CLERKIN Dennis · GARFIELD
242rank
+6.2Butler · 100 bds
+0.06per board
±4.2swing
-0.17vs par /bd · #308/518
-0.02adjusted /bd
by round
vs par split: bidding +0.05 · play -0.22
Strength of schedule: opponents averaged -0.08/bd (an easy draw) → opponent-adjusted -0.02/bd
Card play — on target: opening leads 73.7% #383 of 518 · declarer play 67.9% #393 of 517 · defence 81.8% #305 of 518
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 85.7% (7) | 66.7% (12) |
| Declarer play | 80.0% (10) | 61.1% (18) |
| Defence | 71.4% (14) | 86.7% (30) |
Opening leads by suit led: ♠ 100.0% (5) · ♥ 75.0% (4) · ♦ 50.0% (4) · ♣ 66.7% (6)
vs par by strain: NT +0.52 (33) · a suit -0.51 (67)
vs par by level: part-score +0.21 (38) · game -0.42 (59) · slam +0.00 (3)
By role: declaring +0.29/bd (-1.70 vs par · 56) · defending -0.23/bd (+1.77 vs par · 44)
By vulnerability: vulnerable +0.32/bd (-1.08 vs par · 50) · not vulnerable -0.20/bd (+0.74 vs par · 50)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Weingold | E.Rodwell – D.Rodwell | Open | 10 | +20.9 | +2.09 | +0.50 |
| Round 2 | J.Weingold | J.Wolpert – S.Weinstein | Open | 10 | -10.9 | -1.09 | +0.00 |
| Round 3 | J.Weingold | W.Zhang – Y.Chen | Open | 10 | -12.8 | -1.28 | -1.00 |
| Round 4 | J.Weingold | J.Grue – A.Tebha | Open | 10 | +4.0 | +0.40 | -0.30 |
| Round 5 | J.Weingold | J.Pszczola – J.Seamon-Molson | Open | 10 | -4.4 | -0.44 | +0.10 |
| Round 6 | J.Weingold | V.Muller – M.Villegas | Open | 10 | +14.8 | +1.48 | +0.70 |
| Round 7 | J.Weingold | A.Gromov – A.Gulevich | Open | 10 | +0.1 | +0.01 | +2.80 |
| Round 8 | J.Weingold | M.Kamil – S.Culham | Open | 10 | -2.7 | -0.27 | +0.30 |
| Round 9 | J.Weingold | L.Blaagestad – O.Fuglestad | Open | 10 | -5.1 | -0.51 | -2.70 |
| Round 10 | J.Weingold | D.Gurvich – R.Moller | Open | 10 | +2.3 | +0.23 | -2.10 |
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 |
|---|---|---|---|---|---|---|---|
| +12.9 | Round 6 | MAVILO | 5 | 5♥x | ♦K | -6 | +12 |
| +10.1 | Round 5 | PSZCZOLA | 23 | 4♥ | ♣5 | = | +10 |
| +8.1 | Round 8 | KAMIL | 7 | 4♠ | ♦10 | = | -1 |
| +8.0 | Round 4 | MAHAFFEY | 20 | 3NT | ♣4 | = | +10 |
| +8.0 | Round 9 | VIEGO | 18 | 2♥x | ♦A | -3 | +9 |
| +7.9 | Round 4 | MAHAFFEY | 13 | 3NT | ♥4 | -2 | +8 |
| +6.4 | Round 6 | MAVILO | 7 | 5♣ | ♠4 | = | -2 |
| +5.9 | Round 8 | KAMIL | 5 | 3NT | ♣5 | = | +6 |
| +5.7 | Round 1 | MECKWELL | 10 | 3NT | ♠4 | -3 | +4 |
| +5.5 | Round 1 | MECKWELL | 8 | 3NT | ♠4 | +1 | +1 |
| +4.8 | Round 5 | PSZCZOLA | 22 | 3NT | ♣10 | +1 | +11 |
| +4.7 | Round 1 | MECKWELL | 9 | 3NT | ♣7 | +1 | +10 |
| +4.4 | Round 8 | KAMIL | 10 | 3♦ | ♣5 | -1 | +11 |
| +4.2 | Round 2 | HILL | 15 | 3NT | ♠Q | -1 | +16 |
| +3.9 | Round 10 | DONNER | 26 | 2♥ | ♠A | +1 | +1 |
| +3.7 | Round 10 | DONNER | 24 | 2♥ | ♠5 | -3 | +7 |
| +3.6 | Round 3 | BEAUTIFUL YAN | 1 | 3NT | ♣4 | +1 | +7 |
| +3.3 | Round 1 | MECKWELL | 7 | 2♣ | ♦9 | +2 | +1 |
| +3.3 | Round 3 | BEAUTIFUL YAN | 7 | 3♣ | ♥K | -1 | +0 |
| +3.2 | Round 6 | MAVILO | 8 | 3♥ | ♠3 | -1 | +8 |
| +3.0 | Round 7 | VYTAS | 12 | 3♣ | ♦8 | +1 | +9 |
| +2.8 | Round 1 | MECKWELL | 6 | 3NT | ♣J | +2 | +1 |
| +2.7 | Round 10 | DONNER | 25 | 4♠ | ♣2 | +1 | +1 |
| +2.6 | Round 8 | KAMIL | 6 | 3NT | ♠3 | +1 | +10 |
| +2.4 | Round 7 | VYTAS | 14 | 5♣ | ♥A | = | +0 |
| +2.3 | Round 6 | MAVILO | 4 | 3NT | ♣5 | +1 | +0 |
| +2.2 | Round 1 | MECKWELL | 3 | 5♦ | ♣7 | = | -11 |
| +2.2 | Round 4 | MAHAFFEY | 17 | 3NT | ♣2 | +3 | +2 |
| +2.1 | Round 2 | HILL | 17 | 5♦ | ♥K | -1 | +8 |
| +1.9 | Round 6 | MAVILO | 3 | 4♥ | ♦10 | +2 | +11 |
| +1.8 | Round 7 | VYTAS | 19 | 3♠ | ♣8 | -1 | +4 |
| +1.7 | Round 5 | PSZCZOLA | 30 | 4♥ | ♠K | = | -1 |
| +1.5 | Round 4 | MAHAFFEY | 14 | 4♦ | ♠K | -1 | +4 |
| +1.3 | Round 3 | BEAUTIFUL YAN | 9 | 3♦ | ♥10 | = | -1 |
| +1.2 | Round 3 | BEAUTIFUL YAN | 10 | 1♠ | ♣K | +1 | +1 |
| +1.2 | Round 5 | PSZCZOLA | 27 | 3♦ | ♦9 | = | -1 |
| +1.2 | Round 6 | MAVILO | 2 | 3NT | ♥Q | +1 | +1 |
| +1.0 | Round 4 | MAHAFFEY | 12 | 2♠ | ♥A | +2 | +1 |
| +1.0 | Round 7 | VYTAS | 11 | 3♦ | ♥K | = | +0 |
| +0.9 | Round 3 | BEAUTIFUL YAN | 3 | 3NT | ♣10 | +2 | +1 |
| +0.8 | Round 1 | MECKWELL | 5 | 3♥ | ♣2 | -1 | -1 |
| +0.8 | Round 6 | MAVILO | 6 | 4♠ | ♦3 | = | -1 |
| +0.8 | Round 7 | VYTAS | 17 | 3♥ | ♦5 | -1 | +9 |
| +0.7 | Round 10 | DONNER | 29 | 3♦ | ♠2 | -1 | -1 |
| +0.5 | Round 9 | VIEGO | 15 | 5♠ | ♥A | = | +0 |
| +0.4 | Round 2 | HILL | 20 | 4♥ | ♠3 | +1 | +0 |
| +0.4 | Round 4 | MAHAFFEY | 11 | 1NT | ♦2 | = | +1 |
| +0.3 | Round 2 | HILL | 13 | 4♠ | ♦7 | +2 | -13 |
| +0.3 | Round 3 | BEAUTIFUL YAN | 6 | 4♥ | ♣8 | = | +1 |
| +0.3 | Round 9 | VIEGO | 17 | 4♥ | ♦10 | +1 | -10 |
| +0.1 | Round 2 | HILL | 11 | 2♠ | ♥9 | +1 | -4 |
| +0.1 | Round 9 | VIEGO | 20 | 1NT | ♦6 | +1 | +1 |
| -0.1 | Round 4 | MAHAFFEY | 18 | 4♣ | ♠K | -2 | +1 |
| -0.2 | Round 5 | PSZCZOLA | 28 | 1NT | ♠3 | -1 | -1 |
| -0.2 | Round 10 | DONNER | 21 | 3♣ | ♠4 | = | +1 |
| -0.2 | Round 10 | DONNER | 22 | 2♥ | ♣K | = | +1 |
| -0.2 | Round 10 | DONNER | 30 | 3♥ | ♠J | +1 | -6 |
| -0.3 | Round 1 | MECKWELL | 4 | 4♠ | ♥3 | +1 | +0 |
| -0.3 | Round 2 | HILL | 18 | 2♦ | ♥K | -1 | -1 |
| -0.4 | Round 9 | VIEGO | 16 | 4♠ | ♦8 | +1 | +0 |
| -0.5 | Round 9 | VIEGO | 11 | 4♠ | ♠10 | = | -1 |
| -0.7 | Round 2 | HILL | 16 | 3NT | ♥A | +1 | +0 |
| -0.8 | Round 5 | PSZCZOLA | 24 | 2♠ | ♦8 | +2 | +6 |
| -0.9 | Round 7 | VYTAS | 15 | 2♠ | ♥Q | -1 | +3 |
| -1.0 | Round 1 | MECKWELL | 2 | 3NT | ♦5 | +1 | +0 |
| -1.0 | Round 8 | KAMIL | 1 | 3NT | ♦2 | = | +1 |
| -1.0 | Round 10 | DONNER | 28 | 5♦ | ♥Q | -3 | -2 |
| -1.4 | Round 7 | VYTAS | 13 | 4♠ | ♦7 | = | +13 |
| -1.4 | Round 8 | KAMIL | 8 | 3♦ | ♥A | -1 | +3 |
| -1.7 | Round 10 | DONNER | 23 | 4♥ | ♠2 | -1 | -12 |
| -2.0 | Round 3 | BEAUTIFUL YAN | 8 | 4♥ | ♥K | -1 | +6 |
| -2.0 | Round 7 | VYTAS | 16 | 3NT | ♥7 | +3 | -1 |
| -2.0 | Round 7 | VYTAS | 20 | 2♦ | ♣8 | -1 | -11 |
| -2.0 | Round 9 | VIEGO | 19 | 4♥ | ♣4 | = | +0 |
| -2.2 | Round 5 | PSZCZOLA | 21 | 1NT | ♣6 | -1 | -4 |
| -2.6 | Round 7 | VYTAS | 18 | 6♣ | ♦K | = | +2 |
| -2.6 | Round 9 | VIEGO | 12 | 5♥ | ♠A | -1 | -11 |
| -2.8 | Round 1 | MECKWELL | 1 | 2NT | ♠4 | -2 | +0 |
| -2.9 | Round 8 | KAMIL | 4 | 5♥x | ♣A | -1 | -9 |
| -2.9 | Round 9 | VIEGO | 13 | 3NT | ♠Q | -2 | -8 |
| -3.3 | Round 8 | KAMIL | 3 | 3♦ | ♥A | = | -5 |
| -3.6 | Round 5 | PSZCZOLA | 29 | 3NT | ♦6 | +1 | +0 |
| -3.8 | Round 2 | HILL | 12 | 4♠ | ♣J | = | -10 |
| -4.1 | Round 6 | MAVILO | 10 | 2♥ | ♠K | = | -6 |
| -4.4 | Round 6 | MAVILO | 9 | 3♦ | ♠3 | -2 | -7 |
| -4.6 | Round 5 | PSZCZOLA | 25 | 3NT | ♠8 | +2 | -6 |
| -4.8 | Round 2 | HILL | 19 | 4♠ | ♥9 | -2 | -7 |
| -4.8 | Round 4 | MAHAFFEY | 15 | 3NT | ♥4 | -2 | -5 |
| -5.1 | Round 8 | KAMIL | 9 | 3NT | ♥Q | -1 | -12 |
| -5.4 | Round 6 | MAVILO | 1 | 5♠x | ♦A | -3 | -9 |
| -5.4 | Round 10 | DONNER | 27 | 3NT | ♣7 | -2 | -11 |
| -5.6 | Round 9 | VIEGO | 14 | 5♦ | ♥K | = | -7 |
| -5.7 | Round 4 | MAHAFFEY | 19 | 2♦ | ♦10 | = | -11 |
| -6.4 | Round 4 | MAHAFFEY | 16 | 3♣ | ♦10 | -3 | -14 |
| -6.9 | Round 3 | BEAUTIFUL YAN | 5 | 3NT | ♠4 | -3 | -12 |
| -7.1 | Round 3 | BEAUTIFUL YAN | 2 | 4♠ | ♥5 | = | +0 |
| -7.4 | Round 3 | BEAUTIFUL YAN | 4 | 6♦ | ♦4 | -1 | -13 |
| -8.4 | Round 2 | HILL | 14 | 6♣ | ♥K | +1 | +11 |
| -10.0 | Round 8 | KAMIL | 2 | 3NT | ♠10 | +1 | -1 |
| -10.8 | Round 5 | PSZCZOLA | 26 | 4NT | ♠7 | +2 | -13 |