ROHOWSKY Roland · KARLSRUHER BSC
1rank
+73.8Butler · 80 bds
+0.92per board
±4.5swing
+1.34vs par /bd · #1/29
+0.98adjusted /bd
by round
vs par split: bidding +0.36 · play +0.45
Strength of schedule: opponents averaged +0.05/bd (a tough draw) → opponent-adjusted +0.98/bd
Card play — on target: opening leads 84.6% #9 of 29 · declarer play 88.2% #6 of 29 · defence 88.9% #13 of 29
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 84.6% (13) |
| Declarer play | · | 88.2% (17) |
| Defence | · | 88.9% (27) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 100.0% (4) · ♦ 100.0% (1) · ♣ 75.0% (4)
vs par by strain: a suit +0.80 (56)
vs par by level: part-score +0.04 (26) · game +1.22 (23) · slam +2.29 (7)
By role: declaring +1.36/bd (-0.81 vs par · 37) · defending +0.57/bd (+3.17 vs par · 42)
By vulnerability: vulnerable +0.75/bd (+1.02 vs par · 40) · not vulnerable +1.09/bd (+1.65 vs par · 40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Fritsche | J.Sigurjonsson – M.Magnusson | Open | 20 | +32.0 | +1.60 | +2.65 |
| Round 2 | J.Fritsche | J.Pszczola – J.Kalita | Closed | 20 | +8.0 | +0.40 | +0.90 |
| Round 4 | J.Fritsche | S.De Wijs – B.Muller | Open | 20 | -13.4 | -0.67 | -1.55 |
| Round 5 | J.Fritsche | A.Petrunin – A.Sterkin | Open | 20 | +47.2 | +2.36 | +3.35 |
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 |
|---|---|---|---|---|---|---|---|
| +13.2 | Round 5 | LAZY | 2 | 6N | ♠A | = | +13 |
| +11.4 | Round 2 | AUGURI WARSAW | 28 | 5♣x | ♥A | -4 | +12 |
| +10.6 | Round 2 | AUGURI WARSAW | 27 | 6♠ | ♣A | -2 | +14 |
| +10.4 | Round 1 | BRIDGECLUB GRANT THORNTON | 13 | 3N | ♣4 | = | +10 |
| +9.2 | Round 5 | LAZY | 14 | 7♠ | ♣Q | -1 | +16 |
| +8.8 | Round 1 | BRIDGECLUB GRANT THORNTON | 17 | 4♠ | ♠T | = | +7 |
| +8.6 | Round 2 | AUGURI WARSAW | 38 | 4♠x | ♣K | +1 | +7 |
| +8.0 | Round 5 | LAZY | 1 | 4♦ | ♠Q | = | +10 |
| +8.0 | Round 5 | LAZY | 12 | 3N | ♦8 | +3 | +11 |
| +7.6 | Round 1 | BRIDGECLUB GRANT THORNTON | 19 | 4♥ | ♠A | = | +7 |
| +7.0 | Round 5 | LAZY | 10 | 3N | ♦Q | = | -1 |
| +6.6 | Round 2 | AUGURI WARSAW | 33 | 3♣ | ♣9 | +1 | +1 |
| +6.0 | Round 5 | LAZY | 17 | 3N | ♠J | -1 | +8 |
| +5.6 | Round 1 | BRIDGECLUB GRANT THORNTON | 3 | 5♥x | ♠K | -3 | +4 |
| +5.0 | Round 1 | BRIDGECLUB GRANT THORNTON | 5 | 3♠ | ♥K | +1 | +6 |
| +4.6 | Round 4 | BC `T ONSTEIN 1 | 27 | 2♥ | ♦T | +2 | -7 |
| +3.6 | Round 1 | BRIDGECLUB GRANT THORNTON | 8 | 3N | ♣8 | = | +0 |
| +3.6 | Round 1 | BRIDGECLUB GRANT THORNTON | 14 | 2N | ♥7 | = | +8 |
| +3.4 | Round 1 | BRIDGECLUB GRANT THORNTON | 15 | 3N | ♣5 | +2 | +0 |
| +3.2 | Round 5 | LAZY | 3 | 4♣ | ♥A | = | +0 |
| +2.8 | Round 1 | BRIDGECLUB GRANT THORNTON | 2 | 3♦ | ♠K | -1 | -2 |
| +2.4 | Round 5 | LAZY | 6 | 1N | ♣7 | = | +11 |
| +2.2 | Round 4 | BC `T ONSTEIN 1 | 36 | 6♥ | ♠5 | +1 | -1 |
| +2.2 | Round 5 | LAZY | 18 | 1N | ♠6 | -2 | +5 |
| +2.0 | Round 4 | BC `T ONSTEIN 1 | 39 | 4♥ | ♠9 | = | +1 |
| +1.8 | Round 1 | BRIDGECLUB GRANT THORNTON | 16 | 4♣ | ♥A | -1 | +5 |
| +1.8 | Round 4 | BC `T ONSTEIN 1 | 24 | 2♥ | ♦K | +1 | +0 |
| +1.8 | Round 4 | BC `T ONSTEIN 1 | 28 | 5♣ | ♠K | = | +0 |
| +1.6 | Round 4 | BC `T ONSTEIN 1 | 37 | 2♠ | ♦5 | +3 | +2 |
| +1.2 | Round 1 | BRIDGECLUB GRANT THORNTON | 6 | 4♥ | ♦T | = | +0 |
| +1.2 | Round 2 | AUGURI WARSAW | 35 | 4♠ | ♣Q | = | +1 |
| +1.2 | Round 5 | LAZY | 11 | 2♥ | ♦A | +1 | +0 |
| +1.0 | Round 4 | BC `T ONSTEIN 1 | 31 | 3♠ | ♦9 | = | +1 |
| +0.8 | Round 2 | AUGURI WARSAW | 34 | 4♠ | ♦K | -2 | +6 |
| +0.6 | Round 2 | AUGURI WARSAW | 40 | 3♦ | ♠5 | -1 | +4 |
| +0.6 | Round 4 | BC `T ONSTEIN 1 | 35 | 4♥ | ♥5 | +1 | +0 |
| +0.6 | Round 5 | LAZY | 8 | 3N | ♦5 | +2 | +0 |
| +0.4 | Round 2 | AUGURI WARSAW | 29 | 5♣ | ♣4 | +2 | -13 |
| +0.4 | Round 4 | BC `T ONSTEIN 1 | 32 | 1N | ♦A | -1 | +5 |
| +0.2 | Round 4 | BC `T ONSTEIN 1 | 23 | 4♥ | ♣4 | = | +0 |
| +0.0 | Round 2 | AUGURI WARSAW | 36 | 3N | ♠2 | +1 | +0 |
| +0.0 | Round 4 | BC `T ONSTEIN 1 | 29 | 3N | ♠T | +1 | -1 |
| +0.0 | Round 4 | BC `T ONSTEIN 1 | 40 | 3N | ♥7 | +3 | -11 |
| +0.0 | Round 5 | LAZY | 4 | 6♠ | ♥A | = | -1 |
| +0.0 | Round 5 | LAZY | 5 | 3N | ♠5 | -2 | -8 |
| +0.0 | Round 5 | LAZY | 7 | 4♠ | ♣A | = | +0 |
| +0.0 | Round 5 | LAZY | 16 | 6♠ | ♣J | = | +13 |
| +0.0 | Round 5 | LAZY | 20 | 1N | ♥3 | +1 | +0 |
| -0.4 | Round 1 | BRIDGECLUB GRANT THORNTON | 4 | 3N | ♣6 | -1 | +6 |
| -0.4 | Round 1 | BRIDGECLUB GRANT THORNTON | 11 | 5♠ | ♥9 | = | +0 |
| -0.4 | Round 1 | BRIDGECLUB GRANT THORNTON | 12 | Pass | +4 | ||
| -0.4 | Round 2 | AUGURI WARSAW | 22 | 3♦ | ♥3 | = | +5 |
| -0.6 | Round 5 | LAZY | 13 | 3♥ | ♠7 | -1 | +1 |
| -1.0 | Round 5 | LAZY | 15 | 4♥ | ♣6 | -1 | +1 |
| -1.2 | Round 1 | BRIDGECLUB GRANT THORNTON | 20 | 2♥ | ♣K | -1 | +1 |
| -1.2 | Round 2 | AUGURI WARSAW | 21 | 1N | ♣J | +1 | +1 |
| -1.4 | Round 1 | BRIDGECLUB GRANT THORNTON | 7 | 1N | ♠J | +2 | +10 |
| -1.4 | Round 4 | BC `T ONSTEIN 1 | 21 | 4♠ | ♦Q | = | +1 |
| -1.6 | Round 1 | BRIDGECLUB GRANT THORNTON | 1 | 2♠ | ♥J | +1 | -6 |
| -2.0 | Round 4 | BC `T ONSTEIN 1 | 33 | 4♦ | ♣T | -3 | +2 |
| -2.2 | Round 4 | BC `T ONSTEIN 1 | 22 | 3♠ | ♣A | -1 | +2 |
| -2.4 | Round 2 | AUGURI WARSAW | 25 | 1♣ | ♦A | -1 | +2 |
| -2.4 | Round 2 | AUGURI WARSAW | 26 | 2♥x | ♥Q | = | +2 |
| -3.0 | Round 2 | AUGURI WARSAW | 37 | 5♣ | ♥7 | +2 | -1 |
| -3.2 | Round 2 | AUGURI WARSAW | 23 | 4♥ | ♣J | +2 | -1 |
| -3.2 | Round 2 | AUGURI WARSAW | 30 | 2N | ♥T | = | +0 |
| -3.2 | Round 4 | BC `T ONSTEIN 1 | 30 | 3♥ | ♠8 | -1 | -4 |
| -3.4 | Round 4 | BC `T ONSTEIN 1 | 25 | 5♦ | ♥Q | -2 | +0 |
| -3.4 | Round 4 | BC `T ONSTEIN 1 | 26 | 3♣ | ♠9 | +2 | -10 |
| -4.0 | Round 2 | AUGURI WARSAW | 31 | 4♠ | ♥Q | = | +0 |
| -4.0 | Round 2 | AUGURI WARSAW | 32 | 4♥ | ♣5 | -1 | -5 |
| -4.0 | Round 2 | AUGURI WARSAW | 39 | 3♥ | ♠9 | = | -6 |
| -4.4 | Round 1 | BRIDGECLUB GRANT THORNTON | 18 | 2♦ | ♠A | +1 | +1 |
| -4.4 | Round 2 | AUGURI WARSAW | 24 | 6♣ | ♦7 | -2 | -11 |
| -5.2 | Round 4 | BC `T ONSTEIN 1 | 34 | 2♥ | ♦4 | = | +0 |
| -5.6 | Round 5 | LAZY | 19 | 3N | ♥K | = | +2 |
| -5.8 | Round 1 | BRIDGECLUB GRANT THORNTON | 9 | 4♥ | ♦9 | = | +1 |
| -6.2 | Round 1 | BRIDGECLUB GRANT THORNTON | 10 | 3♦ | ♠8 | -2 | -9 |
| -6.6 | Round 5 | LAZY | 9 | 6♥ | ♦K | -1 | -14 |
| -8.8 | Round 4 | BC `T ONSTEIN 1 | 38 | 6N | ♥A | -2 | -11 |