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Individual Calculations February 2019 |
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| Hartofylakas, Spyros Total change: -14.80 | |   |
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| 4th New Year's open PS Peristeriou Antonis Bellos | Peristeri | GRE | 2019-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1541 | 1580 | 2.00 | 4 | -0.12 | 40 | -4.80 | |
|  Chatziangelou, Panagiotis | | | 1180 * | GRE | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Korlotsidis, Spiridon | | | 1980 * | GRE | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Koukas, Anastasios | | | 1822 | GRE | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Oikonomopoulos, Filippos | | | 1180 * | GRE | 0.50 | 1 | -0.42 | 40 | -16.80 | | | * 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) | | | | 2019 Attica Team Championship - POA rounds 1-3 | ESSNA | GRE | 2019-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1244 | 1580 | 1.50 | 2 | -0.25 | 40 | -10.00 | |
| | Mertoglou, Konstantinos | | | 1189 | GRE | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Samaras, Vasileios | | | 1298 | GRE | 0.50 | 1 | -0.34 | 40 | -13.60 | |
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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