NIAJKO Slawomir · BRIDGE24PL
439rank
-38.3Butler · 80 bds
-0.48per board
±4.0swing
+0.84vs par /bd · #78/471
-0.47adjusted /bd
by round
vs par split: bidding +0.44 · play +0.40
Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted -0.47/bd
Card play — on target: opening leads 60.9% #455 of 469 · declarer play 84.0% #80 of 469 · defence 88.4% #116 of 471
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 71.4% (7) | 56.2% (16) |
| Declarer play | 87.5% (8) | 82.4% (17) |
| Defence | 100.0% (12) | 83.9% (31) |
Opening leads by suit led: ♠ 25.0% (4) · ♥ 57.1% (7) · ♦ 100.0% (5) · ♣ 57.1% (7)
vs par by strain: NT +0.13 (23) · a suit +1.12 (57)
vs par by level: part-score +0.87 (31) · game +0.78 (45) · slam +1.25 (4)
By role: declaring +0.21/bd (-1.46 vs par · 37) · defending -1.07/bd (+2.81 vs par · 43)
By vulnerability: vulnerable -1.13/bd (-0.88 vs par · 40) · not vulnerable +0.17/bd (+2.55 vs par · 40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | M.Bielawski | M.Lewis – P.Jourdain | Open | 10 | -5.6 | -0.56 | +0.20 |
| Round 4 | M.Bielawski | A.Malhotra – H.Jalan | Open | 10 | -2.2 | -0.22 | +1.80 |
| Round 5 | M.Bielawski | I.Syed – T.Shafeea | Closed | 10 | -1.1 | -0.11 | -1.50 |
| Round 7 | M.Bielawski | S.Ayu – ELWINDRA - | Closed | 10 | -11.6 | -1.16 | -0.70 |
| Round 8 | M.Bielawski | D.Brenner – M.Toma | Open | 10 | -20.5 | -2.05 | +2.80 |
| Round 13 | M.Bielawski | J.Bojoh – G.Watulingas | Closed | 10 | -0.3 | -0.03 | -1.40 |
| Round 14 | M.Bielawski | C.Gede – T.Kristiyanto | Closed | 10 | -12.4 | -1.24 | +2.10 |
| Round 15 | M.Bielawski | A.Pramana – R.Narendra | Open | 10 | +15.4 | +1.54 | +3.40 |
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 |
|---|---|---|---|---|---|---|---|
| +8.1 | Round 13 | ASINDO INDONESIA | 5 | 3NT | ♦8 | = | +0 |
| +7.8 | Round 7 | GABRIAL ENERGASINDO | 8 | 5♦ | ♠10 | -1 | +11 |
| +7.5 | Round 5 | BAHRAIN | 17 | 6NT | ♠3 | = | +0 |
| +6.6 | Round 4 | HEMANT JALAN | 4 | 4♥ | ♦A | = | +0 |
| +6.4 | Round 14 | SINGARAJA BALI | 16 | 4♥ | ♣K | +1 | +8 |
| +5.7 | Round 15 | JAWA TIMUR YR | 28 | 4♦x | ♣Q | -2 | +15 |
| +5.0 | Round 3 | MACHALE | 28 | 3NT | ♥5 | = | +11 |
| +5.0 | Round 15 | JAWA TIMUR YR | 22 | 3♣ | ♠2 | -2 | +11 |
| +4.7 | Round 13 | ASINDO INDONESIA | 10 | 6♣ | ♠J | = | -2 |
| +4.7 | Round 14 | SINGARAJA BALI | 11 | 4♠ | ♦J | +3 | +14 |
| +4.4 | Round 7 | GABRIAL ENERGASINDO | 4 | 4♥ | ♣5 | -3 | +5 |
| +3.3 | Round 5 | BAHRAIN | 11 | 3NT | ♥9 | +1 | +0 |
| +3.0 | Round 13 | ASINDO INDONESIA | 1 | 4♠ | ♥5 | = | +0 |
| +2.9 | Round 8 | DORSI | 16 | 5♦ | ♣9 | = | +7 |
| +2.6 | Round 14 | SINGARAJA BALI | 20 | 2♥ | ♦K | = | +1 |
| +2.5 | Round 3 | MACHALE | 23 | 3♣ | ♥4 | +1 | +9 |
| +2.4 | Round 7 | GABRIAL ENERGASINDO | 2 | 3NT | ♠K | +1 | -1 |
| +2.3 | Round 15 | JAWA TIMUR YR | 25 | 3♠ | ♣A | = | +1 |
| +2.3 | Round 15 | JAWA TIMUR YR | 29 | 4♥ | ♣8 | -1 | +6 |
| +2.2 | Round 8 | DORSI | 15 | 3♦ | ♣7 | -2 | -5 |
| +2.1 | Round 3 | MACHALE | 24 | 1NTx | ♠6 | -3 | +2 |
| +2.1 | Round 5 | BAHRAIN | 12 | 4♥ | ♣Q | +1 | +0 |
| +2.0 | Round 13 | ASINDO INDONESIA | 2 | 3NT | ♥2 | +1 | +1 |
| +1.6 | Round 4 | HEMANT JALAN | 3 | 2♥ | ♥3 | = | +0 |
| +1.6 | Round 13 | ASINDO INDONESIA | 3 | 2♥ | ♦7 | +1 | +6 |
| +1.2 | Round 4 | HEMANT JALAN | 8 | 4♠ | ♥3 | -1 | +2 |
| +1.2 | Round 15 | JAWA TIMUR YR | 27 | 1NT | ♦Q | -1 | +4 |
| +1.1 | Round 4 | HEMANT JALAN | 9 | 6♠ | ♥3 | +1 | +11 |
| +1.1 | Round 14 | SINGARAJA BALI | 12 | 2♠ | ♦J | +2 | +10 |
| +0.7 | Round 15 | JAWA TIMUR YR | 23 | 3NT | ♣3 | -1 | -6 |
| +0.5 | Round 15 | JAWA TIMUR YR | 24 | 4♠ | ♦K | +1 | +0 |
| +0.4 | Round 3 | MACHALE | 22 | 2♠ | ♣8 | = | -9 |
| +0.3 | Round 14 | SINGARAJA BALI | 13 | 3NT | ♣J | = | +0 |
| +0.2 | Round 7 | GABRIAL ENERGASINDO | 6 | 4♥ | ♣3 | = | -1 |
| +0.1 | Round 14 | SINGARAJA BALI | 14 | 4♠ | ♥4 | +2 | +8 |
| -0.0 | Round 7 | GABRIAL ENERGASINDO | 1 | 3♦ | ♠8 | +2 | +4 |
| -0.0 | Round 14 | SINGARAJA BALI | 17 | 2♦ | ♦K | +2 | +1 |
| -0.1 | Round 15 | JAWA TIMUR YR | 30 | 3NT | ♣K | +2 | +1 |
| -0.5 | Round 3 | MACHALE | 30 | 5♥ | ♣A | = | +11 |
| -0.5 | Round 4 | HEMANT JALAN | 5 | 3♠ | ♠Q | +1 | +1 |
| -0.5 | Round 8 | DORSI | 11 | 3NT | ♥J | +1 | +10 |
| -0.9 | Round 5 | BAHRAIN | 18 | 2NT | ♥3 | -1 | -10 |
| -0.9 | Round 15 | JAWA TIMUR YR | 26 | 4♥ | ♠J | -1 | +1 |
| -1.0 | Round 13 | ASINDO INDONESIA | 8 | 3NT | ♦5 | +3 | -1 |
| -1.1 | Round 3 | MACHALE | 26 | 4♥ | ♦Q | = | +0 |
| -1.1 | Round 5 | BAHRAIN | 14 | 4♥ | ♣4 | = | +0 |
| -1.3 | Round 3 | MACHALE | 27 | 2NT | ♥4 | = | +0 |
| -1.3 | Round 4 | HEMANT JALAN | 6 | 4♠ | ♥4 | +1 | +10 |
| -1.3 | Round 4 | HEMANT JALAN | 7 | 3NT | ♠9 | +2 | -1 |
| -1.3 | Round 5 | BAHRAIN | 13 | 3♣ | ♦J | +1 | +0 |
| -1.3 | Round 8 | DORSI | 20 | 2♠ | ♠2 | = | -1 |
| -1.3 | Round 15 | JAWA TIMUR YR | 21 | 2♠ | ♦Q | = | +1 |
| -1.5 | Round 5 | BAHRAIN | 16 | 2♠ | ♦5 | -1 | +0 |
| -1.6 | Round 8 | DORSI | 14 | 3♣ | ♥3 | +1 | +0 |
| -1.7 | Round 3 | MACHALE | 21 | 3♠ | ♥Q | -1 | +2 |
| -1.8 | Round 7 | GABRIAL ENERGASINDO | 9 | 2♥ | ♠K | -1 | -3 |
| -2.2 | Round 13 | ASINDO INDONESIA | 7 | 2♥ | ♥4 | +1 | +0 |
| -2.4 | Round 4 | HEMANT JALAN | 10 | 5♣ | ♠K | = | -9 |
| -2.4 | Round 5 | BAHRAIN | 19 | 4♠ | ♠A | = | +0 |
| -2.4 | Round 8 | DORSI | 12 | 5♦ | ♣J | = | +1 |
| -2.6 | Round 5 | BAHRAIN | 15 | 2NT | ♣6 | = | +0 |
| -2.7 | Round 8 | DORSI | 13 | 2♠ | ♥6 | +1 | -1 |
| -3.3 | Round 4 | HEMANT JALAN | 2 | 3♥ | ♦A | = | +0 |
| -3.6 | Round 13 | ASINDO INDONESIA | 9 | 5♠ | ♣4 | +1 | -1 |
| -3.9 | Round 4 | HEMANT JALAN | 1 | 3♠ | ♣A | +1 | +4 |
| -4.1 | Round 3 | MACHALE | 29 | 5♠ | ♥8 | +1 | -13 |
| -4.2 | Round 5 | BAHRAIN | 20 | 3NT | ♠2 | -1 | -5 |
| -4.6 | Round 13 | ASINDO INDONESIA | 6 | 4♠ | ♣K | +2 | -17 |
| -4.8 | Round 7 | GABRIAL ENERGASINDO | 5 | 4♥ | ♣3 | -1 | -5 |
| -4.8 | Round 7 | GABRIAL ENERGASINDO | 10 | 1NT | ♥10 | -1 | -6 |
| -4.9 | Round 8 | DORSI | 19 | 5♦ | ♣A | = | +2 |
| -5.0 | Round 14 | SINGARAJA BALI | 15 | 4♠ | ♥K | = | -1 |
| -5.1 | Round 8 | DORSI | 17 | 3NT | ♠3 | +3 | +14 |
| -6.9 | Round 3 | MACHALE | 25 | 3NT | ♣4 | = | -11 |
| -7.1 | Round 7 | GABRIAL ENERGASINDO | 3 | 4♥ | ♣K | = | -1 |
| -7.1 | Round 8 | DORSI | 18 | 3NT | ♥5 | = | +1 |
| -7.9 | Round 7 | GABRIAL ENERGASINDO | 7 | 3♥ | ♦4 | +1 | -10 |
| -8.3 | Round 13 | ASINDO INDONESIA | 4 | 3NT | ♠K | = | +0 |
| -8.4 | Round 14 | SINGARAJA BALI | 18 | 6♠x | ♥A | -4 | -4 |
| -14.2 | Round 14 | SINGARAJA BALI | 19 | 4♥ | ♣5 | -5 | -16 |