ROSENFELD Jason · PANDA
vs par split: bidding +0.36 · play +0.35
Strength of schedule: opponents averaged -0.30/bd (an easy draw) → opponent-adjusted -0.72/bd
Card play — on target: opening leads 76.9% #242 of 398 · declarer play 90.0% #43 of 398 · defence 75.9% #364 of 399
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 72.7% (11) |
| Declarer play | 100.0% (6) | 75.0% (4) |
| Defence | 80.0% (5) | 75.0% (24) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 50.0% (2) · ♦ 75.0% (4) · ♣ 75.0% (4)
vs par by strain: NT -1.29 (17) · a suit +1.64 (39)
vs par by level: part-score +0.32 (19) · game +0.06 (33) · slam +8.50 (4)
By role: declaring -0.26/bd (-1.33 vs par · 27) · defending -0.58/bd (+2.69 vs par · 29)
By vulnerability: vulnerable -0.65/bd (+0.57 vs par · 28) · not vulnerable -0.20/bd (+0.93 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Gu | Y.Chen – L.Gan | Open | 7 | -0.6 | -0.09 | +1.29 |
| Round 2 | J.Gu | Y.Gu – R.Shao | Open | 7 | -11.3 | -1.61 | -2.14 |
| Round 3 | J.Gu | W.He – H.Yang | Open | 7 | -11.2 | -1.60 | -2.14 |
| Round 4 | J.Gu | H.Long – W.Gong | Closed | 7 | +3.5 | +0.50 | +1.43 |
| Round 5 | J.Gu | G.Narkiewicz – N.Sakowska | Open | 7 | -10.1 | -1.44 | -0.86 |
| Round 6 | J.Gu | R.Ling – A.Yeung | Open | 7 | -7.0 | -1.00 | +1.71 |
| Round 7 | J.Gu | J.Ding – B.Han | Closed | 7 | +3.6 | +0.51 | +3.57 |
| Round 8 | J.Gu | J.Chen – Y.Zhang | Closed | 7 | +9.3 | +1.33 | +3.14 |
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 |
|---|---|---|---|---|---|---|---|
| +7.1 | Round 4 | MEIKUANGTIXIE | 23 | 6♥ | ♦9 | -1 | +17 |
| +6.7 | Round 7 | THE LOCOMOTIVE SPORTS ASSOCIAT | 18 | 7♥x | ♦J | -3 | +17 |
| +4.6 | Round 8 | WEST VIP | 27 | 4♠ | ♥3 | -1 | +5 |
| +4.2 | Round 6 | MASTER MINDS | 12 | 4♥ | ♣10 | +3 | +12 |
| +4.2 | Round 7 | THE LOCOMOTIVE SPORTS ASSOCIAT | 21 | 4♠ | ♣7 | -1 | +6 |
| +4.1 | Round 6 | MASTER MINDS | 14 | 3NT | ♠J | -2 | +9 |
| +3.8 | Round 1 | SUZHOUTAIHU | 5 | 1NT | ♣9 | +1 | +0 |
| +3.3 | Round 1 | SUZHOUTAIHU | 6 | 5♦ | ♥A | -1 | +6 |
| +3.3 | Round 2 | SHANGHAI THINK BRIDGE CLUB | 11 | 2♠ | ♥10 | -2 | +6 |
| +3.2 | Round 5 | JOEL | 1 | 5♥ | ♠A | +1 | -1 |
| +2.8 | Round 4 | MEIKUANGTIXIE | 24 | 3NT | ♠6 | +2 | +0 |
| +2.6 | Round 8 | WEST VIP | 23 | 2♠ | ♣A | = | +12 |
| +2.2 | Round 8 | WEST VIP | 24 | 3NT | ♥3 | +2 | +0 |
| +2.1 | Round 8 | WEST VIP | 25 | 5♠x | ♥5 | -2 | +0 |
| +2.0 | Round 1 | SUZHOUTAIHU | 3 | 3NT | = | +3 | |
| +1.8 | Round 8 | WEST VIP | 28 | 3♥ | ♠8 | -1 | +3 |
| +1.4 | Round 3 | JILINSHENGQIAOPAIXIEHUI | 20 | 3NT | ♠A | +2 | +0 |
| +1.4 | Round 7 | THE LOCOMOTIVE SPORTS ASSOCIAT | 16 | 3♠ | ♣K | = | +0 |
| +1.0 | Round 3 | JILINSHENGQIAOPAIXIEHUI | 21 | 3NT | ♥10 | +2 | +0 |
| +0.7 | Round 8 | WEST VIP | 26 | 3♣ | ♦J | -1 | +5 |
| +0.3 | Round 2 | SHANGHAI THINK BRIDGE CLUB | 13 | 3NT | ♠J | = | +0 |
| +0.3 | Round 4 | MEIKUANGTIXIE | 26 | 3♠ | ♣A | +1 | +10 |
| +0.3 | Round 6 | MASTER MINDS | 9 | 4♥ | ♣10 | +1 | +0 |
| +0.1 | Round 5 | JOEL | 2 | 4♥ | ♠J | +1 | +0 |
| -0.1 | Round 4 | MEIKUANGTIXIE | 28 | 2♥ | ♣J | = | -1 |
| -0.3 | Round 1 | SUZHOUTAIHU | 2 | 4♥ | ♠5 | +1 | +0 |
| -0.4 | Round 3 | JILINSHENGQIAOPAIXIEHUI | 17 | 3♦ | ♣A | -1 | +5 |
| -0.6 | Round 5 | JOEL | 5 | 2♠ | ♥3 | = | -1 |
| -0.6 | Round 6 | MASTER MINDS | 13 | 1NT | ♠6 | +2 | -10 |
| -0.6 | Round 7 | THE LOCOMOTIVE SPORTS ASSOCIAT | 17 | 5♦ | ♠4 | = | +11 |
| -0.8 | Round 7 | THE LOCOMOTIVE SPORTS ASSOCIAT | 15 | 3♣ | ♠K | +1 | -1 |
| -0.9 | Round 3 | JILINSHENGQIAOPAIXIEHUI | 19 | 4♥ | ♦3 | +2 | -1 |
| -1.0 | Round 3 | JILINSHENGQIAOPAIXIEHUI | 16 | 1NT | ♣3 | +2 | +0 |
| -1.1 | Round 4 | MEIKUANGTIXIE | 25 | 3NT | ♠4 | +1 | -1 |
| -1.1 | Round 6 | MASTER MINDS | 10 | 4♥ | ♠3 | +1 | +0 |
| -1.4 | Round 2 | SHANGHAI THINK BRIDGE CLUB | 9 | 2♠ | ♦4 | +1 | -7 |
| -1.5 | Round 1 | SUZHOUTAIHU | 4 | 1NT | ♥A | +2 | +10 |
| -1.5 | Round 5 | JOEL | 6 | 4♠ | ♦A | = | +1 |
| -1.8 | Round 2 | SHANGHAI THINK BRIDGE CLUB | 8 | 6♠x | ♥6 | -3 | +0 |
| -2.2 | Round 1 | SUZHOUTAIHU | 7 | 4♥ | ♦J | = | +0 |
| -2.3 | Round 2 | SHANGHAI THINK BRIDGE CLUB | 10 | 3NT | ♣4 | = | +0 |
| -2.6 | Round 5 | JOEL | 7 | 2♥ | ♥A | +1 | -6 |
| -2.7 | Round 4 | MEIKUANGTIXIE | 27 | 4♠ | ♣A | -3 | -2 |
| -2.8 | Round 4 | MEIKUANGTIXIE | 22 | 3NT | ♠8 | +2 | -13 |
| -2.8 | Round 7 | THE LOCOMOTIVE SPORTS ASSOCIAT | 20 | 3♠ | ♠4 | -1 | -5 |
| -3.3 | Round 5 | JOEL | 4 | 4♠ | ♥J | = | +1 |
| -4.2 | Round 2 | SHANGHAI THINK BRIDGE CLUB | 14 | 5♠ | ♥4 | -1 | -11 |
| -4.5 | Round 7 | THE LOCOMOTIVE SPORTS ASSOCIAT | 19 | 4♥ | ♣5 | -2 | -3 |
| -4.6 | Round 3 | JILINSHENGQIAOPAIXIEHUI | 15 | 4♥ | ♣A | +1 | -8 |
| -4.7 | Round 8 | WEST VIP | 22 | 3♥ | ♠6 | -2 | -3 |
| -5.2 | Round 2 | SHANGHAI THINK BRIDGE CLUB | 12 | 4♠ | ♦4 | = | -3 |
| -5.4 | Round 5 | JOEL | 3 | 4♥ | ♣J | +1 | +0 |
| -5.7 | Round 1 | SUZHOUTAIHU | 1 | 3NT | ♠4 | -1 | -10 |
| -6.4 | Round 6 | MASTER MINDS | 11 | 6♥ | ♣A | = | +0 |
| -6.7 | Round 3 | JILINSHENGQIAOPAIXIEHUI | 18 | 2NT | ♥10 | -2 | -11 |
| -7.5 | Round 6 | MASTER MINDS | 8 | 3NT | ♥Q | = | +1 |