GAN Derun · WUHAN
104rank
-61.9Butler · 77 bds
-0.80per board
±4.7swing
+0.35vs par /bd · #35/107
-0.43adjusted /bd
by round
vs par split: bidding +0.38 · play -0.03
Strength of schedule: opponents averaged +0.38/bd (a tough draw) → opponent-adjusted -0.43/bd
Card play — on target: opening leads 60.0% #105 of 107 · declarer play 73.3% #43 of 107 · defence 87.5% #42 of 107
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 60.0% (10) | 60.0% (10) |
| Declarer play | 60.0% (5) | 80.0% (10) |
| Defence | 81.2% (16) | 91.7% (24) |
Opening leads by suit led: ♠ 87.5% (8) · ♥ 40.0% (5) · ♦ 50.0% (4) · ♣ 33.3% (3)
vs par by strain: NT -0.55 (31) · a suit +0.96 (46)
vs par by level: part-score +0.19 (32) · game -0.79 (38) · slam +7.29 (7)
By role: declaring -0.35/bd (-1.76 vs par · 37) · defending -1.23/bd (+2.30 vs par · 40)
By vulnerability: vulnerable -0.28/bd (-0.32 vs par · 41) · not vulnerable -1.40/bd (+1.11 vs par · 36)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | C.Hu | H.Lasut – E.Manoppo | Closed | 7 | -20.0 | -2.86 | -2.57 |
| Round 4 | C.Hu | K.Yamada – M.Ino | Closed | 7 | -2.1 | -0.30 | +4.86 |
| Round 5 | C.Hu | P.Magyar – G.Szappanos | Open | 7 | -5.7 | -0.81 | -0.29 |
| Round 10 | C.Hu | G.Lu – J.Fu | Open | 7 | +4.5 | +0.64 | -2.14 |
| Round 11 | C.Hu | E.Tse – R.Ling | Open | 7 | -9.1 | -1.30 | -2.14 |
| Round 12 | C.Hu | G.Chai – J.Choo | Closed | 7 | +16.3 | +2.33 | +6.86 |
| Round 14 | C.Hu | T.Yoshida – H.Abe | Open | 7 | -1.4 | -0.20 | +0.57 |
| Round 17 | C.Hu | S.Zeligman – V.Melman | Open | 7 | -16.1 | -2.30 | -0.86 |
| Round 18 | C.Hu | A.Kowalski – J.Romanski | Closed | 7 | -7.6 | -1.09 | -0.29 |
| Round 19 | C.Hu | M.Itabashi – R.Grabel | Closed | 7 | -14.2 | -2.03 | -2.57 |
| Round 21 | C.Hu | L.Stansby – B.Bramley | Closed | 7 | -6.5 | -0.93 | +2.43 |
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 |
|---|---|---|---|---|---|---|---|
| +13.2 | Round 21 | LYNCH | 18 | 7♦ | ♠Q | -1 | +16 |
| +10.5 | Round 19 | LEWIS | 4 | 3NT | ♠K | = | +10 |
| +7.3 | Round 17 | MARKOWICZ | 18 | 6♣x | ♦A | -2 | +10 |
| +6.8 | Round 11 | HK SENIOR FRIENDS | 27 | 3NT | ♦Q | +1 | +0 |
| +6.1 | Round 12 | SINGAPORE | 2 | 4♠ | ♥A | = | +3 |
| +4.9 | Round 14 | IMAX | 19 | 4♥ | ♠Q | = | +7 |
| +4.7 | Round 3 | INDONESIA | 20 | 3NT | ♠10 | +1 | -12 |
| +4.7 | Round 10 | SICHUAN DAHE COMPANY | 19 | 3♦ | ♣J | +1 | +6 |
| +4.6 | Round 14 | IMAX | 15 | 1NT | ♠K | = | +5 |
| +4.5 | Round 3 | INDONESIA | 18 | 2♥ | ♣A | -1 | +5 |
| +4.5 | Round 12 | SINGAPORE | 6 | 4♥ | ♥8 | +1 | +11 |
| +4.4 | Round 12 | SINGAPORE | 4 | 3♥ | ♦A | -1 | +6 |
| +3.6 | Round 4 | PLATINUM | 23 | 6NT | ♥8 | -2 | +17 |
| +3.5 | Round 18 | MILNER | 25 | 2NT | ♦2 | = | +7 |
| +3.3 | Round 10 | SICHUAN DAHE COMPANY | 21 | 3NT | ♠J | -2 | +6 |
| +2.7 | Round 12 | SINGAPORE | 1 | 2♠ | ♥A | -1 | +8 |
| +2.5 | Round 18 | MILNER | 24 | 1NT | ♦6 | = | +0 |
| +2.2 | Round 11 | HK SENIOR FRIENDS | 26 | 4♠ | ♣8 | = | +9 |
| +2.2 | Round 21 | LYNCH | 20 | 1NT | ♣4 | = | -1 |
| +1.9 | Round 11 | HK SENIOR FRIENDS | 22 | 2♠ | ♦A | = | +6 |
| +1.9 | Round 18 | MILNER | 26 | 4♥ | ♦Q | +1 | +0 |
| +1.9 | Round 21 | LYNCH | 21 | 2NT | ♥6 | -1 | +4 |
| +1.7 | Round 17 | MARKOWICZ | 17 | 3NT | ♠4 | +1 | +0 |
| +1.6 | Round 10 | SICHUAN DAHE COMPANY | 17 | 3NT | ♦8 | +3 | -11 |
| +1.5 | Round 5 | HUNGARY | 5 | 3♥ | ♣A | = | +0 |
| +1.4 | Round 12 | SINGAPORE | 5 | 3NT | ♠J | +1 | +10 |
| +1.3 | Round 14 | IMAX | 21 | 1NT | ♠8 | -1 | -2 |
| +1.0 | Round 10 | SICHUAN DAHE COMPANY | 18 | 4♥ | ♣A | +1 | +0 |
| +0.6 | Round 5 | HUNGARY | 7 | 4♠ | ♦4 | = | +0 |
| +0.5 | Round 5 | HUNGARY | 6 | 6NT | ♠8 | +1 | +13 |
| +0.4 | Round 4 | PLATINUM | 24 | 3NT | ♠5 | = | -2 |
| +0.2 | Round 4 | PLATINUM | 22 | 3♥ | ♦K | = | +0 |
| +0.0 | Round 4 | PLATINUM | 25 | 3NT | ♣4 | +2 | +12 |
| +0.0 | Round 4 | PLATINUM | 28 | 3NT | ♣4 | -1 | -6 |
| +0.0 | Round 10 | SICHUAN DAHE COMPANY | 15 | 3♥ | ♠8 | -1 | -3 |
| +0.0 | Round 17 | MARKOWICZ | 19 | 3NT | ♠9 | +1 | +0 |
| -0.3 | Round 5 | HUNGARY | 2 | 2♠ | ♠10 | +1 | +0 |
| -0.5 | Round 3 | INDONESIA | 15 | 2♠ | ♦6 | = | +0 |
| -0.5 | Round 10 | SICHUAN DAHE COMPANY | 16 | 5♥ | ♠7 | = | +0 |
| -0.7 | Round 12 | SINGAPORE | 3 | 1NT | ♠4 | +2 | +10 |
| -0.7 | Round 18 | MILNER | 22 | 3NT | ♥4 | +1 | +0 |
| -1.1 | Round 14 | IMAX | 16 | 2♦ | ♣K | = | +2 |
| -1.1 | Round 19 | LEWIS | 2 | 2♠ | ♥6 | = | +0 |
| -1.1 | Round 19 | LEWIS | 7 | 2♦ | ♠7 | +1 | +1 |
| -1.3 | Round 21 | LYNCH | 15 | 3♣ | ♦7 | -1 | +0 |
| -1.8 | Round 4 | PLATINUM | 26 | 4♥ | ♣Q | +2 | +13 |
| -1.8 | Round 5 | HUNGARY | 3 | 2NT | ♠9 | -1 | -5 |
| -1.9 | Round 17 | MARKOWICZ | 16 | 4♠ | ♥K | = | +13 |
| -2.0 | Round 11 | HK SENIOR FRIENDS | 28 | 3NT | ♠J | +3 | -2 |
| -2.1 | Round 12 | SINGAPORE | 7 | 2♥ | ♥4 | +1 | +0 |
| -2.2 | Round 18 | MILNER | 27 | 2♥ | ♥5 | +2 | -1 |
| -2.5 | Round 18 | MILNER | 23 | 4♥ | ♥A | = | +0 |
| -2.9 | Round 19 | LEWIS | 1 | 3♠ | ♣2 | = | -6 |
| -3.0 | Round 5 | HUNGARY | 1 | 3NT | ♥7 | = | +0 |
| -3.0 | Round 14 | IMAX | 20 | 1NT | ♠7 | +1 | -5 |
| -3.2 | Round 5 | HUNGARY | 4 | 1♣ | ♣2 | +3 | -10 |
| -3.9 | Round 14 | IMAX | 18 | 4♥ | ♣4 | = | +0 |
| -3.9 | Round 19 | LEWIS | 5 | 4♠ | ♠4 | -1 | -5 |
| -4.1 | Round 11 | HK SENIOR FRIENDS | 25 | 2♠ | ♦2 | +3 | -6 |
| -4.2 | Round 11 | HK SENIOR FRIENDS | 23 | 3NT | ♦7 | +2 | -11 |
| -4.2 | Round 14 | IMAX | 17 | 3♠ | ♥6 | -4 | -3 |
| -4.5 | Round 3 | INDONESIA | 17 | 1NT | ♦6 | +1 | -6 |
| -4.5 | Round 4 | PLATINUM | 27 | 5♣ | ♥5 | = | +0 |
| -5.3 | Round 3 | INDONESIA | 16 | 6♦ | ♠8 | = | +2 |
| -5.6 | Round 10 | SICHUAN DAHE COMPANY | 20 | 4♥ | ♦6 | -2 | -13 |
| -6.0 | Round 21 | LYNCH | 19 | 3♦x | ♠K | -3 | +3 |
| -6.6 | Round 17 | MARKOWICZ | 15 | 3NT | ♠3 | -2 | -7 |
| -7.6 | Round 19 | LEWIS | 3 | 4♥ | ♣10 | -1 | -6 |
| -8.0 | Round 17 | MARKOWICZ | 21 | 4♣x | ♠K | = | -9 |
| -8.0 | Round 21 | LYNCH | 17 | 4♥x | ♠K | = | -5 |
| -8.1 | Round 19 | LEWIS | 6 | 4♠ | ♥K | -1 | -12 |
| -8.2 | Round 3 | INDONESIA | 21 | 6♠ | ♦K | = | +13 |
| -8.5 | Round 21 | LYNCH | 16 | 5♣ | ♦6 | = | +0 |
| -8.6 | Round 17 | MARKOWICZ | 20 | 3NT | ♠10 | -2 | -13 |
| -9.7 | Round 11 | HK SENIOR FRIENDS | 24 | 4♥ | ♦4 | -3 | -11 |
| -10.1 | Round 18 | MILNER | 28 | 3NT | ♠10 | +1 | -8 |
| -10.7 | Round 3 | INDONESIA | 19 | 6NT | ♠8 | -2 | -20 |