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Rapid:
Individual Calculations December 2021 |
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| Petkos, Ioannis Total change: 4.60 | |   |
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| 21 rapid to pionaki 2021 | Agria | GRE | 2021-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1209 | 1275 | 2.00 | 3 | 0.23 | 20 | 4.60 | |
|  Raftopoulou, Konstantina | | | 1213 | GRE | 1.00 | 1 | 0.41 | 20 | 8.20 | |  Raftopoulos, Stefanos | | | 1119 | GRE | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Gkavardinas, Antonios | | | 1294 | GRE | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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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