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Rapid:
Individual Calculations September 2021 |
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| Petroff, Vlad Total change: 13.20 | |   |
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| One Chess Challenge IV | Bucuresti | ROU | 2021-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 1323 | 1.00 | 5 | 0.66 | 20 | 13.20 | |
|  Capata, Ion | | | 2032 | ITA | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Antal, Attila-Laszlo | | | 1670 | ROU | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Martis, Octavian-Mihai | | | 1704 | ROU | 1.00 | 1 | 0.91 | 20 | 18.20 | |  Craciun, Sasha-Matei | | | 1693 | ROU | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Antal, Hunor-Zoltan | | | 1860 | ROU | 0.00 | 1 | -0.03 | 20 | -0.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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