ZHANG Zhao · XINJIANG
720rank
-70.0Butler · 80 bds
-0.88per board
±4.1swing
-0.20vs par /bd · #413/672
-1.00adjusted /bd
by round
vs par split: bidding +0.35 · play +0.18
Strength of schedule: opponents averaged -0.12/bd (an easy draw) → opponent-adjusted -1.00/bd
Card play — on target: opening leads 100.0% #1 of 671 · declarer play 86.7% #121 of 671 · defence 85.0% #341 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 100.0% (5) |
| Declarer play | · | 86.7% (15) |
| Defence | · | 85.0% (20) |
Opening leads by suit led: ♠ 100.0% (1) · ♦ 100.0% (1) · ♣ 100.0% (3)
vs par by strain: a suit +0.53 (49)
vs par by level: part-score -0.20 (20) · game +1.46 (28) · slam -11.00 (1)
By role: declaring -0.37/bd (-1.73 vs par · 45) · defending -1.52/bd (+1.77 vs par · 35)
By vulnerability: vulnerable -0.72/bd (-0.56 vs par · 48) · not vulnerable -1.11/bd (+0.34 vs par · 32)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | J.Bai | H.Zheng – J.Ma | Closed | 10 | -13.4 | -1.34 | +0.00 |
| Round 5 | J.Bai | Z.Chen – W.Tu | Open | 10 | -20.6 | -2.06 | -2.50 |
| Round 6 | J.Bai | M.Park – I.Hwang | Open | 10 | +1.9 | +0.19 | -0.90 |
| Round 8 | J.Bai | B.Lu – Z.Lin | Closed | 10 | -3.6 | -0.36 | -0.60 |
| Round 9 | J.Bai | B.Callaghan – M.Malysa | Open | 10 | -29.2 | -2.92 | -3.40 |
| Round 11 | J.Bai | L.Li – C.Peng | Open | 10 | +2.7 | +0.27 | +1.20 |
| Round 12 | J.Bai | G.Soo – V.Egan | Open | 10 | -12.6 | -1.26 | -0.40 |
| Round 13 | J.Bai | Y.Shi – T.Zhou | Open | 10 | +4.8 | +0.48 | +5.00 |
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 |
|---|---|---|---|---|---|---|---|
| +9.8 | Round 6 | HAPPY BRIDGE | 27 | 4♥ | ♦K | = | +7 |
| +8.5 | Round 9 | CSO | 21 | 4♠ | ♣8 | -1 | +11 |
| +8.4 | Round 13 | KOREA-CHINA | 10 | 3N | ♠Q | = | +10 |
| +8.1 | Round 11 | HUBEI YICHANG | 15 | 4♠ | ♣A | +1 | +11 |
| +5.4 | Round 12 | EGAN | 24 | 3♠ | ♦5 | = | +0 |
| +5.1 | Round 11 | HUBEI YICHANG | 16 | 3N | ♥5 | +3 | +1 |
| +5.0 | Round 3 | TIANJIN UNION | 26 | 4♠ | ♦Q | +1 | +8 |
| +4.6 | Round 8 | SHANGHAI YOUTH 1 | 11 | 3N | ♦J | +1 | +4 |
| +4.6 | Round 13 | KOREA-CHINA | 4 | 4♠ | ♥3 | +1 | +0 |
| +4.1 | Round 12 | EGAN | 28 | 5♦ | ♣K | -2 | +8 |
| +3.4 | Round 6 | HAPPY BRIDGE | 30 | 3N | ♠2 | -3 | +7 |
| +3.0 | Round 11 | HUBEI YICHANG | 18 | 3♣ | ♠2 | +1 | +1 |
| +2.3 | Round 3 | TIANJIN UNION | 23 | 4♠ | ♦J | +1 | +0 |
| +2.2 | Round 5 | XIAMEN | 12 | 3♦x | ♣K | -1 | +2 |
| +2.2 | Round 13 | KOREA-CHINA | 1 | 4♠ | ♥Q | +1 | +1 |
| +1.9 | Round 6 | HAPPY BRIDGE | 22 | 3♠ | ♦A | +1 | +7 |
| +1.6 | Round 8 | SHANGHAI YOUTH 1 | 12 | 2♥ | ♣Q | = | -1 |
| +1.5 | Round 8 | SHANGHAI YOUTH 1 | 17 | 3N | ♠8 | +1 | -5 |
| +1.5 | Round 8 | SHANGHAI YOUTH 1 | 18 | 2♠ | ♦Q | = | +0 |
| +1.3 | Round 3 | TIANJIN UNION | 29 | 5♦ | ♣A | +1 | -1 |
| +1.3 | Round 11 | HUBEI YICHANG | 17 | 2♠ | ♣Q | -1 | +4 |
| +1.3 | Round 13 | KOREA-CHINA | 7 | 4♥ | ♠9 | +1 | +0 |
| +1.2 | Round 5 | XIAMEN | 11 | 3♥ | ♣9 | -2 | +5 |
| +1.2 | Round 11 | HUBEI YICHANG | 19 | 4♠ | ♣J | +1 | +1 |
| +0.9 | Round 6 | HAPPY BRIDGE | 29 | 3♦ | ♣7 | = | +0 |
| +0.9 | Round 8 | SHANGHAI YOUTH 1 | 13 | 4♠ | ♦7 | +2 | +7 |
| +0.9 | Round 9 | CSO | 24 | 4♥ | ♦4 | = | -5 |
| +0.8 | Round 12 | EGAN | 25 | 3N | ♦K | +2 | +6 |
| +0.7 | Round 5 | XIAMEN | 14 | 3♣ | ♠Q | -1 | +2 |
| +0.5 | Round 12 | EGAN | 23 | 3N | ♠Q | -1 | +6 |
| +0.4 | Round 6 | HAPPY BRIDGE | 23 | 3♥ | ♣A | = | +0 |
| +0.3 | Round 3 | TIANJIN UNION | 21 | 2N | ♣9 | = | +1 |
| +0.3 | Round 3 | TIANJIN UNION | 22 | 3N | ♣8 | = | +5 |
| +0.2 | Round 13 | KOREA-CHINA | 3 | 4♠ | ♥J | = | +1 |
| +0.1 | Round 11 | HUBEI YICHANG | 20 | 4N | ♠5 | +2 | +13 |
| +0.0 | Round 13 | KOREA-CHINA | 9 | 4♠ | ♠10 | +1 | +0 |
| -0.4 | Round 3 | TIANJIN UNION | 24 | 3♠ | ♣K | = | +0 |
| -0.4 | Round 9 | CSO | 28 | 5♦ | ♥9 | +1 | +5 |
| -0.5 | Round 9 | CSO | 30 | 4♥ | ♦10 | -2 | +1 |
| -0.6 | Round 5 | XIAMEN | 20 | 4♠ | ♣K | = | +1 |
| -0.8 | Round 5 | XIAMEN | 16 | 1N | ♠5 | -2 | -1 |
| -0.9 | Round 8 | SHANGHAI YOUTH 1 | 15 | 2♠ | ♦6 | = | +1 |
| -0.9 | Round 13 | KOREA-CHINA | 5 | 3N | ♥5 | +2 | +12 |
| -1.1 | Round 8 | SHANGHAI YOUTH 1 | 16 | 2♠ | ♥K | +1 | +0 |
| -1.2 | Round 11 | HUBEI YICHANG | 13 | 2♥ | ♠5 | = | -1 |
| -1.2 | Round 13 | KOREA-CHINA | 8 | 4♠ | ♠3 | +2 | +14 |
| -1.3 | Round 12 | EGAN | 30 | 4♥ | ♦K | -1 | -5 |
| -1.4 | Round 5 | XIAMEN | 17 | 1N | ♠2 | -1 | -4 |
| -1.8 | Round 6 | HAPPY BRIDGE | 24 | 3N | ♠Q | -1 | -5 |
| -1.9 | Round 6 | HAPPY BRIDGE | 28 | 3N | ♥10 | = | -2 |
| -2.1 | Round 11 | HUBEI YICHANG | 12 | 2♥x | ♦A | -2 | +8 |
| -2.3 | Round 5 | XIAMEN | 18 | 4♠ | ♣3 | -1 | -5 |
| -2.6 | Round 6 | HAPPY BRIDGE | 25 | 4♥ | ♦6 | -1 | -6 |
| -2.6 | Round 8 | SHANGHAI YOUTH 1 | 20 | 4♠ | ♥K | = | +0 |
| -2.8 | Round 12 | EGAN | 26 | 1N | ♦5 | +1 | -6 |
| -2.9 | Round 6 | HAPPY BRIDGE | 26 | 4♠ | ♥Q | +2 | -6 |
| -3.1 | Round 9 | CSO | 26 | 3N | ♣6 | -1 | -6 |
| -3.1 | Round 12 | EGAN | 27 | 5♥ | ♣5 | = | +5 |
| -3.3 | Round 3 | TIANJIN UNION | 30 | 3N | ♣9 | = | +6 |
| -3.3 | Round 13 | KOREA-CHINA | 2 | 4♥ | ♣2 | = | +1 |
| -4.2 | Round 5 | XIAMEN | 19 | 2♠ | ♥3 | +1 | -6 |
| -4.2 | Round 11 | HUBEI YICHANG | 14 | 3♦ | ♠2 | +1 | -15 |
| -4.2 | Round 12 | EGAN | 21 | 5♦ | ♠3 | -1 | -4 |
| -4.3 | Round 8 | SHANGHAI YOUTH 1 | 14 | 3♥ | ♠3 | -2 | -5 |
| -4.4 | Round 3 | TIANJIN UNION | 25 | 1N | ♠8 | -1 | -5 |
| -4.4 | Round 12 | EGAN | 29 | 3♠ | ♥Q | = | -6 |
| -4.5 | Round 9 | CSO | 25 | 3N | ♠5 | -2 | -8 |
| -4.7 | Round 9 | CSO | 29 | 1N | ♠2 | = | -5 |
| -4.8 | Round 8 | SHANGHAI YOUTH 1 | 19 | 3N | ♦Q | -2 | -7 |
| -5.3 | Round 6 | HAPPY BRIDGE | 21 | 6♥ | ♣5 | -1 | -11 |
| -5.7 | Round 5 | XIAMEN | 13 | 3N | ♠2 | +1 | -5 |
| -6.3 | Round 3 | TIANJIN UNION | 28 | 3N | ♠4 | +1 | -5 |
| -6.5 | Round 13 | KOREA-CHINA | 6 | 3N | ♥6 | +2 | +11 |
| -7.5 | Round 9 | CSO | 23 | 1N | ♥4 | -2 | -8 |
| -7.6 | Round 12 | EGAN | 22 | 3N | ♥5 | +2 | -8 |
| -8.2 | Round 3 | TIANJIN UNION | 27 | 4♠x | ♠3 | -3 | -9 |
| -8.2 | Round 9 | CSO | 27 | 3N | ♦5 | +1 | -7 |
| -8.6 | Round 11 | HUBEI YICHANG | 11 | 3N | ♥Q | -2 | -11 |
| -9.7 | Round 5 | XIAMEN | 15 | 7N | ♠J | -1 | -14 |
| -9.7 | Round 9 | CSO | 22 | 3N | ♣Q | -2 | -12 |