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Individual Calculations December 2021 |
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| Ntounias, Ioannis Total change: -9.60 | |   |
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| 28th open PS Peristeriou Sep 2021 | Peristeri | GRE | 2021-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1143 | 1394 | 3.00 | 4 | -0.24 | 40 | -9.60 | |
|  Pogkas, Angelos Lazaros | | | 1091 | GRE | 1.00 | 1 | 0.14 | 40 | 5.60 | |  Lampos, Charalampos | | | 1148 | GRE | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Zavrakidis, Nikolaos | | | 1212 | GRE | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Ampeliotis, Georgios | | | 1120 | GRE | 1.00 | 1 | 0.17 | 40 | 6.80 | |
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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