MAHMOOD Zia · MAHAFFEY
29rank
+94.2Butler · 150 bds
+0.63per board
±4.2swing
+0.41vs par /bd · #91/373
+0.78adjusted /bd
by round
vs par split: bidding +0.62 · play -0.21
Strength of schedule: opponents averaged +0.15/bd (a tough draw) → opponent-adjusted +0.78/bd
Card play — on target: opening leads 83.9% #83 of 373 · declarer play 79.5% #123 of 373 · defence 87.5% #122 of 373
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 90.9% (11) | 80.0% (20) |
| Declarer play | 72.2% (18) | 84.6% (26) |
| Defence | 85.0% (20) | 88.6% (44) |
Opening leads by suit led: ♠ 60.0% (5) · ♥ 90.0% (10) · ♦ 90.0% (10) · ♣ 83.3% (6)
vs par by strain: NT +0.80 (55) · a suit +0.18 (95)
vs par by level: part-score -0.15 (54) · game +1.00 (87) · slam -2.00 (9)
By role: declaring +0.63/bd (-1.24 vs par · 86) · defending +0.63/bd (+2.62 vs par · 64)
By vulnerability: vulnerable +0.19/bd (-0.05 vs par · 74) · not vulnerable +1.06/bd (+0.85 vs par · 76)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Meckstroth | G.Giubilo – R.Fellus | Open | 10 | -2.3 | -0.23 | -1.50 |
| Round 2 | J.Meckstroth | P.Tuczynski – T.Sielicki | Closed | 10 | +16.7 | +1.67 | +3.50 |
| Round 3 | J.Meckstroth | J.Harris – ROOT STEVEN | Open | 10 | +31.3 | +3.13 | +2.10 |
| Round 4 | J.Meckstroth | G.Helgemo – T.Helness | Closed | 10 | +22.7 | +2.27 | +1.00 |
| Round 5 | J.Meckstroth | G.Duboin – D.Bilde | Open | 10 | +0.4 | +0.04 | -0.70 |
| Round 6 | J.Meckstroth | T.Bessis – L.Amoils | Open | 10 | +2.1 | +0.21 | -1.80 |
| Round 7 | J.Meckstroth | O.Rimstedt – M.Rimstedt | Open | 10 | +2.9 | +0.29 | +2.10 |
| Round 8 | J.Meckstroth | F.Nystrom – A.Palma | Open | 10 | +16.3 | +1.63 | +3.10 |
| Round 9 | J.Meckstroth | T.Charlsen – T.Hoftaniska | Open | 10 | -7.8 | -0.78 | -3.20 |
| Round 10 | J.Meckstroth | M.Stegaroiu – M.Ionita | Open | 10 | +13.4 | +1.34 | +2.90 |
| Round 11 | J.Meckstroth | M.Gundogdu – L.Imamoglu | Open | 10 | +2.1 | +0.21 | +0.50 |
| Round 12 | J.Meckstroth | V.Aronov – D.Damianova | Open | 10 | +0.8 | +0.08 | -1.20 |
| Round 13 | J.Meckstroth | M.Klukowski – P.Gawrys | Open | 10 | -7.0 | -0.70 | -3.00 |
| Round 14 | J.Meckstroth | L.Burgay – L.Cima | Open | 10 | -0.1 | -0.01 | +1.30 |
| Round 15 | J.Meckstroth | KAZANTSEV O – A.Dubinin | Closed | 10 | +2.7 | +0.27 | +1.00 |
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 |
|---|---|---|---|---|---|---|---|
| +13.1 | Round 6 | THE BUSH | 8 | 5♣x | ♦K | -4 | +12 |
| +11.3 | Round 10 | COLDEA | 9 | 5♠ | ♣7 | +2 | +17 |
| +10.3 | Round 3 | HARRIS | 16 | 4♥ | ♠6 | -1 | +12 |
| +10.2 | Round 4 | ZIMMERMANN | 9 | 1NTx | ♦3 | -2 | +9 |
| +10.0 | Round 3 | HARRIS | 20 | 6♥ | ♣3 | = | +0 |
| +9.6 | Round 3 | HARRIS | 14 | 6♥ | ♦2 | -1 | +11 |
| +9.4 | Round 2 | BRIDGE24PL B | 10 | 3NTx | ♠5 | -2 | +12 |
| +8.9 | Round 4 | ZIMMERMANN | 2 | 6NT | ♥J | = | +0 |
| +8.8 | Round 15 | RUSSIA | 15 | 5♥x | ♠K | = | +13 |
| +8.1 | Round 10 | COLDEA | 3 | 4♠x | ♦J | +1 | +11 |
| +7.9 | Round 8 | TEAM VENTIN | 1 | 3NT | ♥9 | +3 | +11 |
| +7.6 | Round 8 | TEAM VENTIN | 6 | 4♥ | ♣A | = | +7 |
| +7.4 | Round 5 | LAVAZZA | 11 | 4♠ | ♣7 | +2 | +11 |
| +7.3 | Round 2 | BRIDGE24PL B | 8 | 3NT | ♠6 | = | +0 |
| +6.9 | Round 15 | RUSSIA | 12 | 5♦ | ♥A | -1 | +16 |
| +6.8 | Round 14 | DELTA TV PROGRAMS | 4 | 3NT | ♥7 | = | +10 |
| +5.9 | Round 11 | NONAME | 15 | 4♥x | ♦A | -2 | +5 |
| +5.8 | Round 13 | VYTAS | 13 | 3NT | ♥2 | -1 | +6 |
| +5.3 | Round 15 | RUSSIA | 14 | 3NT | ♠6 | -1 | +5 |
| +5.0 | Round 4 | ZIMMERMANN | 6 | 3NT | ♣3 | +2 | +8 |
| +5.0 | Round 13 | VYTAS | 18 | 5♠ | ♣A | = | +4 |
| +4.6 | Round 4 | ZIMMERMANN | 1 | 4♥ | ♦A | -2 | +0 |
| +4.6 | Round 13 | VYTAS | 19 | 4♠x | ♥A | +2 | -5 |
| +4.3 | Round 7 | SALVO | 18 | 3♠ | ♦J | -4 | +2 |
| +4.1 | Round 4 | ZIMMERMANN | 8 | 4♠ | ♥3 | = | +7 |
| +3.8 | Round 10 | COLDEA | 5 | 3NT | ♠8 | = | +3 |
| +3.7 | Round 11 | NONAME | 17 | 3NT | ♥Q | = | +0 |
| +3.6 | Round 1 | RICH | 2 | 3♦ | ♣9 | = | +1 |
| +3.6 | Round 14 | DELTA TV PROGRAMS | 2 | 3NT | ♠3 | +2 | +0 |
| +3.5 | Round 3 | HARRIS | 18 | 1NT | ♦5 | +1 | +1 |
| +3.3 | Round 9 | DE BOTTON | 14 | 5♠ | ♣8 | +1 | +1 |
| +2.9 | Round 5 | LAVAZZA | 18 | 3NT | ♥2 | = | +0 |
| +2.9 | Round 7 | SALVO | 13 | 5♣ | ♦Q | = | +0 |
| +2.7 | Round 3 | HARRIS | 15 | 2♥ | ♠5 | = | +0 |
| +2.7 | Round 9 | DE BOTTON | 18 | 6♠ | ♣5 | = | -13 |
| +2.7 | Round 12 | K1 | 1 | 6♠ | ♣Q | = | +0 |
| +2.5 | Round 12 | K1 | 4 | 3NT | ♠J | = | +0 |
| +2.4 | Round 6 | THE BUSH | 1 | 1NT | ♥7 | +1 | +1 |
| +2.4 | Round 8 | TEAM VENTIN | 2 | 5♥ | ♣A | = | +0 |
| +2.4 | Round 15 | RUSSIA | 19 | 3NT | ♥3 | = | +0 |
| +2.3 | Round 2 | BRIDGE24PL B | 9 | 4♠ | ♦A | -1 | +2 |
| +2.2 | Round 4 | ZIMMERMANN | 7 | 3♥ | ♣6 | -1 | -1 |
| +2.0 | Round 1 | RICH | 8 | 4♠ | ♥3 | = | +0 |
| +2.0 | Round 11 | NONAME | 12 | 2♠ | ♠K | +1 | +7 |
| +1.8 | Round 11 | NONAME | 18 | 3NT | ♣5 | = | +0 |
| +1.7 | Round 2 | BRIDGE24PL B | 5 | 4♠ | ♣Q | +2 | +11 |
| +1.7 | Round 7 | SALVO | 16 | 3♠ | ♥K | +1 | +1 |
| +1.7 | Round 8 | TEAM VENTIN | 9 | 1NT | ♠10 | +2 | +1 |
| +1.5 | Round 1 | RICH | 7 | 3NT | ♦K | +1 | +0 |
| +1.4 | Round 8 | TEAM VENTIN | 8 | 4♦ | ♠5 | -2 | +5 |
| +1.4 | Round 11 | NONAME | 11 | 4♥ | ♦3 | -1 | +4 |
| +1.4 | Round 12 | K1 | 6 | 3NT | ♥3 | -1 | +6 |
| +1.3 | Round 8 | TEAM VENTIN | 4 | 3NT | ♣6 | +3 | +1 |
| +1.3 | Round 11 | NONAME | 13 | 1NT | ♥8 | = | +5 |
| +1.3 | Round 15 | RUSSIA | 16 | 4♠ | ♥3 | +1 | +0 |
| +1.2 | Round 1 | RICH | 9 | 2♥ | ♣K | +1 | +0 |
| +1.2 | Round 2 | BRIDGE24PL B | 6 | 2♠ | ♠4 | -1 | +0 |
| +1.2 | Round 5 | LAVAZZA | 13 | 2♠ | ♠5 | +2 | -8 |
| +1.2 | Round 5 | LAVAZZA | 19 | 3NT | ♠10 | +1 | +1 |
| +1.2 | Round 6 | THE BUSH | 7 | 4♠ | ♦A | +1 | +0 |
| +1.2 | Round 6 | THE BUSH | 9 | 4♥ | ♥3 | +2 | +1 |
| +1.2 | Round 7 | SALVO | 11 | 4♥ | ♣10 | +2 | +1 |
| +1.2 | Round 12 | K1 | 8 | 2♦ | ♣J | -3 | +1 |
| +1.1 | Round 1 | RICH | 3 | 4♠ | ♥5 | +2 | +2 |
| +1.1 | Round 4 | ZIMMERMANN | 4 | 3♣ | ♥K | = | +9 |
| +1.1 | Round 12 | K1 | 3 | 3NT | ♣Q | +2 | +1 |
| +1.0 | Round 1 | RICH | 4 | 1NT | ♥Q | +1 | -1 |
| +0.9 | Round 9 | DE BOTTON | 16 | 3♦ | ♥7 | -1 | +3 |
| +0.8 | Round 12 | K1 | 7 | 3NT | ♦2 | = | +0 |
| +0.7 | Round 7 | SALVO | 19 | 2NT | ♠9 | +2 | +1 |
| +0.7 | Round 9 | DE BOTTON | 20 | 4♠ | ♥K | = | -3 |
| +0.6 | Round 10 | COLDEA | 4 | 1NT | ♥3 | -1 | +0 |
| +0.5 | Round 3 | HARRIS | 13 | 3NT | ♥J | = | +1 |
| +0.5 | Round 3 | HARRIS | 17 | 3NT | ♠2 | = | +1 |
| +0.5 | Round 13 | VYTAS | 15 | 3♥ | ♣J | -1 | +4 |
| +0.5 | Round 14 | DELTA TV PROGRAMS | 10 | 4♥ | ♦6 | +1 | +13 |
| +0.4 | Round 5 | LAVAZZA | 20 | 4♠ | ♥K | = | +0 |
| +0.4 | Round 7 | SALVO | 17 | 1NT | ♠4 | +2 | +6 |
| +0.3 | Round 2 | BRIDGE24PL B | 1 | 4♠ | ♠K | = | +3 |
| +0.3 | Round 14 | DELTA TV PROGRAMS | 5 | 3♣ | ♥K | -2 | +0 |
| +0.2 | Round 2 | BRIDGE24PL B | 4 | 3NT | ♣Q | +1 | -1 |
| +0.2 | Round 7 | SALVO | 14 | 3NT | ♣3 | +2 | +0 |
| +0.2 | Round 13 | VYTAS | 14 | 3♦ | ♥A | -3 | -6 |
| +0.2 | Round 14 | DELTA TV PROGRAMS | 3 | 3NT | ♥7 | +1 | +0 |
| +0.1 | Round 2 | BRIDGE24PL B | 2 | 1NT | ♠3 | +1 | -1 |
| +0.1 | Round 8 | TEAM VENTIN | 3 | 2♠ | ♥6 | +2 | -6 |
| +0.1 | Round 10 | COLDEA | 6 | 3NT | ♥7 | +1 | +0 |
| +0.0 | Round 14 | DELTA TV PROGRAMS | 9 | 5♣ | ♥Q | = | +0 |
| -0.2 | Round 4 | ZIMMERMANN | 3 | 3NT | ♠Q | +2 | -11 |
| -0.2 | Round 8 | TEAM VENTIN | 7 | 4♠ | ♥2 | +1 | +0 |
| -0.4 | Round 6 | THE BUSH | 4 | 1NT | ♣6 | -3 | +8 |
| -0.4 | Round 7 | SALVO | 12 | 7NT | ♦10 | = | +0 |
| -0.4 | Round 10 | COLDEA | 10 | 2♠ | ♣J | = | +0 |
| -0.4 | Round 11 | NONAME | 19 | 4♠ | ♦2 | -1 | +2 |
| -0.4 | Round 14 | DELTA TV PROGRAMS | 1 | 3♦ | ♣8 | -1 | +2 |
| -0.5 | Round 9 | DE BOTTON | 12 | 4♦ | ♥5 | -1 | -2 |
| -0.6 | Round 6 | THE BUSH | 6 | 5♣ | ♥10 | +1 | -11 |
| -0.6 | Round 10 | COLDEA | 1 | 1NT | ♦10 | -1 | +1 |
| -0.6 | Round 12 | K1 | 5 | 6♥ | ♠10 | +1 | -11 |
| -0.8 | Round 9 | DE BOTTON | 13 | 4♥ | ♦A | +1 | -17 |
| -0.8 | Round 13 | VYTAS | 17 | 3NT | ♥7 | +2 | +0 |
| -0.9 | Round 3 | HARRIS | 11 | 3NT | ♠8 | = | -2 |
| -0.9 | Round 5 | LAVAZZA | 15 | 5♣ | ♠Q | +1 | -10 |
| -1.0 | Round 12 | K1 | 2 | 1NT | ♣J | = | +1 |
| -1.2 | Round 5 | LAVAZZA | 14 | 4NT | ♠K | = | -1 |
| -1.3 | Round 6 | THE BUSH | 10 | 3♠ | ♦A | -1 | -5 |
| -1.3 | Round 13 | VYTAS | 20 | 4♣ | ♥5 | -4 | -6 |
| -1.4 | Round 1 | RICH | 5 | 1♥ | ♥4 | = | +0 |
| -1.4 | Round 6 | THE BUSH | 3 | 2♦ | ♠J | = | -7 |
| -1.5 | Round 15 | RUSSIA | 18 | 3♥ | ♥3 | -1 | +2 |
| -1.9 | Round 4 | ZIMMERMANN | 5 | 2♥ | ♣7 | +1 | +0 |
| -2.2 | Round 3 | HARRIS | 12 | 3NT | ♥7 | = | +0 |
| -2.2 | Round 9 | DE BOTTON | 15 | 4♠ | ♠5 | +2 | +11 |
| -2.3 | Round 8 | TEAM VENTIN | 5 | 4♠ | ♣2 | = | +0 |
| -2.3 | Round 9 | DE BOTTON | 11 | 3♣ | ♠Q | = | +0 |
| -2.3 | Round 13 | VYTAS | 12 | 3♥ | ♠A | -1 | -5 |
| -2.4 | Round 7 | SALVO | 20 | 4♥ | ♣5 | = | +10 |
| -2.5 | Round 10 | COLDEA | 8 | 3NT | ♠J | = | -3 |
| -2.6 | Round 5 | LAVAZZA | 17 | 2♣x | ♥3 | -1 | +0 |
| -2.7 | Round 3 | HARRIS | 19 | 4♠ | ♠3 | = | -3 |
| -2.7 | Round 9 | DE BOTTON | 17 | 4♦ | ♥A | = | -1 |
| -2.7 | Round 14 | DELTA TV PROGRAMS | 8 | 3♠ | ♠3 | -2 | +0 |
| -2.9 | Round 2 | BRIDGE24PL B | 3 | 4♦ | ♦3 | -3 | +0 |
| -2.9 | Round 2 | BRIDGE24PL B | 7 | 4♦ | ♠4 | = | +9 |
| -2.9 | Round 10 | COLDEA | 2 | 1NT | ♣6 | = | +1 |
| -3.0 | Round 1 | RICH | 10 | 2♦ | ♣Q | -4 | -5 |
| -3.0 | Round 13 | VYTAS | 16 | 4♥ | ♠10 | -1 | -5 |
| -3.1 | Round 12 | K1 | 9 | 3NT | ♠4 | -2 | -5 |
| -3.2 | Round 15 | RUSSIA | 17 | 4♠ | ♦Q | +1 | +0 |
| -3.3 | Round 11 | NONAME | 14 | 2NT | ♦4 | -1 | -10 |
| -3.3 | Round 14 | DELTA TV PROGRAMS | 7 | 1NT | ♠5 | = | -5 |
| -3.5 | Round 5 | LAVAZZA | 16 | 4♠x | ♠7 | -1 | +0 |
| -3.6 | Round 8 | TEAM VENTIN | 10 | 5♣ | ♠A | +2 | +12 |
| -3.7 | Round 15 | RUSSIA | 13 | 3♥ | ♣A | = | -7 |
| -4.1 | Round 1 | RICH | 6 | 4♠ | ♣5 | -1 | -10 |
| -4.1 | Round 10 | COLDEA | 7 | 3NT | ♦3 | +2 | -1 |
| -4.2 | Round 1 | RICH | 1 | 2♣ | ♣4 | -4 | -2 |
| -4.2 | Round 12 | K1 | 10 | 3♥ | ♥2 | -1 | -5 |
| -4.4 | Round 11 | NONAME | 20 | 3NT | ♥3 | +3 | -3 |
| -4.4 | Round 15 | RUSSIA | 11 | 1NT | ♣2 | +1 | -6 |
| -4.5 | Round 5 | LAVAZZA | 12 | 7♠ | ♦K | = | +0 |
| -5.1 | Round 14 | DELTA TV PROGRAMS | 6 | 3NT | ♠9 | -4 | -7 |
| -5.6 | Round 6 | THE BUSH | 2 | 4♠x | ♦A | = | -5 |
| -5.7 | Round 7 | SALVO | 15 | 4♥ | ♦3 | = | +0 |
| -5.9 | Round 11 | NONAME | 16 | 6♣ | ♦J | -1 | -5 |
| -6.5 | Round 6 | THE BUSH | 5 | 4♠ | ♥2 | -1 | -12 |
| -6.9 | Round 9 | DE BOTTON | 19 | 4♠ | ♥K | -2 | -11 |
| -9.2 | Round 15 | RUSSIA | 20 | 4♠ | ♥5 | +2 | -13 |
| -11.3 | Round 4 | ZIMMERMANN | 10 | 4♥ | ♣K | +1 | -11 |
| -15.7 | Round 13 | VYTAS | 11 | 5♣ | ♥2 | -1 | -17 |