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Individual Calculations December 2021 |
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| Karatzanos, Konstantinos Total change: -15.80 | |   |
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| 178th open SO Ampelokipon | Athens Ampelokipoi | GRE | 2021-09-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1339 | 1144 | 0.00 | 4 | -1.10 | 20 | -22.00 | |
|  Kazantzoglou, Stefanos | | | 1544 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Andreou, Stefanos | | | 1403 | GRE | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Karapappas, Nikolaos | | | 1173 | GRE | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Panaidis, Fragkiskos | | | 1235 | GRE | 0.00 | 1 | -0.38 | 20 | -7.60 | | | * 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) | | | | Sunday's open plus30 Chess Square 2021 new dates | Athens | GRE | 2021-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1423 | 1115 | 1.00 | 4 | 0.31 | 20 | 6.20 | |
| | Kesaris, Evangelos | | | 1515 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Skaltsounis, Panayotis | | | 1515 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Tsoureas, Kiriakos | | | 1515 * | GRE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kostopoulos, Konstantinos | | | 1148 | GRE | 1.00 | 1 | 0.55 | 20 | 11.00 | | | * 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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