 5🇨🇦 CANADA54♠x♦Q-1-5
+0.4Round 6🇦🇺 AUSTRALIA146♦♠5+1-2
+0.3Round 19🇺🇸 USA2174♠♦Q+1+0
+0.2Round 8🇯🇵 JAPAN273♥♦T-2-8
+0.2Round 15🇩🇰 DENMARK213NT♦2+1+0
+0.1Round 5🇨🇦 CANADA34♠♦7=+0
+0.1Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND264♠♣K=+0
+0.1Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND273♠♥Q+1-6
-0.0Round 16🇫🇷 FRANCE284♠♣Q=+6
-0.1Round 15🇩🇰 DENMARK233♦♠A+1+10
-0.3Round 5🇨🇦 CANADA44♥♠T-1-1
-0.5Round 3🇬🇷 GREECE211NT♦Q+1+0
-0.6Round 9🇮🇳 INDIA63♠♦5-1+6
-0.9Round 19🇺🇸 USA2243♦♥Q+1+0
-1.1Round 3🇬🇷 GREECE173♥♣8+1-1
-1.1Round 6🇦🇺 AUSTRALIA112♥♣K=+0
-1.3Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND302NT♦J=-7
-1.4Round 8🇯🇵 JAPAN294♠♦3+2-1
-1.4Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND323NT♠4=-2
-1.5Round 6🇦🇺 AUSTRALIA94♥♦A-1+5
-1.5Round 11🇦🇷 ARGENTINA193NT♦5=+0
-1.5Round 15🇩🇰 DENMARK183♠♣2=+0
-1.5Round 16🇫🇷 FRANCE274♥♦J+1+0
-1.6Round 3🇬🇷 GREECE244♠♣T-1-5
-1.6Round 6🇦🇺 AUSTRALIA163♦♣A+1-1
-1.6Round 9🇮🇳 INDIA44♥♦Q-2-8
-1.6Round 11🇦🇷 ARGENTINA172♠♦K+1+0
-1.6Round 18🇺🇸 USA195♥♦T+1-11
-1.7Round 6🇦🇺 AUSTRALIA121NT♥6+2-6
-1.7Round 19🇺🇸 USA2184♦♥2-1-2
-1.9Round 5🇨🇦 CANADA83♥♠K-1-4
-1.9Round 8🇯🇵 JAPAN314♠♦6=+0
-2.1Round 9🇮🇳 INDIA14♠♦8-1-10
-2.1Round 9🇮🇳 INDIA72♠♥Q+1-6
-2.1Round 16🇫🇷 FRANCE304♠♥6+1+0
-2.5Round 8🇯🇵 JAPAN262♥♠5-1+0
-2.5Round 11🇦🇷 ARGENTINA243NT♠6-1-10
-2.7Round 18🇺🇸 USA1142NT♥6+1-6
-2.8Round 19🇺🇸 USA2203NT♣T+2+0
-2.9Round 18🇺🇸 USA1135♥♠4=+0
-3.1Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND284♠♦6=-7
-3.2Round 16🇫🇷 FRANCE323NT♥7-1-6
-3.9Round 18🇺🇸 USA1122♠♦J=-10
-4.7Round 5🇨🇦 CANADA24♥♠K-1+1
-5.3Round 11🇦🇷 ARGENTINA202♥♥A=-6
-6.1Round 18🇺🇸 USA1104♠♦2+1+12
-6.8Round 16🇫🇷 FRANCE314♠♥A=-13
-6.8Round 19🇺🇸 USA2233♦♦2+3-15
-7.3Round 5🇨🇦 CANADA63NT♥5=+0
-7.4Round 15🇩🇰 DENMARK223♦♠J+3-10
-7.9Round 2🇭🇰 HONG KONG CHINA153NT♥5+1+0
-9.2Round 11🇦🇷 ARGENTINA226♠♦2=-11
-10.4Round 19🇺🇸 USA2195♣x♦K-4+11
-10.6Round 6🇦🇺 AUSTRALIA136♥♣4=-13
-10.9Round 15🇩🇰 DENMARK244♥xx♦6=-10