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Individual Calculations July 2019 |
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| Sitsanis, Nikolaos Total change: -23.20 | |   |
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| 22nd International Open Athens Challenge 2019 - Group B | Heraklio Attikis | GRE | 2019-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1326 | 1232 | 0.00 | 3 | -1.16 | 20 | -23.20 | |
|  Trapalis, Theodoros | | | 1464 | GRE | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Sidiropoulos, Vasilis | | | 1497 | GRE | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Kontis, Iason Angelos | | | 1017 | GRE | 0.00 | 1 | -0.77 | 20 | -15.40 | |
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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