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Individual Calculations September 2013 |
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| Tsakov, Petar Total change: -16.20 | |   |
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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 |
| 2033 | 1985 | 2.50 | 7 | -0.54 | 30 | -16.20 | |
|  Vachev, Vladimir | f | | 2163 | BUL | 0.50 | 1 | 0.23 | 30 | 6.90 | |  Arnaudov, Petar | | | 2115 | BUL | 0.50 | 1 | 0.18 | 30 | 5.40 | | | Vandev, Dimitar | | | 2137 | BUL | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Krastev, Krasimir Naidenov | | | 1763 | BUL | 1.00 | 1 | 0.22 | 30 | 6.60 | | | Vladimirov, Ivo | | | 2083 | BUL | 0.50 | 1 | 0.13 | 30 | 3.90 | | | Iliev, Mitko | | | 2209 | BUL | 0.00 | 1 | -0.22 | 30 | -6.60 | | | Petkov, Matey | | | 1763 | BUL | 0.00 | 1 | -0.78 | 30 | -23.40 | |
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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