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Individual Calculations July 2009 |
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| Krastev, Vasil Total change: 12.90 | |   |
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| Bulgarian Individual Championship for juniors 16 years old | Sunny Beach | BUL | 2009-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 1938 | 2.50 | 3 | 0.39 | 15 | 5.85 | |
|  Todorov, Rosen | | | 1619 | BUL | 0.50 | 1 | -0.37 | 15 | -5.55 | |  Sofranov, Velizar | | | 2009 | BUL | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Rajchev, Rostislav | | | 1659 | BUL | 1.00 | 1 | 0.16 | 15 | 2.40 | |
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) | | | | 2009 Youth Chess Team Balakaniad Boys under 16 | Florina | GRE | 2009-05-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 1973 | 1.50 | 3 | 0.47 | 15 | 7.05 | |
| | Buyukasik, Diyap | | | 1996 | TUR | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Pavlidis, Antonios | | | 2307 | GRE | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Pecurica, Milos | | | 2016 | MNE | 1.00 | 1 | 0.56 | 15 | 8.40 | |
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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