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Individual Calculations February 2020 |
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| Gkika, Marina Total change: -20.40 | |   |
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| New Year's 2020 open Chess Square A Mitsakos Memorial | Athens | GRE | 2020-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1421 | 1321 | 1.50 | 5 | -0.51 | 40 | -20.40 | |
|  Girvalakis, Spyridon | | | 1721 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Koulis, Vasileios | | | 1619 | GRE | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Amiris, Emmanouil | | | 1303 | GRE | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Gkogka, Elvis | | | 1233 | GRE | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Spyratou, Kleanthi | | | 1229 | GRE | 1.00 | 1 | 0.37 | 40 | 14.80 | | | * 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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