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Rapid:
Individual Calculations October 2017 |
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| Lebedevs, Aleksandrs Total change: 17.80 | |   |
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| VIII Latvian Railway 2017th chess championship (employees) | Riga | LAT | 2017-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1854 | 3.50 | 6 | 0.89 | 20 | 17.80 | |
|  Golubovskis, Maksims | | | 1990 | LAT | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Melderis, Uldis | | | 1950 | LAT | 1.00 | 1 | 0.63 | 20 | 12.60 | |  Andrejevs, Arvids | | | 2182 | LAT | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Petrova, Nadezda | | | 1672 | LAT | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Krastins, Juris | | | 1869 | LAT | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Lelis, Janis | | | 1802 | LAT | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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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