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Individual Calculations January 2019 |
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| Tzortzatos, Ioannis Total change: 15.20 | |   |
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| 8th open OPA Cholargou 2018 | Cholargos | GRE | 2018-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1352 | 1241 | 2.00 | 4 | 0.38 | 40 | 15.20 | |
|  Karounis, Ioannis | | | 1641 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Vandoros, Gerasimos | | | 1056 | GRE | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Paizanos, Epameinondas | | | 1071 | GRE | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Azis, Azizis Ektoras | f | | 1641 * | GRE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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