KOISTINEN Kauko · FINLAND
44rank
+67.6Butler · 100 bds
+0.68per board
±3.4swing
+1.29vs par /bd · #26/398
+0.73adjusted /bd
by round
vs par split: bidding +0.68 · play +0.61
Strength of schedule: opponents averaged +0.06/bd (a tough draw) → opponent-adjusted +0.73/bd
Card play — on target: opening leads 81.2% #181 of 397 · declarer play 77.8% #185 of 398 · defence 88.7% #127 of 398
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (8) | 83.3% (24) |
| Declarer play | 83.3% (6) | 76.2% (21) |
| Defence | 85.7% (14) | 89.7% (39) |
Opening leads by suit led: ♠ 84.6% (13) · ♥ 83.3% (6) · ♦ 70.0% (10) · ♣ 100.0% (3)
vs par by strain: NT +1.08 (26) · a suit +1.36 (74)
vs par by level: part-score +0.61 (39) · game +1.61 (54) · slam +2.57 (7)
By role: declaring +0.50/bd (-1.21 vs par · 47) · defending +0.83/bd (+3.51 vs par · 53)
By vulnerability: vulnerable +0.58/bd (+2.57 vs par · 51) · not vulnerable +0.78/bd (-0.04 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Salonen | J.Hurd – K.Bathurst | Open | 10 | +5.1 | +0.51 | +3.10 |
| Round 2 | J.Salonen | P.Pigot – C.Coyne | Closed | 10 | +14.8 | +1.48 | +1.40 |
| Round 3 | J.Salonen | M.Fleisher – C.Martel | Closed | 10 | +1.0 | +0.10 | +1.50 |
| Round 4 | J.Salonen | N.Barantiev – R.Trendafilov | Open | 10 | +7.2 | +0.72 | -0.30 |
| Round 5 | J.Salonen | N.Selway – K.Preddy | Open | 10 | +15.8 | +1.58 | +3.30 |
| Round 6 | J.Salonen | A.Mcintosh – T.Paske | Closed | 10 | -18.7 | -1.87 | -0.20 |
| Round 7 | J.Salonen | T.Bauer – S.Rojko | Closed | 10 | +19.2 | +1.92 | +1.80 |
| Round 8 | J.Salonen | H.Georgescu – R.Gheorghe | Closed | 10 | +19.2 | +1.92 | +1.10 |
| Round 9 | J.Salonen | A.Yamada – K.Ohno | Open | 10 | +7.5 | +0.75 | +2.40 |
| Round 10 | J.Salonen | B.Drijver – S.Brink | Closed | 10 | -3.5 | -0.35 | -1.20 |
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 |
|---|---|---|---|---|---|---|---|
| +9.8 | Round 5 | PREDDY | 11 | 7♥ | ♥10 | -1 | +14 |
| +9.5 | Round 5 | PREDDY | 14 | 6NT | ♠3 | -1 | +14 |
| +9.1 | Round 10 | ZIMMERMANN | 27 | 6♣ | ♦K | = | -10 |
| +8.9 | Round 8 | THE BLACK SWAN | 2 | 5♣ | ♥Q | -4 | +11 |
| +7.4 | Round 7 | BAUER | 9 | 5♣x | ♠6 | = | +12 |
| +6.9 | Round 7 | BAUER | 1 | 4♠ | ♦J | -1 | +10 |
| +6.7 | Round 5 | PREDDY | 12 | 4♠ | ♦Q | = | +7 |
| +6.6 | Round 7 | BAUER | 3 | 3NT | ♣6 | -3 | +7 |
| +5.8 | Round 4 | GOLDEN AGE | 8 | 4♣ | ♠A | -1 | +10 |
| +5.4 | Round 2 | COYNE | 20 | 5♥ | ♠Q | -1 | +7 |
| +5.1 | Round 9 | MORIMURA | 19 | 1NT | ♥2 | = | +6 |
| +4.9 | Round 2 | COYNE | 18 | 6♥x | ♣K | -1 | +7 |
| +4.9 | Round 6 | TEAM BLACK | 23 | 5♣ | ♦2 | -1 | +12 |
| +4.3 | Round 1 | SPECTOR | 5 | 2♠ | ♦2 | = | +9 |
| +4.1 | Round 2 | COYNE | 17 | 5♥ | ♣2 | = | -2 |
| +4.1 | Round 8 | THE BLACK SWAN | 4 | 3NT | ♣7 | -1 | +6 |
| +3.4 | Round 1 | SPECTOR | 3 | 3NT | ♥2 | +1 | +14 |
| +3.4 | Round 3 | FLEISHER | 23 | 1NT | ♦7 | -1 | +5 |
| +3.0 | Round 2 | COYNE | 13 | 1♠ | ♦9 | +2 | +0 |
| +2.5 | Round 3 | FLEISHER | 29 | 3NT | ♠6 | +2 | +2 |
| +2.5 | Round 7 | BAUER | 7 | 3NT | ♠Q | -1 | +12 |
| +2.5 | Round 9 | MORIMURA | 18 | 3NT | ♣6 | +1 | +0 |
| +2.4 | Round 8 | THE BLACK SWAN | 10 | 3♥ | ♠6 | +1 | +10 |
| +2.4 | Round 9 | MORIMURA | 16 | 4♠ | ♦A | -1 | +4 |
| +2.3 | Round 8 | THE BLACK SWAN | 1 | 3♠ | ♣K | = | +0 |
| +2.2 | Round 2 | COYNE | 12 | 3NT | ♥6 | +2 | +0 |
| +2.2 | Round 4 | GOLDEN AGE | 9 | 6♠ | ♥7 | = | +0 |
| +2.2 | Round 9 | MORIMURA | 20 | 5♣ | ♠8 | -2 | +14 |
| +2.1 | Round 7 | BAUER | 2 | 2♦ | ♠5 | +1 | -1 |
| +2.1 | Round 8 | THE BLACK SWAN | 3 | 4♠ | ♠8 | -1 | -2 |
| +1.9 | Round 7 | BAUER | 10 | 4♥ | ♠J | +2 | +13 |
| +1.8 | Round 8 | THE BLACK SWAN | 9 | 4♠ | ♣K | -2 | -1 |
| +1.6 | Round 1 | SPECTOR | 7 | 3♣ | ♥J | = | +0 |
| +1.5 | Round 8 | THE BLACK SWAN | 8 | 2♠ | ♣A | +2 | +6 |
| +1.4 | Round 10 | ZIMMERMANN | 22 | 1♠ | ♦9 | +4 | +3 |
| +1.3 | Round 6 | TEAM BLACK | 26 | 5♠ | ♦A | = | +0 |
| +1.2 | Round 3 | FLEISHER | 25 | 5♥ | ♥A | +1 | +11 |
| +1.1 | Round 1 | SPECTOR | 6 | 4♠ | ♥A | -2 | +5 |
| +1.1 | Round 3 | FLEISHER | 28 | 3NT | ♥4 | = | +0 |
| +1.1 | Round 9 | MORIMURA | 15 | 4♠ | ♣10 | +1 | +0 |
| +0.9 | Round 3 | FLEISHER | 22 | 3NT | ♠7 | +1 | +4 |
| +0.8 | Round 4 | GOLDEN AGE | 3 | 4♥ | ♦10 | -2 | -1 |
| +0.8 | Round 5 | PREDDY | 13 | 1NT | ♦J | +1 | +0 |
| +0.8 | Round 10 | ZIMMERMANN | 30 | 3NT | ♦2 | +2 | +1 |
| +0.6 | Round 2 | COYNE | 16 | 2♥ | ♥6 | = | +7 |
| +0.5 | Round 4 | GOLDEN AGE | 10 | 5♦ | ♣K | -2 | +9 |
| +0.5 | Round 5 | PREDDY | 19 | 4♠ | ♦A | = | +0 |
| +0.5 | Round 9 | MORIMURA | 17 | 4♠ | ♥10 | +1 | +0 |
| +0.4 | Round 10 | ZIMMERMANN | 29 | 4♥ | ♦K | +1 | +0 |
| +0.3 | Round 3 | FLEISHER | 27 | 4♥ | ♠3 | = | +1 |
| +0.3 | Round 6 | TEAM BLACK | 27 | 1NT | ♣3 | = | +1 |
| +0.2 | Round 10 | ZIMMERMANN | 25 | 4♣ | ♠A | = | +7 |
| +0.1 | Round 2 | COYNE | 14 | 5♣ | ♠J | -4 | -6 |
| +0.1 | Round 4 | GOLDEN AGE | 1 | 3♠ | ♠5 | -2 | +1 |
| +0.1 | Round 4 | GOLDEN AGE | 7 | 3NT | ♠9 | +1 | +1 |
| -0.0 | Round 1 | SPECTOR | 1 | 4♠ | ♦K | = | +0 |
| -0.1 | Round 1 | SPECTOR | 2 | 4♦ | ♥10 | -1 | +5 |
| -0.1 | Round 1 | SPECTOR | 8 | 3♠ | ♦2 | -1 | -2 |
| -0.1 | Round 1 | SPECTOR | 10 | 2♦ | ♣2 | = | +0 |
| -0.1 | Round 9 | MORIMURA | 13 | 4♦ | ♣J | = | +0 |
| -0.2 | Round 2 | COYNE | 19 | 3♠ | ♦A | -2 | +5 |
| -0.2 | Round 4 | GOLDEN AGE | 5 | 2♥ | ♦8 | -1 | -4 |
| -0.2 | Round 4 | GOLDEN AGE | 6 | 4♣ | ♠A | = | +0 |
| -0.2 | Round 8 | THE BLACK SWAN | 6 | 3NT | ♠9 | +2 | -13 |
| -0.3 | Round 5 | PREDDY | 15 | 3NT | ♠A | +2 | -1 |
| -0.4 | Round 10 | ZIMMERMANN | 21 | 1NT | ♣2 | -1 | -1 |
| -0.5 | Round 4 | GOLDEN AGE | 2 | 5♠ | ♦4 | +1 | -11 |
| -0.5 | Round 9 | MORIMURA | 11 | 3NT | ♦3 | -2 | -6 |
| -0.8 | Round 8 | THE BLACK SWAN | 7 | 2♠ | ♦Q | = | -1 |
| -1.1 | Round 3 | FLEISHER | 30 | 1NT | ♦5 | = | +0 |
| -1.2 | Round 7 | BAUER | 4 | 3♦ | ♦7 | +1 | +0 |
| -1.3 | Round 2 | COYNE | 15 | 2♥ | ♠K | -1 | +1 |
| -1.3 | Round 5 | PREDDY | 20 | 4♠ | ♠K | +1 | +13 |
| -1.3 | Round 6 | TEAM BLACK | 24 | 4♠ | ♦2 | -1 | -5 |
| -1.4 | Round 4 | GOLDEN AGE | 4 | 3NT | ♥3 | -3 | -8 |
| -1.4 | Round 7 | BAUER | 5 | 4NT | ♥9 | +2 | -14 |
| -1.6 | Round 6 | TEAM BLACK | 30 | 4♥ | ♠3 | -1 | +2 |
| -1.7 | Round 7 | BAUER | 6 | 3♥ | ♠A | +2 | -10 |
| -1.9 | Round 6 | TEAM BLACK | 22 | 5♥ | ♠A | -1 | -2 |
| -2.0 | Round 10 | ZIMMERMANN | 28 | 2NT | ♥Q | +1 | -1 |
| -2.1 | Round 5 | PREDDY | 17 | 3♦ | ♥A | -1 | -5 |
| -2.2 | Round 3 | FLEISHER | 21 | 4♠ | ♥10 | +1 | +0 |
| -2.2 | Round 3 | FLEISHER | 24 | 4♠ | ♠2 | +1 | -1 |
| -2.3 | Round 1 | SPECTOR | 4 | 3♦ | ♥6 | -1 | +0 |
| -2.5 | Round 6 | TEAM BLACK | 28 | 2♥ | ♥10 | -1 | +2 |
| -2.7 | Round 1 | SPECTOR | 9 | 4♠ | ♣4 | -2 | +0 |
| -2.8 | Round 9 | MORIMURA | 14 | 3♥ | ♦8 | -1 | -4 |
| -2.9 | Round 3 | FLEISHER | 26 | 2♠ | ♠8 | +1 | -7 |
| -2.9 | Round 8 | THE BLACK SWAN | 5 | 4♠ | ♠6 | -1 | -5 |
| -2.9 | Round 9 | MORIMURA | 12 | 4♥ | ♦4 | = | +10 |
| -3.0 | Round 5 | PREDDY | 18 | 3♣x | ♦J | -2 | -4 |
| -3.6 | Round 10 | ZIMMERMANN | 24 | 2♦x | ♦9 | -2 | -4 |
| -3.9 | Round 7 | BAUER | 8 | 4♠ | ♥3 | +2 | -11 |
| -4.0 | Round 2 | COYNE | 11 | 3♠ | ♥K | -2 | -5 |
| -4.0 | Round 6 | TEAM BLACK | 21 | 4♥ | ♣2 | -2 | -11 |
| -4.0 | Round 10 | ZIMMERMANN | 23 | 3NT | ♥5 | = | +0 |
| -4.8 | Round 5 | PREDDY | 16 | 3♣ | ♥A | = | -5 |
| -4.8 | Round 6 | TEAM BLACK | 29 | 3NT | ♥2 | +1 | -1 |
| -5.4 | Round 10 | ZIMMERMANN | 26 | 6♥x | ♦2 | -2 | -7 |
| -9.1 | Round 6 | TEAM BLACK | 25 | 7♠ | ♠2 | = | +0 |