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Rapid:
Individual Calculations January 2019 |
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| Petrovskis, Olegs Total change: -13.80 | |   |
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| Riga Open Rapid 29.12.2018. | Riga | LAT | 2018-12-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1914 | 2161 | 5.50 | 8 | -0.69 | 20 | -13.80 | |
|  Zalcmane, Vija | | | 1761 * | LAT | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Laizans, Aivars | | | 2114 | LAT | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Vitins, Janis | | | 1761 * | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mierins, Emils Janis | | | 1761 * | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Melderis, Uldis | | | 1975 | LAT | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Jazdanovs, Aleksandrs | | | 2076 | LAT | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Pomahs, Ziedonis | | | 1761 * | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Daudzvardis, Janis | | | 2106 | LAT | 0.50 | 1 | -0.08 | 20 | -1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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