🇭🇰 YAN Jacky · HONG KONG CHINA
55rank
+2.0Butler · 96 bds
+0.02per board
±4.5swing
-0.45vs par /bd · #81/107
+0.02adjusted /bd
by round
vs par split: bidding +0.12 · play -0.57
Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted +0.02/bd
Card play — on target: opening leads 84.8% #37 of 107 · declarer play 81.8% #20 of 107 · defence 73.6% #101 of 107
Bidding activity — not a pass: 40.6% #79 of 107 (108/266)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (12) | 90.5% (21) |
| Declarer play | 71.4% (7) | 86.7% (15) |
| Defence | 53.8% (13) | 80.0% (40) |
Opening leads by suit led: ♠ 85.7% (7) · ♥ 76.9% (13) · ♦ 83.3% (6) · ♣ 100.0% (7)
vs par by strain: NT +0.27 (22) · a suit -0.66 (74)
vs par by level: part-score -1.18 (39) · game +0.22 (54) · slam -3.00 (3)
By role: declaring +0.53/bd (-1.65 vs par · 43) · defending -0.39/bd (+0.53 vs par · 53)
By vulnerability: vulnerable -0.18/bd (-0.79 vs par · 48) · not vulnerable +0.23/bd (-0.10 vs par · 48)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | E.Ng | Y.Wen – J.Chen | Open | 8 | -19.0 | -2.38 | -3.25 |
| Round 3 | E.Ng | D.Molina – C.Yanez | Open | 8 | +2.2 | +0.28 | -1.00 |
| Round 5 | E.Ng | K.Cichy – K.Kopka | Closed | 8 | +4.7 | +0.59 | +0.00 |
| Round 6 | E.Ng | H.Luba – B.Zhu | Open | 8 | -12.2 | -1.52 | -1.38 |
| Round 7 | E.Ng | I.Baniri – T.Loonstein | Open | 8 | +7.5 | +0.94 | -0.12 |
| Round 9 | E.Ng | A.Carletti – F.Porta | Open | 8 | +8.0 | +1.00 | -0.50 |
| Round 11 | E.Ng | A.Cope – O.Selby | Open | 8 | -25.1 | -3.14 | -2.62 |
| Round 12 | E.Ng | V.Patel – R.Jahagirdar | Closed | 8 | +8.4 | +1.05 | +0.00 |
| Round 14 | E.Ng | R.Guth – M.Kurek Beaulieu | Closed | 8 | +6.0 | +0.75 | -0.62 |
| Round 16 | E.Ng | R.Xiao – O.Schireson | Open | 8 | +20.1 | +2.51 | +3.12 |
| Round 17 | E.Ng | I.Papaspyrou – M.Soumplis | Closed | 8 | -8.1 | -1.01 | +0.25 |
| Round 19 | E.Ng | M.Zhao – O.Laufer | Open | 8 | +9.5 | +1.19 | +0.75 |
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.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +13.9 | Round 12 | 🇮🇳 INDIA | 30 | 3NTx | ♥T | -5 | +12 |
| +10.9 | Round 19 | 🇨🇦 CANADA | 20 | 4♠ | ♠K | -1 | +13 |
| +10.2 | Round 5 | 🇵🇱 POLAND | 1 | 4♠ | ♣J | = | +8 |
| +9.6 | Round 14 | 🇫🇷 FRANCE | 16 | 4♠ | ♥Q | = | +0 |
| +8.8 | Round 9 | 🇮🇹 ITALY | 3 | 3NT | ♣K | -5 | +9 |
| +8.6 | Round 9 | 🇮🇹 ITALY | 8 | 4♠ | ♦T | = | +7 |
| +8.6 | Round 16 | 🇺🇸 USA2 | 32 | 3NT | ♦6 | = | +10 |
| +7.9 | Round 2 | 🇨🇳 CHINA | 15 | 3NT | ♥5 | +1 | +0 |
| +7.5 | Round 16 | 🇺🇸 USA2 | 25 | 5♥x | ♣K | -3 | +9 |
| +6.2 | Round 17 | 🇬🇷 GREECE | 6 | 4♥x | ♣T | = | +5 |
| +6.1 | Round 12 | 🇮🇳 INDIA | 28 | 2♠ | ♦6 | -1 | +5 |
| +5.2 | Round 17 | 🇬🇷 GREECE | 7 | 4♠ | ♦4 | +1 | +11 |
| +5.1 | Round 16 | 🇺🇸 USA2 | 31 | 4♠ | ♥K | -1 | -1 |
| +4.6 | Round 19 | 🇨🇦 CANADA | 19 | 4♥ | ♣K | -1 | +16 |
| +4.2 | Round 9 | 🇮🇹 ITALY | 7 | 3♠ | ♠2 | -1 | +0 |
| +3.7 | Round 3 | 🇦🇷 ARGENTINA | 23 | 4♥ | ♦3 | +1 | +0 |
| +3.7 | Round 7 | 🇮🇱 ISRAEL | 19 | 2♥ | ♣5 | +2 | +6 |
| +3.6 | Round 19 | 🇨🇦 CANADA | 21 | 2♠ | ♠2 | = | +0 |
| +3.5 | Round 7 | 🇮🇱 ISRAEL | 17 | 3♥ | ♦6 | -2 | +0 |
| +3.3 | Round 7 | 🇮🇱 ISRAEL | 23 | 3NT | ♥7 | -1 | +6 |
| +3.2 | Round 9 | 🇮🇹 ITALY | 2 | 3NT | ♥9 | -1 | +5 |
| +3.1 | Round 12 | 🇮🇳 INDIA | 29 | 2♠ | ♣K | +1 | +1 |
| +3.0 | Round 14 | 🇫🇷 FRANCE | 11 | 4♠ | ♣2 | = | +3 |
| +2.2 | Round 6 | 🇺🇸 USA1 | 16 | 1NT | ♦K | -3 | +2 |
| +2.2 | Round 17 | 🇬🇷 GREECE | 1 | 4♠ | ♥Q | +2 | +11 |
| +1.9 | Round 5 | 🇵🇱 POLAND | 8 | 3♥ | ♠K | -1 | +4 |
| +1.7 | Round 7 | 🇮🇱 ISRAEL | 18 | 3♦ | ♣8 | = | +0 |
| +1.6 | Round 19 | 🇨🇦 CANADA | 23 | 5♦ | ♥A | = | -13 |
| +1.5 | Round 14 | 🇫🇷 FRANCE | 15 | 2♠ | ♥5 | +2 | -1 |
| +1.4 | Round 3 | 🇦🇷 ARGENTINA | 22 | 3NT | ♥7 | = | +0 |
| +1.1 | Round 6 | 🇺🇸 USA1 | 11 | 2♠ | ♦A | -2 | +0 |
| +0.8 | Round 11 | 🏴 ENGLAND | 20 | 3♣ | ♥Q | +1 | +0 |
| +0.8 | Round 16 | 🇺🇸 USA2 | 26 | 2♥ | ♦A | = | +0 |
| +0.7 | Round 12 | 🇮🇳 INDIA | 32 | 4♥ | ♣A | +1 | +0 |
| +0.7 | Round 16 | 🇺🇸 USA2 | 29 | 3♣ | ♦K | +1 | +0 |
| +0.6 | Round 3 | 🇦🇷 ARGENTINA | 20 | 3NT | ♦4 | +1 | +1 |
| +0.6 | Round 6 | 🇺🇸 USA1 | 9 | 3♦ | ♠7 | +1 | -6 |
| +0.5 | Round 3 | 🇦🇷 ARGENTINA | 21 | 1NT | ♦4 | +2 | +1 |
| +0.5 | Round 11 | 🏴 ENGLAND | 21 | 1NT | ♥J | -1 | -1 |
| +0.3 | Round 3 | 🇦🇷 ARGENTINA | 17 | 2NT | ♣2 | = | +1 |
| +0.3 | Round 19 | 🇨🇦 CANADA | 17 | 4♠ | ♦Q | +1 | +0 |
| +0.2 | Round 14 | 🇫🇷 FRANCE | 14 | 5♣ | ♥6 | +1 | -1 |
| +0.1 | Round 12 | 🇮🇳 INDIA | 26 | 4♠ | ♥K | = | +0 |
| +0.1 | Round 14 | 🇫🇷 FRANCE | 12 | 3NT | ♣2 | +2 | +0 |
| -0.0 | Round 16 | 🇺🇸 USA2 | 28 | 4♠ | ♣A | = | +6 |
| -0.1 | Round 5 | 🇵🇱 POLAND | 3 | 4♠ | ♦3 | = | +0 |
| -0.2 | Round 14 | 🇫🇷 FRANCE | 13 | 4♠ | ♦7 | = | -1 |
| -0.3 | Round 7 | 🇮🇱 ISRAEL | 20 | 1♠ | ♣Q | +2 | +0 |
| -0.4 | Round 6 | 🇺🇸 USA1 | 14 | 6♦ | ♠3 | +1 | +2 |
| -0.5 | Round 16 | 🇺🇸 USA2 | 27 | 4♥ | ♦J | = | +1 |
| -0.6 | Round 5 | 🇵🇱 POLAND | 7 | 4♠ | ♦2 | = | +0 |
| -0.6 | Round 7 | 🇮🇱 ISRAEL | 24 | 2♦ | ♣5 | = | -1 |
| -0.6 | Round 11 | 🏴 ENGLAND | 17 | 2♠ | ♣9 | = | +1 |
| -0.7 | Round 5 | 🇵🇱 POLAND | 2 | 5♣x | ♥Q | -1 | -6 |
| -0.7 | Round 5 | 🇵🇱 POLAND | 4 | 3♦ | ♣6 | +1 | +0 |
| -0.8 | Round 2 | 🇨🇳 CHINA | 11 | 2NT | ♥2 | +1 | +6 |
| -0.8 | Round 3 | 🇦🇷 ARGENTINA | 19 | 2♠ | ♦J | = | +0 |
| -0.8 | Round 7 | 🇮🇱 ISRAEL | 22 | 4♥ | ♦A | = | -1 |
| -1.4 | Round 2 | 🇨🇳 CHINA | 12 | 4♥ | ♠A | -1 | -5 |
| -1.5 | Round 11 | 🏴 ENGLAND | 19 | 3NT | ♥8 | = | +0 |
| -1.5 | Round 14 | 🇫🇷 FRANCE | 9 | 1NT | ♦2 | -1 | -5 |
| -1.6 | Round 3 | 🇦🇷 ARGENTINA | 24 | 4♠ | ♣3 | -1 | -5 |
| -1.6 | Round 9 | 🇮🇹 ITALY | 4 | 4♥ | ♦Q | -2 | -8 |
| -1.7 | Round 6 | 🇺🇸 USA1 | 10 | 5♦ | ♥K | = | +0 |
| -1.7 | Round 6 | 🇺🇸 USA1 | 13 | 4♥ | ♣4 | +2 | +1 |
| -1.7 | Round 12 | 🇮🇳 INDIA | 25 | 3♥ | ♣A | -1 | -8 |
| -1.9 | Round 3 | 🇦🇷 ARGENTINA | 18 | 4♦ | ♠5 | = | -6 |
| -2.0 | Round 19 | 🇨🇦 CANADA | 24 | 3♦ | ♥Q | +3 | -1 |
| -2.1 | Round 5 | 🇵🇱 POLAND | 5 | 2♥ | ♠6 | +2 | +4 |
| -2.1 | Round 9 | 🇮🇹 ITALY | 1 | 4♠ | ♥4 | -1 | -10 |
| -2.1 | Round 16 | 🇺🇸 USA2 | 30 | 4♠ | ♥6 | +1 | +0 |
| -2.1 | Round 17 | 🇬🇷 GREECE | 3 | 3♣ | ♦6 | -2 | -5 |
| -2.2 | Round 17 | 🇬🇷 GREECE | 5 | 3NT | ♣K | +2 | +0 |
| -2.5 | Round 11 | 🏴 ENGLAND | 24 | 3NT | ♠A | -1 | -10 |
| -3.0 | Round 7 | 🇮🇱 ISRAEL | 21 | 5♣ | ♥6 | +1 | -11 |
| -3.1 | Round 2 | 🇨🇳 CHINA | 10 | 2♦ | ♣K | = | -5 |
| -3.2 | Round 5 | 🇵🇱 POLAND | 6 | 1NT | ♦J | +2 | -10 |
| -4.1 | Round 2 | 🇨🇳 CHINA | 9 | 4♠x | ♣5 | = | -5 |
| -4.3 | Round 19 | 🇨🇦 CANADA | 22 | 3♣x | ♥K | -2 | -4 |
| -4.6 | Round 2 | 🇨🇳 CHINA | 16 | 2♥ | ♣5 | = | -6 |
| -5.2 | Round 17 | 🇬🇷 GREECE | 4 | 2♠ | ♦K | -1 | -6 |
| -5.2 | Round 19 | 🇨🇦 CANADA | 18 | 3♦ | ♥2 | = | -5 |
| -5.3 | Round 17 | 🇬🇷 GREECE | 2 | 3NT | ♠7 | = | -7 |
| -5.4 | Round 6 | 🇺🇸 USA1 | 12 | 2♥x | ♣4 | -1 | +0 |
| -5.5 | Round 12 | 🇮🇳 INDIA | 27 | 4♠ | ♥Q | -1 | -10 |
| -5.7 | Round 2 | 🇨🇳 CHINA | 14 | 4♠ | ♣5 | -1 | -4 |
| -5.9 | Round 11 | 🏴 ENGLAND | 23 | 4♠ | ♣7 | = | +0 |
| -6.4 | Round 9 | 🇮🇹 ITALY | 6 | 3♠ | ♥K | = | +0 |
| -6.7 | Round 9 | 🇮🇹 ITALY | 5 | 3NT | ♠Q | = | -7 |
| -6.7 | Round 11 | 🏴 ENGLAND | 18 | 5♦ | ♥J | = | +0 |
| -6.7 | Round 14 | 🇫🇷 FRANCE | 10 | 5♣ | ♠J | = | +0 |
| -6.9 | Round 6 | 🇺🇸 USA1 | 15 | 4♠ | ♥3 | -1 | -10 |
| -6.9 | Round 17 | 🇬🇷 GREECE | 8 | 3NT | ♥T | = | -7 |
| -7.2 | Round 2 | 🇨🇳 CHINA | 13 | 3♥ | ♠Q | = | -7 |
| -8.3 | Round 12 | 🇮🇳 INDIA | 31 | 6♠ | ♦6 | = | +0 |
| -9.2 | Round 11 | 🏴 ENGLAND | 22 | 6♠ | ♥3 | = | -11 |