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Rapid:
Individual Calculations December 2021 |
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| Seferis, Georgios Total change: 21.20 | |   |
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| 2nd Rapid Kotinos 2021 | Athens | GRE | 2021-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1649 | 1636 | 3.00 | 4 | 1.06 | 20 | 21.20 | |
|  Karounis, Ioannis | | | 1540 | GRE | 1.00 | 1 | 0.37 | 20 | 7.40 | |  Sidiropoulos, Vasilis | | | 1704 | GRE | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Masas, Alexandros | | | 1535 | GRE | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Chairopoulos, Stefanos | | | 1818 | GRE | 0.50 | 1 | 0.24 | 20 | 4.80 | |
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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