LAHRMANN Christian · TCHIN TCHIN
211rank
-18.8Butler · 100 bds
-0.19per board
±4.9swing
-0.62vs par /bd · #248/332
-0.32adjusted /bd
by round
vs par split: bidding -0.55 · play -0.12
Strength of schedule: opponents averaged -0.13/bd (an easy draw) → opponent-adjusted -0.32/bd
Card play — on target: opening leads 78.9% #145 of 332 · declarer play 74.4% #181 of 332 · defence 92.3% #36 of 332
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (3) | 75.0% (16) |
| Declarer play | 63.2% (19) | 85.0% (20) |
| Defence | 87.5% (8) | 93.5% (31) |
Opening leads by suit led: ♠ 100.0% (5) · ♥ 66.7% (3) · ♦ 50.0% (6) · ♣ 100.0% (5)
vs par by strain: NT -0.87 (30) · a suit -0.58 (69)
vs par by level: part-score -0.45 (29) · game -0.97 (61) · slam +0.67 (9)
By role: declaring +0.16/bd (-1.25 vs par · 61) · defending -0.74/bd (+0.36 vs par · 39)
By vulnerability: vulnerable +0.05/bd (-0.37 vs par · 51) · not vulnerable -0.44/bd (-0.88 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | K.Todd | S.Gillis – M.Harding | Closed | 10 | +11.0 | +1.10 | +0.20 |
| Round 2 | K.Todd | T.Bessis – K.Bertheau | Open | 10 | +8.2 | +0.82 | +1.60 |
| Round 3 | K.Todd | N.Sandqvist – N.Shashou | Closed | 10 | -27.8 | -2.78 | -3.00 |
| Round 4 | K.Todd | T.Gotard – V.Di Bacco | Closed | 10 | -0.7 | -0.07 | -3.20 |
| Round 5 | K.Todd | N.Saada – I.Bareket | Open | 10 | -8.4 | -0.84 | -2.50 |
| Round 6 | K.Todd | A.Zareba – P.Janiszewski | Open | 10 | +11.3 | +1.13 | +1.10 |
| Round 7 | K.Todd | R.Tembouret – P.Nataf | Closed | 10 | -12.2 | -1.22 | +0.50 |
| Round 8 | K.Todd | F.Lobry – M.Appertet | Closed | 10 | +2.3 | +0.23 | +2.60 |
| Round 9 | K.Todd | D.Westermann – B.Donner | Closed | 10 | -7.1 | -0.71 | -2.80 |
| Round 10 | K.Todd | P.Stewart – H.Dowling-Long | Open | 10 | +4.6 | +0.46 | -0.70 |
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 |
|---|---|---|---|---|---|---|---|
| +11.6 | Round 2 | BRENO | 13 | 6♦ | ♦5 | = | +12 |
| +11.6 | Round 7 | EX S | 10 | 3NT | ♠2 | -1 | +13 |
| +11.4 | Round 1 | GILLIS | 10 | 6♣ | ♦5 | -1 | +14 |
| +10.7 | Round 6 | BRIDGE 24 MIXED | 30 | 7♦ | ♥K | -1 | +14 |
| +10.2 | Round 10 | IRELAND MIXED | 8 | 3♣x | ♦K | +1 | +10 |
| +10.0 | Round 8 | AUSTERLITZ | 20 | 3NT | ♠3 | = | +10 |
| +9.2 | Round 9 | BLACKY | 27 | 4♠ | ♣Q | = | +7 |
| +8.1 | Round 4 | BV WALDSOLMS | 9 | 6NT | ♣9 | = | +0 |
| +7.7 | Round 10 | IRELAND MIXED | 2 | 3NT | ♠5 | +1 | +4 |
| +7.5 | Round 1 | GILLIS | 7 | 3NT | ♦5 | -1 | +6 |
| +7.1 | Round 2 | BRENO | 18 | 2♦x | ♥A | = | +12 |
| +7.1 | Round 6 | BRIDGE 24 MIXED | 28 | 4NT | ♠5 | +2 | +5 |
| +4.9 | Round 6 | BRIDGE 24 MIXED | 22 | 4♠ | ♥6 | = | +7 |
| +4.7 | Round 8 | AUSTERLITZ | 19 | 4♠ | ♣J | = | +7 |
| +4.6 | Round 8 | AUSTERLITZ | 14 | 4♥ | ♠2 | = | +3 |
| +4.1 | Round 6 | BRIDGE 24 MIXED | 25 | 4♣x | ♥K | -1 | +7 |
| +3.8 | Round 8 | AUSTERLITZ | 15 | 3NT | ♥A | = | +3 |
| +3.7 | Round 1 | GILLIS | 4 | 4♠ | ♣K | +1 | +1 |
| +3.1 | Round 9 | BLACKY | 22 | 5♦ | ♥A | = | -11 |
| +3.0 | Round 5 | EMERALD | 18 | 5♥ | ♠10 | -2 | +0 |
| +2.9 | Round 5 | EMERALD | 13 | 4♥ | ♦8 | = | +0 |
| +2.7 | Round 1 | GILLIS | 8 | 3♥ | ♣5 | = | +0 |
| +2.7 | Round 4 | BV WALDSOLMS | 10 | 2♠ | ♣A | = | +6 |
| +2.5 | Round 4 | BV WALDSOLMS | 8 | 5♦x | ♥5 | -1 | +0 |
| +2.5 | Round 6 | BRIDGE 24 MIXED | 24 | 4♦ | ♠K | -1 | +4 |
| +2.1 | Round 5 | EMERALD | 19 | 4♠ | ♥5 | -2 | +5 |
| +2.1 | Round 8 | AUSTERLITZ | 17 | Pass | +4 | ||
| +1.8 | Round 7 | EX S | 6 | 4♥ | ♦K | +2 | +11 |
| +1.6 | Round 2 | BRENO | 17 | 2♠ | ♦2 | = | +5 |
| +1.6 | Round 9 | BLACKY | 23 | 3♦ | ♦A | +1 | +1 |
| +1.4 | Round 6 | BRIDGE 24 MIXED | 21 | 4♥ | ♠9 | -2 | -9 |
| +1.3 | Round 10 | IRELAND MIXED | 1 | 3♠ | ♥7 | -1 | -2 |
| +1.2 | Round 4 | BV WALDSOLMS | 5 | 3NT | ♥5 | = | -1 |
| +1.0 | Round 3 | SUSHI | 23 | 5♣ | ♠7 | = | -2 |
| +0.9 | Round 9 | BLACKY | 28 | 1NT | ♠10 | +3 | +7 |
| +0.8 | Round 5 | EMERALD | 12 | 4♠ | ♥4 | +1 | +0 |
| +0.5 | Round 4 | BV WALDSOLMS | 4 | 4♥ | ♥K | = | +0 |
| +0.4 | Round 2 | BRENO | 15 | 4♥ | ♣Q | +1 | +0 |
| +0.3 | Round 1 | GILLIS | 5 | 3NT | ♥5 | -1 | -6 |
| +0.3 | Round 10 | IRELAND MIXED | 3 | 4♥ | ♠Q | +1 | +0 |
| +0.2 | Round 2 | BRENO | 20 | 5♠ | ♦8 | = | +13 |
| +0.2 | Round 3 | SUSHI | 21 | 3NT | ♣4 | = | -1 |
| +0.2 | Round 5 | EMERALD | 16 | 1NT | ♦9 | +1 | -1 |
| +0.1 | Round 1 | GILLIS | 3 | 4♠ | ♠5 | -1 | +2 |
| +0.1 | Round 3 | SUSHI | 27 | 3NT | ♠4 | +1 | +0 |
| +0.1 | Round 4 | BV WALDSOLMS | 7 | 4♠ | ♦6 | -2 | -12 |
| +0.1 | Round 10 | IRELAND MIXED | 6 | 3NT | ♥8 | +1 | +0 |
| +0.0 | Round 5 | EMERALD | 11 | 4♥ | ♣K | +1 | +0 |
| -0.1 | Round 8 | AUSTERLITZ | 18 | 5♦ | ♣3 | +1 | +11 |
| -0.1 | Round 9 | BLACKY | 30 | 4♠ | ♣6 | +1 | +0 |
| -0.2 | Round 9 | BLACKY | 26 | 3NT | ♠K | +1 | -1 |
| -0.2 | Round 10 | IRELAND MIXED | 7 | 2NT | ♦10 | = | +0 |
| -0.3 | Round 5 | EMERALD | 14 | 4♥ | ♦4 | +1 | +0 |
| -0.5 | Round 2 | BRENO | 16 | 3♣ | ♥10 | -1 | -1 |
| -0.6 | Round 10 | IRELAND MIXED | 10 | 3NT | ♠2 | +1 | +0 |
| -0.9 | Round 7 | EX S | 9 | 3NT | ♥4 | = | -1 |
| -1.2 | Round 3 | SUSHI | 30 | 3NT | ♦6 | = | +1 |
| -1.2 | Round 7 | EX S | 3 | 3♦ | ♣10 | -1 | -3 |
| -1.4 | Round 6 | BRIDGE 24 MIXED | 27 | 1NT | ♣K | -1 | +1 |
| -1.5 | Round 1 | GILLIS | 6 | 4♠ | ♦4 | +1 | +0 |
| -1.5 | Round 4 | BV WALDSOLMS | 6 | 3♦ | ♥A | -1 | -5 |
| -1.6 | Round 9 | BLACKY | 21 | 1♠ | ♣J | -2 | -2 |
| -1.9 | Round 3 | SUSHI | 22 | 3NT | ♠5 | +3 | -1 |
| -1.9 | Round 4 | BV WALDSOLMS | 3 | 4♥ | ♠7 | +2 | -11 |
| -2.0 | Round 1 | GILLIS | 2 | 4♠ | ♣7 | +1 | +0 |
| -2.0 | Round 3 | SUSHI | 24 | 6♣ | ♥4 | -1 | -10 |
| -2.2 | Round 3 | SUSHI | 28 | 2NT | ♦7 | -1 | +2 |
| -2.3 | Round 8 | AUSTERLITZ | 13 | 2♦ | ♣2 | = | +1 |
| -2.4 | Round 10 | IRELAND MIXED | 4 | 1♠ | ♣K | -1 | -9 |
| -2.6 | Round 2 | BRENO | 12 | 2♠ | ♥5 | +1 | -6 |
| -2.6 | Round 7 | EX S | 7 | 4♠ | ♣A | -1 | -6 |
| -2.7 | Round 7 | EX S | 1 | 2♠ | ♦7 | = | +0 |
| -2.7 | Round 7 | EX S | 2 | 4♠ | ♦5 | -2 | +0 |
| -2.8 | Round 2 | BRENO | 14 | 5♣ | ♠4 | = | -7 |
| -3.2 | Round 1 | GILLIS | 9 | 3♦ | ♣2 | -2 | -5 |
| -3.3 | Round 5 | EMERALD | 15 | 6♠ | ♦J | -1 | -13 |
| -3.4 | Round 2 | BRENO | 11 | 2♥ | ♦5 | +3 | -6 |
| -3.4 | Round 2 | BRENO | 19 | 1NT | ♠10 | +2 | -6 |
| -3.4 | Round 7 | EX S | 4 | 4♥ | ♣Q | +1 | +0 |
| -3.5 | Round 6 | BRIDGE 24 MIXED | 23 | 3♥ | ♥Q | = | -6 |
| -3.5 | Round 6 | BRIDGE 24 MIXED | 29 | 4♥ | ♣K | +1 | +0 |
| -3.6 | Round 8 | AUSTERLITZ | 12 | 2NT | ♥A | -1 | -6 |
| -4.1 | Round 7 | EX S | 8 | 3♥ | ♦2 | = | -6 |
| -4.5 | Round 5 | EMERALD | 17 | 3NT | ♣4 | -2 | -6 |
| -4.9 | Round 10 | IRELAND MIXED | 9 | 4♠x | ♦K | -2 | -5 |
| -5.1 | Round 4 | BV WALDSOLMS | 1 | 4♠ | ♦J | -1 | +2 |
| -5.4 | Round 9 | BLACKY | 29 | 3NT | ♠A | -2 | -8 |
| -5.7 | Round 3 | SUSHI | 25 | 4♠ | ♣7 | -4 | -7 |
| -5.7 | Round 9 | BLACKY | 24 | 4♥ | ♣6 | -1 | -10 |
| -6.9 | Round 10 | IRELAND MIXED | 5 | 2♣ | ♣2 | -3 | -5 |
| -7.1 | Round 3 | SUSHI | 29 | 3NT | ♣J | -1 | -12 |
| -7.1 | Round 8 | AUSTERLITZ | 16 | 3NTx | ♠5 | +1 | -7 |
| -7.3 | Round 4 | BV WALDSOLMS | 2 | 6♥ | ♦A | = | -11 |
| -8.0 | Round 1 | GILLIS | 1 | 4♠ | ♥5 | -1 | -10 |
| -8.0 | Round 7 | EX S | 5 | 4♥ | ♠2 | = | -3 |
| -8.9 | Round 9 | BLACKY | 25 | 3NT | ♥4 | -3 | -11 |
| -9.0 | Round 3 | SUSHI | 26 | 6♥ | ♠A | = | +0 |
| -9.3 | Round 5 | EMERALD | 20 | 3NT | ♣10 | +1 | -10 |
| -9.8 | Round 8 | AUSTERLITZ | 11 | 6♥ | ♠K | = | +0 |
| -11.0 | Round 6 | BRIDGE 24 MIXED | 26 | 5♦ | ♥K | -1 | -12 |