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Individual Calculations October 2013 |
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| Pencheva, Iva Total change: 7.80 | |   |
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| National team championship 2013 boys U16 | Golden sands | BUL | 2013-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1598 | 1797 | 2.00 | 3 | -0.23 | 15 | -3.45 | |
|  Valeva, Ana | | | 1455 | BUL | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Vachev, Kostadin | | | 1643 | BUL | 0.50 | 1 | -0.21 | 15 | -3.15 | |  Dochev, Delyan | | | 1696 | BUL | 0.50 | 1 | -0.14 | 15 | -2.10 | |
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) | | | | Bulgarian Team Championship B Group Women 2013 | Sunny beach | BUL | 2013-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1797 | 1.00 | 1 | 0.75 | 15 | 11.25 | |
| | Bratimirova, Dimitrinka | | | 1987 | BUL | 1.00 | 1 | 0.75 | 15 | 11.25 | |
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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