ROBERTSON Aiden Jack · AUSSIE KIDS
vs par split: bidding -0.22 · play +0.74
Strength of schedule: opponents averaged -0.53/bd (an easy draw) → opponent-adjusted -0.55/bd
Card play — on target: opening leads 76.9% #34 of 60 · declarer play 57.1% #51 of 60 · defence 70.8% #52 of 61
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (6) | 85.7% (7) |
| Declarer play | 71.4% (7) | 42.9% (7) |
| Defence | 77.8% (9) | 66.7% (15) |
Opening leads by suit led: ♠ 80.0% (5) · ♥ 80.0% (5) · ♦ 100.0% (1) · ♣ 50.0% (2)
vs par by strain: NT -1.26 (19) · a suit +1.61 (31)
vs par by level: part-score +1.36 (25) · game +0.27 (22) · slam -4.67 (3)
By role: declaring -0.97/bd (-3.19 vs par · 26) · defending +1.02/bd (+4.54 vs par · 24)
By vulnerability: vulnerable -0.89/bd (-0.42 vs par · 24) · not vulnerable +0.79/bd (+1.39 vs par · 26)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | L.Robertson | K.Chang – C.Chiu | Closed | 10 | +5.3 | +0.53 | -0.10 |
| Round 4 | C.Hosking | B.Zhang – Y.Niu | Closed | 10 | -4.9 | -0.49 | +2.90 |
| Round 5 | F.Rennie | A.Carletti – M.Meregalli | Closed | 10 | +15.0 | +1.50 | +3.70 |
| Round 6 | P.Clifford | Z.Zhuo – Z.Zhuo | Open | 10 | -2.5 | -0.25 | -2.10 |
| Round 8 | C.Hosking | H.Shang – Y.Chen | Closed | 10 | -13.7 | -1.37 | -1.80 |
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 |
|---|---|---|---|---|---|---|---|
| +13.0 | Round 8 | SX XHLD | 19 | 6♠ | ♣7 | -1 | +13 |
| +10.6 | Round 6 | CHINA RDFZ2 | 21 | 4♥ | ♠8 | +3 | +15 |
| +9.6 | Round 2 | CHINESE TAIPEI WHITE | 11 | 4♥ | ♠J | -1 | +10 |
| +9.6 | Round 5 | ITALIA | 20 | 5♦ | ♠9 | -2 | +13 |
| +7.8 | Round 6 | CHINA RDFZ2 | 25 | 3NT | ♥3 | -1 | +14 |
| +6.9 | Round 5 | ITALIA | 15 | 1♦ | ♥5 | -1 | +12 |
| +6.7 | Round 2 | CHINESE TAIPEI WHITE | 20 | 3NT | ♣Q | +1 | +0 |
| +5.3 | Round 8 | SX XHLD | 13 | 2NT | ♥5 | = | +5 |
| +4.4 | Round 4 | CHINA RDFZ3 | 2 | 3♠ | ♣A | -1 | +6 |
| +4.3 | Round 8 | SX XHLD | 18 | 4♥ | ♦8 | = | +3 |
| +4.1 | Round 2 | CHINESE TAIPEI WHITE | 18 | 2NT | ♠3 | -2 | +7 |
| +4.0 | Round 5 | ITALIA | 18 | 4♠ | ♦K | = | +7 |
| +3.9 | Round 2 | CHINESE TAIPEI WHITE | 13 | 1NT | ♦7 | = | +6 |
| +3.7 | Round 6 | CHINA RDFZ2 | 22 | 4♠ | ♦2 | +2 | +1 |
| +3.0 | Round 4 | CHINA RDFZ3 | 4 | 3♠ | ♥A | +2 | +10 |
| +2.9 | Round 6 | CHINA RDFZ2 | 27 | 1NT | ♥4 | -2 | +0 |
| +2.8 | Round 4 | CHINA RDFZ3 | 8 | 3♠ | ♥4 | +4 | +4 |
| +2.8 | Round 5 | ITALIA | 12 | 6♥ | ♠7 | +1 | -11 |
| +2.7 | Round 5 | ITALIA | 17 | 1♣ | ♥A | +3 | +8 |
| +1.9 | Round 2 | CHINESE TAIPEI WHITE | 16 | 3♥ | ♠5 | = | +1 |
| +1.9 | Round 6 | CHINA RDFZ2 | 29 | 3NT | ♦K | = | -13 |
| +1.7 | Round 6 | CHINA RDFZ2 | 24 | 3NT | ♥3 | +3 | -11 |
| +1.0 | Round 5 | ITALIA | 11 | 2♠ | ♣K | +2 | +6 |
| +0.8 | Round 5 | ITALIA | 13 | 1NT | ♦5 | -2 | +2 |
| +0.7 | Round 8 | SX XHLD | 11 | 1NT | ♣J | -2 | +0 |
| +0.4 | Round 4 | CHINA RDFZ3 | 5 | 4♠ | ♣A | = | -1 |
| +0.2 | Round 4 | CHINA RDFZ3 | 6 | 1NT | ♦6 | = | -2 |
| -0.2 | Round 8 | SX XHLD | 12 | 3NT | ♠7 | +1 | +0 |
| -0.3 | Round 2 | CHINESE TAIPEI WHITE | 12 | 2♣ | ♥A | -2 | +1 |
| -0.5 | Round 5 | ITALIA | 14 | 4♠ | ♦3 | +2 | +11 |
| -1.1 | Round 4 | CHINA RDFZ3 | 1 | 3♣ | ♥K | -1 | +4 |
| -2.0 | Round 4 | CHINA RDFZ3 | 3 | 3♦ | ♦8 | -1 | +0 |
| -2.6 | Round 2 | CHINESE TAIPEI WHITE | 19 | 1NT | ♣2 | -2 | -3 |
| -2.6 | Round 6 | CHINA RDFZ2 | 28 | 2NT | ♣A | -1 | -4 |
| -3.3 | Round 5 | ITALIA | 16 | 2♦ | ♥10 | +2 | +0 |
| -3.5 | Round 8 | SX XHLD | 15 | 3♠ | ♦6 | -1 | -5 |
| -3.9 | Round 2 | CHINESE TAIPEI WHITE | 17 | 4♥ | ♠9 | +1 | -1 |
| -3.9 | Round 4 | CHINA RDFZ3 | 7 | 2NT | ♠A | +2 | -1 |
| -4.3 | Round 4 | CHINA RDFZ3 | 9 | 3NT | ♥7 | +2 | +10 |
| -4.4 | Round 4 | CHINA RDFZ3 | 10 | 4♠ | ♥Q | +2 | -1 |
| -4.9 | Round 2 | CHINESE TAIPEI WHITE | 15 | 3NT | ♦6 | +3 | -11 |
| -5.2 | Round 8 | SX XHLD | 14 | 2♥ | ♣Q | -2 | -5 |
| -5.7 | Round 8 | SX XHLD | 17 | 2♥ | ♠4 | +1 | -7 |
| -6.6 | Round 8 | SX XHLD | 16 | 4♥x | ♦Q | -1 | -6 |
| -7.0 | Round 6 | CHINA RDFZ2 | 30 | 4♠ | ♥10 | = | +0 |
| -9.0 | Round 5 | ITALIA | 19 | 3♠ | ♦J | = | -11 |
| -9.2 | Round 2 | CHINESE TAIPEI WHITE | 14 | 4♠ | ♣7 | -2 | -11 |
| -10.0 | Round 6 | CHINA RDFZ2 | 26 | 3NT | ♦7 | -2 | -13 |
| -11.5 | Round 6 | CHINA RDFZ2 | 23 | 3NT | ♠2 | = | -10 |
| -15.8 | Round 8 | SX XHLD | 20 | 7♠x | ♥A | -3 | -16 |