PEICHEV Ivan · SHATO ROSENOVO
25rank
-9.1Butler · 32 bds
-0.28per board
±4.2swing
+0.38vs par /bd
-0.30adjusted /bd
by round
vs par split: bidding -0.21 · play -0.08
Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted -0.30/bd
Card play — on target: opening leads 71.4% · declarer play 85.7% · defence 100.0%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 71.4% (7) |
| Declarer play | · | 85.7% (7) |
| Defence | · | 100.0% (12) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 100.0% (2) · ♦ 50.0% (4)
vs par by strain: a suit -0.29 (24)
vs par by level: part-score +0.33 (9) · game -0.67 (15)
By role: declaring -1.86/bd (-4.00 vs par · 14) · defending +0.94/bd (+3.78 vs par · 18)
By vulnerability: vulnerable -0.93/bd (+0.06 vs par · 16) · not vulnerable +0.36/bd (+0.69 vs par · 16)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | N.Barantiev | H.Shi – Z.Zhuang | Open | 16 | -4.3 | -0.27 | +0.19 |
| Quarterfinal | N.Barantiev | J.Zhao – Z.Fu | Closed | 16 | -4.8 | -0.30 | +0.56 |
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 |
|---|---|---|---|---|---|---|---|
| +8.3 | Quarterfinal | CHINA OPEN | 9 | 3♣ | ♠A | -6 | +10 |
| +8.1 | Quarterfinal | CHINA OPEN | 1 | 3N | ♣J | -1 | +10 |
| +5.6 | Quarterfinal | CHINA OPEN | 26 | 4♥ | ♥6 | -1 | +6 |
| +4.7 | Quarterfinal | CHINA OPEN | 15 | 4♠ | ♥K | +2 | +8 |
| +4.0 | Quarterfinal | CHINA OPEN | 24 | 4♥ | ♦K | -3 | +7 |
| +3.6 | Quarterfinal | CHINA OPEN | 13 | 1N | ♥3 | = | +0 |
| +2.6 | Quarterfinal | CHINA OPEN | 32 | 3N | ♦4 | -1 | +12 |
| +1.7 | Quarterfinal | CHINA OPEN | 12 | 4♠ | ♣7 | = | +8 |
| +1.6 | Quarterfinal | CHINA OPEN | 16 | 3♦ | ♠7 | = | +0 |
| +1.4 | Quarterfinal | CHINA OPEN | 14 | 3♣ | ♦6 | +1 | +5 |
| +1.3 | Quarterfinal | CHINA OPEN | 30 | 3♥ | ♦A | -1 | -2 |
| +1.1 | Quarterfinal | CHINA OPEN | 19 | 3N | ♥4 | = | -1 |
| +1.0 | Quarterfinal | CHINA OPEN | 2 | 2N | ♠5 | = | +0 |
| +0.0 | Quarterfinal | CHINA OPEN | 7 | 4♠ | ♥10 | = | +0 |
| -0.4 | Quarterfinal | CHINA OPEN | 22 | 4♥ | ♣K | +1 | +0 |
| -0.4 | Quarterfinal | CHINA OPEN | 25 | 4♠ | ♥6 | +1 | +0 |
| -0.4 | Quarterfinal | CHINA OPEN | 28 | 1N | ♥10 | = | +1 |
| -0.6 | Quarterfinal | CHINA OPEN | 21 | 4♠ | ♣7 | +1 | -13 |
| -0.9 | Quarterfinal | CHINA OPEN | 18 | 4♠ | ♣J | = | -1 |
| -1.4 | Quarterfinal | CHINA OPEN | 20 | 2♠ | ♥4 | +2 | +10 |
| -1.7 | Quarterfinal | CHINA OPEN | 6 | 4♠ | ♦2 | +1 | +0 |
| -1.7 | Quarterfinal | CHINA OPEN | 31 | 4♥ | ♦9 | +1 | -1 |
| -1.9 | Quarterfinal | CHINA OPEN | 11 | 4♠ | ♦K | +2 | -1 |
| -1.9 | Quarterfinal | CHINA OPEN | 29 | 4♠ | ♣4 | +1 | -1 |
| -2.9 | Quarterfinal | CHINA OPEN | 3 | 4♥ | ♣2 | +2 | -11 |
| -3.0 | Quarterfinal | CHINA OPEN | 17 | 2N | ♦6 | -1 | -2 |
| -3.9 | Quarterfinal | CHINA OPEN | 5 | 3♣ | ♥6 | +2 | +7 |
| -4.0 | Quarterfinal | CHINA OPEN | 4 | 2♣x | ♦K | -2 | -8 |
| -4.1 | Quarterfinal | CHINA OPEN | 23 | 3N | ♣6 | +2 | -1 |
| -4.6 | Quarterfinal | CHINA OPEN | 27 | 3♠ | ♠7 | -2 | -5 |
| -7.7 | Quarterfinal | CHINA OPEN | 8 | 4♠ | ♣K | +2 | -11 |
| -12.6 | Quarterfinal | CHINA OPEN | 10 | 3♦x | ♠A | -4 | -14 |