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Individual Calculations December 2021 |
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| Papapetropoulos, Periklis Total change: -9.40 | |   |
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| Sunday's open plus30 Chess Square 2021 new dates | Athens | GRE | 2021-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 1959 | 4.00 | 6 | -0.47 | 20 | -9.40 | |
|  Skaltsounis, Panayotis | | | 1634 | GRE | 1.00 | 1 | 0.13 | 20 | 2.60 | |  Papahristoudis, Anastasios | | | 1863 | GRE | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Papadopoulos, Theodoros K A | | | 1559 * | GRE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Milias, Renos | | | 1762 | GRE | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Dionysopoulos, Zacharias | | | 1916 | GRE | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Deli, Eleanna Ratzvika | | | 1778 | GRE | 1.00 | 1 | 0.26 | 20 | 5.20 | | | * 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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