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Individual Calculations October 2015 |
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| Mitev, Valentin Total change: 76.80 | |   |
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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 |
| 1732 | 2023 | 4.50 | 6 | -0.33 | 40 | -13.20 | |
|  Kostev, Alex | | | 1623 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Kirilov, Ivaylo | | | 1632 | BUL | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Petkov, Gabriel | | | 1623 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Stoyanov, Tsvetan | f | | 2162 | BUL | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Portokalski, Yordan | | | 1623 * | BUL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Petkov, Momchil | | | 1728 | BUL | 1.00 | 1 | 0.15 | 40 | 6.00 | | | * 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) | | | | 14th Memorial Kesarovski-Stanchev B tournament | Sunny beach | BUL | 2015-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 2013 | 4.50 | 8 | 2.25 | 40 | 90.00 | |
| | Kostov, Galin | | | 2166 | BUL | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Manolov, Ivan | m | | 2221 | BUL | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Bucher, Michael | f | | 2220 | SUI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Vladimirov, Vladimir | | | 2128 | MKD | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Kostadinov, Rumen | | | 2133 | BUL | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Glavchev, Stanislav | | | 2107 | BUL | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Dimitrov, Petko | | | 2196 | BUL | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Galunov, Todor | f | | 2272 | BUL | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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) | | |
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