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Individual Calculations February 2013 |
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| Beks, Edmunds Total change: 29.10 | |   |
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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 |
| 1958 | 1886 | 3.00 | 4 | 1.28 | 15 | 19.20 | |
|  Ni, Polina | | | 1874 | LAT | 1.00 | 1 | 0.48 | 15 | 7.20 | |  Gercans, Visvaldis | | | 1882 | LAT | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Kretainis, Kristaps | | | 2251 | LAT | 0.50 | 1 | 0.40 | 15 | 6.00 | | | Blumbergs, Ralfs | | | 1823 | LAT | 1.00 | 1 | 0.41 | 15 | 6.15 | |
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) | | | | Latvian Championship- 2013 1/4 final | Riga | LAT | 2013-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1804 | 1886 | 2.50 | 3 | 0.66 | 15 | 9.90 | |
| | Birjukovs, Anatolijs | | | 1768 | LAT | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Selivanovs, Anatolijs | | | 1813 | LAT | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Pomahs, Martins | | | 1831 | LAT | 1.00 | 1 | 0.42 | 15 | 6.30 | |
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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