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Individual Calculations August 2017 |
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| Popzafirov, Danail Total change: 68.00 | |   |
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| 3rd International tournament Vitosha | Sofia | BUL | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1276 | 1077 | 1.50 | 4 | 0.44 | 40 | 17.60 | |
|  Georgiev, Konstantin | | | 1477 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Danov, Valentin | | | 1247 | BUL | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Mitushev, Adrian | | | 1229 | BUL | 0.50 | 1 | 0.20 | 40 | 8.00 | |  Nikolova, Angelika | | | 1149 | BUL | 1.00 | 1 | 0.60 | 40 | 24.00 | | | * 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) | | | | 3rd children's "The three beeches" open B | Kyustendil | BUL | 2017-07-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1175 | 1077 | 3.50 | 6 | 1.26 | 40 | 50.40 | |
| | Zlatkov, Anton | | | 1358 | MKD | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Bakalova, Tsvetelina | | | 1208 | BUL | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Aleksandrov, Rosen | | | 1227 | BUL | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Popzafirov, Vasil | | | 1088 | BUL | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Dimitrov, Dimitar Hr. | | | 1117 | BUL | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Dimov, Teodor | | | 1051 | BUL | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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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