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Individual Calculations February 2013 |
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| Gercans, Visvaldis Total change: -30.30 | |   |
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| Riga Chess federation championship-2013 I stage | Riga | LAT | 2013-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1835 | 1882 | 2.00 | 4 | -0.26 | 30 | -7.80 | |
|  Bautris, Aivars | | | 1789 | LAT | 1.00 | 1 | 0.37 | 30 | 11.10 | |  Beks, Edmunds | | | 1886 | LAT | 0.50 | 1 | 0.01 | 30 | 0.30 | | | Selivanovs, Anatolijs | | | 1813 | LAT | 0.00 | 1 | -0.60 | 30 | -18.00 | | | Stabulnieks, Klavs | | | 1850 | LAT | 0.50 | 1 | -0.04 | 30 | -1.20 | |
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) | | | | Tradewise Gibraltar Chess Festival Amateur A | Gibraltar | ENG | 2013-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1685 | 1882 | 1.50 | 3 | -0.75 | 30 | -22.50 | |
| | Collins, Andrew | | | 1638 | ENG | 0.50 | 1 | -0.30 | 30 | -9.00 | | | Kearsley, Raymond J | | | 1772 | ENG | 0.50 | 1 | -0.15 | 30 | -4.50 | | | Yarur Elsaca, Daniel | | | 1644 | CHI | 0.50 | 1 | -0.30 | 30 | -9.00 | |
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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