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Individual Calculations September 2013 |
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| Janchev, Petar Total change: 12.75 | |   |
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| IV Balkan amateur chess festival Belogradchik 2013 | Belogradchik | BUL | 2013-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 2188 | 7.00 | 9 | 0.85 | 15 | 12.75 | |
|  Sotirov, Ilia | | | 1818 | BUL | 1.00 | 1 | 0.10 | 15 | 1.50 | |  Stoyanov, Svetlomir | | | 1978 | BUL | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Nikolov, Rumen | | | 1929 | BUL | 0.00 | 1 | -0.82 | 15 | -12.30 | | | Dyakov, Martin | | | 1926 | BUL | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Vandev, Dimitar | | | 2137 | BUL | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Janev, Pavel | | | 2217 | BUL | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Gelemerov, Yane | | | 2070 | BUL | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Gigov, Mihail | | | 2015 | BUL | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Mincic, Srbislav | f | | 2244 | SRB | 1.00 | 1 | 0.58 | 15 | 8.70 | |
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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