UNDEM Rolf · PASS O DOUBLE
339rank
-56.8Butler · 90 bds
-0.63per board
±4.4swing
-0.41vs par /bd · #268/379
-0.94adjusted /bd
by round
vs par split: bidding +0.04 · play -0.46
Strength of schedule: opponents averaged -0.31/bd (an easy draw) → opponent-adjusted -0.94/bd
Card play — on target: opening leads 81.8% #179 of 379 · declarer play 78.9% #86 of 379 · defence 84.3% #203 of 379
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (8) | 85.7% (14) |
| Declarer play | 75.0% (4) | 80.0% (15) |
| Defence | 92.3% (13) | 81.6% (38) |
Opening leads by suit led: ♠ 33.3% (3) · ♥ 100.0% (6) · ♦ 87.5% (8) · ♣ 80.0% (5)
vs par by strain: NT +0.65 (20) · a suit -0.71 (70)
vs par by level: part-score +0.07 (46) · game -0.63 (43) · slam -13.00 (1)
By role: declaring -0.74/bd (-3.10 vs par · 39) · defending -0.55/bd (+1.65 vs par · 51)
By vulnerability: vulnerable -1.43/bd (-1.48 vs par · 44) · not vulnerable +0.14/bd (+0.61 vs par · 46)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | E.Undem | A.Braithwaite – BRAITHWAITE SUSAN | Closed | 10 | -0.1 | -0.01 | +2.80 |
| Round 2 | E.Undem | S.Sanborn – K.Sanborn | Closed | 10 | -5.2 | -0.52 | +1.20 |
| Round 3 | E.Undem | S.Holmoy – K.Thomassen | Closed | 10 | -21.1 | -2.11 | -1.70 |
| Round 4 | E.Undem | D.De Falco – P.Cayne | Closed | 10 | -12.1 | -1.21 | -2.20 |
| Round 6 | E.Undem | M.Lindquist – L.Kristoffersen | Closed | 10 | +3.0 | +0.30 | +0.70 |
| Round 7 | E.Undem | A.Shami – O.Camp | Closed | 10 | -19.3 | -1.93 | -1.10 |
| Round 8 | E.Undem | B.Lian – G.Robertsen | Closed | 10 | +2.3 | +0.23 | +0.40 |
| Round 9 | E.Undem | J.Hunter – M.Fienberg | Closed | 10 | -15.6 | -1.56 | -3.90 |
| Round 10 | E.Undem | V.Hermansen – K.Dubland | Closed | 10 | +11.3 | +1.13 | +0.10 |
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 |
|---|---|---|---|---|---|---|---|
| +12.2 | Round 7 | MALUISH | 10 | 3NT | ♥K | -2 | +13 |
| +11.2 | Round 4 | CAYNE | 6 | 5♦ | ♥A | -1 | +12 |
| +9.2 | Round 1 | HOFFMAN | 1 | 4♥x | ♠6 | +2 | +8 |
| +9.2 | Round 3 | QUEENS AND JACKS | 25 | 4♠x | ♦A | -3 | +9 |
| +8.9 | Round 10 | NONSTOP | 9 | 2♥ | ♦10 | +3 | +15 |
| +7.3 | Round 8 | INOVENTIO KOLBOTNMIX | 16 | 4♣ | ♠A | -1 | +5 |
| +5.8 | Round 10 | NONSTOP | 7 | 5♣ | ♥3 | -2 | +8 |
| +5.7 | Round 6 | VI E KLAR | 22 | 2♠ | ♣A | = | +9 |
| +4.8 | Round 7 | MALUISH | 3 | 2♥ | ♠9 | -1 | +5 |
| +4.1 | Round 2 | SANBORN | 11 | 5♣ | ♥K | = | -11 |
| +3.5 | Round 6 | VI E KLAR | 24 | 3♥ | ♦A | -2 | +0 |
| +3.1 | Round 1 | HOFFMAN | 7 | 1♣ | ♥J | +1 | +6 |
| +3.0 | Round 8 | INOVENTIO KOLBOTNMIX | 12 | 3NT | ♥4 | -1 | +5 |
| +3.0 | Round 8 | INOVENTIO KOLBOTNMIX | 19 | 4♠ | ♣2 | -1 | -4 |
| +2.8 | Round 9 | THE PATRIOTS | 26 | 3♠ | ♥7 | +1 | -10 |
| +2.6 | Round 2 | SANBORN | 18 | 3♣ | ♥9 | -1 | +2 |
| +2.0 | Round 9 | THE PATRIOTS | 30 | 3♥ | ♠10 | = | +6 |
| +1.9 | Round 4 | CAYNE | 3 | 4♠ | ♥A | -1 | +6 |
| +1.8 | Round 10 | NONSTOP | 2 | 3NT | ♣6 | +2 | +0 |
| +1.7 | Round 6 | VI E KLAR | 26 | 2♠ | ♣4 | = | +6 |
| +1.6 | Round 10 | NONSTOP | 3 | 3NT | ♥4 | = | -2 |
| +1.3 | Round 9 | THE PATRIOTS | 21 | 5♣x | ♦A | -1 | +5 |
| +1.2 | Round 4 | CAYNE | 2 | 2♣ | ♦8 | -1 | +4 |
| +1.1 | Round 2 | SANBORN | 16 | 1♥ | ♥10 | +2 | +7 |
| +1.0 | Round 2 | SANBORN | 19 | 3♠ | ♦A | -1 | +4 |
| +1.0 | Round 10 | NONSTOP | 5 | 4♦ | ♣7 | = | +0 |
| +0.9 | Round 4 | CAYNE | 8 | 3♦ | ♠Q | -1 | +2 |
| +0.8 | Round 3 | QUEENS AND JACKS | 26 | 1NT | ♠5 | +1 | +0 |
| +0.8 | Round 8 | INOVENTIO KOLBOTNMIX | 13 | 3♦ | ♠J | -1 | +0 |
| +0.7 | Round 1 | HOFFMAN | 5 | 4♠ | ♦9 | = | +11 |
| +0.6 | Round 3 | QUEENS AND JACKS | 23 | 2♥ | ♦Q | -1 | -9 |
| +0.6 | Round 8 | INOVENTIO KOLBOTNMIX | 17 | 3NT | ♥2 | = | +11 |
| +0.5 | Round 9 | THE PATRIOTS | 24 | 2♥ | ♦K | +2 | -6 |
| +0.3 | Round 6 | VI E KLAR | 25 | 2♠ | ♣10 | +3 | -6 |
| +0.3 | Round 9 | THE PATRIOTS | 28 | 4♠ | ♥2 | +2 | +1 |
| +0.1 | Round 2 | SANBORN | 17 | 3♥ | ♦A | +1 | +6 |
| +0.1 | Round 7 | MALUISH | 2 | 3NT | ♠6 | +1 | +1 |
| +0.0 | Round 1 | HOFFMAN | 3 | 1NT | ♥6 | = | +1 |
| -0.5 | Round 8 | INOVENTIO KOLBOTNMIX | 15 | 4♠ | ♦3 | -2 | -2 |
| -0.6 | Round 2 | SANBORN | 14 | 2♣ | ♣9 | +3 | +7 |
| -0.6 | Round 7 | MALUISH | 1 | 2♥ | ♠6 | = | -7 |
| -0.7 | Round 1 | HOFFMAN | 6 | 4♥ | ♦Q | +1 | +13 |
| -0.7 | Round 6 | VI E KLAR | 29 | 2♥ | ♣9 | -1 | +0 |
| -0.8 | Round 2 | SANBORN | 15 | 3♥ | ♠A | -1 | +11 |
| -0.8 | Round 6 | VI E KLAR | 27 | 3♥ | ♠K | -2 | +1 |
| -0.9 | Round 3 | QUEENS AND JACKS | 29 | 2♣ | ♦Q | = | +1 |
| -0.9 | Round 10 | NONSTOP | 6 | 4♠ | ♦7 | = | -8 |
| -0.9 | Round 10 | NONSTOP | 10 | 3NT | ♠3 | +2 | +0 |
| -1.1 | Round 6 | VI E KLAR | 28 | 3NT | ♣9 | +1 | +0 |
| -1.1 | Round 7 | MALUISH | 4 | 1NT | ♥2 | = | +0 |
| -1.1 | Round 8 | INOVENTIO KOLBOTNMIX | 11 | 3♦ | ♠10 | +2 | +7 |
| -1.1 | Round 9 | THE PATRIOTS | 29 | 4♥ | ♣A | +1 | +0 |
| -1.2 | Round 4 | CAYNE | 7 | 5♦ | ♣K | +1 | -17 |
| -1.2 | Round 4 | CAYNE | 9 | 1NT | ♥8 | +1 | +1 |
| -1.3 | Round 6 | VI E KLAR | 23 | 4♠ | ♦7 | = | +1 |
| -1.3 | Round 10 | NONSTOP | 4 | 1NT | ♠4 | +1 | -1 |
| -1.3 | Round 10 | NONSTOP | 8 | 3♣ | ♠2 | -1 | -4 |
| -1.5 | Round 8 | INOVENTIO KOLBOTNMIX | 18 | 4♠ | ♦Q | +1 | +0 |
| -1.5 | Round 9 | THE PATRIOTS | 22 | 6♥ | ♦K | -1 | -13 |
| -1.6 | Round 1 | HOFFMAN | 10 | 4♠ | ♦9 | +1 | +0 |
| -1.9 | Round 4 | CAYNE | 10 | 1NT | ♣4 | +1 | +0 |
| -2.0 | Round 1 | HOFFMAN | 8 | 2♥ | ♦9 | +2 | -2 |
| -2.0 | Round 6 | VI E KLAR | 21 | 1NT | ♣2 | -1 | -5 |
| -2.3 | Round 1 | HOFFMAN | 9 | 5♣ | ♦A | +1 | -3 |
| -2.3 | Round 6 | VI E KLAR | 30 | 2NT | ♠10 | = | +1 |
| -2.5 | Round 7 | MALUISH | 8 | 3NT | ♥9 | +1 | +0 |
| -2.6 | Round 1 | HOFFMAN | 4 | 2♠ | ♥3 | = | -6 |
| -2.9 | Round 8 | INOVENTIO KOLBOTNMIX | 14 | 4♠ | ♦6 | -3 | -6 |
| -3.4 | Round 3 | QUEENS AND JACKS | 24 | 3NT | ♦2 | -1 | -5 |
| -3.4 | Round 10 | NONSTOP | 1 | 3♥ | ♦K | = | -7 |
| -3.5 | Round 2 | SANBORN | 20 | 3♥ | ♥9 | = | -1 |
| -3.9 | Round 1 | HOFFMAN | 2 | 2♠ | ♠6 | +1 | +0 |
| -3.9 | Round 3 | QUEENS AND JACKS | 28 | 3♦ | ♠A | = | -6 |
| -3.9 | Round 9 | THE PATRIOTS | 27 | 4♥ | ♣A | = | -8 |
| -4.1 | Round 2 | SANBORN | 13 | 4♠ | ♦4 | -1 | -6 |
| -4.7 | Round 3 | QUEENS AND JACKS | 22 | 4♥ | ♣3 | -2 | -6 |
| -4.9 | Round 4 | CAYNE | 1 | 2♠ | ♥3 | +2 | -6 |
| -5.1 | Round 2 | SANBORN | 12 | 2NT | ♠6 | +1 | -7 |
| -5.4 | Round 3 | QUEENS AND JACKS | 21 | 4♥ | ♣Q | +1 | -1 |
| -5.8 | Round 3 | QUEENS AND JACKS | 30 | 4♥ | ♦K | = | +0 |
| -5.9 | Round 9 | THE PATRIOTS | 23 | 5♦ | ♠Q | = | +0 |
| -6.4 | Round 7 | MALUISH | 6 | 3♠ | ♦K | = | -7 |
| -6.4 | Round 8 | INOVENTIO KOLBOTNMIX | 20 | 4♥ | ♠7 | -1 | -12 |
| -6.5 | Round 4 | CAYNE | 5 | 4♥ | ♠J | -1 | -12 |
| -7.1 | Round 7 | MALUISH | 5 | 5♥x | ♦2 | +1 | +6 |
| -7.6 | Round 3 | QUEENS AND JACKS | 27 | 3NT | ♦2 | = | +0 |
| -7.6 | Round 7 | MALUISH | 9 | 4♥ | ♣Q | -2 | -11 |
| -10.1 | Round 9 | THE PATRIOTS | 25 | 3♠x | ♥A | -1 | -14 |
| -11.1 | Round 7 | MALUISH | 7 | 4♥ | ♦A | = | -11 |
| -11.6 | Round 4 | CAYNE | 4 | 4♠ | ♣8 | -1 | -12 |