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Individual Calculations December 2021 |
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| Andreou, Stefanos Total change: 19.40 | |   |
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| 178th open SO Ampelokipon | Athens Ampelokipoi | GRE | 2021-09-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1541 | 1403 | 3.00 | 6 | 0.91 | 20 | 18.20 | |
|  Nemtsas, Hristoforos | | | 1756 | GRE | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Karatzanos, Konstantinos | | | 1144 | GRE | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Petropoulos, Filaretos | | | 1687 | GRE | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Panaidis, Fragkiskos | | | 1235 | GRE | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Konstantinidis, Michail N | | | 1724 | GRE | 1.00 | 1 | 0.87 | 20 | 17.40 | | | Panagiotakos, Petros | | | 1701 | GRE | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | 12th open OPAX Mindgames Oct 2021 | Cholargos | GRE | 2021-10-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1444 | 1423 | 2.00 | 4 | 0.06 | 20 | 1.20 | |
| | Pelantakis, Mihail | | | 1823 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Vassalos, Panagiotis | | | 1099 | GRE | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Georgiadis, Anastasios | | | 1612 | GRE | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Gkogka, Elvis | | | 1243 | 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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