BERKERS Bert · BC70
74rank
+58.2Butler · 100 bds
+0.58per board
±4.0swing
+0.06vs par /bd · #331/695
+0.46adjusted /bd
by round
vs par split: bidding +0.14 · play -0.08
Strength of schedule: opponents averaged -0.13/bd (an easy draw) → opponent-adjusted +0.46/bd
Card play — on target: opening leads 82.6% #252 of 694 · declarer play 92.0% #14 of 694 · defence 76.1% #621 of 695
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 60.0% (5) | 88.9% (18) |
| Declarer play | 100.0% (3) | 90.9% (22) |
| Defence | 70.0% (10) | 77.8% (36) |
Opening leads by suit led: ♠ 87.5% (8) · ♥ 75.0% (4) · ♦ 66.7% (6) · ♣ 100.0% (5)
vs par by strain: NT +0.19 (21) · a suit +0.03 (79)
vs par by level: part-score +0.26 (35) · game -0.05 (61) · slam +0.00 (4)
By role: declaring +1.23/bd (-0.74 vs par · 54) · defending -0.18/bd (+1.00 vs par · 46)
By vulnerability: vulnerable +0.25/bd (-0.67 vs par · 49) · not vulnerable +0.90/bd (+0.77 vs par · 51)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | H.Bos | D.Spasov – R.Gunev | Closed | 10 | +1.3 | +0.13 | +0.50 |
| Round 2 | H.Bos | W.Maas – H.Van Glabbeek | Closed | 10 | +4.9 | +0.49 | +0.80 |
| Round 3 | H.Bos | K.De Ruiter – W.Floris | Open | 10 | -2.3 | -0.23 | -0.40 |
| Round 4 | H.Bos | B.Rogoff – J.Harings | Open | 10 | +5.5 | +0.55 | -0.60 |
| Round 5 | H.Bos | E.Greco – G.Hampson | Closed | 10 | -11.9 | -1.19 | -0.30 |
| Round 6 | H.Bos | C.De Vries – J.Mulders | Closed | 10 | -0.2 | -0.02 | +0.00 |
| Round 7 | H.Bos | M.Ispahani – D.Greenwood | Closed | 10 | +14.5 | +1.45 | -0.10 |
| Round 8 | T.Polak | M.Bouvrie – R.Wagenvoord | Closed | 10 | +15.1 | +1.51 | -0.70 |
| Round 9 | T.Polak | F.Brondum – J.Ron | Closed | 10 | +8.3 | +0.83 | +0.10 |
| Round 15 | H.Bos | G.Chagas – M.Villas-Boas | Closed | 10 | +23.0 | +2.30 | +1.30 |
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 |
|---|---|---|---|---|---|---|---|
| +11.2 | Round 15 | BRAZIL OPEN | 21 | 5♥ | ♣3 | -1 | +13 |
| +11.0 | Round 1 | DAMIANOVA | 4 | 6♠ | ♣3 | = | +0 |
| +10.3 | Round 9 | DENMARK | 26 | 5♥x | ♦10 | -2 | +18 |
| +9.8 | Round 8 | VM 1 | 15 | 2♠ | ♦K | +2 | +10 |
| +9.4 | Round 8 | VM 1 | 16 | 3NT | ♣2 | +2 | +4 |
| +7.4 | Round 8 | VM 1 | 12 | 3♥ | ♣K | = | +7 |
| +7.0 | Round 4 | GARGOYLE ORANJE | 1 | 4♥x | ♠A | -2 | +5 |
| +6.5 | Round 3 | DE RUITER | 27 | 3NT | ♣Q | = | +6 |
| +6.2 | Round 5 | AMOILS | 19 | 3NT | ♠3 | +1 | +1 |
| +5.8 | Round 9 | DENMARK | 23 | 4♥ | ♠J | = | +0 |
| +5.4 | Round 4 | GARGOYLE ORANJE | 2 | 4♣ | ♦Q | -4 | -1 |
| +5.2 | Round 7 | PIE | 1 | 4♠ | ♣3 | = | +0 |
| +5.1 | Round 7 | PIE | 8 | 4♠ | ♥A | +2 | +11 |
| +4.4 | Round 2 | GEHAKTMOLEN ROOD | 11 | 3♦ | ♣J | +1 | +6 |
| +4.3 | Round 7 | PIE | 6 | 2♥ | ♦A | +1 | +10 |
| +3.9 | Round 4 | GARGOYLE ORANJE | 8 | 3♦ | ♠10 | = | +5 |
| +3.9 | Round 6 | COMMERCION | 26 | 3♠ | ♦5 | = | +6 |
| +3.4 | Round 6 | COMMERCION | 24 | 3NT | ♥4 | = | -1 |
| +3.1 | Round 3 | DE RUITER | 24 | 2♠ | ♥9 | = | +5 |
| +3.1 | Round 3 | DE RUITER | 29 | 2♠ | ♠5 | -2 | +2 |
| +3.1 | Round 8 | VM 1 | 20 | 3NT | ♠4 | = | -1 |
| +3.0 | Round 5 | AMOILS | 15 | 6♥ | ♣J | = | +0 |
| +3.0 | Round 15 | BRAZIL OPEN | 30 | 3NT | ♠9 | +2 | +0 |
| +2.9 | Round 9 | DENMARK | 25 | 2♦ | ♥K | = | +5 |
| +2.6 | Round 6 | COMMERCION | 22 | 3♦ | ♠Q | +2 | -7 |
| +2.5 | Round 6 | COMMERCION | 28 | 3NT | ♥6 | -2 | +5 |
| +2.4 | Round 3 | DE RUITER | 28 | 4♠ | ♥K | +1 | +1 |
| +2.3 | Round 15 | BRAZIL OPEN | 25 | 5♦x | ♠A | -2 | -7 |
| +2.2 | Round 15 | BRAZIL OPEN | 23 | 5♣ | ♦6 | -1 | +6 |
| +2.1 | Round 1 | DAMIANOVA | 7 | 3NT | ♥2 | = | +0 |
| +2.1 | Round 7 | PIE | 9 | 3NT | ♦Q | = | +0 |
| +2.0 | Round 15 | BRAZIL OPEN | 24 | 4♠ | ♥5 | +2 | +1 |
| +1.8 | Round 2 | GEHAKTMOLEN ROOD | 13 | 3NT | ♠2 | +2 | +13 |
| +1.8 | Round 2 | GEHAKTMOLEN ROOD | 19 | 2♠ | ♦Q | +2 | -8 |
| +1.7 | Round 2 | GEHAKTMOLEN ROOD | 14 | 4♠ | ♣7 | -2 | +0 |
| +1.7 | Round 6 | COMMERCION | 23 | 4♥ | ♣Q | +1 | +0 |
| +1.6 | Round 1 | DAMIANOVA | 6 | 2♠ | ♠3 | -1 | +11 |
| +1.5 | Round 1 | DAMIANOVA | 2 | 4♥ | ♠4 | -1 | -2 |
| +1.4 | Round 3 | DE RUITER | 26 | 2♥ | ♦10 | +2 | -1 |
| +1.4 | Round 4 | GARGOYLE ORANJE | 4 | 4♥ | ♣4 | +2 | +2 |
| +1.3 | Round 4 | GARGOYLE ORANJE | 6 | 4♠ | ♥A | = | -1 |
| +1.3 | Round 5 | AMOILS | 20 | 4♠ | ♦K | -2 | +9 |
| +1.2 | Round 1 | DAMIANOVA | 10 | 3♠ | ♠4 | +3 | +3 |
| +1.2 | Round 15 | BRAZIL OPEN | 27 | 4♠ | ♦K | = | -1 |
| +1.0 | Round 15 | BRAZIL OPEN | 29 | 4♠ | ♣Q | +1 | +0 |
| +0.8 | Round 7 | PIE | 2 | 3NT | ♣Q | +1 | +0 |
| +0.7 | Round 7 | PIE | 7 | 4♠ | ♥K | = | +0 |
| +0.6 | Round 9 | DENMARK | 28 | 4♥ | ♣2 | +2 | -12 |
| +0.5 | Round 7 | PIE | 3 | 3NT | ♥8 | +1 | +1 |
| +0.4 | Round 9 | DENMARK | 22 | 4♥ | ♠Q | +1 | +0 |
| +0.4 | Round 15 | BRAZIL OPEN | 28 | 4♠ | ♦Q | = | +1 |
| +0.1 | Round 5 | AMOILS | 16 | 4♥ | ♠9 | +2 | +1 |
| +0.1 | Round 6 | COMMERCION | 27 | 3♣ | ♣4 | +1 | +7 |
| -0.0 | Round 2 | GEHAKTMOLEN ROOD | 12 | 3♠ | ♥5 | -1 | -1 |
| +0.0 | Round 5 | AMOILS | 12 | 4♥ | ♣5 | +1 | +0 |
| -0.1 | Round 15 | BRAZIL OPEN | 22 | 4♠ | ♦3 | = | +0 |
| -0.2 | Round 2 | GEHAKTMOLEN ROOD | 16 | 5♠ | ♥4 | -1 | -2 |
| -0.2 | Round 2 | GEHAKTMOLEN ROOD | 20 | 5♦ | ♣3 | -2 | +12 |
| -0.2 | Round 9 | DENMARK | 29 | 3NT | ♠J | = | +2 |
| -0.2 | Round 15 | BRAZIL OPEN | 26 | 4♠ | ♠J | = | +0 |
| -0.4 | Round 3 | DE RUITER | 23 | 3♦ | ♣6 | -1 | -1 |
| -0.4 | Round 9 | DENMARK | 24 | 3♠ | ♣5 | -1 | -4 |
| -0.6 | Round 1 | DAMIANOVA | 8 | 2♠ | ♥K | -1 | +2 |
| -0.6 | Round 7 | PIE | 5 | 3♦ | ♣4 | -2 | -1 |
| -0.7 | Round 4 | GARGOYLE ORANJE | 7 | 3♥ | ♥K | -1 | +0 |
| -0.7 | Round 5 | AMOILS | 11 | 4♠ | ♠10 | +1 | -1 |
| -0.8 | Round 2 | GEHAKTMOLEN ROOD | 17 | 2♠ | ♣4 | -1 | -2 |
| -0.8 | Round 4 | GARGOYLE ORANJE | 3 | 5♦x | ♣J | -1 | +0 |
| -1.0 | Round 2 | GEHAKTMOLEN ROOD | 18 | 5♣ | ♦7 | -1 | -5 |
| -1.0 | Round 8 | VM 1 | 19 | 4♠ | ♣10 | -1 | -5 |
| -1.1 | Round 6 | COMMERCION | 30 | 3♦ | ♠6 | = | +0 |
| -1.2 | Round 8 | VM 1 | 17 | 2♠ | ♥J | -1 | -5 |
| -1.3 | Round 3 | DE RUITER | 21 | 5♣ | ♥10 | = | +0 |
| -1.3 | Round 7 | PIE | 10 | 4♥ | ♦Q | +2 | -17 |
| -1.7 | Round 8 | VM 1 | 14 | 4♥ | ♣J | -1 | -4 |
| -2.1 | Round 5 | AMOILS | 14 | 2NT | ♠6 | = | +0 |
| -2.2 | Round 3 | DE RUITER | 30 | 5♦ | ♣J | -2 | +0 |
| -2.3 | Round 7 | PIE | 4 | 2♠ | ♠4 | -1 | -5 |
| -2.3 | Round 8 | VM 1 | 13 | 4♥ | ♦7 | +1 | -4 |
| -2.5 | Round 1 | DAMIANOVA | 9 | 1NT | ♦4 | = | +0 |
| -2.5 | Round 5 | AMOILS | 18 | 1♠ | ♣3 | +1 | -6 |
| -2.6 | Round 1 | DAMIANOVA | 3 | 3NT | ♠3 | = | +0 |
| -2.6 | Round 2 | GEHAKTMOLEN ROOD | 15 | 4♣ | ♥9 | -1 | -5 |
| -2.6 | Round 9 | DENMARK | 21 | 3♦ | ♦8 | -3 | -4 |
| -2.8 | Round 4 | GARGOYLE ORANJE | 9 | 4♥ | ♦K | -1 | -6 |
| -3.3 | Round 1 | DAMIANOVA | 1 | 3♦ | ♣A | = | +0 |
| -3.3 | Round 9 | DENMARK | 27 | 3NT | ♥A | +2 | -4 |
| -3.4 | Round 8 | VM 1 | 11 | 3NT | ♥2 | -1 | -5 |
| -4.0 | Round 6 | COMMERCION | 25 | 2♦x | ♥9 | = | -3 |
| -4.1 | Round 4 | GARGOYLE ORANJE | 10 | 6♠ | ♠10 | = | +0 |
| -4.6 | Round 6 | COMMERCION | 21 | 4♠ | ♦3 | = | -7 |
| -4.7 | Round 6 | COMMERCION | 29 | 4♠ | ♦J | +1 | +0 |
| -4.9 | Round 3 | DE RUITER | 22 | 2♦ | ♠J | -2 | -7 |
| -5.0 | Round 8 | VM 1 | 18 | 5♥x | ♣A | -4 | -4 |
| -5.1 | Round 4 | GARGOYLE ORANJE | 5 | 3NT | ♥2 | -1 | -10 |
| -5.2 | Round 9 | DENMARK | 30 | 3NT | ♠4 | = | +0 |
| -7.1 | Round 1 | DAMIANOVA | 5 | 3♥x | ♦A | -2 | -9 |
| -7.9 | Round 5 | AMOILS | 17 | 3NT | ♥6 | = | -7 |
| -9.3 | Round 5 | AMOILS | 13 | 6♥ | ♣A | = | +0 |
| -10.0 | Round 3 | DE RUITER | 25 | 5♦x | ♦3 | = | -9 |