ZHANG Tiancheng · SX SATURN
vs par split: bidding +1.37 · play -0.40
Strength of schedule: opponents averaged +0.22/bd (a tough draw) → opponent-adjusted +0.55/bd
Card play — on target: opening leads 72.7% #25 of 51 · declarer play 71.4% #37 of 51 · defence 73.7% #33 of 51
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (6) | 75.0% (16) |
| Declarer play | 100.0% (6) | 50.0% (8) |
| Defence | 62.5% (16) | 81.8% (22) |
Opening leads by suit led: ♠ 100.0% (4) · ♥ 83.3% (6) · ♦ 50.0% (8) · ♣ 75.0% (4)
vs par by strain: NT +0.17 (30) · a suit +1.57 (40)
vs par by level: part-score +1.66 (32) · game +0.97 (34) · slam -4.50 (4)
By role: declaring +0.70/bd (+0.06 vs par · 32) · defending +0.00/bd (+1.74 vs par · 38)
By vulnerability: vulnerable +0.12/bd (+0.69 vs par · 35) · not vulnerable +0.53/bd (+1.26 vs par · 35)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | N.Lang | F.Yang – W.Yu | Open | 10 | +35.5 | +3.55 | +6.00 |
| Round 3 | N.Lang | T.Yao – J.Yang | Open | 10 | -4.3 | -0.43 | -0.40 |
| Round 4 | N.Lang | A.Dhir – M.Weingarten | Open | 10 | +2.3 | +0.23 | -0.50 |
| Round 6 | N.Lang | C.Deng – H.Liu | Open | 10 | +11.3 | +1.13 | +3.40 |
| Round 7 | N.Lang | R.Wang – Y.Fu | Closed | 10 | -2.9 | -0.29 | +1.80 |
| Round 8 | N.Lang | A.Zareba – M.Suchodolska | Open | 10 | -17.8 | -1.78 | -3.30 |
| Round 9 | N.Lang | X.Ruan – Y.Chen | Closed | 10 | -1.5 | -0.15 | -0.20 |
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 |
|---|---|---|---|---|---|---|---|
| +13.6 | Round 1 | SX MARS | 10 | 3♠ | ♦K | = | +13 |
| +11.0 | Round 7 | SX MERCURY | 12 | 3♠ | ♥Q | -4 | +11 |
| +8.7 | Round 4 | USA | 15 | 5♠x | ♣4 | -2 | +3 |
| +8.6 | Round 3 | SX JUPITER | 6 | 3NT | ♦3 | -3 | +9 |
| +7.7 | Round 3 | SX JUPITER | 2 | 4♠ | ♣10 | = | +8 |
| +7.1 | Round 1 | SX MARS | 6 | 3NT | ♣9 | +1 | +0 |
| +6.7 | Round 9 | SX VENUS | 13 | 4♠ | ♣9 | = | -1 |
| +6.0 | Round 4 | USA | 11 | 3♦ | ♣4 | +1 | +11 |
| +5.3 | Round 1 | SX MARS | 7 | 3NT | ♠5 | = | +0 |
| +5.0 | Round 1 | SX MARS | 2 | 3♥ | ♥9 | -1 | +6 |
| +4.7 | Round 1 | SX MARS | 9 | 5♦ | ♣4 | -1 | +10 |
| +4.7 | Round 6 | SX STARLORD | 2 | 2♦ | ♥6 | +3 | +8 |
| +4.0 | Round 1 | SX MARS | 8 | 5♣x | ♠3 | -1 | +11 |
| +3.9 | Round 6 | SX STARLORD | 10 | 3NT | ♣10 | -2 | +8 |
| +3.7 | Round 9 | SX VENUS | 15 | 4♠ | ♣5 | = | -1 |
| +3.4 | Round 6 | SX STARLORD | 6 | 3♦ | ♣9 | = | +0 |
| +3.3 | Round 3 | SX JUPITER | 4 | 3NT | ♠4 | -1 | +5 |
| +3.0 | Round 8 | POLAND | 1 | 3NT | ♠8 | +1 | +7 |
| +2.9 | Round 1 | SX MARS | 1 | 3♠ | ♥8 | = | +0 |
| +2.9 | Round 6 | SX STARLORD | 9 | 2♦ | ♠A | -2 | +5 |
| +2.9 | Round 8 | POLAND | 2 | 3♠ | ♦A | -2 | -5 |
| +2.9 | Round 9 | SX VENUS | 18 | 3NT | ♥8 | -1 | +6 |
| +2.6 | Round 6 | SX STARLORD | 4 | 2♥ | ♦10 | -1 | +11 |
| +2.4 | Round 1 | SX MARS | 3 | 2♣x | ♥A | -3 | +12 |
| +2.3 | Round 9 | SX VENUS | 16 | 5♥ | ♠A | = | -4 |
| +1.4 | Round 7 | SX MERCURY | 14 | 4♠ | ♥3 | +2 | +11 |
| +1.1 | Round 4 | USA | 18 | 2♥ | ♣6 | = | +0 |
| +1.1 | Round 8 | POLAND | 9 | 2♠ | ♥2 | +1 | +0 |
| +1.0 | Round 7 | SX MERCURY | 15 | 4♥ | ♠6 | = | +0 |
| +1.0 | Round 7 | SX MERCURY | 19 | 1NT | ♣A | -2 | +6 |
| +0.6 | Round 7 | SX MERCURY | 20 | 2♠ | ♦A | +1 | +0 |
| +0.4 | Round 3 | SX JUPITER | 9 | 3NT | ♦4 | = | +1 |
| +0.4 | Round 6 | SX STARLORD | 8 | 2♣ | ♣2 | = | +5 |
| +0.1 | Round 6 | SX STARLORD | 3 | 1♣ | ♦K | = | +2 |
| -0.1 | Round 4 | USA | 17 | 3NT | ♣2 | +2 | +1 |
| -0.3 | Round 4 | USA | 13 | 1NT | ♥2 | +1 | +0 |
| -0.3 | Round 7 | SX MERCURY | 18 | 3NT | ♥5 | +1 | -1 |
| -0.4 | Round 4 | USA | 12 | 5♣ | ♠A | -2 | +0 |
| -0.4 | Round 9 | SX VENUS | 11 | 3NT | ♥J | = | +1 |
| -0.6 | Round 9 | SX VENUS | 19 | 1NT | ♠A | = | +1 |
| -0.7 | Round 3 | SX JUPITER | 3 | 1NT | ♦K | = | +2 |
| -0.7 | Round 4 | USA | 16 | 1NT | ♥5 | -1 | +0 |
| -0.7 | Round 6 | SX STARLORD | 5 | 2♥ | ♦4 | +1 | -1 |
| -0.7 | Round 8 | POLAND | 6 | 3NT | ♣9 | +1 | -1 |
| -1.1 | Round 3 | SX JUPITER | 7 | 3NT | ♥10 | +2 | -1 |
| -1.1 | Round 9 | SX VENUS | 20 | 3NT | ♦4 | +3 | +13 |
| -1.3 | Round 9 | SX VENUS | 12 | 6♦ | ♣A | = | +2 |
| -1.6 | Round 7 | SX MERCURY | 17 | 2♥ | ♦J | = | +0 |
| -2.0 | Round 3 | SX JUPITER | 8 | 3♣ | ♦6 | = | -5 |
| -2.3 | Round 4 | USA | 14 | 2NT | ♣10 | +2 | -6 |
| -2.6 | Round 6 | SX STARLORD | 1 | 3NT | ♠3 | -1 | -4 |
| -3.3 | Round 8 | POLAND | 3 | 3NT | ♥8 | -1 | -12 |
| -3.3 | Round 8 | POLAND | 4 | 4♥ | ♦3 | -1 | -6 |
| -3.4 | Round 6 | SX STARLORD | 7 | 3♣ | ♣5 | +2 | +0 |
| -3.6 | Round 8 | POLAND | 5 | 3NT | ♥A | +2 | +0 |
| -3.9 | Round 8 | POLAND | 7 | 3NT | ♣K | -1 | -12 |
| -4.4 | Round 1 | SX MARS | 4 | 3NT | ♥6 | +3 | +9 |
| -4.4 | Round 3 | SX JUPITER | 1 | 1NT | ♠7 | +1 | -6 |
| -4.7 | Round 3 | SX JUPITER | 5 | 3♥ | ♦K | -2 | -7 |
| -4.7 | Round 4 | USA | 19 | 4♥ | ♠A | +1 | -7 |
| -4.7 | Round 7 | SX MERCURY | 11 | 2NT | ♥3 | +1 | -1 |
| -4.7 | Round 8 | POLAND | 10 | 3NT | ♥2 | -2 | -3 |
| -5.0 | Round 4 | USA | 20 | 2NT | ♣6 | -2 | -7 |
| -5.0 | Round 7 | SX MERCURY | 13 | 6♠ | ♦6 | +1 | -8 |
| -5.1 | Round 1 | SX MARS | 5 | 2♠ | ♥A | = | -1 |
| -5.3 | Round 8 | POLAND | 8 | 3♠ | ♦4 | +1 | -1 |
| -5.4 | Round 9 | SX VENUS | 14 | 4♠ | ♦9 | -3 | -7 |
| -6.3 | Round 7 | SX MERCURY | 16 | 7♠ | ♠5 | = | +0 |
| -8.3 | Round 9 | SX VENUS | 17 | 6♥ | ♦6 | -3 | -12 |
| -11.4 | Round 3 | SX JUPITER | 10 | 3NT | ♦4 | = | -10 |