CLERKIN Jerry · BERG
7rank
+36.2Butler · 42 bds
+0.86per board
±4.5swing
+0.71vs par /bd
+0.62adjusted /bd
by round
vs par split: bidding +2.16 · play -1.26
Strength of schedule: opponents averaged -0.24/bd (an easy draw) → opponent-adjusted +0.62/bd
Card play — on target: opening leads 90.9% · defence 61.5%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 90.9% (11) |
| Defence | · | 61.5% (13) |
Opening leads by suit led: ♠ 50.0% (2) · ♥ 100.0% (4) · ♣ 100.0% (5)
vs par by strain: a suit +0.90 (19)
vs par by level: part-score +1.38 (8) · game +0.14 (7) · slam +1.25 (4)
By role: declaring +1.05/bd (+3.58 vs par · 22) · defending +0.66/bd (-1.44 vs par · 20)
By vulnerability: vulnerable +2.07/bd (-0.14 vs par · 14) · not vulnerable +0.26/bd (+1.57 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round of 32 | D.Clerkin | C.Compton – R.Milner | Closed | 14 | +21.9 | +1.56 | +3.21 |
| Round of 32 | D.Clerkin | S.Garner – H.Weinstein | Open | 14 | -6.4 | -0.46 | · |
| Round of 32 | D.Clerkin | S.Garner – H.Weinstein | Open | 14 | +20.7 | +1.48 | -1.79 |
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 |
|---|---|---|---|---|---|---|---|
| +11.2 | Round of 32 | MILNER | 55 | 6♠ | ♣A | = | +11 |
| +9.7 | Round of 32 | MILNER | 12 | 6♠ | ♥10 | = | +1 |
| +8.5 | Round of 32 | MILNER | 7 | 6♦ | ♣Q | -1 | +13 |
| +8.3 | Round of 32 | MILNER | 37 | 4♥ | ♣J | -2 | · |
| +7.9 | Round of 32 | MILNER | 36 | 3N | ♥9 | +1 | · |
| +7.0 | Round of 32 | MILNER | 56 | 3N | ♦2 | = | +12 |
| +5.1 | Round of 32 | MILNER | 13 | 3N | ♣5 | = | +10 |
| +4.0 | Round of 32 | MILNER | 31 | 3♦ | ♣5 | +2 | · |
| +3.8 | Round of 32 | MILNER | 53 | 4♥ | ♣2 | -1 | -1 |
| +3.7 | Round of 32 | MILNER | 9 | 1♠x | ♥4 | -1 | +7 |
| +3.7 | Round of 32 | MILNER | 43 | 3N | ♣J | -2 | -11 |
| +3.6 | Round of 32 | MILNER | 6 | 1♠ | ♥8 | +1 | +5 |
| +3.2 | Round of 32 | MILNER | 51 | 2♥ | ♥Q | -1 | +5 |
| +2.8 | Round of 32 | MILNER | 54 | 3N | ♥Q | = | -10 |
| +2.4 | Round of 32 | MILNER | 33 | 2♦ | ♦6 | -3 | · |
| +2.3 | Round of 32 | MILNER | 45 | 4♥ | ♣2 | +1 | -14 |
| +2.1 | Round of 32 | MILNER | 2 | 4♥ | ♣K | +2 | +14 |
| +2.1 | Round of 32 | MILNER | 44 | 3N | ♠2 | +2 | +12 |
| +1.7 | Round of 32 | MILNER | 30 | 3♥ | ♣5 | = | · |
| +1.2 | Round of 32 | MILNER | 8 | 3N | ♠2 | +2 | +1 |
| +0.6 | Round of 32 | MILNER | 42 | 4♠ | ♥K | +1 | · |
| +0.5 | Round of 32 | MILNER | 32 | 3♦ | ♠A | +1 | · |
| +0.4 | Round of 32 | MILNER | 50 | 2♥ | ♦A | = | -8 |
| -0.7 | Round of 32 | MILNER | 46 | 3N | ♥3 | +1 | +1 |
| -0.9 | Round of 32 | MILNER | 39 | 2♠ | ♥5 | +1 | · |
| -1.1 | Round of 32 | MILNER | 4 | 2♠ | ♥10 | = | +1 |
| -1.3 | Round of 32 | MILNER | 10 | 2♦ | ♠10 | = | +1 |
| -1.4 | Round of 32 | MILNER | 3 | 1N | ♠5 | -1 | +1 |
| -1.4 | Round of 32 | MILNER | 5 | 4♠ | ♥K | -1 | -6 |
| -1.5 | Round of 32 | MILNER | 14 | 4♠ | ♥Q | = | +0 |
| -2.0 | Round of 32 | MILNER | 47 | 3♥ | ♦2 | = | +0 |
| -2.2 | Round of 32 | MILNER | 1 | 5♦ | ♠10 | = | -3 |
| -3.0 | Round of 32 | MILNER | 40 | 4♥ | ♠K | = | · |
| -3.1 | Round of 32 | MILNER | 11 | 4♦ | ♣8 | = | +0 |
| -3.7 | Round of 32 | MILNER | 38 | 2♠ | ♥10 | -1 | · |
| -3.7 | Round of 32 | MILNER | 48 | 7♦ | ♣3 | = | -20 |
| -4.5 | Round of 32 | MILNER | 52 | 5♦ | ♠A | = | +11 |
| -4.9 | Round of 32 | MILNER | 49 | 3N | ♠7 | -2 | -13 |
| -5.6 | Round of 32 | MILNER | 41 | 5♦ | ♥K | -1 | · |
| -5.8 | Round of 32 | MILNER | 35 | 4♥ | ♠2 | -1 | · |
| -6.4 | Round of 32 | MILNER | 29 | 6♥x | ♦2 | -2 | · |
| -6.4 | Round of 32 | MILNER | 34 | 3N | ♠6 | -5 | · |