KALKAVAN Nevzat · TURKON
646rank
-87.4Butler · 112 bds
-0.78per board
±4.3swing
-0.58vs par /bd · #529/675
-0.97adjusted /bd
by round
vs par split: bidding +0.41 · play -0.99
Strength of schedule: opponents averaged -0.19/bd (an easy draw) → opponent-adjusted -0.97/bd
Card play — on target: opening leads 73.9% #392 of 675 · declarer play 73.3% #410 of 675 · defence 71.7% #656 of 675
Bidding activity — not a pass: 43.4% #319 of 675 (115/265)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 55.6% (9) | 85.7% (14) |
| Declarer play | 87.5% (8) | 68.2% (22) |
| Defence | 65.4% (26) | 77.8% (27) |
Opening leads by suit led: ♠ 71.4% (7) · ♥ 100.0% (4) · ♦ 60.0% (5) · ♣ 71.4% (7)
vs par by strain: NT -0.28 (47) · a suit -0.80 (65)
vs par by level: part-score +0.14 (37) · game -0.86 (70) · slam -2.00 (5)
By role: declaring -0.50/bd (-2.81 vs par · 59) · defending -1.09/bd (+1.91 vs par · 53)
By vulnerability: vulnerable -1.11/bd (-0.50 vs par · 56) · not vulnerable -0.45/bd (-0.66 vs par · 56)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | H.Ozgur | S.De Wijs – B.Muller | Open | 14 | -23.1 | -1.65 | -2.36 |
| Round 2 | H.Ozgur | T.Baj – P.Jonczyk | Open | 14 | +1.8 | +0.13 | +2.43 |
| Round 3 | H.Ozgur | S.Cao – J.He | Open | 14 | -15.7 | -1.12 | -1.79 |
| Round 4 | H.Ozgur | C.Wai – C.Ng | Open | 14 | -18.7 | -1.34 | -2.43 |
| Round 5 | H.Ozgur | K.Gasinska – J.Stasica | Open | 14 | +8.5 | +0.61 | +2.14 |
| Round 6 | H.Ozgur | J.Ciechomski – P.Zawada | Open | 14 | -3.1 | -0.22 | -1.07 |
| Round 7 | H.Ozgur | L.Thuillez – S.Garcia | Open | 14 | -41.1 | -2.94 | -3.00 |
| Round 8 | H.Ozgur | S.Mukherjee – K.Bendre | Open | 14 | +4.0 | +0.29 | +1.43 |
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 |
|---|---|---|---|---|---|---|---|
| +9.9 | Round 8 | FORMIDABLES | 17 | 6♠ | ♣T | -1 | +13 |
| +9.5 | Round 2 | AS TECHNIK PL | 22 | 3NT | ♠3 | +4 | +14 |
| +9.3 | Round 4 | RILAKKUMA | 16 | 4♣x | ♠J | -3 | +9 |
| +9.3 | Round 5 | ONEGIRL | 13 | 4♠ | ♥K | = | +10 |
| +8.1 | Round 8 | FORMIDABLES | 23 | 4♠x | ♥3 | -1 | +8 |
| +7.4 | Round 4 | RILAKKUMA | 19 | 3NT | ♣5 | -2 | +13 |
| +6.6 | Round 2 | AS TECHNIK PL | 19 | 3NT | ♦5 | -3 | +11 |
| +6.5 | Round 2 | AS TECHNIK PL | 23 | 3♦ | ♥Q | +3 | +14 |
| +6.3 | Round 7 | LOSS | 7 | 4♥ | ♠T | +1 | +0 |
| +4.8 | Round 5 | ONEGIRL | 5 | 2NT | ♥A | +1 | +2 |
| +4.5 | Round 8 | FORMIDABLES | 27 | 3NT | ♦J | -2 | +9 |
| +4.1 | Round 5 | ONEGIRL | 6 | 3NT | ♥9 | +4 | +2 |
| +3.8 | Round 6 | SYNERGIA | 16 | 4♥ | ♣3 | = | -5 |
| +3.8 | Round 6 | SYNERGIA | 17 | 5♠x | ♥J | -2 | +0 |
| +3.7 | Round 3 | CHINA OPEN 2 | 13 | 2♥ | ♠K | +1 | +1 |
| +3.5 | Round 5 | ONEGIRL | 11 | 3NT | ♥7 | +2 | +2 |
| +3.0 | Round 2 | AS TECHNIK PL | 17 | 3♦ | ♣K | +2 | +7 |
| +2.8 | Round 3 | CHINA OPEN 2 | 5 | 3NT | ♣9 | = | -1 |
| +2.5 | Round 1 | GOODMAN | 14 | 2♠ | ♦Q | = | +0 |
| +2.5 | Round 6 | SYNERGIA | 18 | 4♥ | ♠7 | = | -11 |
| +2.5 | Round 6 | SYNERGIA | 24 | 1NT | ♦3 | +3 | +6 |
| +2.1 | Round 3 | CHINA OPEN 2 | 2 | 2♠ | ♥9 | +1 | -8 |
| +2.1 | Round 6 | SYNERGIA | 27 | 5♦ | ♠T | +1 | +11 |
| +2.1 | Round 8 | FORMIDABLES | 22 | 4♠ | ♥K | = | +0 |
| +1.9 | Round 1 | GOODMAN | 12 | 4♥ | ♦K | = | +0 |
| +1.6 | Round 2 | AS TECHNIK PL | 24 | 1♣ | ♥J | +1 | +0 |
| +1.5 | Round 5 | ONEGIRL | 7 | 3NT | ♥4 | +3 | +13 |
| +1.4 | Round 4 | RILAKKUMA | 28 | 4♠ | ♣4 | +1 | +0 |
| +1.2 | Round 1 | GOODMAN | 4 | 6♠ | ♥T | = | -13 |
| +1.1 | Round 4 | RILAKKUMA | 22 | 2♠ | ♣4 | = | +1 |
| +1.1 | Round 7 | LOSS | 14 | 4♠x | ♥K | -2 | +4 |
| +1.0 | Round 1 | GOODMAN | 11 | 4♠ | ♣A | = | -1 |
| +1.0 | Round 3 | CHINA OPEN 2 | 1 | 3NT | ♦7 | = | +0 |
| +1.0 | Round 5 | ONEGIRL | 8 | 2♥ | ♠Q | +2 | +1 |
| +0.9 | Round 6 | SYNERGIA | 26 | 2♣ | ♦7 | +2 | +9 |
| +0.8 | Round 6 | SYNERGIA | 23 | 3NT | ♠9 | +2 | +0 |
| +0.8 | Round 8 | FORMIDABLES | 16 | 4♥ | ♣K | +2 | +11 |
| +0.7 | Round 5 | ONEGIRL | 10 | 1NT | ♥J | = | +5 |
| +0.6 | Round 5 | ONEGIRL | 3 | 4♥ | ♠7 | +1 | +0 |
| +0.5 | Round 2 | AS TECHNIK PL | 28 | 3NT | ♥3 | +1 | +0 |
| +0.5 | Round 5 | ONEGIRL | 1 | 3NT | ♦2 | = | -1 |
| +0.3 | Round 6 | SYNERGIA | 22 | 3NT | ♥6 | +1 | +1 |
| +0.2 | Round 7 | LOSS | 1 | 5♠ | ♥9 | = | +0 |
| +0.1 | Round 1 | GOODMAN | 10 | 2♥ | ♦J | +2 | +10 |
| +0.1 | Round 4 | RILAKKUMA | 20 | 2NT | ♣Q | = | +0 |
| -0.0 | Round 3 | CHINA OPEN 2 | 11 | 6♣ | ♣5 | +1 | +11 |
| -0.1 | Round 1 | GOODMAN | 1 | 4♦ | ♥K | -1 | -4 |
| -0.1 | Round 6 | SYNERGIA | 28 | 1NT | ♠Q | -1 | +2 |
| -0.1 | Round 8 | FORMIDABLES | 24 | 4♠ | ♥7 | = | +1 |
| -0.2 | Round 3 | CHINA OPEN 2 | 3 | 4♥ | ♣7 | +1 | -11 |
| -0.3 | Round 2 | AS TECHNIK PL | 25 | 4♥ | ♠4 | +1 | +0 |
| -0.3 | Round 3 | CHINA OPEN 2 | 8 | 3♦ | ♣T | -1 | +2 |
| -0.3 | Round 7 | LOSS | 5 | 2♠ | ♥6 | +1 | +0 |
| -0.4 | Round 7 | LOSS | 2 | 5♣ | ♠6 | +1 | +11 |
| -0.5 | Round 1 | GOODMAN | 2 | 4♠ | ♦A | -4 | +10 |
| -0.6 | Round 2 | AS TECHNIK PL | 16 | 2♦ | ♥5 | -1 | -5 |
| -0.6 | Round 6 | SYNERGIA | 21 | 3NT | ♠A | -1 | -1 |
| -0.7 | Round 2 | AS TECHNIK PL | 15 | 3NT | ♠2 | +1 | +0 |
| -0.7 | Round 5 | ONEGIRL | 14 | 1♠x | ♠4 | +1 | -4 |
| -0.7 | Round 6 | SYNERGIA | 19 | 3NT | ♠6 | +2 | -1 |
| -0.8 | Round 4 | RILAKKUMA | 18 | 4♠ | ♦5 | +2 | -12 |
| -0.9 | Round 3 | CHINA OPEN 2 | 6 | 5♦x | ♣K | -2 | +0 |
| -1.0 | Round 4 | RILAKKUMA | 15 | 3NT | ♠9 | = | +1 |
| -1.0 | Round 8 | FORMIDABLES | 25 | 1NT | ♠3 | = | +1 |
| -1.3 | Round 3 | CHINA OPEN 2 | 4 | 3♥ | ♠A | = | +0 |
| -1.6 | Round 2 | AS TECHNIK PL | 18 | 1NT | ♠2 | = | +0 |
| -1.7 | Round 4 | RILAKKUMA | 27 | 3NT | ♣7 | +1 | -1 |
| -1.7 | Round 5 | ONEGIRL | 12 | 2♥ | ♦A | +2 | +6 |
| -1.9 | Round 8 | FORMIDABLES | 18 | 2NT | ♣J | -1 | -4 |
| -2.0 | Round 1 | GOODMAN | 3 | 2NT | ♠8 | +2 | +1 |
| -2.1 | Round 1 | GOODMAN | 8 | 4♠ | ♥K | -1 | -5 |
| -2.2 | Round 7 | LOSS | 8 | 3NT | ♦K | -1 | -5 |
| -2.4 | Round 3 | CHINA OPEN 2 | 9 | 3NT | ♣6 | -1 | +6 |
| -2.5 | Round 4 | RILAKKUMA | 24 | 4♠ | ♣5 | -1 | -10 |
| -2.5 | Round 8 | FORMIDABLES | 19 | 4♦ | ♥K | +1 | -1 |
| -2.7 | Round 2 | AS TECHNIK PL | 27 | 3NT | ♠K | -4 | -2 |
| -2.7 | Round 8 | FORMIDABLES | 20 | 3NT | ♣A | +2 | +0 |
| -2.7 | Round 8 | FORMIDABLES | 28 | 6NT | ♣Q | +1 | -10 |
| -2.9 | Round 6 | SYNERGIA | 25 | 2NT | ♥6 | = | +0 |
| -2.9 | Round 7 | LOSS | 3 | 4♠x | ♦J | -1 | +0 |
| -3.0 | Round 8 | FORMIDABLES | 26 | 4♥ | ♣2 | +1 | +0 |
| -3.3 | Round 3 | CHINA OPEN 2 | 10 | 2♠ | ♥8 | = | -10 |
| -3.4 | Round 7 | LOSS | 4 | 4♠ | ♥T | -1 | -12 |
| -3.5 | Round 3 | CHINA OPEN 2 | 7 | 2♦ | ♠8 | -2 | -3 |
| -3.6 | Round 4 | RILAKKUMA | 23 | 3NT | ♥T | -1 | -12 |
| -3.6 | Round 4 | RILAKKUMA | 25 | 1NT | ♥6 | = | -6 |
| -3.7 | Round 2 | AS TECHNIK PL | 21 | 4♥ | ♠5 | -1 | -5 |
| -3.7 | Round 8 | FORMIDABLES | 21 | 4♠ | ♥A | +1 | -4 |
| -3.8 | Round 5 | ONEGIRL | 9 | 4♥ | ♣A | -1 | -5 |
| -3.8 | Round 8 | FORMIDABLES | 15 | 3NT | ♣6 | -1 | -4 |
| -3.9 | Round 1 | GOODMAN | 5 | 3NT | ♠2 | -1 | -5 |
| -4.0 | Round 1 | GOODMAN | 13 | 3♦ | ♠J | +1 | +0 |
| -4.1 | Round 1 | GOODMAN | 7 | 4♠ | ♣A | -1 | -12 |
| -4.3 | Round 7 | LOSS | 12 | 4♠x | ♣K | -2 | -8 |
| -4.4 | Round 6 | SYNERGIA | 15 | 4♠ | ♣3 | = | -11 |
| -4.5 | Round 3 | CHINA OPEN 2 | 14 | 3♥ | ♦A | +1 | -4 |
| -4.5 | Round 7 | LOSS | 11 | 3NT | ♥K | -2 | -6 |
| -4.6 | Round 1 | GOODMAN | 6 | 4♥ | ♦4 | -1 | -2 |
| -4.7 | Round 5 | ONEGIRL | 2 | 3NT | ♣Q | +1 | -1 |
| -5.3 | Round 7 | LOSS | 6 | 2♥ | ♣6 | -2 | -6 |
| -6.3 | Round 4 | RILAKKUMA | 26 | 3NT | ♥5 | +1 | -1 |
| -6.5 | Round 7 | LOSS | 13 | 4♥ | ♣A | = | -10 |
| -6.6 | Round 5 | ONEGIRL | 4 | 3NT | ♣2 | +1 | +0 |
| -6.9 | Round 4 | RILAKKUMA | 21 | 2NT | ♥8 | -3 | -5 |
| -7.7 | Round 7 | LOSS | 10 | 3NT | ♠4 | +1 | +0 |
| -7.9 | Round 2 | AS TECHNIK PL | 20 | 4♥ | ♠T | +1 | +0 |
| -8.4 | Round 2 | AS TECHNIK PL | 26 | 3NT | ♠7 | = | +0 |
| -8.5 | Round 1 | GOODMAN | 9 | 3♠ | ♥A | = | -12 |
| -8.9 | Round 3 | CHINA OPEN 2 | 12 | 5♣ | ♦A | -4 | -8 |
| -11.1 | Round 6 | SYNERGIA | 20 | 3NT | ♠A | +1 | -15 |
| -11.2 | Round 7 | LOSS | 9 | 3NT | ♠2 | = | -10 |
| -11.6 | Round 4 | RILAKKUMA | 17 | 6NT | ♣7 | +1 | -11 |