HERRERA Gonzalo · MEXICO
279rank
-44.5Butler · 100 bds
-0.45per board
±4.1swing
-0.05vs par /bd · #182/360
-0.40adjusted /bd
by round
vs par split: bidding +0.38 · play -0.43
Strength of schedule: opponents averaged +0.05/bd (an average draw) → opponent-adjusted -0.40/bd
Card play — on target: opening leads 77.4% #153 of 360 · declarer play 57.7% #302 of 360 · defence 78.9% #305 of 360
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 55.6% (9) | 86.4% (22) |
| Declarer play | 0.0% (4) | 68.2% (22) |
| Defence | 75.0% (16) | 80.5% (41) |
Opening leads by suit led: ♠ 80.0% (5) · ♥ 100.0% (5) · ♦ 75.0% (12) · ♣ 66.7% (9)
vs par by strain: NT +0.96 (25) · a suit -0.39 (75)
vs par by level: part-score -0.15 (34) · game +0.56 (63) · slam -11.67 (3)
By role: declaring -0.11/bd (-3.05 vs par · 43) · defending -0.70/bd (+2.21 vs par · 57)
By vulnerability: vulnerable -1.26/bd (-0.34 vs par · 50) · not vulnerable +0.37/bd (+0.24 vs par · 50)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | P.Herrera | A.El Ghrari – G.Lasserre | Closed | 10 | +10.1 | +1.01 | +2.80 |
| Round 2 | P.Herrera | R.Pachtman – P.Zatorski | Open | 10 | +2.2 | +0.22 | +0.70 |
| Round 3 | P.Herrera | O.Schireson – S.Dinkin | Open | 10 | -1.4 | -0.14 | -1.60 |
| Round 4 | P.Herrera | G.Goded – F.Goded | Closed | 10 | -10.5 | -1.05 | +0.70 |
| Round 5 | P.Herrera | P.Butryn – N.Sakowska | Open | 10 | -37.9 | -3.79 | -6.00 |
| Round 6 | P.Herrera | K.Cheng – J.Shih | Open | 10 | +2.4 | +0.24 | -1.90 |
| Round 7 | P.Herrera | K.Wenning – U.Wenning | Closed | 10 | -8.9 | -0.89 | +0.80 |
| Round 8 | P.Herrera | S.Sbili – M.Miri | Open | 10 | -12.6 | -1.26 | -1.40 |
| Round 9 | P.Herrera | E.Pinto – J.Ferreira | Open | 10 | +7.1 | +0.71 | +2.10 |
| Round 10 | P.Herrera | A.Mirali – R.Mirali | Open | 10 | +5.0 | +0.50 | +3.30 |
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 |
|---|---|---|---|---|---|---|---|
| +8.7 | Round 9 | PORTO | 16 | 4♠ | ♣2 | = | +11 |
| +8.7 | Round 10 | OUJDA2 | 25 | 4♥ | ♣10 | +2 | +12 |
| +8.5 | Round 6 | TPE SENIORS | 20 | 3NT | ♥3 | +1 | +1 |
| +7.3 | Round 3 | DINKIN | 17 | 6♣ | ♠2 | = | -11 |
| +7.2 | Round 6 | TPE SENIORS | 15 | 5♥ | ♣K | = | +0 |
| +7.2 | Round 9 | PORTO | 17 | 3NT | ♠2 | -5 | +9 |
| +6.4 | Round 2 | BARR | 10 | 3NT | ♦9 | -1 | +12 |
| +6.0 | Round 2 | BARR | 1 | 5♦ | ♥A | = | +0 |
| +5.1 | Round 1 | EL GHRARI | 8 | 4♠ | ♥A | -2 | +8 |
| +5.0 | Round 1 | EL GHRARI | 3 | 3♦ | ♣8 | +2 | +10 |
| +5.0 | Round 9 | PORTO | 11 | 3♠ | ♦7 | +1 | +12 |
| +4.6 | Round 7 | QUEENS | 29 | 4♥ | ♠K | = | +0 |
| +4.5 | Round 2 | BARR | 8 | 4♥ | ♦6 | -2 | +0 |
| +4.2 | Round 4 | AUPALETI | 22 | 4♥ | ♦6 | +1 | +6 |
| +4.2 | Round 10 | OUJDA2 | 26 | 4♥ | ♦K | -1 | +12 |
| +4.2 | Round 10 | OUJDA2 | 30 | 4♥ | ♦J | +2 | +11 |
| +3.6 | Round 1 | EL GHRARI | 6 | 4♥ | ♦7 | -1 | +6 |
| +3.6 | Round 9 | PORTO | 18 | 1NT | ♠5 | +2 | -8 |
| +3.0 | Round 3 | DINKIN | 13 | 3♠ | ♣Q | = | +8 |
| +3.0 | Round 3 | DINKIN | 18 | 4♠ | ♣K | +2 | +1 |
| +2.6 | Round 9 | PORTO | 19 | 3NT | ♥8 | +3 | +17 |
| +2.4 | Round 3 | DINKIN | 16 | 2♦ | ♦8 | -1 | +5 |
| +2.0 | Round 10 | OUJDA2 | 21 | 3♥ | ♠2 | -1 | +5 |
| +1.9 | Round 7 | QUEENS | 22 | 3NT | ♥2 | = | +0 |
| +1.8 | Round 3 | DINKIN | 15 | 3NT | ♣7 | +1 | -1 |
| +1.7 | Round 9 | PORTO | 15 | 2♠ | ♦A | +1 | -8 |
| +1.6 | Round 8 | OUJDA1 | 8 | 2♣ | ♦4 | +3 | +1 |
| +1.5 | Round 1 | EL GHRARI | 9 | 4♥ | ♣2 | -1 | +5 |
| +1.5 | Round 4 | AUPALETI | 25 | 4♠ | ♠3 | = | -1 |
| +1.3 | Round 1 | EL GHRARI | 4 | 4♥ | ♠Q | -1 | -1 |
| +1.0 | Round 5 | POLAND MIXT | 6 | 4♠ | ♦J | = | +0 |
| +0.9 | Round 8 | OUJDA1 | 9 | 3♥ | ♠A | = | -6 |
| +0.9 | Round 10 | OUJDA2 | 22 | 4♠ | ♣K | +2 | -1 |
| +0.7 | Round 8 | OUJDA1 | 10 | 2♥ | ♦Q | +2 | -1 |
| +0.6 | Round 4 | AUPALETI | 21 | 3NT | ♠2 | -1 | +4 |
| +0.6 | Round 7 | QUEENS | 23 | 3♦x | ♠K | -2 | +14 |
| +0.5 | Round 4 | AUPALETI | 26 | 2♠ | ♥3 | +1 | +0 |
| +0.3 | Round 1 | EL GHRARI | 2 | 4♥ | ♣3 | +1 | +11 |
| +0.3 | Round 8 | OUJDA1 | 7 | 1NT | ♦6 | = | +1 |
| +0.2 | Round 2 | BARR | 4 | 4♠ | ♥7 | +1 | +0 |
| +0.2 | Round 4 | AUPALETI | 29 | 4♥ | ♣3 | = | +1 |
| +0.2 | Round 4 | AUPALETI | 30 | 2♠ | ♣10 | -1 | -2 |
| +0.2 | Round 8 | OUJDA1 | 4 | 3NT | ♦10 | -1 | +6 |
| +0.1 | Round 2 | BARR | 6 | 2♠ | ♦4 | -1 | +5 |
| +0.1 | Round 10 | OUJDA2 | 27 | 2♦ | ♥3 | -1 | -2 |
| -0.1 | Round 1 | EL GHRARI | 5 | 4♥ | ♣J | = | +1 |
| -0.1 | Round 7 | QUEENS | 26 | 3NT | ♥5 | +1 | +1 |
| -0.2 | Round 6 | TPE SENIORS | 13 | 4♠ | ♣K | = | +3 |
| -0.3 | Round 2 | BARR | 7 | 4♥ | ♣A | = | +0 |
| -0.4 | Round 1 | EL GHRARI | 7 | 1♠ | ♣8 | = | -4 |
| -0.4 | Round 5 | POLAND MIXT | 9 | 4♠ | ♣10 | +2 | -14 |
| -0.5 | Round 6 | TPE SENIORS | 11 | 3♥ | ♦3 | -1 | -2 |
| -0.5 | Round 6 | TPE SENIORS | 14 | 3NT | ♣3 | +1 | -1 |
| -0.5 | Round 7 | QUEENS | 27 | 2♦ | ♣7 | +2 | -7 |
| -0.8 | Round 3 | DINKIN | 11 | 3♣ | ♦K | +1 | +0 |
| -0.8 | Round 7 | QUEENS | 21 | 3NT | ♥2 | -1 | +5 |
| -1.1 | Round 2 | BARR | 9 | 3♠ | ♥K | = | +10 |
| -1.1 | Round 3 | DINKIN | 12 | 3♦ | ♥6 | = | +0 |
| -1.3 | Round 6 | TPE SENIORS | 18 | 3NT | ♠J | +1 | +10 |
| -1.5 | Round 5 | POLAND MIXT | 2 | 4♠ | ♣9 | +1 | -1 |
| -1.6 | Round 6 | TPE SENIORS | 16 | 3♦ | ♣4 | -1 | +2 |
| -1.6 | Round 7 | QUEENS | 28 | 2♣ | ♠J | +2 | +7 |
| -1.7 | Round 6 | TPE SENIORS | 17 | 4♠ | ♥4 | +2 | -11 |
| -1.7 | Round 6 | TPE SENIORS | 19 | 4♥ | ♠A | -1 | -10 |
| -1.8 | Round 5 | POLAND MIXT | 7 | 4♥ | ♦K | = | +0 |
| -2.0 | Round 3 | DINKIN | 14 | 2♠ | ♦J | = | +1 |
| -2.0 | Round 4 | AUPALETI | 24 | 1NT | ♣Q | -2 | +1 |
| -2.0 | Round 8 | OUJDA1 | 6 | 3NT | ♣7 | +1 | +0 |
| -2.1 | Round 8 | OUJDA1 | 3 | 3NT | ♦10 | = | +1 |
| -2.3 | Round 4 | AUPALETI | 27 | 5♣ | ♠3 | +1 | +11 |
| -2.3 | Round 5 | POLAND MIXT | 1 | 1NT | ♣6 | +2 | -6 |
| -2.6 | Round 1 | EL GHRARI | 1 | 1♠ | ♣J | +3 | -6 |
| -2.7 | Round 2 | BARR | 3 | 5♥ | ♥2 | +1 | -1 |
| -2.7 | Round 5 | POLAND MIXT | 8 | 4♠ | ♦8 | -2 | -6 |
| -2.8 | Round 7 | QUEENS | 24 | 3NT | ♠8 | +2 | -2 |
| -3.1 | Round 8 | OUJDA1 | 2 | 4♠ | ♥K | = | -1 |
| -3.1 | Round 10 | OUJDA2 | 29 | 1NT | ♣2 | -2 | -3 |
| -3.2 | Round 4 | AUPALETI | 23 | 2♠ | ♥K | = | +0 |
| -3.2 | Round 7 | QUEENS | 30 | 5♥ | ♠8 | = | +0 |
| -3.2 | Round 9 | PORTO | 14 | 4♠ | ♣Q | = | +1 |
| -3.4 | Round 10 | OUJDA2 | 23 | 3NT | ♠J | +2 | +12 |
| -3.5 | Round 10 | OUJDA2 | 28 | 4♥ | ♠3 | +1 | +0 |
| -3.6 | Round 1 | EL GHRARI | 10 | 3♥ | ♣10 | -2 | -2 |
| -3.6 | Round 8 | OUJDA1 | 5 | 4♠ | ♥A | +2 | -12 |
| -4.0 | Round 9 | PORTO | 12 | 4♥ | ♣10 | +1 | +0 |
| -4.2 | Round 5 | POLAND MIXT | 3 | 3♥ | ♣8 | -2 | -11 |
| -4.5 | Round 9 | PORTO | 20 | 4♥ | ♣Q | = | -1 |
| -5.1 | Round 3 | DINKIN | 19 | 3♦ | ♣10 | +2 | -7 |
| -5.1 | Round 10 | OUJDA2 | 24 | 3NT | ♦Q | -1 | -13 |
| -5.3 | Round 2 | BARR | 5 | 5♠ | ♦K | -2 | -7 |
| -5.5 | Round 8 | OUJDA1 | 1 | 4♥ | ♦Q | = | -3 |
| -5.6 | Round 2 | BARR | 2 | 2♥ | ♦7 | = | -12 |
| -5.8 | Round 6 | TPE SENIORS | 12 | 6♦ | ♣10 | -2 | -11 |
| -7.0 | Round 7 | QUEENS | 25 | 3NT | ♣8 | = | -10 |
| -7.1 | Round 5 | POLAND MIXT | 4 | 4♠x | ♥3 | -1 | -9 |
| -8.4 | Round 5 | POLAND MIXT | 5 | 6♠ | ♥3 | +1 | -13 |
| -9.9 | Round 3 | DINKIN | 20 | 3NT | ♦5 | +1 | -12 |
| -10.0 | Round 9 | PORTO | 13 | 4♥ | ♠9 | -1 | -12 |
| -10.2 | Round 4 | AUPALETI | 28 | 5♥ | ♦2 | -1 | -13 |
| -10.5 | Round 5 | POLAND MIXT | 10 | 3NT | ♥10 | = | +0 |