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Individual Calculations October 2015 |
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| Kostev, Alex Total change: 49.60 | |   |
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| National team championship 2015 boys U12 | Golden sands | BUL | 2015-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1508 | 1265 | 2.00 | 3 | 1.24 | 40 | 49.60 | |
|  Mitev, Valentin | | | 1665 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Todev, Simeon | | | 1195 | BUL | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Terziev, Dimo | | | 1665 * | BUL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | * 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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