🇭🇰 CHIANG Jeffrey · HONG KONG CHINA

11rank
+83.9Butler · 136 bds
+0.62per board
±4.7swing
+0.62vs par /bd · #22/105
+0.54adjusted /bd
Butler per round: -11.3 18.8 -2.3 19.9 5.1 23.3 1 9.3 18.3 -8.1 1.9 -5.8 1.9 7.4 8.6 4.3 -8.4by round

vs par split: bidding -0.02 · play +0.64

Strength of schedule: opponents averaged -0.08/bd (an easy draw) → opponent-adjusted +0.54/bd

Card play — on target: opening leads 86.4% #26 of 105 · declarer play 62.9% #90 of 105 · defence 91.8% #1 of 105

Bidding activity — not a pass: 42.3% #71 of 105 (163/385)

Card play by contract type — on target
vs NTvs a suit
Opening leads80.0% (5)88.2% (17)
Declarer play60.0% (5)63.3% (30)
Defence90.0% (20)92.7% (41)

Opening leads by suit led: ♠ 100.0% (3) · ♥ 83.3% (6) · ♦ 66.7% (6) · ♣ 100.0% (7)

vs par by strain: NT -0.53 (38) · a suit +1.06 (98)

vs par by level: part-score +0.14 (51) · game +0.25 (73) · slam +4.92 (12)

By role: declaring +0.41/bd (-1.83 vs par · 75) · defending +0.87/bd (+3.62 vs par · 61)

By vulnerability: vulnerable +0.66/bd (+0.77 vs par · 68) · not vulnerable +0.57/bd (+0.47 vs par · 68)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1A.ShekB.Zabradi – Z.ZabradiOpen8-11.3-1.41+0.38
Round 3A.ShekC.Bedford – L.NormanOpen8+18.8+2.35+2.62
Round 4A.ShekE.Derman – J.BogeClosed8-2.3-0.29-0.38
Round 5A.ShekA.Petelko – I.MoskovitzOpen8+19.9+2.49+2.38
Round 6A.ShekA.Bukat – F.KurlitOpen8+5.1+0.64+0.00
Round 7A.ShekT.Pejacsevich – B.Alberti CarcabelosClosed8+23.3+2.91+3.50
Round 8A.ShekC.Ben Guigui – E.BoninClosed8+1.0+0.12+2.38
Round 9A.ShekH.Larhnimi – M.BertheauClosed8+9.3+1.16-0.12
Round 10A.ShekA.Pedmanson – J.VahkOpen8+18.3+2.29+1.88
Round 11A.ShekH.Tsuchiya – Y.XiaoClosed8-8.1-1.01-1.62
Round 12A.ShekB.Ge – A.GongOpen8+1.9+0.24-1.50
Round 14A.ShekI.Chen – J.ShenOpen8-5.8-0.72+0.88
Round 15A.ShekA.Hariharan – A.LeOpen8+1.9+0.24-2.38
Round 16A.ShekP.Ter Maat – L.HakvoortClosed8+7.4+0.93+0.38
Round 17A.ShekK.Chheda – V.NanduOpen8+8.6+1.07+2.00
Round 18A.ShekE.Osen – K.AustadOpen8+4.3+0.54-0.38
Round 19A.ShekM.Larsen – P.HammelevClosed8-8.4-1.05+0.50

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
+12.5Round 10🇪🇪 ESTONIA137♠♥J-1+20
+12.3Round 10🇪🇪 ESTONIA106♦♣A=+13
+11.5Round 7🇺🇾 URUGUAY244♠x♠T-3+12
+10.8Round 6🇵🇱 POLAND133NT♦3-2+13
+9.6Round 19🇩🇰 DENMARK205♠♥9-1+13
+9.3Round 18🇳🇴 NORWAY107♠♣3-2+17
+9.2Round 9🇸🇪 SWEDEN53NTx♣6-2+9
+9.0Round 16🇳🇱 NETHERLANDS262♠♥9-4+11
+7.7Round 17🇮🇳 INDIA33♦♣7-3+5
+7.5Round 15🇦🇺 AUSTRALIA231NTx♠A+1-6
+7.3Round 19🇩🇰 DENMARK223NT♠5-3+10
+7.1Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND236♦♣A-2+10
+6.8Round 5🇮🇱 ISRAEL63NT♦J-1+12
+6.6Round 18🇳🇴 NORWAY163NT♠2=+7
+5.7Round 9🇸🇪 SWEDEN14♠♥4=+1
+5.5Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND183♦♥K+2+6
+5.4Round 7🇺🇾 URUGUAY202♥♥4-1+6
+5.2Round 4🇺🇸 USA1314♠♦6-3+6
+5.0Round 16🇳🇱 NETHERLANDS315♦x♠K-3+12
+4.9Round 7🇺🇾 URUGUAY173♥♠A=+6
+4.9Round 7🇺🇾 URUGUAY223NT♦4+2+2
+4.9Round 8🇫🇷 FRANCE286♠♥2-1+14
+4.6Round 10🇪🇪 ESTONIA96♠♣A=+0
+4.5Round 1🇭🇺 HUNGARY13NT♠Q+1+0
+4.3Round 6🇵🇱 POLAND105♦♥A=+0
+4.2Round 5🇮🇱 ISRAEL53♥♠7+1-4
+4.2Round 6🇵🇱 POLAND154♠♥2-1+10
+4.2Round 7🇺🇾 URUGUAY194♥♣J+1+1
+4.2Round 11🇯🇵 JAPAN234♠♣7=+0
+4.1Round 16🇳🇱 NETHERLANDS253♦♠J=+1
+3.9Round 11🇯🇵 JAPAN245♦♠K-1+10
+3.8Round 6🇵🇱 POLAND113NT♥K-1+4
+3.6Round 8🇫🇷 FRANCE312♣x♣J-1+6
+3.4Round 17🇮🇳 INDIA83♦♣T-1+5
+3.3Round 14🇹🇼 CHINESE TAIPEI112♠♣3+1+4
+3.2Round 15🇦🇺 AUSTRALIA173NT♠4=+0
+2.9Round 5🇮🇱 ISRAEL44♦♣A=+0
+2.8Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND244♠♥4-1+5
+2.7Round 5🇮🇱 ISRAEL25♣x♥Q-1+6
+2.7Round 17🇮🇳 INDIA64♥♠K=+0
+2.6Round 12🇺🇸 USA2293♥♣7-2+3
+2.5Round 9🇸🇪 SWEDEN23NT♥9-1+5
+2.4Round 15🇦🇺 AUSTRALIA182♣x♦3=+1
+2.3Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND172♥♣5+1+0
+2.2Round 17🇮🇳 INDIA73♠♣2+2+2
+2.1Round 11🇯🇵 JAPAN172NT♣Q+1+0
+1.9Round 8🇫🇷 FRANCE261NT♥4-1+5
+1.9Round 15🇦🇺 AUSTRALIA244♥♣K=+0
+1.9Round 18🇳🇴 NORWAY153NT♦3+1-1
+1.8Round 16🇳🇱 NETHERLANDS292♠♦K+1+0
+1.5Round 5🇮🇱 ISRAEL82♥♠K=+0
+1.5Round 10🇪🇪 ESTONIA113NT♥8+1-1
+1.5Round 12🇺🇸 USA2314♠♦2+2+11
+1.5Round 16🇳🇱 NETHERLANDS304♠♥6=-1
+1.4Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND192♠♦J+1+1
+1.3Round 4🇺🇸 USA1272♠♦K-1+9
+1.3Round 8🇫🇷 FRANCE324♥♠K+2+9
+1.1Round 4🇺🇸 USA1326NT♦7=-11
+1.1Round 5🇮🇱 ISRAEL34♠♦3=+0
+0.9Round 4🇺🇸 USA1301♠♦3+2+1
+0.9Round 19🇩🇰 DENMARK174♠♠A+1+0
+0.9Round 19🇩🇰 DENMARK235♦♥A=-13
+0.8Round 5🇮🇱 ISRAEL13♣♥5=+5
+0.7Round 6🇵🇱 POLAND146♦♠7+1-2
+0.7Round 16🇳🇱 NETHERLANDS274♥♦J=-1
+0.6Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND211NT♠9+1+0
+0.6Round 6🇵🇱 POLAND121NT♥6=-5
+0.6Round 10🇪🇪 ESTONIA165♣♥T-3-6
+0.6Round 11🇯🇵 JAPAN193NT♠5=+0
+0.6Round 12🇺🇸 USA2324♥♣K+1+0
+0.6Round 14🇹🇼 CHINESE TAIPEI163♠♠3+2+9
+0.6Round 18🇳🇴 NORWAY143NT♠Q-1-2
+0.4Round 12🇺🇸 USA2303♠♥A+2-6
+0.3Round 8🇫🇷 FRANCE273♠♥5=-7
+0.2Round 7🇺🇾 URUGUAY213NT♠6+2+10
+0.1Round 9🇸🇪 SWEDEN44♥♠9-1-6
+0.1Round 14🇹🇼 CHINESE TAIPEI92♦♠5-1+2
+0.1Round 15🇦🇺 AUSTRALIA194♠♥K=-1
+0.0Round 12🇺🇸 USA2252♠♥A=-7
-0.1Round 5🇮🇱 ISRAEL74♠♥3=+0
-0.1Round 8🇫🇷 FRANCE304♠♠4+1+0
-0.2Round 1🇭🇺 HUNGARY74♠♣J=+0
-0.2Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND203NT♦5+1-1
-0.2Round 11🇯🇵 JAPAN201NT♥Q=+1
-0.3Round 14🇹🇼 CHINESE TAIPEI123NT♥3+2+0
-0.3Round 17🇮🇳 INDIA14♠♥Q+2+11
-0.4Round 1🇭🇺 HUNGARY81NT♥6-2+8
-0.4Round 12🇺🇸 USA2264♠♥K=+0
-0.6Round 4🇺🇸 USA1293NT♥9=-2
-0.7Round 1🇭🇺 HUNGARY43♠♣Q=+0
-0.7Round 3🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND223NT♦6=+0
-0.7Round 4🇺🇸 USA1252♠♣3+3-6
-0.7Round 9🇸🇪 SWEDEN63♠♥T-1+6
-0.8Round 12🇺🇸 USA2273♠♦2+1-6
-0.8Round 17🇮🇳 INDIA22♠♣A-2-2
-1.2Round 14🇹🇼 CHINESE TAIPEI153♦♣A-3+0
-1.3Round 11🇯🇵 JAPAN211NT♣A-1+1
-1.4Round 9🇸🇪 SWEDEN73♦♣K-1-5
-1.4Round 14🇹🇼 CHINESE TAIPEI134♠♦7+1+0
-1.5Round 18🇳🇴 NORWAY114♠♦5=-1
-1.6Round 9🇸🇪 SWEDEN84♠♥K-1-5
-1.7Round 18🇳🇴 NORWAY94♥♦6+1-11
-1.8Round 1🇭🇺 HUNGARY33♠♣K=+0
-1.9Round 15🇦🇺 AUSTRALIA214♥♦K=+0
-2.0Round 12🇺🇸 USA2284♠♦6=-7
-2.1Round 4🇺🇸 USA1262NT♠A=-11
-2.3Round 10🇪🇪 ESTONIA142♥♦K+1+0
-2.3Round 17🇮🇳 INDIA42♥♠A=-6
-2.5Round 1🇭🇺 HUNGARY61NT♥3-1-4
-2.5Round 15🇦🇺 AUSTRALIA223NT♠4+2+0
-2.7Round 14🇹🇼 CHINESE TAIPEI103♠x♣A-1-9
-2.8Round 19🇩🇰 DENMARK243♠♣J+1-1
-3.0Round 18🇳🇴 NORWAY135♥♥A=+0
-3.3Round 7🇺🇾 URUGUAY183♦♣8+1-1
-3.7Round 1🇭🇺 HUNGARY56♠x♣4-1+7
-3.9Round 19🇩🇰 DENMARK214♠♠2-2-7
-4.0Round 17🇮🇳 INDIA54NT♣K=+1
-4.1Round 8🇫🇷 FRANCE294♠♦3+2-1
-4.2Round 14🇹🇼 CHINESE TAIPEI144♥♠8=+1
-4.5Round 7🇺🇾 URUGUAY234♠♥2-2-8
-4.5Round 9🇸🇪 SWEDEN31NT♠Q-2-6
-4.7Round 10🇪🇪 ESTONIA153♥♦3-1-5
-5.2Round 16🇳🇱 NETHERLANDS284♠x♣Q=-9
-6.2Round 10🇪🇪 ESTONIA124♠♦2=-6
-6.5Round 1🇭🇺 HUNGARY24♠♦Q-2-8
-6.8Round 8🇫🇷 FRANCE255♦x♠A-4-7
-6.9Round 11🇯🇵 JAPAN183NT♥K-3-14
-7.4Round 4🇺🇸 USA1286♣♦J+1+11
-7.5Round 6🇵🇱 POLAND96♦x♠A-3-9
-7.9Round 18🇳🇴 NORWAY123NT♥2-1-12
-8.5Round 19🇩🇰 DENMARK183NT♥A=-11
-8.8Round 15🇦🇺 AUSTRALIA205♣x♥K-1-13
-9.5Round 16🇳🇱 NETHERLANDS323NT♦4=-10
-10.5Round 11🇯🇵 JAPAN226♠♣A-1-11
-11.8Round 6🇵🇱 POLAND163NT♣A+2-11
-11.9Round 19🇩🇰 DENMARK194♥♣K=+13