🇨🇳 ZHANG Xuyang · CHINA

68rank
-13.7Butler · 120 bds
-0.11per board
±4.5swing
-0.25vs par /bd · #71/105
+0.10adjusted /bd
Butler per round: -14.5 8.3 -1.2 11.4 -25 2.1 -0.8 20.4 -0.7 4.2 -1.3 -10.5 -24.2 26.1 -8by round

vs par split: bidding -0.59 · play +0.34

Strength of schedule: opponents averaged +0.22/bd (a tough draw) → opponent-adjusted +0.10/bd

Card play — on target: opening leads 73.1% #92 of 105 · declarer play 69.8% #69 of 105 · defence 87.5% #27 of 105

Bidding activity — not a pass: 45.5% #26 of 105 (153/336)

Card play by contract type — on target
vs NTvs a suit
Opening leads40.0% (5)81.0% (21)
Declarer play88.9% (9)64.7% (34)
Defence58.3% (12)95.5% (44)

Opening leads by suit led: ♠ 50.0% (6) · ♥ 60.0% (5) · ♦ 83.3% (6) · ♣ 88.9% (9)

vs par by strain: NT -0.87 (23) · a suit -0.10 (97)

vs par by level: part-score -0.68 (57) · game +0.27 (56) · slam -0.86 (7)

By role: declaring -0.24/bd (-1.95 vs par · 64) · defending +0.03/bd (+1.70 vs par · 56)

By vulnerability: vulnerable -0.54/bd (-0.38 vs par · 60) · not vulnerable +0.31/bd (-0.12 vs par · 60)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1X.YanV.Nandu – K.ChhedaClosed8-14.5-1.81-0.50
Round 2X.YanC.Leung – S.ChanOpen8+8.3+1.04+2.12
Round 3X.YanA.Gong – B.GeClosed8-1.2-0.15-0.62
Round 6X.YanM.Bjoerk Heed – A.NilssonOpen8+11.4+1.43+1.25
Round 7X.YanB.Zabradi – Z.ZabradiOpen8-25.0-3.12-2.50
Round 8X.YanW.Wnuk – J.KotClosed8+2.1+0.26+2.12
Round 9X.YanA.Petelko – I.MoskovitzClosed8-0.8-0.10-1.50
Round 10X.YanR.Brocken – M.BrockenOpen8+20.4+2.55+2.62
Round 11X.YanA.Tylvad – N.HammelevOpen8-0.7-0.09-0.88
Round 12X.YanD.Balof – A.SilversteinOpen8+4.2+0.53-1.25
Round 13X.YanH.Tsai – C.ChenClosed8-1.3-0.16-2.50
Round 14X.YanH.Asano – Y.XiaoClosed8-10.5-1.31+0.88
Round 15X.YanC.Ben Guigui – E.BoninClosed8-24.2-3.02-5.50
Round 16X.YanJ.Bjoerkan – J.NordbyClosed8+26.1+3.26+2.75
Round 17X.YanL.Norman – C.BedfordOpen8-8.0-1.00-0.25

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
+12.3Round 10🇳🇱 NETHERLANDS106♦♣A=+13
+10.1Round 8🇵🇱 POLAND255♥♠J-1+12
+9.5Round 11🇩🇰 DENMARK192♦x♥6-3+9
+7.3Round 16🇳🇴 NORWAY314♠♥A=+13
+7.1Round 2🇭🇰 HONG KONG CHINA144♠♣5-1+4
+7.1Round 16🇳🇴 NORWAY262♠♦Q-3+9
+7.0Round 16🇳🇴 NORWAY323NT♦2-3+10
+6.5Round 10🇳🇱 NETHERLANDS134♥x♠A-2+17
+6.1Round 13🇹🇼 CHINESE TAIPEI64♥x♠A-1+3
+5.8Round 6🇸🇪 SWEDEN103NT♠5+2+2
+5.7Round 9🇮🇱 ISRAEL14♠♠6=+1
+5.3Round 16🇳🇴 NORWAY254♥♥6-1+2
+5.0Round 3🇺🇸 USA2192♠♠2-1+5
+4.9Round 8🇵🇱 POLAND286♠♣2-1+14
+4.7Round 9🇮🇱 ISRAEL71NT♣Q+1+0
+4.7Round 10🇳🇱 NETHERLANDS124♠♦8-1+6
+4.2Round 6🇸🇪 SWEDEN93♦♠7+1+6
+4.2Round 6🇸🇪 SWEDEN154♠♣2-1+10
+4.1Round 14🇯🇵 JAPAN112♥♣3=+5
+3.9Round 7🇭🇺 HUNGARY173♠♦3-2+5
+3.9Round 8🇵🇱 POLAND313♠♦A+1+6
+3.9Round 11🇩🇰 DENMARK245♦♠A-1+10
+3.8Round 14🇯🇵 JAPAN92♦♠5=+5
+3.4Round 12🇺🇸 USA1282♠♦6+2-1
+3.3Round 2🇭🇰 HONG KONG CHINA162♥♦5=+6
+3.2Round 15🇫🇷 FRANCE173NT♠4=+0
+2.8Round 3🇺🇸 USA2174♥♣8-1+5
+2.7Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND64♥♠K=+0
+2.6Round 2🇭🇰 HONG KONG CHINA154♠♥7-1+10
+2.4Round 10🇳🇱 NETHERLANDS113NT♥T+2+0
+2.4Round 16🇳🇴 NORWAY304♠♥6+1+0
+2.2Round 10🇳🇱 NETHERLANDS163♣♥T-2-5
+2.2Round 13🇹🇼 CHINESE TAIPEI23♣♦A+1+1
+2.2Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND73♠♦5+2+2
+2.1Round 15🇫🇷 FRANCE233♦♠A+2-10
+2.0Round 8🇵🇱 POLAND273♠♠K+2-6
+1.9Round 1🇮🇳 INDIA22♠♥6+1+0
+1.9Round 1🇮🇳 INDIA33♣♦7-3+4
+1.8Round 11🇩🇰 DENMARK184♦♥J+2-10
+1.7Round 1🇮🇳 INDIA61NT♦6=+0
+1.7Round 7🇭🇺 HUNGARY183NT♥Q-1+4
+1.6Round 2🇭🇰 HONG KONG CHINA103♦♥6+1+6
+1.6Round 13🇹🇼 CHINESE TAIPEI41NT♦2+2+1
+1.6Round 16🇳🇴 NORWAY274♥♣5+1+0
+1.5Round 12🇺🇸 USA1315♠♣A+1+11
+1.5Round 13🇹🇼 CHINESE TAIPEI32♠♥T=+5
+1.4Round 14🇯🇵 JAPAN162♠♥Q+2+10
+1.1Round 12🇺🇸 USA1252♠♥K+1-7
+0.8Round 1🇮🇳 INDIA74♠♣5+1+1
+0.7Round 3🇺🇸 USA2223NT♦5=+0
+0.7Round 6🇸🇪 SWEDEN146♦♠3+1-2
+0.6Round 6🇸🇪 SWEDEN121NT♥5=-5
+0.6Round 12🇺🇸 USA1324♥♣A+1+0
+0.4Round 1🇮🇳 INDIA43♣♠A-1+1
+0.4Round 3🇺🇸 USA2212♠♦5+1+1
+0.4Round 10🇳🇱 NETHERLANDS153♣♣2-2+0
+0.4Round 12🇺🇸 USA1303♠♣J+2-6
+0.3Round 9🇮🇱 ISRAEL62♥♥2+1+7
+0.2Round 3🇺🇸 USA2203NT♦5+1+1
+0.1Round 9🇮🇱 ISRAEL32♣♠Q=-1
-0.1Round 8🇵🇱 POLAND304♠♦5+1+0
-0.1Round 12🇺🇸 USA1292♠♠2=+0
-0.3Round 6🇸🇪 SWEDEN112♥♣Q=+0
-0.3Round 14🇯🇵 JAPAN123NT♣3+2+0
-0.3Round 14🇯🇵 JAPAN134♠♦7=+1
-0.3Round 16🇳🇴 NORWAY284♠♣Q=-6
-0.3Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♠♥Q+2+11
-0.4Round 3🇺🇸 USA2185♦♥A-1-2
-0.4Round 12🇺🇸 USA1264♠♣K=+0
-0.4Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33♣♣8-1-4
-0.5Round 2🇭🇰 HONG KONG CHINA94♠♦3=+0
-0.8Round 9🇮🇱 ISRAEL22♦♠7=+1
-0.9Round 7🇭🇺 HUNGARY201♠♣Q+2+0
-1.0Round 2🇭🇰 HONG KONG CHINA113♠♠Q-2-7
-1.0Round 13🇹🇼 CHINESE TAIPEI83NT♥6+2+0
-1.2Round 7🇭🇺 HUNGARY241NT♥3+1+0
-1.2Round 10🇳🇱 NETHERLANDS142♥♦K=+1
-1.2Round 14🇯🇵 JAPAN152♠♥5+1+0
-1.3Round 15🇫🇷 FRANCE181NT♠9-1-3
-1.4Round 6🇸🇪 SWEDEN163♦♠7=+0
-1.4Round 11🇩🇰 DENMARK212♠♦6=+0
-1.5Round 1🇮🇳 INDIA82♥♠9+1+7
-1.6Round 9🇮🇱 ISRAEL84♠♥K-1-5
-1.9Round 15🇫🇷 FRANCE214♥♦K=+0
-2.1Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND82NT♠9+1-1
-2.2Round 2🇭🇰 HONG KONG CHINA123♥♠A=+0
-2.2Round 11🇩🇰 DENMARK202NT♥6+1-1
-2.3Round 11🇩🇰 DENMARK225♠♥5+1+1
-2.3Round 12🇺🇸 USA1271NT♠5+1-7
-2.4Round 6🇸🇪 SWEDEN134♥♣4+2-1
-2.6Round 2🇭🇰 HONG KONG CHINA134♥♣A-2-2
-2.6Round 8🇵🇱 POLAND294♠♣5=+1
-2.7Round 13🇹🇼 CHINESE TAIPEI75♠♦T+1-13
-2.8Round 3🇺🇸 USA2244♠♣T-1-5
-2.8Round 9🇮🇱 ISRAEL44♥♠6-2-8
-3.0Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND22♥♦J-3-5
-3.1Round 15🇫🇷 FRANCE223NT♠2+3-1
-3.1Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND42♥♦T+1-6
-3.6Round 13🇹🇼 CHINESE TAIPEI12♠x♣9-2-12
-4.0Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND54NT♣K=+1
-4.2Round 14🇯🇵 JAPAN144♥♦A=+1
-4.3Round 16🇳🇴 NORWAY293NT♦3-1-6
-4.4Round 11🇩🇰 DENMARK174♠♦J-2-6
-4.5Round 7🇭🇺 HUNGARY233NT♣J-2-8
-5.4Round 13🇹🇼 CHINESE TAIPEI54♠♣T-1-5
-5.6Round 11🇩🇰 DENMARK232♠♣5+1-10
-5.7Round 8🇵🇱 POLAND263♠♣T-2-3
-6.0Round 15🇫🇷 FRANCE193♠♣3+1-7
-6.4Round 9🇮🇱 ISRAEL53NT♦4=-7
-6.9Round 10🇳🇱 NETHERLANDS94♠♥4+2-11
-7.1Round 3🇺🇸 USA2233♥♣K+2-10
-7.5Round 7🇭🇺 HUNGARY194♥♠Q-1-10
-7.7Round 7🇭🇺 HUNGARY224♥♦K-2-11
-8.1Round 1🇮🇳 INDIA16♦♠Q-3-11
-8.4Round 15🇫🇷 FRANCE244♥♠5-1-10
-8.8Round 7🇭🇺 HUNGARY216♣♠5=+0
-8.8Round 15🇫🇷 FRANCE206♣♥K-2-13
-10.4Round 8🇵🇱 POLAND326♦♠A=-7
-11.6Round 1🇮🇳 INDIA55♥x♠Q+1-6
-13.8Round 14🇯🇵 JAPAN102♠x♣A=-15