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Individual Calculations January 2023 |
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| Chatzinikolaou, Alexandros Total change: -6.00 | |   |
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| 34th open PS Peristeriou | Peristeri | GRE | 2022-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1237 | 1419 | 3.00 | 5 | -0.65 | 20 | -13.00 | |
|  Kanakis, Orestis | | | 1165 | GRE | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Papadopoulos, Prodromos Na | | | 1205 | GRE | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Betsikos, Paraschos | | | 1272 | GRE | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Tsavdaras, Dimitrios | | | 1174 | GRE | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Andreolas, Gavriil | | | 1370 | GRE | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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) | | | | 6th open GIOACHINO GRECO | Athens | GRE | 2022-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1409 | 1419 | 2.00 | 3 | 0.35 | 20 | 7.00 | |
| | Angelopoulos, Athanasios | | | 1075 | GRE | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Iliadis, Markos | | | 1909 | GRE | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Perakaki, Makrina-Eirini | | | 1243 | GRE | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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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