IZWANTOWSKI Jan · POLAND U21
257rank
-2.3net boards · 32 bds
46.4%board-a-match
±0.5swing
by round
Bidding activity — not a pass: 42.2% (35/83)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Net | BAM% |
|---|---|---|---|---|---|---|
| Round 1 | W.Tokarski | M.Klimiuk – L.Ciborowska | Open | 2 | +0.6 | 65.0% |
| Round 2 | W.Tokarski | D.Uzum – O.Kizilok | Open | 2 | +0.2 | 55.0% |
| Round 3 | W.Tokarski | H.Peyret – E.Erbil | Open | 2 | -0.5 | 37.5% |
| Round 4 | W.Tokarski | Y.Meyouhas – K.Meytal | Open | 2 | -0.3 | 42.5% |
| Round 5 | W.Tokarski | E.Konstacka – P.Slovakova | Open | 2 | -1.5 | 12.5% |
| Round 6 | W.Tokarski | K.Nowak – D.Kazmucha | Open | 2 | +0.2 | 55.0% |
| Round 7 | W.Tokarski | R.Boeddeker – F.Zarkesch | Open | 2 | +0.6 | 65.0% |
| Round 8 | W.Tokarski | N.Sandqvist – N.Shashou | Open | 2 | +0.4 | 60.0% |
| Round 9 | W.Tokarski | P.Zatorski – R.Pachtman | Open | 2 | -0.9 | 27.5% |
| Round 10 | W.Tokarski | M.Romanovska – U.Jansons | Open | 2 | +0.7 | 67.5% |
| Round 11 | W.Tokarski | M.Grigoriu – M.Petrescu | Open | 2 | +0.2 | 55.0% |
| Round 12 | W.Tokarski | J.Safsten – M.Sjoqvist | Open | 2 | -1.5 | 12.5% |
| Round 13 | W.Tokarski | E.Kaya – T.Ozbey | Open | 2 | -0.9 | 27.5% |
| Round 14 | W.Tokarski | F.Coutinho – J.De Carvalho | Open | 2 | -0.1 | 47.5% |
| Round 15 | W.Tokarski | L.Bonin – R.Bloch | Open | 2 | +0.2 | 55.0% |
| Round 16 | W.Tokarski | Y.Chumak – A.Sotnikau | Open | 2 | +0.3 | 57.5% |
Every board — best board-a-match first↑ top
| BAM% | Round | Opponents | Bd | Contract | Lead | Res |
|---|---|---|---|---|---|---|
| 85.0% | Round 10 | RIGAINVITES | 19 | 6NT | ♥T | = |
| 85.0% | Round 16 | JUSTJUMP | 32 | 3NT | ♣4 | +3 |
| 84.0% | Round 1 | POLAND GIRLS | 2 | 3♠ | ♣A | -1 |
| 80.0% | Round 7 | BOHNANZAR | 14 | 3NT | ♦7 | = |
| 80.0% | Round 8 | SUSHI BELT | 15 | 2NT | ♥J | -1 |
| 75.0% | Round 6 | NONJOKERS | 11 | 7NT | ♠Q | = |
| 75.0% | Round 15 | FRANCE JUNIOR | 29 | Pass | ||
| 73.9% | Round 2 | JEO HIDRO | 4 | 3NT | ♣3 | = |
| 70.0% | Round 14 | CARTAS E VINHO VERDE | 27 | 3NT | ♦8 | +2 |
| 61.6% | Round 4 | MACCABI YAFO | 7 | 4♠ | ♥K | = |
| 55.0% | Round 11 | ROMANIA BACALU | 21 | 3♠ | ♥7 | -1 |
| 55.0% | Round 11 | ROMANIA BACALU | 22 | 4♠ | ♥J | +1 |
| 50.0% | Round 7 | BOHNANZAR | 13 | 4♠ | ♣6 | = |
| 50.0% | Round 10 | RIGAINVITES | 20 | 6♥x | ♣3 | -2 |
| 50.0% | Round 13 | ARMA | 25 | 1NT | ♥5 | = |
| 49.3% | Round 3 | ORENDA | 5 | 3NT | ♠J | +2 |
| 47.9% | Round 1 | POLAND GIRLS | 1 | 4♥ | ♦Q | = |
| 40.0% | Round 8 | SUSHI BELT | 16 | 3♠ | ♣K | +1 |
| 40.0% | Round 9 | BICI | 17 | 2♠ | ♣K | = |
| 35.0% | Round 6 | NONJOKERS | 12 | 5♥ | ♥J | +1 |
| 35.0% | Round 15 | FRANCE JUNIOR | 30 | 2♥ | ♦K | = |
| 34.1% | Round 2 | JEO HIDRO | 3 | 1NT | ♠T | = |
| 30.0% | Round 16 | JUSTJUMP | 31 | 1♠ | ♣3 | -3 |
| 26.1% | Round 3 | ORENDA | 6 | 2♥ | ♦Q | -1 |
| 25.4% | Round 4 | MACCABI YAFO | 8 | 2♠ | ♣A | = |
| 25.0% | Round 14 | CARTAS E VINHO VERDE | 28 | 4♥ | ♣9 | +1 |
| 15.0% | Round 5 | ALMOST CZECHIA U21 | 10 | 1NT | ♣3 | -1 |
| 15.0% | Round 9 | BICI | 18 | 3♥ | ♠A | +1 |
| 15.0% | Round 12 | SJOQVIST | 23 | 3NT | ♥3 | +3 |
| 10.0% | Round 5 | ALMOST CZECHIA U21 | 9 | 6♦x | ♠T | -1 |
| 10.0% | Round 12 | SJOQVIST | 24 | 1NT | ♦J | +2 |
| 5.0% | Round 13 | ARMA | 26 | 2♠x | ♦3 | = |