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Individual Calculations September 2013 |
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| Costin, Petrica Total change: -18.75 | |   |
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| Arad Open 2013 | Arad | ROU | 2013-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2040 | 2272 | 2.50 | 5 | -1.25 | 15 | -18.75 | |
|  Imreh, Tibor | | | 1872 * | ROU | 0.50 | 1 | -0.42 | 15 | -6.30 | |  Matei, Raul-Cornel | | | 1872 * | ROU | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Nedelcu, Ionut | | | 1972 | ROU | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Kasparov, Sergey | g | | 2484 | BLR | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Marjanovics, Annamaria | | wc | 2000 | HUN | 0.00 | 1 | -0.83 | 15 | -12.45 | | | * 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) | | |
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